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-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 08:22:29,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 08:22:29,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 08:22:29,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 08:22:29,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 08:22:29,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 08:22:29,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 08:22:29,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 08:22:29,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 08:22:29,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 08:22:29,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 08:22:29,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 08:22:29,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 08:22:29,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 08:22:29,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 08:22:29,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 08:22:29,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 08:22:29,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 08:22:29,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 08:22:29,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 08:22:29,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 08:22:29,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 08:22:29,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 08:22:29,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 08:22:29,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 08:22:29,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 08:22:29,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 08:22:29,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 08:22:29,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 08:22:29,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 08:22:29,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 08:22:29,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 08:22:29,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 08:22:29,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 08:22:29,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 08:22:29,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 08:22:29,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 08:22:29,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 08:22:29,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 08:22:29,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 08:22:29,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 08:22:29,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 08:22:29,754 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 08:22:29,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 08:22:29,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 08:22:29,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 08:22:29,757 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 08:22:29,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 08:22:29,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 08:22:29,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 08:22:29,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 08:22:29,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 08:22:29,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 08:22:29,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 08:22:29,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 08:22:29,761 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 08:22:29,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 08:22:29,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 08:22:29,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 08:22:29,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 08:22:29,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 08:22:29,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 08:22:29,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 08:22:29,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 08:22:29,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 08:22:29,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 08:22:29,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 08:22:29,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 08:22:29,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 08:22:29,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 08:22:29,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 08:22:29,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 08:22:29,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 08:22:29,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 08:22:29,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 08:22:29,830 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 08:22:29,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i [2019-10-02 08:22:29,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5579bc48/96f5cb4f2eb94bc9a47b58fedb68cce6/FLAG9fe271fe9 [2019-10-02 08:22:30,818 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 08:22:30,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i [2019-10-02 08:22:30,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5579bc48/96f5cb4f2eb94bc9a47b58fedb68cce6/FLAG9fe271fe9 [2019-10-02 08:22:31,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5579bc48/96f5cb4f2eb94bc9a47b58fedb68cce6 [2019-10-02 08:22:31,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 08:22:31,258 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 08:22:31,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 08:22:31,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 08:22:31,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 08:22:31,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 08:22:31" (1/1) ... [2019-10-02 08:22:31,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404140b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:31, skipping insertion in model container [2019-10-02 08:22:31,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 08:22:31" (1/1) ... [2019-10-02 08:22:31,276 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 08:22:31,438 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 08:22:34,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 08:22:34,839 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 08:22:35,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 08:22:35,987 INFO L192 MainTranslator]: Completed translation [2019-10-02 08:22:35,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35 WrapperNode [2019-10-02 08:22:35,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 08:22:35,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 08:22:35,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 08:22:35,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 08:22:36,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35" (1/1) ... [2019-10-02 08:22:36,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35" (1/1) ... [2019-10-02 08:22:36,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35" (1/1) ... [2019-10-02 08:22:36,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35" (1/1) ... [2019-10-02 08:22:36,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35" (1/1) ... [2019-10-02 08:22:36,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35" (1/1) ... [2019-10-02 08:22:36,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35" (1/1) ... [2019-10-02 08:22:36,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 08:22:36,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 08:22:36,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 08:22:36,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 08:22:36,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 08:22:36,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 08:22:36,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 08:22:36,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 08:22:36,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 08:22:36,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-02 08:22:36,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 08:22:36,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2019-10-02 08:22:36,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_create_class [2019-10-02 08:22:36,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_class [2019-10-02 08:22:36,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_macro [2019-10-02 08:22:36,503 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-02 08:22:36,504 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-02 08:22:36,505 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 08:22:36,505 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 08:22:36,506 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-10-02 08:22:36,506 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-10-02 08:22:36,509 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-10-02 08:22:36,509 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-10-02 08:22:36,509 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-02 08:22:36,510 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-10-02 08:22:36,510 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-10-02 08:22:36,510 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-02 08:22:36,510 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-02 08:22:36,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 08:22:36,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 08:22:36,510 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-10-02 08:22:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-02 08:22:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-02 08:22:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-02 08:22:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2019-10-02 08:22:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-10-02 08:22:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-02 08:22:36,512 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_control_callback [2019-10-02 08:22:36,512 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_delete [2019-10-02 08:22:36,512 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_interrupt [2019-10-02 08:22:36,512 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_probe [2019-10-02 08:22:36,512 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_disconnect [2019-10-02 08:22:36,512 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_fasync [2019-10-02 08:22:36,512 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_open [2019-10-02 08:22:36,513 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_release [2019-10-02 08:22:36,513 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_read [2019-10-02 08:22:36,513 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_write [2019-10-02 08:22:36,513 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_driver_init [2019-10-02 08:22:36,513 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_driver_exit [2019-10-02 08:22:36,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_yurex_driver_exit_5_2 [2019-10-02 08:22:36,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_yurex_driver_init_5_9 [2019-10-02 08:22:36,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_3_1 [2019-10-02 08:22:36,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_3_5_4 [2019-10-02 08:22:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_2_2 [2019-10-02 08:22:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_2_3 [2019-10-02 08:22:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_4_2 [2019-10-02 08:22:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_3_5_5 [2019-10-02 08:22:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_5 [2019-10-02 08:22:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 08:22:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-10-02 08:22:36,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_22 [2019-10-02 08:22:36,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_25 [2019-10-02 08:22:36,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_5 [2019-10-02 08:22:36,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-10-02 08:22:36,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_release_0_2 [2019-10-02 08:22:36,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-10-02 08:22:36,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2019-10-02 08:22:36,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_dummy_factory_2 [2019-10-02 08:22:36,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_post_1_9 [2019-10-02 08:22:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_pre_1_10 [2019-10-02 08:22:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_probe_1_13 [2019-10-02 08:22:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_1_4 [2019-10-02 08:22:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_resume_1_7 [2019-10-02 08:22:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver [2019-10-02 08:22:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_usb_instance_1 [2019-10-02 08:22:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-10-02 08:22:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-02 08:22:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 08:22:36,520 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-02 08:22:36,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_95 [2019-10-02 08:22:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_coherent_96 [2019-10-02 08:22:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_97 [2019-10-02 08:22:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_coherent_98 [2019-10-02 08:22:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_99 [2019-10-02 08:22:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_linux_kernel_locking_spinlock_spin_lock_100 [2019-10-02 08:22:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_101 [2019-10-02 08:22:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_102 [2019-10-02 08:22:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev_103 [2019-10-02 08:22:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_104 [2019-10-02 08:22:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_105 [2019-10-02 08:22:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_106 [2019-10-02 08:22:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_coherent_107 [2019-10-02 08:22:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_108 [2019-10-02 08:22:36,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_109 [2019-10-02 08:22:36,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_110 [2019-10-02 08:22:36,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_111 [2019-10-02 08:22:36,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_112 [2019-10-02 08:22:36,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_113 [2019-10-02 08:22:36,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_linux_kernel_locking_spinlock_spin_lock_114 [2019-10-02 08:22:36,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_116 [2019-10-02 08:22:36,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_117 [2019-10-02 08:22:36,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_118 [2019-10-02 08:22:36,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_119 [2019-10-02 08:22:36,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_120 [2019-10-02 08:22:36,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_121 [2019-10-02 08:22:36,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_122 [2019-10-02 08:22:36,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_123 [2019-10-02 08:22:36,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_124 [2019-10-02 08:22:36,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_post_init_125 [2019-10-02 08:22:36,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_check_final_state_126 [2019-10-02 08:22:36,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_check_final_state_127 [2019-10-02 08:22:36,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_initialize_128 [2019-10-02 08:22:36,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_pre_probe_129 [2019-10-02 08:22:36,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_post_probe_130 [2019-10-02 08:22:36,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2019-10-02 08:22:36,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_nonatomic [2019-10-02 08:22:36,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_spinlock_check_alloc_flags [2019-10-02 08:22:36,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_spinlock_check_alloc_nonatomic [2019-10-02 08:22:36,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2019-10-02 08:22:36,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_nonatomic [2019-10-02 08:22:36,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_lock_device [2019-10-02 08:22:36,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_trylock_device [2019-10-02 08:22:36,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_lock_device_for_reset [2019-10-02 08:22:36,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_unlock_device [2019-10-02 08:22:36,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add [2019-10-02 08:22:36,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_sub [2019-10-02 08:22:36,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_sub_and_test [2019-10-02 08:22:36,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc [2019-10-02 08:22:36,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_dec [2019-10-02 08:22:36,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_dec_and_test [2019-10-02 08:22:36,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc_and_test [2019-10-02 08:22:36,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add_return [2019-10-02 08:22:36,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add_negative [2019-10-02 08:22:36,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc_short [2019-10-02 08:22:36,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2019-10-02 08:22:36,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2019-10-02 08:22:36,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2019-10-02 08:22:36,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_alloc_disk [2019-10-02 08:22:36,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_add_disk [2019-10-02 08:22:36,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_del_gendisk [2019-10-02 08:22:36,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2019-10-02 08:22:36,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2019-10-02 08:22:36,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_request_queue [2019-10-02 08:22:36,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_blk_cleanup_queue [2019-10-02 08:22:36,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2019-10-02 08:22:36,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_blk_get_request [2019-10-02 08:22:36,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_blk_make_request [2019-10-02 08:22:36,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_put_blk_rq [2019-10-02 08:22:36,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2019-10-02 08:22:36,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_create_class [2019-10-02 08:22:36,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_register_class [2019-10-02 08:22:36,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_unregister_class [2019-10-02 08:22:36,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2019-10-02 08:22:36,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2019-10-02 08:22:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-02 08:22:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-02 08:22:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-02 08:22:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 08:22:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 08:22:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 08:22:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 08:22:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_register_chrdev [2019-10-02 08:22:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_register_chrdev_region [2019-10-02 08:22:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2019-10-02 08:22:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2019-10-02 08:22:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_create_group [2019-10-02 08:22:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2019-10-02 08:22:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2019-10-02 08:22:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_lock [2019-10-02 08:22:36,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2019-10-02 08:22:36,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_lock [2019-10-02 08:22:36,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2019-10-02 08:22:36,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_trylock [2019-10-02 08:22:36,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_trylock [2019-10-02 08:22:36,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-10-02 08:22:36,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_get [2019-10-02 08:22:36,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_try_module_get [2019-10-02 08:22:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2019-10-02 08:22:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put_and_exit [2019-10-02 08:22:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_refcount [2019-10-02 08:22:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2019-10-02 08:22:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_srcu_read_lock [2019-10-02 08:22:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_srcu_read_unlock [2019-10-02 08:22:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_for_read_section [2019-10-02 08:22:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-10-02 08:22:36,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_lock_bh [2019-10-02 08:22:36,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_unlock_bh [2019-10-02 08:22:36,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_for_read_section [2019-10-02 08:22:36,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-10-02 08:22:36,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_lock_sched [2019-10-02 08:22:36,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_unlock_sched [2019-10-02 08:22:36,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_for_read_section [2019-10-02 08:22:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-10-02 08:22:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_lock [2019-10-02 08:22:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_unlock [2019-10-02 08:22:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_for_read_section [2019-10-02 08:22:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-10-02 08:22:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-02 08:22:36,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-02 08:22:36,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-02 08:22:36,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-02 08:22:36,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-02 08:22:36,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-02 08:22:36,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2019-10-02 08:22:36,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_next_bit [2019-10-02 08:22:36,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_first_bit [2019-10-02 08:22:36,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_initialize [2019-10-02 08:22:36,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-02 08:22:36,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_context [2019-10-02 08:22:36,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_sdio_claim_host [2019-10-02 08:22:36,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_sdio_release_host [2019-10-02 08:22:36,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-10-02 08:22:36,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-02 08:22:36,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2019-10-02 08:22:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2019-10-02 08:22:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2019-10-02 08:22:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2019-10-02 08:22:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_before_ieee80211_unregister_hw [2019-10-02 08:22:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2019-10-02 08:22:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2019-10-02 08:22:36,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2019-10-02 08:22:36,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_past_lock_sock_nested [2019-10-02 08:22:36,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_lock_sock_fast [2019-10-02 08:22:36,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_unlock_sock_fast [2019-10-02 08:22:36,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_before_release_sock [2019-10-02 08:22:36,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2019-10-02 08:22:36,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2019-10-02 08:22:36,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2019-10-02 08:22:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2019-10-02 08:22:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_get_dev [2019-10-02 08:22:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_put_dev [2019-10-02 08:22:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_check_return_value_probe [2019-10-02 08:22:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_initialize [2019-10-02 08:22:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_check_final_state [2019-10-02 08:22:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_create_class [2019-10-02 08:22:36,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_class [2019-10-02 08:22:36,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_class [2019-10-02 08:22:36,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2019-10-02 08:22:36,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_chrdev [2019-10-02 08:22:36,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_chrdev_region [2019-10-02 08:22:36,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2019-10-02 08:22:36,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_usb_gadget [2019-10-02 08:22:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_usb_gadget [2019-10-02 08:22:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2019-10-02 08:22:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2019-10-02 08:22:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2019-10-02 08:22:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2019-10-02 08:22:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2019-10-02 08:22:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2019-10-02 08:22:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2019-10-02 08:22:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-02 08:22:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 08:22:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 08:22:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 08:22:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 08:22:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-02 08:22:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 08:22:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-02 08:22:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-02 08:22:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-02 08:22:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-02 08:22:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-02 08:22:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-02 08:22:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-02 08:22:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 08:22:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 08:22:36,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 08:22:36,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-02 08:22:36,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-02 08:22:36,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-02 08:22:36,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-02 08:22:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-02 08:22:36,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-02 08:22:36,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2019-10-02 08:22:36,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-02 08:22:36,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_i_mutex_of_inode [2019-10-02 08:22:36,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_i_mutex_of_inode [2019-10-02 08:22:36,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-02 08:22:36,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2019-10-02 08:22:36,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_io_mutex_of_usb_yurex [2019-10-02 08:22:36,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_io_mutex_of_usb_yurex [2019-10-02 08:22:36,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_io_mutex_of_usb_yurex [2019-10-02 08:22:36,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_io_mutex_of_usb_yurex [2019-10-02 08:22:36,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_io_mutex_of_usb_yurex [2019-10-02 08:22:36,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_io_mutex_of_usb_yurex [2019-10-02 08:22:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock [2019-10-02 08:22:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock [2019-10-02 08:22:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_lock [2019-10-02 08:22:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_lock [2019-10-02 08:22:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_lock [2019-10-02 08:22:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock [2019-10-02 08:22:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2019-10-02 08:22:36,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-02 08:22:36,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_mutex_of_device [2019-10-02 08:22:36,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_mutex_of_device [2019-10-02 08:22:36,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 08:22:36,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2019-10-02 08:22:36,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_initialize [2019-10-02 08:22:36,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_check_final_state [2019-10-02 08:22:36,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_alloc_lock_of_task_struct [2019-10-02 08:22:36,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_alloc_lock_of_task_struct [2019-10-02 08:22:36,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_alloc_lock_of_task_struct [2019-10-02 08:22:36,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-02 08:22:36,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_alloc_lock_of_task_struct [2019-10-02 08:22:36,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_alloc_lock_of_task_struct [2019-10-02 08:22:36,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_alloc_lock_of_task_struct [2019-10-02 08:22:36,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-02 08:22:36,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_i_lock_of_inode [2019-10-02 08:22:36,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_i_lock_of_inode [2019-10-02 08:22:36,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_i_lock_of_inode [2019-10-02 08:22:36,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_i_lock_of_inode [2019-10-02 08:22:36,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_i_lock_of_inode [2019-10-02 08:22:36,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_i_lock_of_inode [2019-10-02 08:22:36,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_i_lock_of_inode [2019-10-02 08:22:36,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_i_lock_of_inode [2019-10-02 08:22:36,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock [2019-10-02 08:22:36,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock [2019-10-02 08:22:36,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock [2019-10-02 08:22:36,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock [2019-10-02 08:22:36,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock [2019-10-02 08:22:36,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock [2019-10-02 08:22:36,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock [2019-10-02 08:22:36,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock [2019-10-02 08:22:36,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_usb_yurex [2019-10-02 08:22:36,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_usb_yurex [2019-10-02 08:22:36,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_usb_yurex [2019-10-02 08:22:36,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_usb_yurex [2019-10-02 08:22:36,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_usb_yurex [2019-10-02 08:22:36,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_usb_yurex [2019-10-02 08:22:36,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_usb_yurex [2019-10-02 08:22:36,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_usb_yurex [2019-10-02 08:22:36,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-02 08:22:36,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_node_size_lock_of_pglist_data [2019-10-02 08:22:36,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_node_size_lock_of_pglist_data [2019-10-02 08:22:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ptl [2019-10-02 08:22:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_ptl [2019-10-02 08:22:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_ptl [2019-10-02 08:22:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_ptl [2019-10-02 08:22:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_ptl [2019-10-02 08:22:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_ptl [2019-10-02 08:22:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_ptl [2019-10-02 08:22:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_ptl [2019-10-02 08:22:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2019-10-02 08:22:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_siglock_of_sighand_struct [2019-10-02 08:22:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_siglock_of_sighand_struct [2019-10-02 08:22:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_siglock_of_sighand_struct [2019-10-02 08:22:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_siglock_of_sighand_struct [2019-10-02 08:22:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_siglock_of_sighand_struct [2019-10-02 08:22:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_siglock_of_sighand_struct [2019-10-02 08:22:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-02 08:22:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_check_final_state [2019-10-02 08:22:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-02 08:22:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_init_completion [2019-10-02 08:22:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_init_completion_macro [2019-10-02 08:22:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion [2019-10-02 08:22:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_init [2019-10-02 08:22:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_alloc [2019-10-02 08:22:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_find [2019-10-02 08:22:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove [2019-10-02 08:22:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_destroy [2019-10-02 08:22:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2019-10-02 08:22:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2019-10-02 08:22:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__lock_on_exit [2019-10-02 08:22:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_unlock [2019-10-02 08:22:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lock [2019-10-02 08:22:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__more_read_unlocks [2019-10-02 08:22:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exit [2019-10-02 08:22:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_lock [2019-10-02 08:22:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_unlock [2019-10-02 08:22:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exit [2019-10-02 08:22:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__double_init [2019-10-02 08:22:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2019-10-02 08:22:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2019-10-02 08:22:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__more_at_exit [2019-10-02 08:22:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__double_init [2019-10-02 08:22:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2019-10-02 08:22:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_register__wrong_return_value [2019-10-02 08:22:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2019-10-02 08:22:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_deregistration [2019-10-02 08:22:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__registered_at_exit [2019-10-02 08:22:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__more_unlocks [2019-10-02 08:22:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_read_section [2019-10-02 08:22:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_exit [2019-10-02 08:22:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_module__less_initial_decrement [2019-10-02 08:22:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_module__more_initial_at_exit [2019-10-02 08:22:36,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-10-02 08:22:36,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-10-02 08:22:36,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_find_bit__offset_out_of_range [2019-10-02 08:22:36,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__wrong_params [2019-10-02 08:22:36,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__double_claim [2019-10-02 08:22:36,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__release_without_claim [2019-10-02 08:22:36,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__unreleased_at_exit [2019-10-02 08:22:36,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_coherent__less_initial_decrement [2019-10-02 08:22:36,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_coherent__more_initial_at_exit [2019-10-02 08:22:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__more_unlocks [2019-10-02 08:22:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_section [2019-10-02 08:22:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_exit [2019-10-02 08:22:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__all_locked_sockets_must_be_released [2019-10-02 08:22:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__double_release [2019-10-02 08:22:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocks [2019-10-02 08:22:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_section [2019-10-02 08:22:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exit [2019-10-02 08:22:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-10-02 08:22:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-10-02 08:22:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-10-02 08:22:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__probe_failed [2019-10-02 08:22:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-02 08:22:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-02 08:22:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-02 08:22:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-02 08:22:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2019-10-02 08:22:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadget [2019-10-02 08:22:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2019-10-02 08:22:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadget [2019-10-02 08:22:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_registration [2019-10-02 08:22:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_deregistration [2019-10-02 08:22:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exit [2019-10-02 08:22:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_usb_lock__wrong_flags [2019-10-02 08:22:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_usb_lock__nonatomic [2019-10-02 08:22:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_get [2019-10-02 08:22:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_put [2019-10-02 08:22:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__get_at_exit [2019-10-02 08:22:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_irq__wrong_flags [2019-10-02 08:22:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_irq__nonatomic [2019-10-02 08:22:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2019-10-02 08:22:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_deregistration [2019-10-02 08:22:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__registered_at_exit [2019-10-02 08:22:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__double_allocation [2019-10-02 08:22:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__use_before_allocation [2019-10-02 08:22:36,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__more_initial_at_exit [2019-10-02 08:22:36,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__double_allocation [2019-10-02 08:22:36,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__use_before_allocation [2019-10-02 08:22:36,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__delete_before_add [2019-10-02 08:22:36,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__free_before_allocation [2019-10-02 08:22:36,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__more_initial_at_exit [2019-10-02 08:22:36,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_arch_io__less_initial_decrement [2019-10-02 08:22:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_arch_io__more_initial_at_exit [2019-10-02 08:22:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_register__wrong_return_value [2019-10-02 08:22:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_sysfs__less_initial_decrement [2019-10-02 08:22:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_sysfs__more_initial_at_exit [2019-10-02 08:22:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-02 08:22:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-02 08:22:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-02 08:22:36,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-02 08:22:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_urb__less_initial_decrement [2019-10-02 08:22:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_urb__more_initial_at_exit [2019-10-02 08:22:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocks [2019-10-02 08:22:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_section [2019-10-02 08:22:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exit [2019-10-02 08:22:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-02 08:22:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-02 08:22:36,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-02 08:22:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-02 08:22:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2019-10-02 08:22:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-02 08:22:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 08:22:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-02 08:22:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-02 08:22:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-02 08:22:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-02 08:22:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 08:22:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2019-10-02 08:22:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-02 08:22:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-02 08:22:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure fasync_helper [2019-10-02 08:22:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-02 08:22:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2019-10-02 08:22:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-02 08:22:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-02 08:22:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-02 08:22:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-02 08:22:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-10-02 08:22:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 08:22:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-02 08:22:36,603 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoull [2019-10-02 08:22:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-02 08:22:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister_dev [2019-10-02 08:22:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_interface [2019-10-02 08:22:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-02 08:22:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_dev [2019-10-02 08:22:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-02 08:22:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 08:22:36,604 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-10-02 08:22:36,605 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 08:22:36,605 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 08:22:36,605 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 08:22:36,605 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 08:22:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 08:22:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-02 08:22:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 08:22:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2019-10-02 08:22:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_nonatomic [2019-10-02 08:22:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2019-10-02 08:22:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_nonatomic [2019-10-02 08:22:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2019-10-02 08:22:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2019-10-02 08:22:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2019-10-02 08:22:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2019-10-02 08:22:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_create_class [2019-10-02 08:22:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_register_class [2019-10-02 08:22:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2019-10-02 08:22:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2019-10-02 08:22:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2019-10-02 08:22:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-10-02 08:22:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2019-10-02 08:22:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_for_read_section [2019-10-02 08:22:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-10-02 08:22:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_for_read_section [2019-10-02 08:22:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-10-02 08:22:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_for_read_section [2019-10-02 08:22:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-10-02 08:22:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_for_read_section [2019-10-02 08:22:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-10-02 08:22:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_initialize [2019-10-02 08:22:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2019-10-02 08:22:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-10-02 08:22:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2019-10-02 08:22:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2019-10-02 08:22:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2019-10-02 08:22:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2019-10-02 08:22:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2019-10-02 08:22:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2019-10-02 08:22:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_create_class [2019-10-02 08:22:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_class [2019-10-02 08:22:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2019-10-02 08:22:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2019-10-02 08:22:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2019-10-02 08:22:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2019-10-02 08:22:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2019-10-02 08:22:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-02 08:22:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 08:22:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2019-10-02 08:22:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_create_class [2019-10-02 08:22:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_class [2019-10-02 08:22:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 08:22:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-02 08:22:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_sub_and_test [2019-10-02 08:22:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add_return [2019-10-02 08:22:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2019-10-02 08:22:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_get_dev [2019-10-02 08:22:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_put_dev [2019-10-02 08:22:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 08:22:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_initialize_128 [2019-10-02 08:22:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-02 08:22:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_post_init_125 [2019-10-02 08:22:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-02 08:22:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_pre_probe_129 [2019-10-02 08:22:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-02 08:22:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_post_probe_130 [2019-10-02 08:22:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-02 08:22:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2019-10-02 08:22:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_check_final_state_126 [2019-10-02 08:22:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_check_final_state_127 [2019-10-02 08:22:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-02 08:22:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-02 08:22:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-02 08:22:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-02 08:22:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_macro [2019-10-02 08:22:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_109 [2019-10-02 08:22:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_111 [2019-10-02 08:22:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_113 [2019-10-02 08:22:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_117 [2019-10-02 08:22:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_io_mutex_of_usb_yurex [2019-10-02 08:22:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_io_mutex_of_usb_yurex [2019-10-02 08:22:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 08:22:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-02 08:22:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-02 08:22:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoull [2019-10-02 08:22:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-02 08:22:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-02 08:22:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-02 08:22:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 08:22:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 08:22:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-02 08:22:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 08:22:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-10-02 08:22:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-02 08:22:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2019-10-02 08:22:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_linux_kernel_locking_spinlock_spin_lock_100 [2019-10-02 08:22:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_linux_kernel_locking_spinlock_spin_lock_114 [2019-10-02 08:22:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_usb_yurex [2019-10-02 08:22:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_usb_yurex [2019-10-02 08:22:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2019-10-02 08:22:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-02 08:22:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_110 [2019-10-02 08:22:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_112 [2019-10-02 08:22:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_116 [2019-10-02 08:22:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_118 [2019-10-02 08:22:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_119 [2019-10-02 08:22:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_120 [2019-10-02 08:22:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_122 [2019-10-02 08:22:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 08:22:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 08:22:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 08:22:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 08:22:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_101 [2019-10-02 08:22:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-02 08:22:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-02 08:22:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-10-02 08:22:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-02 08:22:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-10-02 08:22:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-10-02 08:22:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-10-02 08:22:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 08:22:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-10-02 08:22:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 08:22:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-10-02 08:22:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-02 08:22:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 08:22:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-10-02 08:22:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-10-02 08:22:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-02 08:22:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-02 08:22:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-02 08:22:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-02 08:22:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-02 08:22:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-02 08:22:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 08:22:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 08:22:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 08:22:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 08:22:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-02 08:22:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-02 08:22:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-10-02 08:22:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2019-10-02 08:22:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2019-10-02 08:22:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2019-10-02 08:22:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-02 08:22:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-02 08:22:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-02 08:22:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-02 08:22:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev_103 [2019-10-02 08:22:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_95 [2019-10-02 08:22:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_interface [2019-10-02 08:22:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-02 08:22:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_123 [2019-10-02 08:22:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-02 08:22:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_124 [2019-10-02 08:22:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2019-10-02 08:22:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2019-10-02 08:22:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2019-10-02 08:22:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-10-02 08:22:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_104 [2019-10-02 08:22:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_106 [2019-10-02 08:22:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_97 [2019-10-02 08:22:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_99 [2019-10-02 08:22:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_102 [2019-10-02 08:22:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_108 [2019-10-02 08:22:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_121 [2019-10-02 08:22:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-02 08:22:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_105 [2019-10-02 08:22:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_coherent_107 [2019-10-02 08:22:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_coherent_96 [2019-10-02 08:22:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_coherent_98 [2019-10-02 08:22:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-02 08:22:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 08:22:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 08:22:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-02 08:22:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_control_callback [2019-10-02 08:22:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_delete [2019-10-02 08:22:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 08:22:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_interrupt [2019-10-02 08:22:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_probe [2019-10-02 08:22:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_disconnect [2019-10-02 08:22:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_fasync [2019-10-02 08:22:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_open [2019-10-02 08:22:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_release [2019-10-02 08:22:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_read [2019-10-02 08:22:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_write [2019-10-02 08:22:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 08:22:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_driver_init [2019-10-02 08:22:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_driver_exit [2019-10-02 08:22:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_yurex_driver_exit_5_2 [2019-10-02 08:22:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_yurex_driver_init_5_9 [2019-10-02 08:22:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_3_1 [2019-10-02 08:22:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_3_5_4 [2019-10-02 08:22:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_2_2 [2019-10-02 08:22:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_2_3 [2019-10-02 08:22:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_4_2 [2019-10-02 08:22:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_3_5_5 [2019-10-02 08:22:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_5 [2019-10-02 08:22:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 08:22:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-10-02 08:22:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_22 [2019-10-02 08:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_25 [2019-10-02 08:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_5 [2019-10-02 08:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-10-02 08:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_release_0_2 [2019-10-02 08:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-10-02 08:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2019-10-02 08:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_dummy_factory_2 [2019-10-02 08:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_post_1_9 [2019-10-02 08:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_pre_1_10 [2019-10-02 08:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_probe_1_13 [2019-10-02 08:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_1_4 [2019-10-02 08:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_resume_1_7 [2019-10-02 08:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver [2019-10-02 08:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_usb_instance_1 [2019-10-02 08:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 08:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_irq__nonatomic [2019-10-02 08:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_irq__wrong_flags [2019-10-02 08:22:36,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2019-10-02 08:22:36,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-10-02 08:22:36,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-10-02 08:22:36,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-02 08:22:36,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_spinlock_check_alloc_flags [2019-10-02 08:22:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_spinlock_check_alloc_nonatomic [2019-10-02 08:22:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_usb_lock__nonatomic [2019-10-02 08:22:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_usb_lock__wrong_flags [2019-10-02 08:22:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_lock_device [2019-10-02 08:22:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_trylock_device [2019-10-02 08:22:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_lock_device_for_reset [2019-10-02 08:22:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_unlock_device [2019-10-02 08:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add [2019-10-02 08:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_sub [2019-10-02 08:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc [2019-10-02 08:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_dec [2019-10-02 08:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_dec_and_test [2019-10-02 08:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc_and_test [2019-10-02 08:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add_negative [2019-10-02 08:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc_short [2019-10-02 08:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_arch_io__less_initial_decrement [2019-10-02 08:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_arch_io__more_initial_at_exit [2019-10-02 08:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 08:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2019-10-02 08:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2019-10-02 08:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__delete_before_add [2019-10-02 08:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__double_allocation [2019-10-02 08:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__free_before_allocation [2019-10-02 08:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__more_initial_at_exit [2019-10-02 08:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__use_before_allocation [2019-10-02 08:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_alloc_disk [2019-10-02 08:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_add_disk [2019-10-02 08:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_del_gendisk [2019-10-02 08:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2019-10-02 08:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__double_allocation [2019-10-02 08:22:36,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__more_initial_at_exit [2019-10-02 08:22:36,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__use_before_allocation [2019-10-02 08:22:36,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_request_queue [2019-10-02 08:22:36,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_blk_cleanup_queue [2019-10-02 08:22:36,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_get [2019-10-02 08:22:36,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_put [2019-10-02 08:22:36,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__get_at_exit [2019-10-02 08:22:36,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_blk_get_request [2019-10-02 08:22:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_blk_make_request [2019-10-02 08:22:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_put_blk_rq [2019-10-02 08:22:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_deregistration [2019-10-02 08:22:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2019-10-02 08:22:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__registered_at_exit [2019-10-02 08:22:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-02 08:22:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_unregister_class [2019-10-02 08:22:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2019-10-02 08:22:36,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-02 08:22:36,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-02 08:22:36,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-02 08:22:36,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 08:22:36,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-02 08:22:36,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 08:22:36,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 08:22:36,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 08:22:36,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_deregistration [2019-10-02 08:22:36,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2019-10-02 08:22:36,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__registered_at_exit [2019-10-02 08:22:36,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_register_chrdev [2019-10-02 08:22:36,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_register_chrdev_region [2019-10-02 08:22:36,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2019-10-02 08:22:36,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_sysfs__less_initial_decrement [2019-10-02 08:22:36,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_sysfs__more_initial_at_exit [2019-10-02 08:22:36,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_create_group [2019-10-02 08:22:36,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2019-10-02 08:22:36,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_lock [2019-10-02 08:22:36,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_unlock [2019-10-02 08:22:36,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__more_read_unlocks [2019-10-02 08:22:36,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exit [2019-10-02 08:22:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lock [2019-10-02 08:22:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exit [2019-10-02 08:22:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_lock [2019-10-02 08:22:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2019-10-02 08:22:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_lock [2019-10-02 08:22:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2019-10-02 08:22:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_trylock [2019-10-02 08:22:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_trylock [2019-10-02 08:22:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_module__less_initial_decrement [2019-10-02 08:22:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_module__more_initial_at_exit [2019-10-02 08:22:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_get [2019-10-02 08:22:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_try_module_get [2019-10-02 08:22:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2019-10-02 08:22:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put_and_exit [2019-10-02 08:22:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_refcount [2019-10-02 08:22:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_exit [2019-10-02 08:22:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_read_section [2019-10-02 08:22:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__more_unlocks [2019-10-02 08:22:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_srcu_read_lock [2019-10-02 08:22:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_srcu_read_unlock [2019-10-02 08:22:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exit [2019-10-02 08:22:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_section [2019-10-02 08:22:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocks [2019-10-02 08:22:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_lock_bh [2019-10-02 08:22:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_unlock_bh [2019-10-02 08:22:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exit [2019-10-02 08:22:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_section [2019-10-02 08:22:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocks [2019-10-02 08:22:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_lock_sched [2019-10-02 08:22:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_unlock_sched [2019-10-02 08:22:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_exit [2019-10-02 08:22:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_section [2019-10-02 08:22:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__more_unlocks [2019-10-02 08:22:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_lock [2019-10-02 08:22:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_unlock [2019-10-02 08:22:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-02 08:22:36,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-02 08:22:36,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-02 08:22:36,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_find_bit__offset_out_of_range [2019-10-02 08:22:36,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 08:22:36,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_next_bit [2019-10-02 08:22:36,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_first_bit [2019-10-02 08:22:36,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__double_claim [2019-10-02 08:22:36,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__release_without_claim [2019-10-02 08:22:36,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__unreleased_at_exit [2019-10-02 08:22:36,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__wrong_params [2019-10-02 08:22:36,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_context [2019-10-02 08:22:36,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_sdio_claim_host [2019-10-02 08:22:36,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_sdio_release_host [2019-10-02 08:22:36,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_register__wrong_return_value [2019-10-02 08:22:36,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-02 08:22:36,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2019-10-02 08:22:36,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_unlock [2019-10-02 08:22:36,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__lock_on_exit [2019-10-02 08:22:36,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2019-10-02 08:22:36,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2019-10-02 08:22:36,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_before_ieee80211_unregister_hw [2019-10-02 08:22:36,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2019-10-02 08:22:36,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2019-10-02 08:22:36,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__all_locked_sockets_must_be_released [2019-10-02 08:22:36,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__double_release [2019-10-02 08:22:36,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_past_lock_sock_nested [2019-10-02 08:22:36,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_lock_sock_fast [2019-10-02 08:22:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_unlock_sock_fast [2019-10-02 08:22:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_before_release_sock [2019-10-02 08:22:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_coherent__less_initial_decrement [2019-10-02 08:22:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_coherent__more_initial_at_exit [2019-10-02 08:22:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-10-02 08:22:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-10-02 08:22:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__probe_failed [2019-10-02 08:22:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-10-02 08:22:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_check_return_value_probe [2019-10-02 08:22:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_initialize [2019-10-02 08:22:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_check_final_state [2019-10-02 08:22:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadget [2019-10-02 08:22:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2019-10-02 08:22:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadget [2019-10-02 08:22:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2019-10-02 08:22:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_deregistration [2019-10-02 08:22:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_registration [2019-10-02 08:22:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exit [2019-10-02 08:22:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_class [2019-10-02 08:22:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2019-10-02 08:22:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_chrdev [2019-10-02 08:22:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_chrdev_region [2019-10-02 08:22:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2019-10-02 08:22:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_usb_gadget [2019-10-02 08:22:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_usb_gadget [2019-10-02 08:22:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_register__wrong_return_value [2019-10-02 08:22:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_urb__less_initial_decrement [2019-10-02 08:22:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_urb__more_initial_at_exit [2019-10-02 08:22:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-02 08:22:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 08:22:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 08:22:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-02 08:22:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-02 08:22:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-02 08:22:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-02 08:22:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-02 08:22:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 08:22:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 08:22:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 08:22:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 08:22:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 08:22:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-02 08:22:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 08:22:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 08:22:36,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 08:22:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-02 08:22:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-02 08:22:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-02 08:22:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-02 08:22:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-02 08:22:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-02 08:22:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-02 08:22:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-02 08:22:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2019-10-02 08:22:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-02 08:22:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_i_mutex_of_inode [2019-10-02 08:22:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_i_mutex_of_inode [2019-10-02 08:22:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-02 08:22:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2019-10-02 08:22:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_io_mutex_of_usb_yurex [2019-10-02 08:22:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_io_mutex_of_usb_yurex [2019-10-02 08:22:36,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_io_mutex_of_usb_yurex [2019-10-02 08:22:36,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_io_mutex_of_usb_yurex [2019-10-02 08:22:36,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock [2019-10-02 08:22:36,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock [2019-10-02 08:22:36,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_lock [2019-10-02 08:22:36,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_lock [2019-10-02 08:22:36,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_lock [2019-10-02 08:22:36,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock [2019-10-02 08:22:36,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2019-10-02 08:22:36,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-02 08:22:36,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_mutex_of_device [2019-10-02 08:22:36,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_mutex_of_device [2019-10-02 08:22:36,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 08:22:36,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2019-10-02 08:22:36,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_initialize [2019-10-02 08:22:36,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_check_final_state [2019-10-02 08:22:36,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-02 08:22:36,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-02 08:22:36,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-02 08:22:36,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-02 08:22:36,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_alloc_lock_of_task_struct [2019-10-02 08:22:36,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_alloc_lock_of_task_struct [2019-10-02 08:22:36,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_alloc_lock_of_task_struct [2019-10-02 08:22:36,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-02 08:22:36,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_alloc_lock_of_task_struct [2019-10-02 08:22:36,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_alloc_lock_of_task_struct [2019-10-02 08:22:36,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_alloc_lock_of_task_struct [2019-10-02 08:22:36,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-02 08:22:36,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_i_lock_of_inode [2019-10-02 08:22:36,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_i_lock_of_inode [2019-10-02 08:22:36,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_i_lock_of_inode [2019-10-02 08:22:36,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_i_lock_of_inode [2019-10-02 08:22:36,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_i_lock_of_inode [2019-10-02 08:22:36,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_i_lock_of_inode [2019-10-02 08:22:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_i_lock_of_inode [2019-10-02 08:22:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_i_lock_of_inode [2019-10-02 08:22:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock [2019-10-02 08:22:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock [2019-10-02 08:22:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock [2019-10-02 08:22:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock [2019-10-02 08:22:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock [2019-10-02 08:22:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock [2019-10-02 08:22:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock [2019-10-02 08:22:36,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock [2019-10-02 08:22:36,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-02 08:22:36,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_usb_yurex [2019-10-02 08:22:36,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_usb_yurex [2019-10-02 08:22:36,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_usb_yurex [2019-10-02 08:22:36,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_usb_yurex [2019-10-02 08:22:36,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_usb_yurex [2019-10-02 08:22:36,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_usb_yurex [2019-10-02 08:22:36,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-02 08:22:36,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_node_size_lock_of_pglist_data [2019-10-02 08:22:36,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_node_size_lock_of_pglist_data [2019-10-02 08:22:36,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-02 08:22:36,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ptl [2019-10-02 08:22:36,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_ptl [2019-10-02 08:22:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_ptl [2019-10-02 08:22:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_ptl [2019-10-02 08:22:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_ptl [2019-10-02 08:22:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_ptl [2019-10-02 08:22:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_ptl [2019-10-02 08:22:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_ptl [2019-10-02 08:22:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2019-10-02 08:22:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_siglock_of_sighand_struct [2019-10-02 08:22:36,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_siglock_of_sighand_struct [2019-10-02 08:22:36,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_siglock_of_sighand_struct [2019-10-02 08:22:36,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_siglock_of_sighand_struct [2019-10-02 08:22:36,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_siglock_of_sighand_struct [2019-10-02 08:22:36,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_siglock_of_sighand_struct [2019-10-02 08:22:36,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-02 08:22:36,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_check_final_state [2019-10-02 08:22:36,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__double_init [2019-10-02 08:22:36,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2019-10-02 08:22:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_init_completion [2019-10-02 08:22:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_init_completion_macro [2019-10-02 08:22:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion [2019-10-02 08:22:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2019-10-02 08:22:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__double_init [2019-10-02 08:22:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__more_at_exit [2019-10-02 08:22:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2019-10-02 08:22:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_init [2019-10-02 08:22:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_alloc [2019-10-02 08:22:36,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_find [2019-10-02 08:22:36,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove [2019-10-02 08:22:36,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_destroy [2019-10-02 08:22:36,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 08:22:36,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-02 08:22:36,733 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 08:22:36,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 08:22:36,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 08:22:36,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 08:22:36,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 08:22:36,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 08:22:40,217 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 08:22:40,248 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_linux_kernel_module_module_put_and_exitFINAL: assume true; [2019-10-02 08:22:44,121 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 08:22:44,121 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 08:22:44,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 08:22:44 BoogieIcfgContainer [2019-10-02 08:22:44,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 08:22:44,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 08:22:44,126 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 08:22:44,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 08:22:44,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 08:22:31" (1/3) ... [2019-10-02 08:22:44,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fa9b787 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 08:22:44, skipping insertion in model container [2019-10-02 08:22:44,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 08:22:35" (2/3) ... [2019-10-02 08:22:44,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fa9b787 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 08:22:44, skipping insertion in model container [2019-10-02 08:22:44,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 08:22:44" (3/3) ... [2019-10-02 08:22:44,135 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--misc--yurex.ko.cil.i [2019-10-02 08:22:44,147 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 08:22:44,164 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 88 error locations. [2019-10-02 08:22:44,182 INFO L252 AbstractCegarLoop]: Starting to check reachability of 88 error locations. [2019-10-02 08:22:44,229 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 08:22:44,229 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 08:22:44,230 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 08:22:44,230 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 08:22:44,230 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 08:22:44,230 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 08:22:44,230 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 08:22:44,230 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 08:22:44,230 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 08:22:44,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states. [2019-10-02 08:22:44,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-10-02 08:22:44,323 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:44,325 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:44,329 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:44,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:44,336 INFO L82 PathProgramCache]: Analyzing trace with hash -686929563, now seen corresponding path program 1 times [2019-10-02 08:22:44,338 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:44,338 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:44,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:44,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:44,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:45,202 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:45,203 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:45,207 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:45,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:45,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:45,226 INFO L87 Difference]: Start difference. First operand 2157 states. Second operand 5 states. [2019-10-02 08:22:45,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:45,533 INFO L93 Difference]: Finished difference Result 2881 states and 3652 transitions. [2019-10-02 08:22:45,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:45,535 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 112 [2019-10-02 08:22:45,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:45,564 INFO L225 Difference]: With dead ends: 2881 [2019-10-02 08:22:45,564 INFO L226 Difference]: Without dead ends: 1463 [2019-10-02 08:22:45,577 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:45,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1463 states. [2019-10-02 08:22:45,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1463 to 1463. [2019-10-02 08:22:45,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1463 states. [2019-10-02 08:22:45,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1463 states and 1733 transitions. [2019-10-02 08:22:45,812 INFO L78 Accepts]: Start accepts. Automaton has 1463 states and 1733 transitions. Word has length 112 [2019-10-02 08:22:45,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:45,816 INFO L475 AbstractCegarLoop]: Abstraction has 1463 states and 1733 transitions. [2019-10-02 08:22:45,816 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:45,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1733 transitions. [2019-10-02 08:22:45,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-10-02 08:22:45,827 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:45,827 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:45,830 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:45,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:45,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1258119950, now seen corresponding path program 1 times [2019-10-02 08:22:45,830 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:45,830 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:45,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:45,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:45,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:46,133 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:46,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:46,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:46,135 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:46,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:46,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:46,136 INFO L87 Difference]: Start difference. First operand 1463 states and 1733 transitions. Second operand 5 states. [2019-10-02 08:22:46,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:46,251 INFO L93 Difference]: Finished difference Result 1463 states and 1733 transitions. [2019-10-02 08:22:46,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:46,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2019-10-02 08:22:46,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:46,270 INFO L225 Difference]: With dead ends: 1463 [2019-10-02 08:22:46,270 INFO L226 Difference]: Without dead ends: 1461 [2019-10-02 08:22:46,272 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:46,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1461 states. [2019-10-02 08:22:46,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1461 to 1461. [2019-10-02 08:22:46,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1461 states. [2019-10-02 08:22:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1461 states and 1731 transitions. [2019-10-02 08:22:46,355 INFO L78 Accepts]: Start accepts. Automaton has 1461 states and 1731 transitions. Word has length 120 [2019-10-02 08:22:46,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:46,356 INFO L475 AbstractCegarLoop]: Abstraction has 1461 states and 1731 transitions. [2019-10-02 08:22:46,356 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:46,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 1731 transitions. [2019-10-02 08:22:46,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-10-02 08:22:46,362 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:46,362 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:46,364 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:46,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:46,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1638148643, now seen corresponding path program 1 times [2019-10-02 08:22:46,365 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:46,365 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:46,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:46,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:46,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:46,630 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:46,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:46,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:46,632 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:46,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:46,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:46,632 INFO L87 Difference]: Start difference. First operand 1461 states and 1731 transitions. Second operand 5 states. [2019-10-02 08:22:46,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:46,733 INFO L93 Difference]: Finished difference Result 1461 states and 1731 transitions. [2019-10-02 08:22:46,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:46,734 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 128 [2019-10-02 08:22:46,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:46,743 INFO L225 Difference]: With dead ends: 1461 [2019-10-02 08:22:46,743 INFO L226 Difference]: Without dead ends: 1459 [2019-10-02 08:22:46,745 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:46,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1459 states. [2019-10-02 08:22:46,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1459 to 1459. [2019-10-02 08:22:46,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1459 states. [2019-10-02 08:22:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1459 states and 1729 transitions. [2019-10-02 08:22:46,814 INFO L78 Accepts]: Start accepts. Automaton has 1459 states and 1729 transitions. Word has length 128 [2019-10-02 08:22:46,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:46,815 INFO L475 AbstractCegarLoop]: Abstraction has 1459 states and 1729 transitions. [2019-10-02 08:22:46,815 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:46,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1729 transitions. [2019-10-02 08:22:46,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-10-02 08:22:46,816 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:46,817 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:46,818 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:46,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:46,819 INFO L82 PathProgramCache]: Analyzing trace with hash 588930529, now seen corresponding path program 1 times [2019-10-02 08:22:46,819 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:46,819 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:46,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:46,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:46,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:47,057 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:47,057 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:47,057 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:47,058 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:47,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:47,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:47,059 INFO L87 Difference]: Start difference. First operand 1459 states and 1729 transitions. Second operand 5 states. [2019-10-02 08:22:47,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:47,199 INFO L93 Difference]: Finished difference Result 1459 states and 1729 transitions. [2019-10-02 08:22:47,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:47,199 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2019-10-02 08:22:47,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:47,212 INFO L225 Difference]: With dead ends: 1459 [2019-10-02 08:22:47,213 INFO L226 Difference]: Without dead ends: 1457 [2019-10-02 08:22:47,214 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:47,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1457 states. [2019-10-02 08:22:47,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1457 to 1457. [2019-10-02 08:22:47,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1457 states. [2019-10-02 08:22:47,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1457 states and 1727 transitions. [2019-10-02 08:22:47,314 INFO L78 Accepts]: Start accepts. Automaton has 1457 states and 1727 transitions. Word has length 136 [2019-10-02 08:22:47,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:47,315 INFO L475 AbstractCegarLoop]: Abstraction has 1457 states and 1727 transitions. [2019-10-02 08:22:47,316 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:47,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 1727 transitions. [2019-10-02 08:22:47,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-10-02 08:22:47,322 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:47,323 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:47,328 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:47,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:47,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1335927658, now seen corresponding path program 1 times [2019-10-02 08:22:47,330 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:47,330 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:47,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:47,837 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:47,837 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:48,034 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:48,034 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:48,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:48,035 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:48,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:48,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:48,037 INFO L87 Difference]: Start difference. First operand 1457 states and 1727 transitions. Second operand 5 states. [2019-10-02 08:22:48,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:48,182 INFO L93 Difference]: Finished difference Result 1457 states and 1727 transitions. [2019-10-02 08:22:48,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:48,182 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 144 [2019-10-02 08:22:48,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:48,194 INFO L225 Difference]: With dead ends: 1457 [2019-10-02 08:22:48,195 INFO L226 Difference]: Without dead ends: 1455 [2019-10-02 08:22:48,199 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:48,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1455 states. [2019-10-02 08:22:48,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1455 to 1455. [2019-10-02 08:22:48,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1455 states. [2019-10-02 08:22:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 1725 transitions. [2019-10-02 08:22:48,296 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 1725 transitions. Word has length 144 [2019-10-02 08:22:48,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:48,297 INFO L475 AbstractCegarLoop]: Abstraction has 1455 states and 1725 transitions. [2019-10-02 08:22:48,297 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:48,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1725 transitions. [2019-10-02 08:22:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-10-02 08:22:48,300 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:48,300 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:48,304 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:48,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:48,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1784649339, now seen corresponding path program 1 times [2019-10-02 08:22:48,305 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:48,305 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:48,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:48,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:48,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:48,533 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:48,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:48,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:48,534 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:48,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:48,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:48,535 INFO L87 Difference]: Start difference. First operand 1455 states and 1725 transitions. Second operand 5 states. [2019-10-02 08:22:48,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:48,637 INFO L93 Difference]: Finished difference Result 1455 states and 1725 transitions. [2019-10-02 08:22:48,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:48,637 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 152 [2019-10-02 08:22:48,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:48,646 INFO L225 Difference]: With dead ends: 1455 [2019-10-02 08:22:48,646 INFO L226 Difference]: Without dead ends: 1453 [2019-10-02 08:22:48,648 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:48,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1453 states. [2019-10-02 08:22:48,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1453 to 1453. [2019-10-02 08:22:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1453 states. [2019-10-02 08:22:48,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1453 states and 1723 transitions. [2019-10-02 08:22:48,721 INFO L78 Accepts]: Start accepts. Automaton has 1453 states and 1723 transitions. Word has length 152 [2019-10-02 08:22:48,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:48,722 INFO L475 AbstractCegarLoop]: Abstraction has 1453 states and 1723 transitions. [2019-10-02 08:22:48,722 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1723 transitions. [2019-10-02 08:22:48,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-02 08:22:48,724 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:48,725 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:48,725 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:48,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:48,726 INFO L82 PathProgramCache]: Analyzing trace with hash 367433027, now seen corresponding path program 1 times [2019-10-02 08:22:48,726 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:48,726 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:48,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:48,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:48,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:48,962 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:48,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:48,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:48,963 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:48,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:48,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:48,964 INFO L87 Difference]: Start difference. First operand 1453 states and 1723 transitions. Second operand 5 states. [2019-10-02 08:22:49,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:49,061 INFO L93 Difference]: Finished difference Result 1453 states and 1723 transitions. [2019-10-02 08:22:49,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:49,062 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2019-10-02 08:22:49,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:49,070 INFO L225 Difference]: With dead ends: 1453 [2019-10-02 08:22:49,070 INFO L226 Difference]: Without dead ends: 1451 [2019-10-02 08:22:49,071 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:49,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2019-10-02 08:22:49,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1451. [2019-10-02 08:22:49,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1451 states. [2019-10-02 08:22:49,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1721 transitions. [2019-10-02 08:22:49,148 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1721 transitions. Word has length 160 [2019-10-02 08:22:49,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:49,149 INFO L475 AbstractCegarLoop]: Abstraction has 1451 states and 1721 transitions. [2019-10-02 08:22:49,149 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:49,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1721 transitions. [2019-10-02 08:22:49,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-10-02 08:22:49,151 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:49,152 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:49,152 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:49,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:49,153 INFO L82 PathProgramCache]: Analyzing trace with hash 731073064, now seen corresponding path program 1 times [2019-10-02 08:22:49,153 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:49,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:49,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:49,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:49,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:49,417 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:49,417 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:49,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:49,418 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:49,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:49,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:49,419 INFO L87 Difference]: Start difference. First operand 1451 states and 1721 transitions. Second operand 5 states. [2019-10-02 08:22:49,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:49,541 INFO L93 Difference]: Finished difference Result 1451 states and 1721 transitions. [2019-10-02 08:22:49,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:49,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 168 [2019-10-02 08:22:49,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:49,551 INFO L225 Difference]: With dead ends: 1451 [2019-10-02 08:22:49,552 INFO L226 Difference]: Without dead ends: 1449 [2019-10-02 08:22:49,553 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:49,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2019-10-02 08:22:49,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1449. [2019-10-02 08:22:49,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1449 states. [2019-10-02 08:22:49,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 1719 transitions. [2019-10-02 08:22:49,650 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 1719 transitions. Word has length 168 [2019-10-02 08:22:49,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:49,650 INFO L475 AbstractCegarLoop]: Abstraction has 1449 states and 1719 transitions. [2019-10-02 08:22:49,650 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:49,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1719 transitions. [2019-10-02 08:22:49,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-10-02 08:22:49,653 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:49,654 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:49,654 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:49,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:49,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1744435457, now seen corresponding path program 1 times [2019-10-02 08:22:49,655 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:49,655 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:49,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:49,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:49,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-02 08:22:49,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:49,889 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:49,890 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:49,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:49,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:49,890 INFO L87 Difference]: Start difference. First operand 1449 states and 1719 transitions. Second operand 5 states. [2019-10-02 08:22:50,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:50,007 INFO L93 Difference]: Finished difference Result 1449 states and 1719 transitions. [2019-10-02 08:22:50,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:50,009 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 202 [2019-10-02 08:22:50,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:50,019 INFO L225 Difference]: With dead ends: 1449 [2019-10-02 08:22:50,019 INFO L226 Difference]: Without dead ends: 1447 [2019-10-02 08:22:50,021 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:50,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1447 states. [2019-10-02 08:22:50,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1447 to 1447. [2019-10-02 08:22:50,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1447 states. [2019-10-02 08:22:50,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 1717 transitions. [2019-10-02 08:22:50,101 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 1717 transitions. Word has length 202 [2019-10-02 08:22:50,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:50,101 INFO L475 AbstractCegarLoop]: Abstraction has 1447 states and 1717 transitions. [2019-10-02 08:22:50,102 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:50,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1717 transitions. [2019-10-02 08:22:50,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-10-02 08:22:50,105 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:50,105 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-10-02 08:22:50,106 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:50,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:50,106 INFO L82 PathProgramCache]: Analyzing trace with hash 664978981, now seen corresponding path program 1 times [2019-10-02 08:22:50,106 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:50,106 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:50,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:50,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:50,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:50,511 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2019-10-02 08:22:50,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:50,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 08:22:50,514 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 08:22:50,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 08:22:50,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 08:22:50,515 INFO L87 Difference]: Start difference. First operand 1447 states and 1717 transitions. Second operand 6 states. [2019-10-02 08:22:53,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:53,711 INFO L93 Difference]: Finished difference Result 2810 states and 3363 transitions. [2019-10-02 08:22:53,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 08:22:53,711 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 216 [2019-10-02 08:22:53,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:53,731 INFO L225 Difference]: With dead ends: 2810 [2019-10-02 08:22:53,732 INFO L226 Difference]: Without dead ends: 1447 [2019-10-02 08:22:53,738 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-02 08:22:53,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1447 states. [2019-10-02 08:22:53,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1447 to 1447. [2019-10-02 08:22:53,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1447 states. [2019-10-02 08:22:53,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 1716 transitions. [2019-10-02 08:22:53,841 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 1716 transitions. Word has length 216 [2019-10-02 08:22:53,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:53,841 INFO L475 AbstractCegarLoop]: Abstraction has 1447 states and 1716 transitions. [2019-10-02 08:22:53,841 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 08:22:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1716 transitions. [2019-10-02 08:22:53,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-10-02 08:22:53,845 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:53,845 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-10-02 08:22:53,846 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:53,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:53,846 INFO L82 PathProgramCache]: Analyzing trace with hash 666826023, now seen corresponding path program 1 times [2019-10-02 08:22:53,846 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:53,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:53,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:53,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:53,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2019-10-02 08:22:54,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:54,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:54,135 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:54,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:54,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:54,140 INFO L87 Difference]: Start difference. First operand 1447 states and 1716 transitions. Second operand 5 states. [2019-10-02 08:22:54,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:54,231 INFO L93 Difference]: Finished difference Result 1447 states and 1716 transitions. [2019-10-02 08:22:54,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:54,232 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2019-10-02 08:22:54,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:54,242 INFO L225 Difference]: With dead ends: 1447 [2019-10-02 08:22:54,242 INFO L226 Difference]: Without dead ends: 1445 [2019-10-02 08:22:54,243 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-02 08:22:54,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2019-10-02 08:22:54,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1445. [2019-10-02 08:22:54,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1445 states. [2019-10-02 08:22:54,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 1714 transitions. [2019-10-02 08:22:54,315 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 1714 transitions. Word has length 216 [2019-10-02 08:22:54,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:54,315 INFO L475 AbstractCegarLoop]: Abstraction has 1445 states and 1714 transitions. [2019-10-02 08:22:54,315 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:54,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1714 transitions. [2019-10-02 08:22:54,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-10-02 08:22:54,319 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:54,319 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:54,320 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:54,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:54,320 INFO L82 PathProgramCache]: Analyzing trace with hash -897787984, now seen corresponding path program 1 times [2019-10-02 08:22:54,320 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:54,320 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:54,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:54,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:54,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:54,580 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-02 08:22:54,581 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:54,581 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:54,582 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:54,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:54,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:54,583 INFO L87 Difference]: Start difference. First operand 1445 states and 1714 transitions. Second operand 5 states. [2019-10-02 08:22:54,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:54,699 INFO L93 Difference]: Finished difference Result 1445 states and 1714 transitions. [2019-10-02 08:22:54,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:54,699 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 210 [2019-10-02 08:22:54,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:54,708 INFO L225 Difference]: With dead ends: 1445 [2019-10-02 08:22:54,708 INFO L226 Difference]: Without dead ends: 1443 [2019-10-02 08:22:54,709 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:54,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1443 states. [2019-10-02 08:22:54,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1443 to 1443. [2019-10-02 08:22:54,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1443 states. [2019-10-02 08:22:54,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1443 states and 1712 transitions. [2019-10-02 08:22:54,823 INFO L78 Accepts]: Start accepts. Automaton has 1443 states and 1712 transitions. Word has length 210 [2019-10-02 08:22:54,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:54,824 INFO L475 AbstractCegarLoop]: Abstraction has 1443 states and 1712 transitions. [2019-10-02 08:22:54,824 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:54,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1712 transitions. [2019-10-02 08:22:54,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-10-02 08:22:54,828 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:54,828 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:54,829 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:54,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:54,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1889900383, now seen corresponding path program 1 times [2019-10-02 08:22:54,830 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:54,830 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:54,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:54,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:54,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2019-10-02 08:22:55,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:55,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 08:22:55,081 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 08:22:55,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 08:22:55,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 08:22:55,082 INFO L87 Difference]: Start difference. First operand 1443 states and 1712 transitions. Second operand 3 states. [2019-10-02 08:22:55,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:55,165 INFO L93 Difference]: Finished difference Result 2795 states and 3346 transitions. [2019-10-02 08:22:55,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 08:22:55,166 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 226 [2019-10-02 08:22:55,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:55,176 INFO L225 Difference]: With dead ends: 2795 [2019-10-02 08:22:55,176 INFO L226 Difference]: Without dead ends: 1436 [2019-10-02 08:22:55,181 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 08:22:55,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2019-10-02 08:22:55,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1436. [2019-10-02 08:22:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1436 states. [2019-10-02 08:22:55,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 1704 transitions. [2019-10-02 08:22:55,260 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 1704 transitions. Word has length 226 [2019-10-02 08:22:55,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:55,261 INFO L475 AbstractCegarLoop]: Abstraction has 1436 states and 1704 transitions. [2019-10-02 08:22:55,261 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 08:22:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1704 transitions. [2019-10-02 08:22:55,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-10-02 08:22:55,265 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:55,265 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:55,266 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:55,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:55,266 INFO L82 PathProgramCache]: Analyzing trace with hash -599066779, now seen corresponding path program 1 times [2019-10-02 08:22:55,266 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:55,266 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:55,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:55,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:55,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:55,468 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-02 08:22:55,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:55,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:55,469 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:55,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:55,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:55,470 INFO L87 Difference]: Start difference. First operand 1436 states and 1704 transitions. Second operand 5 states. [2019-10-02 08:22:55,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:55,572 INFO L93 Difference]: Finished difference Result 1436 states and 1704 transitions. [2019-10-02 08:22:55,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:55,572 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 218 [2019-10-02 08:22:55,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:55,581 INFO L225 Difference]: With dead ends: 1436 [2019-10-02 08:22:55,581 INFO L226 Difference]: Without dead ends: 1434 [2019-10-02 08:22:55,582 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:55,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1434 states. [2019-10-02 08:22:55,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1434 to 1434. [2019-10-02 08:22:55,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1434 states. [2019-10-02 08:22:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 1702 transitions. [2019-10-02 08:22:55,672 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 1702 transitions. Word has length 218 [2019-10-02 08:22:55,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:55,673 INFO L475 AbstractCegarLoop]: Abstraction has 1434 states and 1702 transitions. [2019-10-02 08:22:55,673 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1702 transitions. [2019-10-02 08:22:55,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-10-02 08:22:55,676 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:55,677 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:55,677 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:55,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:55,678 INFO L82 PathProgramCache]: Analyzing trace with hash 727287902, now seen corresponding path program 1 times [2019-10-02 08:22:55,678 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:55,678 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:55,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:55,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:55,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:55,887 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:55,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:55,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:55,888 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:55,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:55,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:55,890 INFO L87 Difference]: Start difference. First operand 1434 states and 1702 transitions. Second operand 5 states. [2019-10-02 08:22:56,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:56,019 INFO L93 Difference]: Finished difference Result 1434 states and 1702 transitions. [2019-10-02 08:22:56,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:56,020 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 197 [2019-10-02 08:22:56,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:56,029 INFO L225 Difference]: With dead ends: 1434 [2019-10-02 08:22:56,029 INFO L226 Difference]: Without dead ends: 1432 [2019-10-02 08:22:56,030 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:56,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1432 states. [2019-10-02 08:22:56,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1432 to 1432. [2019-10-02 08:22:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1432 states. [2019-10-02 08:22:56,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 1700 transitions. [2019-10-02 08:22:56,162 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 1700 transitions. Word has length 197 [2019-10-02 08:22:56,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:56,166 INFO L475 AbstractCegarLoop]: Abstraction has 1432 states and 1700 transitions. [2019-10-02 08:22:56,166 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1700 transitions. [2019-10-02 08:22:56,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-10-02 08:22:56,172 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:56,173 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:56,174 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:56,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:56,175 INFO L82 PathProgramCache]: Analyzing trace with hash -739766386, now seen corresponding path program 1 times [2019-10-02 08:22:56,175 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:56,175 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:56,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:56,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:56,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:56,630 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:56,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:56,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:56,636 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:56,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:56,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:56,637 INFO L87 Difference]: Start difference. First operand 1432 states and 1700 transitions. Second operand 5 states. [2019-10-02 08:22:56,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:56,764 INFO L93 Difference]: Finished difference Result 1432 states and 1700 transitions. [2019-10-02 08:22:56,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:56,765 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 205 [2019-10-02 08:22:56,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:56,774 INFO L225 Difference]: With dead ends: 1432 [2019-10-02 08:22:56,774 INFO L226 Difference]: Without dead ends: 1430 [2019-10-02 08:22:56,776 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:56,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1430 states. [2019-10-02 08:22:56,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1430 to 1430. [2019-10-02 08:22:56,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1430 states. [2019-10-02 08:22:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1430 states and 1698 transitions. [2019-10-02 08:22:56,870 INFO L78 Accepts]: Start accepts. Automaton has 1430 states and 1698 transitions. Word has length 205 [2019-10-02 08:22:56,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:56,871 INFO L475 AbstractCegarLoop]: Abstraction has 1430 states and 1698 transitions. [2019-10-02 08:22:56,871 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:56,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1698 transitions. [2019-10-02 08:22:56,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-10-02 08:22:56,875 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:56,875 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:56,876 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:56,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:56,876 INFO L82 PathProgramCache]: Analyzing trace with hash -853140103, now seen corresponding path program 1 times [2019-10-02 08:22:56,876 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:56,877 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:56,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:56,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:56,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:57,081 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:57,083 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:57,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:57,084 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:57,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:57,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:57,085 INFO L87 Difference]: Start difference. First operand 1430 states and 1698 transitions. Second operand 5 states. [2019-10-02 08:22:57,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:57,209 INFO L93 Difference]: Finished difference Result 1430 states and 1698 transitions. [2019-10-02 08:22:57,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:57,210 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 213 [2019-10-02 08:22:57,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:57,223 INFO L225 Difference]: With dead ends: 1430 [2019-10-02 08:22:57,224 INFO L226 Difference]: Without dead ends: 1428 [2019-10-02 08:22:57,229 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:57,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2019-10-02 08:22:57,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1428. [2019-10-02 08:22:57,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2019-10-02 08:22:57,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1696 transitions. [2019-10-02 08:22:57,361 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1696 transitions. Word has length 213 [2019-10-02 08:22:57,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:57,362 INFO L475 AbstractCegarLoop]: Abstraction has 1428 states and 1696 transitions. [2019-10-02 08:22:57,362 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:57,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1696 transitions. [2019-10-02 08:22:57,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-10-02 08:22:57,368 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:57,368 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:57,369 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:57,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:57,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1632984089, now seen corresponding path program 1 times [2019-10-02 08:22:57,370 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:57,370 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:57,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:57,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:57,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:57,645 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-02 08:22:57,645 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:57,646 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:57,646 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:57,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:57,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:57,647 INFO L87 Difference]: Start difference. First operand 1428 states and 1696 transitions. Second operand 5 states. [2019-10-02 08:22:57,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:57,767 INFO L93 Difference]: Finished difference Result 1428 states and 1696 transitions. [2019-10-02 08:22:57,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:57,767 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 250 [2019-10-02 08:22:57,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:57,777 INFO L225 Difference]: With dead ends: 1428 [2019-10-02 08:22:57,777 INFO L226 Difference]: Without dead ends: 1426 [2019-10-02 08:22:57,779 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:57,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2019-10-02 08:22:57,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1426. [2019-10-02 08:22:57,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1426 states. [2019-10-02 08:22:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1426 states and 1694 transitions. [2019-10-02 08:22:57,873 INFO L78 Accepts]: Start accepts. Automaton has 1426 states and 1694 transitions. Word has length 250 [2019-10-02 08:22:57,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:57,874 INFO L475 AbstractCegarLoop]: Abstraction has 1426 states and 1694 transitions. [2019-10-02 08:22:57,874 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1694 transitions. [2019-10-02 08:22:57,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-10-02 08:22:57,878 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:57,878 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:22:57,879 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:57,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:57,879 INFO L82 PathProgramCache]: Analyzing trace with hash -885665341, now seen corresponding path program 1 times [2019-10-02 08:22:57,880 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:57,880 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:57,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:57,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:57,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:58,188 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:22:58,188 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:58,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:22:58,190 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:22:58,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:22:58,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:22:58,191 INFO L87 Difference]: Start difference. First operand 1426 states and 1694 transitions. Second operand 5 states. [2019-10-02 08:22:58,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:22:58,324 INFO L93 Difference]: Finished difference Result 1426 states and 1694 transitions. [2019-10-02 08:22:58,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:22:58,325 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 229 [2019-10-02 08:22:58,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:22:58,334 INFO L225 Difference]: With dead ends: 1426 [2019-10-02 08:22:58,334 INFO L226 Difference]: Without dead ends: 1424 [2019-10-02 08:22:58,336 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:22:58,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1424 states. [2019-10-02 08:22:58,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1424 to 1424. [2019-10-02 08:22:58,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1424 states. [2019-10-02 08:22:58,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 1692 transitions. [2019-10-02 08:22:58,433 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 1692 transitions. Word has length 229 [2019-10-02 08:22:58,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:22:58,433 INFO L475 AbstractCegarLoop]: Abstraction has 1424 states and 1692 transitions. [2019-10-02 08:22:58,433 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:22:58,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1692 transitions. [2019-10-02 08:22:58,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-10-02 08:22:58,438 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:22:58,438 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-02 08:22:58,439 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:22:58,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:22:58,439 INFO L82 PathProgramCache]: Analyzing trace with hash 345544324, now seen corresponding path program 1 times [2019-10-02 08:22:58,439 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:22:58,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:22:58,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:58,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:22:58,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:22:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:22:58,743 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-10-02 08:22:58,744 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:22:58,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 08:22:58,744 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 08:22:58,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 08:22:58,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 08:22:58,745 INFO L87 Difference]: Start difference. First operand 1424 states and 1692 transitions. Second operand 6 states. [2019-10-02 08:23:05,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:05,773 INFO L93 Difference]: Finished difference Result 1523 states and 1789 transitions. [2019-10-02 08:23:05,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 08:23:05,774 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 254 [2019-10-02 08:23:05,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:05,784 INFO L225 Difference]: With dead ends: 1523 [2019-10-02 08:23:05,785 INFO L226 Difference]: Without dead ends: 1521 [2019-10-02 08:23:05,786 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-02 08:23:05,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1521 states. [2019-10-02 08:23:05,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1521 to 1511. [2019-10-02 08:23:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1511 states. [2019-10-02 08:23:05,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1511 states and 1779 transitions. [2019-10-02 08:23:05,899 INFO L78 Accepts]: Start accepts. Automaton has 1511 states and 1779 transitions. Word has length 254 [2019-10-02 08:23:05,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:05,900 INFO L475 AbstractCegarLoop]: Abstraction has 1511 states and 1779 transitions. [2019-10-02 08:23:05,900 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 08:23:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1779 transitions. [2019-10-02 08:23:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-10-02 08:23:05,906 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:05,906 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:05,907 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:05,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:05,907 INFO L82 PathProgramCache]: Analyzing trace with hash -453881208, now seen corresponding path program 1 times [2019-10-02 08:23:05,907 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:05,908 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:05,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:05,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:05,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:06,152 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2019-10-02 08:23:06,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:06,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 08:23:06,154 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 08:23:06,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 08:23:06,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 08:23:06,154 INFO L87 Difference]: Start difference. First operand 1511 states and 1779 transitions. Second operand 3 states. [2019-10-02 08:23:06,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:06,340 INFO L93 Difference]: Finished difference Result 2689 states and 3149 transitions. [2019-10-02 08:23:06,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 08:23:06,340 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 271 [2019-10-02 08:23:06,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:06,362 INFO L225 Difference]: With dead ends: 2689 [2019-10-02 08:23:06,362 INFO L226 Difference]: Without dead ends: 1504 [2019-10-02 08:23:06,367 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 08:23:06,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1504 states. [2019-10-02 08:23:06,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1504 to 1504. [2019-10-02 08:23:06,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1504 states. [2019-10-02 08:23:06,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1504 states and 1771 transitions. [2019-10-02 08:23:06,477 INFO L78 Accepts]: Start accepts. Automaton has 1504 states and 1771 transitions. Word has length 271 [2019-10-02 08:23:06,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:06,478 INFO L475 AbstractCegarLoop]: Abstraction has 1504 states and 1771 transitions. [2019-10-02 08:23:06,478 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 08:23:06,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1771 transitions. [2019-10-02 08:23:06,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-10-02 08:23:06,488 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:06,488 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:06,489 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:06,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:06,490 INFO L82 PathProgramCache]: Analyzing trace with hash 1971676133, now seen corresponding path program 1 times [2019-10-02 08:23:06,490 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:06,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:06,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:06,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:06,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:06,697 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:23:06,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:06,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:23:06,698 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:23:06,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:23:06,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:23:06,699 INFO L87 Difference]: Start difference. First operand 1504 states and 1771 transitions. Second operand 5 states. [2019-10-02 08:23:06,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:06,835 INFO L93 Difference]: Finished difference Result 1504 states and 1771 transitions. [2019-10-02 08:23:06,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:23:06,836 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 237 [2019-10-02 08:23:06,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:06,845 INFO L225 Difference]: With dead ends: 1504 [2019-10-02 08:23:06,845 INFO L226 Difference]: Without dead ends: 1502 [2019-10-02 08:23:06,846 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:23:06,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1502 states. [2019-10-02 08:23:06,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1502 to 1502. [2019-10-02 08:23:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2019-10-02 08:23:06,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 1769 transitions. [2019-10-02 08:23:06,961 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 1769 transitions. Word has length 237 [2019-10-02 08:23:06,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:06,966 INFO L475 AbstractCegarLoop]: Abstraction has 1502 states and 1769 transitions. [2019-10-02 08:23:06,966 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:23:06,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1769 transitions. [2019-10-02 08:23:06,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-10-02 08:23:06,975 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:06,975 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:06,975 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:06,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:06,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1618327652, now seen corresponding path program 1 times [2019-10-02 08:23:06,976 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:06,976 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:06,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:06,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:06,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:07,296 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-02 08:23:07,296 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:07,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:23:07,298 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:23:07,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:23:07,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:23:07,299 INFO L87 Difference]: Start difference. First operand 1502 states and 1769 transitions. Second operand 5 states. [2019-10-02 08:23:07,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:07,459 INFO L93 Difference]: Finished difference Result 1502 states and 1769 transitions. [2019-10-02 08:23:07,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:23:07,460 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 274 [2019-10-02 08:23:07,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:07,468 INFO L225 Difference]: With dead ends: 1502 [2019-10-02 08:23:07,468 INFO L226 Difference]: Without dead ends: 1500 [2019-10-02 08:23:07,470 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:23:07,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1500 states. [2019-10-02 08:23:07,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1500 to 1500. [2019-10-02 08:23:07,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1500 states. [2019-10-02 08:23:07,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1500 states and 1767 transitions. [2019-10-02 08:23:07,586 INFO L78 Accepts]: Start accepts. Automaton has 1500 states and 1767 transitions. Word has length 274 [2019-10-02 08:23:07,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:07,587 INFO L475 AbstractCegarLoop]: Abstraction has 1500 states and 1767 transitions. [2019-10-02 08:23:07,587 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:23:07,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1767 transitions. [2019-10-02 08:23:07,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-10-02 08:23:07,593 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:07,593 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 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] [2019-10-02 08:23:07,594 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:07,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:07,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1413389843, now seen corresponding path program 1 times [2019-10-02 08:23:07,595 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:07,595 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:07,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:07,605 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:07,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:07,908 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-10-02 08:23:07,910 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 08:23:07,910 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 08:23:08,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:08,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 3194 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 08:23:08,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 08:23:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 08:23:09,003 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 08:23:09,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-10-02 08:23:09,004 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 08:23:09,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 08:23:09,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-10-02 08:23:09,005 INFO L87 Difference]: Start difference. First operand 1500 states and 1767 transitions. Second operand 9 states. [2019-10-02 08:23:14,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:14,122 INFO L93 Difference]: Finished difference Result 2737 states and 3218 transitions. [2019-10-02 08:23:14,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 08:23:14,123 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 280 [2019-10-02 08:23:14,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:14,142 INFO L225 Difference]: With dead ends: 2737 [2019-10-02 08:23:14,142 INFO L226 Difference]: Without dead ends: 1569 [2019-10-02 08:23:14,147 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2019-10-02 08:23:14,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1569 states. [2019-10-02 08:23:14,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1569 to 1566. [2019-10-02 08:23:14,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1566 states. [2019-10-02 08:23:14,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1566 states and 1850 transitions. [2019-10-02 08:23:14,298 INFO L78 Accepts]: Start accepts. Automaton has 1566 states and 1850 transitions. Word has length 280 [2019-10-02 08:23:14,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:14,299 INFO L475 AbstractCegarLoop]: Abstraction has 1566 states and 1850 transitions. [2019-10-02 08:23:14,299 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 08:23:14,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1850 transitions. [2019-10-02 08:23:14,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-10-02 08:23:14,308 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:14,308 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:14,309 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:14,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:14,309 INFO L82 PathProgramCache]: Analyzing trace with hash 1516940774, now seen corresponding path program 1 times [2019-10-02 08:23:14,309 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:14,310 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:14,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:14,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:14,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-10-02 08:23:14,946 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:14,946 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:23:14,946 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:23:14,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:23:14,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:23:14,947 INFO L87 Difference]: Start difference. First operand 1566 states and 1850 transitions. Second operand 5 states. [2019-10-02 08:23:16,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:16,813 INFO L93 Difference]: Finished difference Result 1570 states and 1852 transitions. [2019-10-02 08:23:16,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:23:16,813 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 269 [2019-10-02 08:23:16,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:16,832 INFO L225 Difference]: With dead ends: 1570 [2019-10-02 08:23:16,833 INFO L226 Difference]: Without dead ends: 1568 [2019-10-02 08:23:16,834 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:23:16,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2019-10-02 08:23:16,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 1564. [2019-10-02 08:23:16,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1564 states. [2019-10-02 08:23:16,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 1848 transitions. [2019-10-02 08:23:16,964 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 1848 transitions. Word has length 269 [2019-10-02 08:23:16,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:16,964 INFO L475 AbstractCegarLoop]: Abstraction has 1564 states and 1848 transitions. [2019-10-02 08:23:16,964 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:23:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1848 transitions. [2019-10-02 08:23:16,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-10-02 08:23:16,969 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:16,969 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:16,970 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:16,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:16,970 INFO L82 PathProgramCache]: Analyzing trace with hash 1630769762, now seen corresponding path program 1 times [2019-10-02 08:23:16,971 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:16,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:16,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:16,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:16,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:17,326 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 08:23:17,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:17,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 08:23:17,327 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 08:23:17,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 08:23:17,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 08:23:17,328 INFO L87 Difference]: Start difference. First operand 1564 states and 1848 transitions. Second operand 6 states. [2019-10-02 08:23:28,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:28,011 INFO L93 Difference]: Finished difference Result 2944 states and 3521 transitions. [2019-10-02 08:23:28,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 08:23:28,012 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 253 [2019-10-02 08:23:28,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:28,023 INFO L225 Difference]: With dead ends: 2944 [2019-10-02 08:23:28,024 INFO L226 Difference]: Without dead ends: 2942 [2019-10-02 08:23:28,025 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-10-02 08:23:28,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2942 states. [2019-10-02 08:23:28,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2942 to 2906. [2019-10-02 08:23:28,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2906 states. [2019-10-02 08:23:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 2906 states and 3488 transitions. [2019-10-02 08:23:28,279 INFO L78 Accepts]: Start accepts. Automaton has 2906 states and 3488 transitions. Word has length 253 [2019-10-02 08:23:28,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:28,280 INFO L475 AbstractCegarLoop]: Abstraction has 2906 states and 3488 transitions. [2019-10-02 08:23:28,280 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 08:23:28,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3488 transitions. [2019-10-02 08:23:28,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-10-02 08:23:28,285 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:28,286 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:28,286 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:28,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:28,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1221073949, now seen corresponding path program 1 times [2019-10-02 08:23:28,287 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:28,287 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:28,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:28,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:28,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:28,580 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-02 08:23:28,581 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:28,581 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 08:23:28,582 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 08:23:28,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 08:23:28,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 08:23:28,583 INFO L87 Difference]: Start difference. First operand 2906 states and 3488 transitions. Second operand 5 states. [2019-10-02 08:23:28,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:28,895 INFO L93 Difference]: Finished difference Result 2906 states and 3488 transitions. [2019-10-02 08:23:28,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 08:23:28,895 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 290 [2019-10-02 08:23:28,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:28,906 INFO L225 Difference]: With dead ends: 2906 [2019-10-02 08:23:28,906 INFO L226 Difference]: Without dead ends: 2904 [2019-10-02 08:23:28,908 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:23:28,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2904 states. [2019-10-02 08:23:29,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2904 to 2904. [2019-10-02 08:23:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2904 states. [2019-10-02 08:23:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2904 states and 3486 transitions. [2019-10-02 08:23:29,178 INFO L78 Accepts]: Start accepts. Automaton has 2904 states and 3486 transitions. Word has length 290 [2019-10-02 08:23:29,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:29,179 INFO L475 AbstractCegarLoop]: Abstraction has 2904 states and 3486 transitions. [2019-10-02 08:23:29,179 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 08:23:29,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2904 states and 3486 transitions. [2019-10-02 08:23:29,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-10-02 08:23:29,184 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:29,184 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 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] [2019-10-02 08:23:29,185 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:29,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:29,185 INFO L82 PathProgramCache]: Analyzing trace with hash 937144421, now seen corresponding path program 1 times [2019-10-02 08:23:29,185 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:29,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:29,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:29,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:29,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:29,494 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2019-10-02 08:23:29,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:29,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 08:23:29,495 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 08:23:29,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 08:23:29,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 08:23:29,496 INFO L87 Difference]: Start difference. First operand 2904 states and 3486 transitions. Second operand 3 states. [2019-10-02 08:23:29,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:29,964 INFO L93 Difference]: Finished difference Result 5321 states and 6359 transitions. [2019-10-02 08:23:29,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 08:23:29,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 301 [2019-10-02 08:23:29,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:29,979 INFO L225 Difference]: With dead ends: 5321 [2019-10-02 08:23:29,979 INFO L226 Difference]: Without dead ends: 2911 [2019-10-02 08:23:29,989 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 08:23:29,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2911 states. [2019-10-02 08:23:30,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2911 to 2905. [2019-10-02 08:23:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2905 states. [2019-10-02 08:23:30,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2905 states and 3487 transitions. [2019-10-02 08:23:30,329 INFO L78 Accepts]: Start accepts. Automaton has 2905 states and 3487 transitions. Word has length 301 [2019-10-02 08:23:30,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:30,330 INFO L475 AbstractCegarLoop]: Abstraction has 2905 states and 3487 transitions. [2019-10-02 08:23:30,330 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 08:23:30,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 3487 transitions. [2019-10-02 08:23:30,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-10-02 08:23:30,335 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:30,335 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:30,336 INFO L418 AbstractCegarLoop]: === Iteration 29 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:30,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:30,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1115098146, now seen corresponding path program 1 times [2019-10-02 08:23:30,337 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:30,337 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:30,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:30,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:30,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:30,623 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-02 08:23:30,624 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:30,624 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 08:23:30,625 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 08:23:30,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 08:23:30,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 08:23:30,626 INFO L87 Difference]: Start difference. First operand 2905 states and 3487 transitions. Second operand 6 states. [2019-10-02 08:23:41,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:41,995 INFO L93 Difference]: Finished difference Result 5835 states and 7178 transitions. [2019-10-02 08:23:41,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 08:23:41,995 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 298 [2019-10-02 08:23:41,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:42,017 INFO L225 Difference]: With dead ends: 5835 [2019-10-02 08:23:42,018 INFO L226 Difference]: Without dead ends: 5613 [2019-10-02 08:23:42,023 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-02 08:23:42,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5613 states. [2019-10-02 08:23:42,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5613 to 5587. [2019-10-02 08:23:42,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5587 states. [2019-10-02 08:23:42,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5587 states to 5587 states and 6909 transitions. [2019-10-02 08:23:42,637 INFO L78 Accepts]: Start accepts. Automaton has 5587 states and 6909 transitions. Word has length 298 [2019-10-02 08:23:42,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:42,638 INFO L475 AbstractCegarLoop]: Abstraction has 5587 states and 6909 transitions. [2019-10-02 08:23:42,638 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 08:23:42,638 INFO L276 IsEmpty]: Start isEmpty. Operand 5587 states and 6909 transitions. [2019-10-02 08:23:42,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-10-02 08:23:42,645 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:42,645 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:42,646 INFO L418 AbstractCegarLoop]: === Iteration 30 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:42,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:42,647 INFO L82 PathProgramCache]: Analyzing trace with hash -129928073, now seen corresponding path program 1 times [2019-10-02 08:23:42,647 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:42,648 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:42,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:42,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:42,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:42,996 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2019-10-02 08:23:42,996 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:42,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 08:23:42,997 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 08:23:42,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 08:23:42,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:23:42,998 INFO L87 Difference]: Start difference. First operand 5587 states and 6909 transitions. Second operand 7 states. [2019-10-02 08:23:43,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:43,619 INFO L93 Difference]: Finished difference Result 10457 states and 13085 transitions. [2019-10-02 08:23:43,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 08:23:43,620 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 303 [2019-10-02 08:23:43,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:43,642 INFO L225 Difference]: With dead ends: 10457 [2019-10-02 08:23:43,642 INFO L226 Difference]: Without dead ends: 5623 [2019-10-02 08:23:43,661 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:23:43,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5623 states. [2019-10-02 08:23:44,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5623 to 5615. [2019-10-02 08:23:44,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5615 states. [2019-10-02 08:23:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5615 states to 5615 states and 6937 transitions. [2019-10-02 08:23:44,223 INFO L78 Accepts]: Start accepts. Automaton has 5615 states and 6937 transitions. Word has length 303 [2019-10-02 08:23:44,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:44,224 INFO L475 AbstractCegarLoop]: Abstraction has 5615 states and 6937 transitions. [2019-10-02 08:23:44,224 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 08:23:44,224 INFO L276 IsEmpty]: Start isEmpty. Operand 5615 states and 6937 transitions. [2019-10-02 08:23:44,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-10-02 08:23:44,229 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:44,229 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:44,230 INFO L418 AbstractCegarLoop]: === Iteration 31 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:44,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:44,231 INFO L82 PathProgramCache]: Analyzing trace with hash 831685944, now seen corresponding path program 1 times [2019-10-02 08:23:44,231 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:44,231 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:44,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:44,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:44,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:44,622 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2019-10-02 08:23:44,622 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:44,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 08:23:44,623 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 08:23:44,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 08:23:44,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 08:23:44,624 INFO L87 Difference]: Start difference. First operand 5615 states and 6937 transitions. Second operand 6 states. [2019-10-02 08:23:51,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:51,264 INFO L93 Difference]: Finished difference Result 5703 states and 7025 transitions. [2019-10-02 08:23:51,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 08:23:51,265 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 303 [2019-10-02 08:23:51,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:51,286 INFO L225 Difference]: With dead ends: 5703 [2019-10-02 08:23:51,287 INFO L226 Difference]: Without dead ends: 5701 [2019-10-02 08:23:51,290 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-02 08:23:51,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5701 states. [2019-10-02 08:23:51,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5701 to 5657. [2019-10-02 08:23:51,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5657 states. [2019-10-02 08:23:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5657 states to 5657 states and 6960 transitions. [2019-10-02 08:23:51,850 INFO L78 Accepts]: Start accepts. Automaton has 5657 states and 6960 transitions. Word has length 303 [2019-10-02 08:23:51,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:51,850 INFO L475 AbstractCegarLoop]: Abstraction has 5657 states and 6960 transitions. [2019-10-02 08:23:51,851 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 08:23:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 5657 states and 6960 transitions. [2019-10-02 08:23:51,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2019-10-02 08:23:51,855 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:51,855 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:51,856 INFO L418 AbstractCegarLoop]: === Iteration 32 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:51,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:51,857 INFO L82 PathProgramCache]: Analyzing trace with hash 360986103, now seen corresponding path program 1 times [2019-10-02 08:23:51,857 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:51,857 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:51,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:51,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:51,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:52,430 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 3 proven. 30 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2019-10-02 08:23:52,430 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 08:23:52,430 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 08:23:52,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:53,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 3331 conjuncts, 22 conjunts are in the unsatisfiable core [2019-10-02 08:23:53,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 08:23:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2019-10-02 08:23:53,649 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 08:23:53,650 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [7] total 19 [2019-10-02 08:23:53,650 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 08:23:53,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 08:23:53,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342 [2019-10-02 08:23:53,651 INFO L87 Difference]: Start difference. First operand 5657 states and 6960 transitions. Second operand 19 states. [2019-10-02 08:23:54,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:54,945 INFO L93 Difference]: Finished difference Result 10142 states and 12430 transitions. [2019-10-02 08:23:54,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-02 08:23:54,945 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 306 [2019-10-02 08:23:54,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:54,969 INFO L225 Difference]: With dead ends: 10142 [2019-10-02 08:23:54,970 INFO L226 Difference]: Without dead ends: 5836 [2019-10-02 08:23:54,984 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=587, Unknown=0, NotChecked=0, Total=650 [2019-10-02 08:23:54,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5836 states. [2019-10-02 08:23:55,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5836 to 5733. [2019-10-02 08:23:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5733 states. [2019-10-02 08:23:55,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5733 states to 5733 states and 7057 transitions. [2019-10-02 08:23:55,513 INFO L78 Accepts]: Start accepts. Automaton has 5733 states and 7057 transitions. Word has length 306 [2019-10-02 08:23:55,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:55,514 INFO L475 AbstractCegarLoop]: Abstraction has 5733 states and 7057 transitions. [2019-10-02 08:23:55,514 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 08:23:55,514 INFO L276 IsEmpty]: Start isEmpty. Operand 5733 states and 7057 transitions. [2019-10-02 08:23:55,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-10-02 08:23:55,518 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:55,519 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:55,520 INFO L418 AbstractCegarLoop]: === Iteration 33 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:55,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:55,520 INFO L82 PathProgramCache]: Analyzing trace with hash -843326613, now seen corresponding path program 1 times [2019-10-02 08:23:55,520 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:55,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:55,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:55,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:55,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:56,111 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-10-02 08:23:56,113 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:56,113 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-02 08:23:56,114 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-02 08:23:56,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-02 08:23:56,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2019-10-02 08:23:56,115 INFO L87 Difference]: Start difference. First operand 5733 states and 7057 transitions. Second operand 12 states. [2019-10-02 08:23:56,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:56,845 INFO L93 Difference]: Finished difference Result 11297 states and 13908 transitions. [2019-10-02 08:23:56,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-02 08:23:56,845 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 350 [2019-10-02 08:23:56,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:56,868 INFO L225 Difference]: With dead ends: 11297 [2019-10-02 08:23:56,869 INFO L226 Difference]: Without dead ends: 5752 [2019-10-02 08:23:56,889 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2019-10-02 08:23:56,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5752 states. [2019-10-02 08:23:57,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5752 to 5748. [2019-10-02 08:23:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5748 states. [2019-10-02 08:23:57,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5748 states to 5748 states and 7073 transitions. [2019-10-02 08:23:57,572 INFO L78 Accepts]: Start accepts. Automaton has 5748 states and 7073 transitions. Word has length 350 [2019-10-02 08:23:57,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:23:57,573 INFO L475 AbstractCegarLoop]: Abstraction has 5748 states and 7073 transitions. [2019-10-02 08:23:57,573 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-02 08:23:57,574 INFO L276 IsEmpty]: Start isEmpty. Operand 5748 states and 7073 transitions. [2019-10-02 08:23:57,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-10-02 08:23:57,579 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:23:57,580 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:23:57,580 INFO L418 AbstractCegarLoop]: === Iteration 34 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:23:57,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:23:57,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1344278837, now seen corresponding path program 1 times [2019-10-02 08:23:57,581 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:23:57,581 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:23:57,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:57,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:57,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:23:57,685 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 08:23:57,685 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 08:23:57,685 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 08:23:58,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:23:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:23:58,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 3784 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 08:23:58,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 08:23:58,801 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2019-10-02 08:23:58,813 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 08:23:58,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 08:23:58,814 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 08:23:58,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 08:23:58,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 08:23:58,815 INFO L87 Difference]: Start difference. First operand 5748 states and 7073 transitions. Second operand 7 states. [2019-10-02 08:23:59,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:23:59,486 INFO L93 Difference]: Finished difference Result 11368 states and 13954 transitions. [2019-10-02 08:23:59,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 08:23:59,486 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 371 [2019-10-02 08:23:59,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:23:59,510 INFO L225 Difference]: With dead ends: 11368 [2019-10-02 08:23:59,510 INFO L226 Difference]: Without dead ends: 5708 [2019-10-02 08:23:59,529 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-02 08:23:59,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5708 states. [2019-10-02 08:24:00,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5708 to 5708. [2019-10-02 08:24:00,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5708 states. [2019-10-02 08:24:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5708 states to 5708 states and 7004 transitions. [2019-10-02 08:24:00,053 INFO L78 Accepts]: Start accepts. Automaton has 5708 states and 7004 transitions. Word has length 371 [2019-10-02 08:24:00,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:24:00,053 INFO L475 AbstractCegarLoop]: Abstraction has 5708 states and 7004 transitions. [2019-10-02 08:24:00,053 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 08:24:00,054 INFO L276 IsEmpty]: Start isEmpty. Operand 5708 states and 7004 transitions. [2019-10-02 08:24:00,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-10-02 08:24:00,058 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:24:00,059 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:24:00,059 INFO L418 AbstractCegarLoop]: === Iteration 35 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:24:00,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:24:00,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1399033930, now seen corresponding path program 1 times [2019-10-02 08:24:00,060 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:24:00,060 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:24:00,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:24:00,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:24:00,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:24:00,147 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 08:24:00,147 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 08:24:00,147 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 08:24:00,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:24:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:24:02,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 3782 conjuncts, 44 conjunts are in the unsatisfiable core [2019-10-02 08:24:03,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 08:24:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 289 proven. 3 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2019-10-02 08:24:03,311 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 08:24:03,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2019-10-02 08:24:03,313 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-02 08:24:03,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-02 08:24:03,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2019-10-02 08:24:03,317 INFO L87 Difference]: Start difference. First operand 5708 states and 7004 transitions. Second operand 11 states. [2019-10-02 08:24:04,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:24:04,162 INFO L93 Difference]: Finished difference Result 11327 states and 13907 transitions. [2019-10-02 08:24:04,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 08:24:04,162 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 371 [2019-10-02 08:24:04,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:24:04,191 INFO L225 Difference]: With dead ends: 11327 [2019-10-02 08:24:04,192 INFO L226 Difference]: Without dead ends: 5708 [2019-10-02 08:24:04,209 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-10-02 08:24:04,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5708 states. [2019-10-02 08:24:04,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5708 to 5708. [2019-10-02 08:24:04,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5708 states. [2019-10-02 08:24:04,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5708 states to 5708 states and 7003 transitions. [2019-10-02 08:24:04,691 INFO L78 Accepts]: Start accepts. Automaton has 5708 states and 7003 transitions. Word has length 371 [2019-10-02 08:24:04,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:24:04,692 INFO L475 AbstractCegarLoop]: Abstraction has 5708 states and 7003 transitions. [2019-10-02 08:24:04,692 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-02 08:24:04,692 INFO L276 IsEmpty]: Start isEmpty. Operand 5708 states and 7003 transitions. [2019-10-02 08:24:04,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2019-10-02 08:24:04,697 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:24:04,698 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 08:24:04,698 INFO L418 AbstractCegarLoop]: === Iteration 36 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:24:04,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:24:04,699 INFO L82 PathProgramCache]: Analyzing trace with hash 620536345, now seen corresponding path program 1 times [2019-10-02 08:24:04,699 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:24:04,699 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:24:04,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:24:04,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:24:04,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:24:04,775 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 08:24:04,775 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 08:24:04,775 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 08:24:05,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:24:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:24:10,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 3798 conjuncts, 34 conjunts are in the unsatisfiable core [2019-10-02 08:24:10,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 08:24:11,106 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 219 proven. 3 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2019-10-02 08:24:11,131 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 08:24:11,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2019-10-02 08:24:11,132 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 08:24:11,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 08:24:11,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-02 08:24:11,133 INFO L87 Difference]: Start difference. First operand 5708 states and 7003 transitions. Second operand 10 states. [2019-10-02 08:24:12,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:24:12,038 INFO L93 Difference]: Finished difference Result 11335 states and 13916 transitions. [2019-10-02 08:24:12,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 08:24:12,038 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 375 [2019-10-02 08:24:12,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:24:12,059 INFO L225 Difference]: With dead ends: 11335 [2019-10-02 08:24:12,059 INFO L226 Difference]: Without dead ends: 5708 [2019-10-02 08:24:12,076 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2019-10-02 08:24:12,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5708 states. [2019-10-02 08:24:12,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5708 to 5708. [2019-10-02 08:24:12,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5708 states. [2019-10-02 08:24:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5708 states to 5708 states and 7002 transitions. [2019-10-02 08:24:12,662 INFO L78 Accepts]: Start accepts. Automaton has 5708 states and 7002 transitions. Word has length 375 [2019-10-02 08:24:12,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:24:12,663 INFO L475 AbstractCegarLoop]: Abstraction has 5708 states and 7002 transitions. [2019-10-02 08:24:12,663 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 08:24:12,663 INFO L276 IsEmpty]: Start isEmpty. Operand 5708 states and 7002 transitions. [2019-10-02 08:24:12,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-10-02 08:24:12,671 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:24:12,671 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-02 08:24:12,672 INFO L418 AbstractCegarLoop]: === Iteration 37 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:24:12,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:24:12,673 INFO L82 PathProgramCache]: Analyzing trace with hash -96274571, now seen corresponding path program 1 times [2019-10-02 08:24:12,673 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:24:12,673 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:24:12,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:24:12,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:24:12,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:24:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:24:13,765 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 9 proven. 28 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2019-10-02 08:24:13,766 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 08:24:13,766 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 08:24:14,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:24:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 08:24:14,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 3575 conjuncts, 36 conjunts are in the unsatisfiable core [2019-10-02 08:24:14,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 08:24:15,261 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2019-10-02 08:24:15,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 08:24:15,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [25] imperfect sequences [25] total 38 [2019-10-02 08:24:15,271 INFO L454 AbstractCegarLoop]: Interpolant automaton has 38 states [2019-10-02 08:24:15,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2019-10-02 08:24:15,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=1320, Unknown=0, NotChecked=0, Total=1406 [2019-10-02 08:24:15,273 INFO L87 Difference]: Start difference. First operand 5708 states and 7002 transitions. Second operand 38 states. [2019-10-02 08:24:16,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 08:24:16,868 INFO L93 Difference]: Finished difference Result 9770 states and 11763 transitions. [2019-10-02 08:24:16,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2019-10-02 08:24:16,869 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 371 [2019-10-02 08:24:16,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 08:24:16,889 INFO L225 Difference]: With dead ends: 9770 [2019-10-02 08:24:16,889 INFO L226 Difference]: Without dead ends: 5675 [2019-10-02 08:24:16,899 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=130, Invalid=1940, Unknown=0, NotChecked=0, Total=2070 [2019-10-02 08:24:16,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5675 states. [2019-10-02 08:24:17,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5675 to 5675. [2019-10-02 08:24:17,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5675 states. [2019-10-02 08:24:17,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5675 states to 5675 states and 6967 transitions. [2019-10-02 08:24:17,400 INFO L78 Accepts]: Start accepts. Automaton has 5675 states and 6967 transitions. Word has length 371 [2019-10-02 08:24:17,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 08:24:17,400 INFO L475 AbstractCegarLoop]: Abstraction has 5675 states and 6967 transitions. [2019-10-02 08:24:17,400 INFO L476 AbstractCegarLoop]: Interpolant automaton has 38 states. [2019-10-02 08:24:17,401 INFO L276 IsEmpty]: Start isEmpty. Operand 5675 states and 6967 transitions. [2019-10-02 08:24:17,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-10-02 08:24:17,404 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 08:24:17,405 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 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] [2019-10-02 08:24:17,405 INFO L418 AbstractCegarLoop]: === Iteration 38 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 08:24:17,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 08:24:17,406 INFO L82 PathProgramCache]: Analyzing trace with hash -2094080196, now seen corresponding path program 1 times [2019-10-02 08:24:17,406 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 08:24:17,406 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 08:24:17,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:24:17,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 08:24:17,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 08:24:17,481 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 08:24:17,481 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 08:24:17,482 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 08:24:17,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY