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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 07:10:20,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 07:10:20,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 07:10:20,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 07:10:20,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 07:10:20,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 07:10:20,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 07:10:20,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 07:10:20,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 07:10:20,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 07:10:20,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 07:10:20,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 07:10:20,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 07:10:20,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 07:10:20,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 07:10:20,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 07:10:20,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 07:10:20,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 07:10:20,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 07:10:20,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 07:10:20,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 07:10:20,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 07:10:20,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 07:10:20,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 07:10:20,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 07:10:20,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 07:10:20,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 07:10:20,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 07:10:20,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 07:10:20,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 07:10:20,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 07:10:20,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 07:10:20,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 07:10:20,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 07:10:20,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 07:10:20,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 07:10:20,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 07:10:20,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 07:10:20,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 07:10:20,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 07:10:20,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 07:10:20,799 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 [2019-10-07 07:10:20,818 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 07:10:20,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 07:10:20,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 07:10:20,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 07:10:20,820 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 07:10:20,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 07:10:20,821 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 07:10:20,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 07:10:20,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 07:10:20,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 07:10:20,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 07:10:20,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 07:10:20,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 07:10:20,823 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 07:10:20,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 07:10:20,824 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 07:10:20,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 07:10:20,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 07:10:20,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 07:10:20,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 07:10:20,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 07:10:20,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 07:10:20,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 07:10:20,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 07:10:20,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 07:10:20,826 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 07:10:20,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 07:10:20,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 07:10:20,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 07:10:21,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 07:10:21,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 07:10:21,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 07:10:21,126 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 07:10:21,126 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 07:10:21,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i [2019-10-07 07:10:21,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7866a15c3/319039fddc544e2ba9b91a6330142a26/FLAGd47b5ad03 [2019-10-07 07:10:22,042 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 07:10:22,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i [2019-10-07 07:10:22,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7866a15c3/319039fddc544e2ba9b91a6330142a26/FLAGd47b5ad03 [2019-10-07 07:10:22,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7866a15c3/319039fddc544e2ba9b91a6330142a26 [2019-10-07 07:10:22,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 07:10:22,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 07:10:22,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 07:10:22,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 07:10:22,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 07:10:22,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:10:22" (1/1) ... [2019-10-07 07:10:22,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63604d45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:22, skipping insertion in model container [2019-10-07 07:10:22,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:10:22" (1/1) ... [2019-10-07 07:10:22,484 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 07:10:22,657 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 07:10:25,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:10:25,101 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 07:10:25,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:10:26,333 INFO L192 MainTranslator]: Completed translation [2019-10-07 07:10:26,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26 WrapperNode [2019-10-07 07:10:26,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 07:10:26,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 07:10:26,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 07:10:26,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 07:10:26,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26" (1/1) ... [2019-10-07 07:10:26,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26" (1/1) ... [2019-10-07 07:10:26,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26" (1/1) ... [2019-10-07 07:10:26,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26" (1/1) ... [2019-10-07 07:10:26,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26" (1/1) ... [2019-10-07 07:10:26,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26" (1/1) ... [2019-10-07 07:10:26,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26" (1/1) ... [2019-10-07 07:10:26,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 07:10:26,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 07:10:26,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 07:10:26,835 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 07:10:26,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26" (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 [2019-10-07 07:10:26,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 07:10:26,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 07:10:26,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-07 07:10:26,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:10:26,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:10:26,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-10-07 07:10:26,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-07 07:10:26,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2019-10-07 07:10:26,921 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-07 07:10:26,922 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 07:10:26,922 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 07:10:26,923 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-07 07:10:26,923 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-07 07:10:26,923 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-10-07 07:10:26,923 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-07 07:10:26,924 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-07 07:10:26,926 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-07 07:10:26,926 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-07 07:10:26,927 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2019-10-07 07:10:26,927 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-10-07 07:10:26,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-07 07:10:26,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 07:10:26,927 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 07:10:26,927 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-10-07 07:10:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-10-07 07:10:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-10-07 07:10:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_rel [2019-10-07 07:10:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-10-07 07:10:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-10-07 07:10:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-10-07 07:10:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure free_imon_context [2019-10-07 07:10:26,929 INFO L138 BoogieDeclarations]: Found implementation of procedure display_open [2019-10-07 07:10:26,929 INFO L138 BoogieDeclarations]: Found implementation of procedure display_close [2019-10-07 07:10:26,929 INFO L138 BoogieDeclarations]: Found implementation of procedure send_packet [2019-10-07 07:10:26,929 INFO L138 BoogieDeclarations]: Found implementation of procedure send_associate_24g [2019-10-07 07:10:26,930 INFO L138 BoogieDeclarations]: Found implementation of procedure send_set_imon_clock [2019-10-07 07:10:26,930 INFO L138 BoogieDeclarations]: Found implementation of procedure show_associate_remote [2019-10-07 07:10:26,930 INFO L138 BoogieDeclarations]: Found implementation of procedure store_associate_remote [2019-10-07 07:10:26,930 INFO L138 BoogieDeclarations]: Found implementation of procedure show_imon_clock [2019-10-07 07:10:26,930 INFO L138 BoogieDeclarations]: Found implementation of procedure store_imon_clock [2019-10-07 07:10:26,931 INFO L138 BoogieDeclarations]: Found implementation of procedure vfd_write [2019-10-07 07:10:26,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lcd_write [2019-10-07 07:10:26,931 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_callback [2019-10-07 07:10:26,931 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_touch_display_timeout [2019-10-07 07:10:26,931 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_ir_change_protocol [2019-10-07 07:10:26,932 INFO L138 BoogieDeclarations]: Found implementation of procedure tv2int [2019-10-07 07:10:26,932 INFO L138 BoogieDeclarations]: Found implementation of procedure stabilize [2019-10-07 07:10:26,932 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_remote_key_lookup [2019-10-07 07:10:26,932 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_mce_key_lookup [2019-10-07 07:10:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_panel_key_lookup [2019-10-07 07:10:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_mouse_event [2019-10-07 07:10:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_touch_event [2019-10-07 07:10:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_pad_to_keys [2019-10-07 07:10:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_parse_press_type [2019-10-07 07:10:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_incoming_packet [2019-10-07 07:10:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rx_callback_intf0 [2019-10-07 07:10:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rx_callback_intf1 [2019-10-07 07:10:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_get_ffdc_type [2019-10-07 07:10:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_set_display_type [2019-10-07 07:10:26,935 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_rdev [2019-10-07 07:10:26,935 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_idev [2019-10-07 07:10:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_touch [2019-10-07 07:10:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_find_endpoints [2019-10-07 07:10:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_intf0 [2019-10-07 07:10:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_intf1 [2019-10-07 07:10:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init_display [2019-10-07 07:10:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_probe [2019-10-07 07:10:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_disconnect [2019-10-07 07:10:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_suspend [2019-10-07 07:10:26,938 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_resume [2019-10-07 07:10:26,938 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_driver_init [2019-10-07 07:10:26,938 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_driver_exit [2019-10-07 07:10:26,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_imon_driver_exit_11_2 [2019-10-07 07:10:26,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_imon_driver_init_11_11 [2019-10-07 07:10:26,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-07 07:10:26,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-10-07 07:10:26,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_9_1 [2019-10-07 07:10:26,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_6_11_4 [2019-10-07 07:10:26,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_5_11_5 [2019-10-07 07:10:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_6_2 [2019-10-07 07:10:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_7_1 [2019-10-07 07:10:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_6_3 [2019-10-07 07:10:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2019-10-07 07:10:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_10_2 [2019-10-07 07:10:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_6_11_6 [2019-10-07 07:10:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_5_11_7 [2019-10-07 07:10:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-07 07:10:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-10-07 07:10:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-07 07:10:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_9 [2019-10-07 07:10:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_11 [2019-10-07 07:10:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 07:10:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-10-07 07:10:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_1 [2019-10-07 07:10:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_5 [2019-10-07 07:10:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_1_5 [2019-10-07 07:10:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-10-07 07:10:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_1_12 [2019-10-07 07:10:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_release_0_2 [2019-10-07 07:10:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_release_1_2 [2019-10-07 07:10:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-10-07 07:10:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_1_4 [2019-10-07 07:10:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-07 07:10:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-10-07 07:10:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_device_attribute_dummy_resourceless_instance_2 [2019-10-07 07:10:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_device_attribute_dummy_resourceless_instance_3 [2019-10-07 07:10:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-07 07:10:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-07 07:10:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_15 [2019-10-07 07:10:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-07 07:10:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_15 [2019-10-07 07:10:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2019-10-07 07:10:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-10-07 07:10:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2019-10-07 07:10:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-07 07:10:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_5 [2019-10-07 07:10:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-10-07 07:10:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_3 [2019-10-07 07:10:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_1 [2019-10-07 07:10:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_15 [2019-10-07 07:10:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_1 [2019-10-07 07:10:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_4 [2019-10-07 07:10:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_4_2 [2019-10-07 07:10:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_4 [2019-10-07 07:10:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2019-10-07 07:10:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_dummy_factory_6 [2019-10-07 07:10:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_post_5_9 [2019-10-07 07:10:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_pre_5_10 [2019-10-07 07:10:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_probe_5_13 [2019-10-07 07:10:26,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_5_4 [2019-10-07 07:10:26,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_resume_5_7 [2019-10-07 07:10:26,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_suspend_5_8 [2019-10-07 07:10:26,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver [2019-10-07 07:10:26,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_usb_instance_5 [2019-10-07 07:10:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_12 [2019-10-07 07:10:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_13 [2019-10-07 07:10:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 07:10:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_16 [2019-10-07 07:10:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-10-07 07:10:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-10-07 07:10:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-07 07:10:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-10-07 07:10:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2019-10-07 07:10:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2019-10-07 07:10:26,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-07 07:10:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-10-07 07:10:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_25 [2019-10-07 07:10:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2019-10-07 07:10:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-07 07:10:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_28 [2019-10-07 07:10:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_29 [2019-10-07 07:10:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_30 [2019-10-07 07:10:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_31 [2019-10-07 07:10:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_32 [2019-10-07 07:10:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2019-10-07 07:10:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_34 [2019-10-07 07:10:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_35 [2019-10-07 07:10:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_36 [2019-10-07 07:10:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_37 [2019-10-07 07:10:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_38 [2019-10-07 07:10:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_39 [2019-10-07 07:10:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_40 [2019-10-07 07:10:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_41 [2019-10-07 07:10:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_42 [2019-10-07 07:10:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_43 [2019-10-07 07:10:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_44 [2019-10-07 07:10:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_45 [2019-10-07 07:10:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_46 [2019-10-07 07:10:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_47 [2019-10-07 07:10:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_48 [2019-10-07 07:10:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_49 [2019-10-07 07:10:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_50 [2019-10-07 07:10:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_51 [2019-10-07 07:10:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_52 [2019-10-07 07:10:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_53 [2019-10-07 07:10:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_54 [2019-10-07 07:10:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_55 [2019-10-07 07:10:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_56 [2019-10-07 07:10:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_57 [2019-10-07 07:10:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_58 [2019-10-07 07:10:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_59 [2019-10-07 07:10:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_60 [2019-10-07 07:10:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 07:10:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 07:10:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 07:10:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 07:10:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 07:10:26,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 07:10:26,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 07:10:26,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 07:10:26,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 07:10:26,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 07:10:26,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 07:10:26,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 07:10:26,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 07:10:26,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 07:10:26,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 07:10:26,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 07:10:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 07:10:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 07:10:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 07:10:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 07:10:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 07:10:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 07:10:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 07:10:26,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 07:10:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 07:10:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 07:10:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 07:10:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 07:10:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 07:10:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 07:10:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 07:10:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 07:10:26,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 07:10:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 07:10:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 07:10:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_driver_lock [2019-10-07 07:10:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_driver_lock [2019-10-07 07:10:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_driver_lock [2019-10-07 07:10:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_driver_lock [2019-10-07 07:10:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_driver_lock [2019-10-07 07:10:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_driver_lock [2019-10-07 07:10:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 07:10:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 07:10:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 07:10:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 07:10:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 07:10:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 07:10:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-07 07:10:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-07 07:10:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-07 07:10:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-07 07:10:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 07:10:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-07 07:10:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_imon_context [2019-10-07 07:10:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_imon_context [2019-10-07 07:10:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_imon_context [2019-10-07 07:10:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_imon_context [2019-10-07 07:10:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_imon_context [2019-10-07 07:10:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_imon_context [2019-10-07 07:10:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 07:10:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 07:10:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 07:10:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 07:10:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 07:10:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 07:10:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 07:10:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 07:10:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 07:10:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 07:10:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 07:10:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 07:10:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2019-10-07 07:10:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-07 07:10:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-07 07:10:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-07 07:10:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 07:10:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 07:10:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-07 07:10:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 07:10:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 07:10:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 07:10:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-07 07:10:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2019-10-07 07:10:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-07 07:10:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 07:10:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-07 07:10:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2019-10-07 07:10:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 07:10:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-07 07:10:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-10-07 07:10:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-10-07 07:10:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-10-07 07:10:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-10-07 07:10:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-10-07 07:10:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 07:10:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 07:10:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 07:10:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-07 07:10:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2019-10-07 07:10:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 07:10:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 07:10:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-07 07:10:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-07 07:10:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-07 07:10:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-07 07:10:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 07:10:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_allocate_device [2019-10-07 07:10:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_free_device [2019-10-07 07:10:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_g_keycode_from_table [2019-10-07 07:10:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keydown [2019-10-07 07:10:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keyup [2019-10-07 07:10:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_register_device [2019-10-07 07:10:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_unregister_device [2019-10-07 07:10:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-07 07:10:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-10-07 07:10:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-10-07 07:10:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-10-07 07:10:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-07 07:10:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-07 07:10:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister_dev [2019-10-07 07:10:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_interface [2019-10-07 07:10:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-07 07:10:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-10-07 07:10:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2019-10-07 07:10:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-07 07:10:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_dev [2019-10-07 07:10:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-07 07:10:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-07 07:10:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_interruptible [2019-10-07 07:10:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 07:10:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 07:10:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 07:10:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 07:10:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 07:10:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-07 07:10:26,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 07:10:26,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 07:10:26,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 07:10:26,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 07:10:26,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-10-07 07:10:26,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-10-07 07:10:26,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2019-10-07 07:10:26,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-10-07 07:10:26,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2019-10-07 07:10:26,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_29 [2019-10-07 07:10:26,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_32 [2019-10-07 07:10:26,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_35 [2019-10-07 07:10:26,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_37 [2019-10-07 07:10:26,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_39 [2019-10-07 07:10:26,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_42 [2019-10-07 07:10:26,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_45 [2019-10-07 07:10:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_48 [2019-10-07 07:10:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_51 [2019-10-07 07:10:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_52 [2019-10-07 07:10:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_56 [2019-10-07 07:10:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_driver_lock [2019-10-07 07:10:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_driver_lock [2019-10-07 07:10:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_imon_context [2019-10-07 07:10:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_imon_context [2019-10-07 07:10:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_imon_context [2019-10-07 07:10:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 07:10:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 07:10:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-07 07:10:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 07:10:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 07:10:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2019-10-07 07:10:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 07:10:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 07:10:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 07:10:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 07:10:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 07:10:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 07:10:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 07:10:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 07:10:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 07:10:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-10-07 07:10:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-07 07:10:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2019-10-07 07:10:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 07:10:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-07 07:10:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-07 07:10:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 07:10:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-07 07:10:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-07 07:10:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-07 07:10:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 07:10:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-07 07:10:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-07 07:10:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-10-07 07:10:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-10-07 07:10:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 07:10:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_41 [2019-10-07 07:10:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-07 07:10:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-10-07 07:10:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2019-10-07 07:10:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-07 07:10:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-07 07:10:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_30 [2019-10-07 07:10:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2019-10-07 07:10:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_36 [2019-10-07 07:10:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_38 [2019-10-07 07:10:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_40 [2019-10-07 07:10:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_43 [2019-10-07 07:10:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_46 [2019-10-07 07:10:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_47 [2019-10-07 07:10:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_49 [2019-10-07 07:10:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_50 [2019-10-07 07:10:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_53 [2019-10-07 07:10:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_54 [2019-10-07 07:10:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_55 [2019-10-07 07:10:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_58 [2019-10-07 07:10:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 07:10:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 07:10:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 07:10:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 07:10:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 07:10:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-07 07:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-07 07:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 07:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 07:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 07:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_interruptible [2019-10-07 07:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-07 07:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2019-10-07 07:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2019-10-07 07:10:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-10-07 07:10:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-10-07 07:10:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-07 07:10:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-07 07:10:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-07 07:10:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_44 [2019-10-07 07:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-07 07:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_57 [2019-10-07 07:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-07 07:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-07 07:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-07 07:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2019-10-07 07:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_12 [2019-10-07 07:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_25 [2019-10-07 07:10:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_28 [2019-10-07 07:10:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_31 [2019-10-07 07:10:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_34 [2019-10-07 07:10:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_13 [2019-10-07 07:10:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_16 [2019-10-07 07:10:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 07:10:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-07 07:10:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 07:10:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-10-07 07:10:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 07:10:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-07 07:10:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-07 07:10:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-07 07:10:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-07 07:10:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-07 07:10:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 07:10:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-10-07 07:10:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_interface [2019-10-07 07:10:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2019-10-07 07:10:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-07 07:10:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-07 07:10:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_59 [2019-10-07 07:10:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-07 07:10:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_60 [2019-10-07 07:10:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2019-10-07 07:10:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2019-10-07 07:10:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2019-10-07 07:10:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 07:10:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-10-07 07:10:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-07 07:10:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-07 07:10:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-07 07:10:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-07 07:10:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-07 07:10:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 07:10:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 07:10:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 07:10:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 07:10:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 07:10:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-10-07 07:10:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-10-07 07:10:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-10-07 07:10:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-10-07 07:10:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-10-07 07:10:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-10-07 07:10:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-10-07 07:10:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_rel [2019-10-07 07:10:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-10-07 07:10:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-10-07 07:10:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-10-07 07:10:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-10-07 07:10:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure rc_allocate_device [2019-10-07 07:10:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure rc_free_device [2019-10-07 07:10:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure rc_register_device [2019-10-07 07:10:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure rc_unregister_device [2019-10-07 07:10:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keydown [2019-10-07 07:10:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keyup [2019-10-07 07:10:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure rc_g_keycode_from_table [2019-10-07 07:10:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure imon_probe [2019-10-07 07:10:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure imon_disconnect [2019-10-07 07:10:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rx_callback_intf0 [2019-10-07 07:10:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rx_callback_intf1 [2019-10-07 07:10:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_callback [2019-10-07 07:10:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure imon_resume [2019-10-07 07:10:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure imon_suspend [2019-10-07 07:10:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure display_open [2019-10-07 07:10:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure display_close [2019-10-07 07:10:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure vfd_write [2019-10-07 07:10:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure lcd_write [2019-10-07 07:10:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure free_imon_context [2019-10-07 07:10:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure send_packet [2019-10-07 07:10:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure send_associate_24g [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure send_set_imon_clock [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure show_associate_remote [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure store_associate_remote [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure show_imon_clock [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure store_imon_clock [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure imon_touch_display_timeout [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure imon_ir_change_protocol [2019-10-07 07:10:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure tv2int [2019-10-07 07:10:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure stabilize [2019-10-07 07:10:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure imon_remote_key_lookup [2019-10-07 07:10:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure imon_mce_key_lookup [2019-10-07 07:10:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure imon_panel_key_lookup [2019-10-07 07:10:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure imon_mouse_event [2019-10-07 07:10:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure imon_touch_event [2019-10-07 07:10:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure imon_pad_to_keys [2019-10-07 07:10:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure imon_parse_press_type [2019-10-07 07:10:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure imon_incoming_packet [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_get_ffdc_type [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_set_display_type [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_rdev [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_idev [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_touch [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_find_endpoints [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_intf0 [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_intf1 [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init_display [2019-10-07 07:10:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure imon_driver_init [2019-10-07 07:10:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure imon_driver_exit [2019-10-07 07:10:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_imon_driver_exit_11_2 [2019-10-07 07:10:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_imon_driver_init_11_11 [2019-10-07 07:10:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-07 07:10:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-10-07 07:10:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_9_1 [2019-10-07 07:10:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_6_11_4 [2019-10-07 07:10:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_5_11_5 [2019-10-07 07:10:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_6_2 [2019-10-07 07:10:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_7_1 [2019-10-07 07:10:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_6_3 [2019-10-07 07:10:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2019-10-07 07:10:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_10_2 [2019-10-07 07:10:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_6_11_6 [2019-10-07 07:10:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_5_11_7 [2019-10-07 07:10:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-07 07:10:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_9 [2019-10-07 07:10:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-07 07:10:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_9 [2019-10-07 07:10:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_11 [2019-10-07 07:10:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 07:10:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-10-07 07:10:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_1 [2019-10-07 07:10:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_5 [2019-10-07 07:10:27,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_1_5 [2019-10-07 07:10:27,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-10-07 07:10:27,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_1_12 [2019-10-07 07:10:27,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_release_0_2 [2019-10-07 07:10:27,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_release_1_2 [2019-10-07 07:10:27,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-10-07 07:10:27,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_1_4 [2019-10-07 07:10:27,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-07 07:10:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-10-07 07:10:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_device_attribute_dummy_resourceless_instance_2 [2019-10-07 07:10:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_device_attribute_dummy_resourceless_instance_3 [2019-10-07 07:10:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-07 07:10:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-07 07:10:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_15 [2019-10-07 07:10:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-07 07:10:27,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_15 [2019-10-07 07:10:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2019-10-07 07:10:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-10-07 07:10:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2019-10-07 07:10:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-07 07:10:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_5 [2019-10-07 07:10:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-10-07 07:10:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_3 [2019-10-07 07:10:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_1 [2019-10-07 07:10:27,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_15 [2019-10-07 07:10:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_1 [2019-10-07 07:10:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_4 [2019-10-07 07:10:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_4_2 [2019-10-07 07:10:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_4 [2019-10-07 07:10:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2019-10-07 07:10:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_dummy_factory_6 [2019-10-07 07:10:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_post_5_9 [2019-10-07 07:10:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_pre_5_10 [2019-10-07 07:10:27,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_probe_5_13 [2019-10-07 07:10:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_5_4 [2019-10-07 07:10:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_resume_5_7 [2019-10-07 07:10:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_suspend_5_8 [2019-10-07 07:10:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver [2019-10-07 07:10:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_usb_instance_5 [2019-10-07 07:10:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-07 07:10:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:10:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 07:10:27,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 07:10:27,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 07:10:27,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 07:10:27,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 07:10:27,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 07:10:27,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 07:10:27,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 07:10:27,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 07:10:27,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 07:10:27,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 07:10:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 07:10:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 07:10:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 07:10:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 07:10:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 07:10:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 07:10:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 07:10:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 07:10:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 07:10:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 07:10:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 07:10:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 07:10:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 07:10:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 07:10:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 07:10:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 07:10:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 07:10:27,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 07:10:27,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 07:10:27,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 07:10:27,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 07:10:27,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 07:10:27,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 07:10:27,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 07:10:27,121 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:10:27,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 07:10:27,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 07:10:27,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 07:10:27,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 07:10:27,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_driver_lock [2019-10-07 07:10:27,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_driver_lock [2019-10-07 07:10:27,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_driver_lock [2019-10-07 07:10:27,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_driver_lock [2019-10-07 07:10:27,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 07:10:27,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 07:10:27,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 07:10:27,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 07:10:27,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 07:10:27,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 07:10:27,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-07 07:10:27,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-07 07:10:27,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-07 07:10:27,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-07 07:10:27,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 07:10:27,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-07 07:10:27,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_imon_context [2019-10-07 07:10:27,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_imon_context [2019-10-07 07:10:27,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_imon_context [2019-10-07 07:10:27,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 07:10:27,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 07:10:27,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 07:10:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 07:10:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 07:10:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 07:10:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 07:10:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 07:10:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 07:10:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 07:10:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 07:10:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 07:10:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 07:10:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 07:10:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 07:10:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 07:10:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 07:10:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 07:10:28,806 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 07:10:57,781 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-07 07:11:10,709 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 07:11:10,710 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-07 07:11:10,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:11:10 BoogieIcfgContainer [2019-10-07 07:11:10,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 07:11:10,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 07:11:10,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 07:11:10,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 07:11:10,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 07:10:22" (1/3) ... [2019-10-07 07:11:10,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e09fb8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:11:10, skipping insertion in model container [2019-10-07 07:11:10,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:10:26" (2/3) ... [2019-10-07 07:11:10,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e09fb8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:11:10, skipping insertion in model container [2019-10-07 07:11:10,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:11:10" (3/3) ... [2019-10-07 07:11:10,730 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i [2019-10-07 07:11:10,740 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 07:11:10,751 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-07 07:11:10,761 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-07 07:11:10,794 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 07:11:10,794 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 07:11:10,794 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 07:11:10,794 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 07:11:10,794 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 07:11:10,794 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 07:11:10,795 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 07:11:10,795 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 07:11:10,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states. [2019-10-07 07:11:10,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-10-07 07:11:10,870 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:11:10,871 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:11:10,873 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:11:10,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:11:10,879 INFO L82 PathProgramCache]: Analyzing trace with hash -300102831, now seen corresponding path program 1 times [2019-10-07 07:11:10,887 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:11:10,888 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:10,888 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:10,888 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:10,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:11:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:11:13,194 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2019-10-07 07:11:13,195 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:13,195 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:11:13,195 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:11:13,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:11:13,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:11:13,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:13,219 INFO L87 Difference]: Start difference. First operand 2112 states. Second operand 3 states. [2019-10-07 07:11:17,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:11:17,529 INFO L93 Difference]: Finished difference Result 4700 states and 6287 transitions. [2019-10-07 07:11:17,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:11:17,531 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2019-10-07 07:11:17,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:11:17,574 INFO L225 Difference]: With dead ends: 4700 [2019-10-07 07:11:17,574 INFO L226 Difference]: Without dead ends: 3092 [2019-10-07 07:11:17,594 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:17,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3092 states. [2019-10-07 07:11:17,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3092 to 3068. [2019-10-07 07:11:17,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3068 states. [2019-10-07 07:11:17,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 3068 states and 3922 transitions. [2019-10-07 07:11:17,887 INFO L78 Accepts]: Start accepts. Automaton has 3068 states and 3922 transitions. Word has length 171 [2019-10-07 07:11:17,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:11:17,889 INFO L462 AbstractCegarLoop]: Abstraction has 3068 states and 3922 transitions. [2019-10-07 07:11:17,889 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:11:17,889 INFO L276 IsEmpty]: Start isEmpty. Operand 3068 states and 3922 transitions. [2019-10-07 07:11:17,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-10-07 07:11:17,901 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:11:17,901 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:11:17,902 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:11:17,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:11:17,902 INFO L82 PathProgramCache]: Analyzing trace with hash 996016512, now seen corresponding path program 1 times [2019-10-07 07:11:17,902 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:11:17,903 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:17,903 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:17,903 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:17,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:11:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:11:18,414 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2019-10-07 07:11:18,414 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:18,414 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:11:18,414 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 07:11:18,417 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 07:11:18,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 07:11:18,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-07 07:11:18,417 INFO L87 Difference]: Start difference. First operand 3068 states and 3922 transitions. Second operand 6 states. [2019-10-07 07:11:26,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:11:26,048 INFO L93 Difference]: Finished difference Result 11468 states and 14619 transitions. [2019-10-07 07:11:26,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 07:11:26,049 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 172 [2019-10-07 07:11:26,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:11:26,117 INFO L225 Difference]: With dead ends: 11468 [2019-10-07 07:11:26,117 INFO L226 Difference]: Without dead ends: 8456 [2019-10-07 07:11:26,137 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-07 07:11:26,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8456 states. [2019-10-07 07:11:26,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8456 to 8392. [2019-10-07 07:11:26,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8392 states. [2019-10-07 07:11:26,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8392 states to 8392 states and 10672 transitions. [2019-10-07 07:11:26,597 INFO L78 Accepts]: Start accepts. Automaton has 8392 states and 10672 transitions. Word has length 172 [2019-10-07 07:11:26,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:11:26,601 INFO L462 AbstractCegarLoop]: Abstraction has 8392 states and 10672 transitions. [2019-10-07 07:11:26,601 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 07:11:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 8392 states and 10672 transitions. [2019-10-07 07:11:26,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-10-07 07:11:26,610 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:11:26,610 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:11:26,610 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:11:26,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:11:26,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1790308472, now seen corresponding path program 1 times [2019-10-07 07:11:26,611 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:11:26,612 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:26,612 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:26,612 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:26,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:11:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:11:27,176 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2019-10-07 07:11:27,177 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:27,177 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:11:27,177 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:11:27,178 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:11:27,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:11:27,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:27,178 INFO L87 Difference]: Start difference. First operand 8392 states and 10672 transitions. Second operand 3 states. [2019-10-07 07:11:31,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:11:31,653 INFO L93 Difference]: Finished difference Result 17907 states and 22738 transitions. [2019-10-07 07:11:31,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:11:31,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2019-10-07 07:11:31,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:11:31,737 INFO L225 Difference]: With dead ends: 17907 [2019-10-07 07:11:31,737 INFO L226 Difference]: Without dead ends: 9571 [2019-10-07 07:11:31,780 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:31,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9571 states. [2019-10-07 07:11:32,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9571 to 9567. [2019-10-07 07:11:32,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9567 states. [2019-10-07 07:11:32,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9567 states to 9567 states and 12128 transitions. [2019-10-07 07:11:32,267 INFO L78 Accepts]: Start accepts. Automaton has 9567 states and 12128 transitions. Word has length 172 [2019-10-07 07:11:32,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:11:32,269 INFO L462 AbstractCegarLoop]: Abstraction has 9567 states and 12128 transitions. [2019-10-07 07:11:32,269 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:11:32,270 INFO L276 IsEmpty]: Start isEmpty. Operand 9567 states and 12128 transitions. [2019-10-07 07:11:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-10-07 07:11:32,273 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:11:32,274 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:11:32,274 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:11:32,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:11:32,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1961333966, now seen corresponding path program 1 times [2019-10-07 07:11:32,275 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:11:32,275 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:32,275 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:32,275 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:32,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:11:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:11:32,748 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2019-10-07 07:11:32,748 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:32,748 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:11:32,749 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:11:32,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:11:32,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:11:32,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:32,750 INFO L87 Difference]: Start difference. First operand 9567 states and 12128 transitions. Second operand 3 states. [2019-10-07 07:11:37,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:11:37,343 INFO L93 Difference]: Finished difference Result 24064 states and 30461 transitions. [2019-10-07 07:11:37,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:11:37,344 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2019-10-07 07:11:37,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:11:37,448 INFO L225 Difference]: With dead ends: 24064 [2019-10-07 07:11:37,449 INFO L226 Difference]: Without dead ends: 14553 [2019-10-07 07:11:37,492 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:37,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14553 states. [2019-10-07 07:11:38,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14553 to 14479. [2019-10-07 07:11:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14479 states. [2019-10-07 07:11:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14479 states to 14479 states and 18221 transitions. [2019-10-07 07:11:38,251 INFO L78 Accepts]: Start accepts. Automaton has 14479 states and 18221 transitions. Word has length 180 [2019-10-07 07:11:38,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:11:38,254 INFO L462 AbstractCegarLoop]: Abstraction has 14479 states and 18221 transitions. [2019-10-07 07:11:38,254 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:11:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 14479 states and 18221 transitions. [2019-10-07 07:11:38,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-10-07 07:11:38,259 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:11:38,259 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:11:38,260 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:11:38,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:11:38,260 INFO L82 PathProgramCache]: Analyzing trace with hash 594704498, now seen corresponding path program 1 times [2019-10-07 07:11:38,260 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:11:38,261 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:38,261 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:38,261 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:38,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:11:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:11:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2019-10-07 07:11:38,768 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:38,768 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:11:38,769 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:11:38,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:11:38,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:11:38,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:38,771 INFO L87 Difference]: Start difference. First operand 14479 states and 18221 transitions. Second operand 3 states. [2019-10-07 07:11:43,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:11:43,263 INFO L93 Difference]: Finished difference Result 40278 states and 50821 transitions. [2019-10-07 07:11:43,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:11:43,264 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2019-10-07 07:11:43,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:11:43,384 INFO L225 Difference]: With dead ends: 40278 [2019-10-07 07:11:43,384 INFO L226 Difference]: Without dead ends: 25855 [2019-10-07 07:11:43,446 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:43,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25855 states. [2019-10-07 07:11:45,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25855 to 25765. [2019-10-07 07:11:45,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25765 states. [2019-10-07 07:11:45,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25765 states to 25765 states and 32452 transitions. [2019-10-07 07:11:45,570 INFO L78 Accepts]: Start accepts. Automaton has 25765 states and 32452 transitions. Word has length 182 [2019-10-07 07:11:45,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:11:45,570 INFO L462 AbstractCegarLoop]: Abstraction has 25765 states and 32452 transitions. [2019-10-07 07:11:45,570 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:11:45,571 INFO L276 IsEmpty]: Start isEmpty. Operand 25765 states and 32452 transitions. [2019-10-07 07:11:45,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-10-07 07:11:45,574 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:11:45,574 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:11:45,574 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:11:45,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:11:45,575 INFO L82 PathProgramCache]: Analyzing trace with hash 711052108, now seen corresponding path program 1 times [2019-10-07 07:11:45,575 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:11:45,575 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:45,575 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:45,576 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:45,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:11:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:11:46,097 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2019-10-07 07:11:46,097 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:46,097 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:11:46,097 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:11:46,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:11:46,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:11:46,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:46,099 INFO L87 Difference]: Start difference. First operand 25765 states and 32452 transitions. Second operand 3 states. [2019-10-07 07:11:51,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:11:51,345 INFO L93 Difference]: Finished difference Result 72936 states and 91950 transitions. [2019-10-07 07:11:51,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:11:51,346 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 183 [2019-10-07 07:11:51,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:11:51,559 INFO L225 Difference]: With dead ends: 72936 [2019-10-07 07:11:51,559 INFO L226 Difference]: Without dead ends: 47227 [2019-10-07 07:11:51,623 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:11:51,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47227 states. [2019-10-07 07:11:53,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47227 to 47065. [2019-10-07 07:11:53,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47065 states. [2019-10-07 07:11:53,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47065 states to 47065 states and 59206 transitions. [2019-10-07 07:11:53,493 INFO L78 Accepts]: Start accepts. Automaton has 47065 states and 59206 transitions. Word has length 183 [2019-10-07 07:11:53,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:11:53,493 INFO L462 AbstractCegarLoop]: Abstraction has 47065 states and 59206 transitions. [2019-10-07 07:11:53,494 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:11:53,494 INFO L276 IsEmpty]: Start isEmpty. Operand 47065 states and 59206 transitions. [2019-10-07 07:11:53,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-10-07 07:11:53,497 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:11:53,497 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:11:53,498 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:11:53,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:11:53,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1921632110, now seen corresponding path program 1 times [2019-10-07 07:11:53,499 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:11:53,499 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:53,499 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:53,499 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:11:53,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:11:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:11:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 869 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2019-10-07 07:11:53,944 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:11:53,944 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:11:53,945 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:11:53,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:11:53,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:11:53,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:11:53,947 INFO L87 Difference]: Start difference. First operand 47065 states and 59206 transitions. Second operand 5 states. [2019-10-07 07:12:47,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:12:47,729 INFO L93 Difference]: Finished difference Result 138742 states and 175317 transitions. [2019-10-07 07:12:47,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:12:47,729 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 210 [2019-10-07 07:12:47,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:12:48,112 INFO L225 Difference]: With dead ends: 138742 [2019-10-07 07:12:48,113 INFO L226 Difference]: Without dead ends: 91733 [2019-10-07 07:12:48,239 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:12:48,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91733 states. [2019-10-07 07:12:51,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91733 to 91235. [2019-10-07 07:12:51,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91235 states. [2019-10-07 07:12:51,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91235 states to 91235 states and 115397 transitions. [2019-10-07 07:12:51,571 INFO L78 Accepts]: Start accepts. Automaton has 91235 states and 115397 transitions. Word has length 210 [2019-10-07 07:12:51,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:12:51,572 INFO L462 AbstractCegarLoop]: Abstraction has 91235 states and 115397 transitions. [2019-10-07 07:12:51,572 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:12:51,572 INFO L276 IsEmpty]: Start isEmpty. Operand 91235 states and 115397 transitions. [2019-10-07 07:12:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-10-07 07:12:51,576 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:12:51,576 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:12:51,576 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:12:51,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:12:51,577 INFO L82 PathProgramCache]: Analyzing trace with hash 544985744, now seen corresponding path program 1 times [2019-10-07 07:12:51,577 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:12:51,577 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:51,577 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:51,577 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:51,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:12:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:12:52,088 INFO L134 CoverageAnalysis]: Checked inductivity of 898 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2019-10-07 07:12:52,089 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:52,089 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:12:52,089 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:12:52,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:12:52,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:12:52,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:12:52,090 INFO L87 Difference]: Start difference. First operand 91235 states and 115397 transitions. Second operand 5 states. [2019-10-07 07:12:55,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:12:55,712 INFO L93 Difference]: Finished difference Result 98545 states and 122952 transitions. [2019-10-07 07:12:55,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:12:55,713 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 246 [2019-10-07 07:12:55,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:12:56,111 INFO L225 Difference]: With dead ends: 98545 [2019-10-07 07:12:56,111 INFO L226 Difference]: Without dead ends: 98543 [2019-10-07 07:12:56,165 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:12:56,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98543 states. [2019-10-07 07:13:02,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98543 to 98539. [2019-10-07 07:13:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98539 states. [2019-10-07 07:13:03,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98539 states to 98539 states and 122948 transitions. [2019-10-07 07:13:03,115 INFO L78 Accepts]: Start accepts. Automaton has 98539 states and 122948 transitions. Word has length 246 [2019-10-07 07:13:03,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:03,115 INFO L462 AbstractCegarLoop]: Abstraction has 98539 states and 122948 transitions. [2019-10-07 07:13:03,115 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:03,115 INFO L276 IsEmpty]: Start isEmpty. Operand 98539 states and 122948 transitions. [2019-10-07 07:13:03,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-10-07 07:13:03,120 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:03,120 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:03,120 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:03,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:03,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1945102458, now seen corresponding path program 1 times [2019-10-07 07:13:03,121 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:03,121 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:03,121 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:03,122 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:03,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:03,659 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2019-10-07 07:13:03,660 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:03,660 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:03,660 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:03,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:03,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:03,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:03,661 INFO L87 Difference]: Start difference. First operand 98539 states and 122948 transitions. Second operand 5 states. [2019-10-07 07:13:07,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:07,026 INFO L93 Difference]: Finished difference Result 98545 states and 122953 transitions. [2019-10-07 07:13:07,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:13:07,026 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 251 [2019-10-07 07:13:07,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:07,423 INFO L225 Difference]: With dead ends: 98545 [2019-10-07 07:13:07,423 INFO L226 Difference]: Without dead ends: 98543 [2019-10-07 07:13:07,476 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:07,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98543 states. [2019-10-07 07:13:10,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98543 to 98543. [2019-10-07 07:13:10,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98543 states. [2019-10-07 07:13:14,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98543 states to 98543 states and 122951 transitions. [2019-10-07 07:13:14,862 INFO L78 Accepts]: Start accepts. Automaton has 98543 states and 122951 transitions. Word has length 251 [2019-10-07 07:13:14,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:14,863 INFO L462 AbstractCegarLoop]: Abstraction has 98543 states and 122951 transitions. [2019-10-07 07:13:14,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 98543 states and 122951 transitions. [2019-10-07 07:13:14,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-10-07 07:13:14,867 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:14,868 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:14,868 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:14,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:14,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1909715824, now seen corresponding path program 1 times [2019-10-07 07:13:14,869 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:14,869 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:14,869 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:14,869 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:14,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:15,359 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2019-10-07 07:13:15,359 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:15,360 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:15,360 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:15,361 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:15,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:15,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:15,362 INFO L87 Difference]: Start difference. First operand 98543 states and 122951 transitions. Second operand 5 states. [2019-10-07 07:13:18,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:18,480 INFO L93 Difference]: Finished difference Result 98549 states and 122956 transitions. [2019-10-07 07:13:18,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:13:18,481 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 256 [2019-10-07 07:13:18,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:18,811 INFO L225 Difference]: With dead ends: 98549 [2019-10-07 07:13:18,811 INFO L226 Difference]: Without dead ends: 98547 [2019-10-07 07:13:18,847 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:18,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98547 states. [2019-10-07 07:13:21,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98547 to 98547. [2019-10-07 07:13:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98547 states. [2019-10-07 07:13:21,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98547 states to 98547 states and 122954 transitions. [2019-10-07 07:13:21,785 INFO L78 Accepts]: Start accepts. Automaton has 98547 states and 122954 transitions. Word has length 256 [2019-10-07 07:13:21,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:21,785 INFO L462 AbstractCegarLoop]: Abstraction has 98547 states and 122954 transitions. [2019-10-07 07:13:21,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:21,786 INFO L276 IsEmpty]: Start isEmpty. Operand 98547 states and 122954 transitions. [2019-10-07 07:13:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-10-07 07:13:21,789 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:21,789 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:21,789 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:21,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:21,790 INFO L82 PathProgramCache]: Analyzing trace with hash 227417594, now seen corresponding path program 1 times [2019-10-07 07:13:21,790 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:21,790 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:21,790 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:21,791 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:21,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:22,278 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2019-10-07 07:13:22,279 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:22,279 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:22,279 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:22,280 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:22,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:22,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:22,280 INFO L87 Difference]: Start difference. First operand 98547 states and 122954 transitions. Second operand 5 states. [2019-10-07 07:13:27,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:27,384 INFO L93 Difference]: Finished difference Result 103179 states and 126964 transitions. [2019-10-07 07:13:27,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:13:27,385 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 261 [2019-10-07 07:13:27,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:27,656 INFO L225 Difference]: With dead ends: 103179 [2019-10-07 07:13:27,657 INFO L226 Difference]: Without dead ends: 103175 [2019-10-07 07:13:27,690 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:27,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103175 states. [2019-10-07 07:13:30,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103175 to 103173. [2019-10-07 07:13:30,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103173 states. [2019-10-07 07:13:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103173 states to 103173 states and 126959 transitions. [2019-10-07 07:13:30,973 INFO L78 Accepts]: Start accepts. Automaton has 103173 states and 126959 transitions. Word has length 261 [2019-10-07 07:13:30,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:30,974 INFO L462 AbstractCegarLoop]: Abstraction has 103173 states and 126959 transitions. [2019-10-07 07:13:30,974 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 103173 states and 126959 transitions. [2019-10-07 07:13:30,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2019-10-07 07:13:30,977 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:30,978 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:30,978 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:30,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:30,978 INFO L82 PathProgramCache]: Analyzing trace with hash -1832028528, now seen corresponding path program 1 times [2019-10-07 07:13:30,979 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:30,979 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:30,979 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:30,979 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:30,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2019-10-07 07:13:31,534 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:31,534 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:31,534 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:31,535 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:31,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:31,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:31,535 INFO L87 Difference]: Start difference. First operand 103173 states and 126959 transitions. Second operand 5 states. [2019-10-07 07:13:37,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:37,383 INFO L93 Difference]: Finished difference Result 103173 states and 126959 transitions. [2019-10-07 07:13:37,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:13:37,383 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 266 [2019-10-07 07:13:37,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:37,618 INFO L225 Difference]: With dead ends: 103173 [2019-10-07 07:13:37,619 INFO L226 Difference]: Without dead ends: 100985 [2019-10-07 07:13:37,662 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:37,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100985 states. [2019-10-07 07:13:40,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100985 to 100985. [2019-10-07 07:13:40,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100985 states. [2019-10-07 07:13:40,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100985 states to 100985 states and 123812 transitions. [2019-10-07 07:13:40,450 INFO L78 Accepts]: Start accepts. Automaton has 100985 states and 123812 transitions. Word has length 266 [2019-10-07 07:13:40,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:40,451 INFO L462 AbstractCegarLoop]: Abstraction has 100985 states and 123812 transitions. [2019-10-07 07:13:40,451 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:40,451 INFO L276 IsEmpty]: Start isEmpty. Operand 100985 states and 123812 transitions. [2019-10-07 07:13:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-10-07 07:13:40,455 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:40,455 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:40,455 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:40,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:40,456 INFO L82 PathProgramCache]: Analyzing trace with hash -334480895, now seen corresponding path program 1 times [2019-10-07 07:13:40,456 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:40,456 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:40,456 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:40,456 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:40,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:40,866 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2019-10-07 07:13:40,867 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:40,867 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:40,867 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:13:40,868 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:13:40,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:13:40,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:40,869 INFO L87 Difference]: Start difference. First operand 100985 states and 123812 transitions. Second operand 3 states. [2019-10-07 07:13:51,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:51,202 INFO L93 Difference]: Finished difference Result 247313 states and 303454 transitions. [2019-10-07 07:13:51,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:13:51,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 274 [2019-10-07 07:13:51,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:51,579 INFO L225 Difference]: With dead ends: 247313 [2019-10-07 07:13:51,580 INFO L226 Difference]: Without dead ends: 146529 [2019-10-07 07:13:51,846 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:51,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146529 states. [2019-10-07 07:13:55,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146529 to 146429. [2019-10-07 07:13:55,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146429 states. [2019-10-07 07:13:56,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146429 states to 146429 states and 179238 transitions. [2019-10-07 07:13:56,317 INFO L78 Accepts]: Start accepts. Automaton has 146429 states and 179238 transitions. Word has length 274 [2019-10-07 07:13:56,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:56,317 INFO L462 AbstractCegarLoop]: Abstraction has 146429 states and 179238 transitions. [2019-10-07 07:13:56,317 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:13:56,317 INFO L276 IsEmpty]: Start isEmpty. Operand 146429 states and 179238 transitions. [2019-10-07 07:13:56,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-10-07 07:13:56,323 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:56,323 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:56,324 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:56,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:56,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1178235283, now seen corresponding path program 1 times [2019-10-07 07:13:56,324 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:56,325 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:56,325 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:56,325 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:56,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2019-10-07 07:13:56,714 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:56,714 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:56,714 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:13:56,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:13:56,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:13:56,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:56,715 INFO L87 Difference]: Start difference. First operand 146429 states and 179238 transitions. Second operand 3 states. [2019-10-07 07:14:07,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:14:07,955 INFO L93 Difference]: Finished difference Result 338097 states and 414054 transitions. [2019-10-07 07:14:07,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:14:07,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 279 [2019-10-07 07:14:07,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:14:08,484 INFO L225 Difference]: With dead ends: 338097 [2019-10-07 07:14:08,484 INFO L226 Difference]: Without dead ends: 191869 [2019-10-07 07:14:08,682 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:14:08,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191869 states. [2019-10-07 07:14:14,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191869 to 191673. [2019-10-07 07:14:14,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191673 states. [2019-10-07 07:14:20,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191673 states to 191673 states and 234316 transitions. [2019-10-07 07:14:21,008 INFO L78 Accepts]: Start accepts. Automaton has 191673 states and 234316 transitions. Word has length 279 [2019-10-07 07:14:21,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:14:21,009 INFO L462 AbstractCegarLoop]: Abstraction has 191673 states and 234316 transitions. [2019-10-07 07:14:21,009 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:14:21,009 INFO L276 IsEmpty]: Start isEmpty. Operand 191673 states and 234316 transitions. [2019-10-07 07:14:21,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-10-07 07:14:21,015 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:14:21,015 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:14:21,016 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:14:21,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:14:21,016 INFO L82 PathProgramCache]: Analyzing trace with hash -107448778, now seen corresponding path program 1 times [2019-10-07 07:14:21,016 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:14:21,016 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:14:21,017 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:14:21,017 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:14:21,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:14:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:14:21,439 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 903 trivial. 0 not checked. [2019-10-07 07:14:21,440 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:14:21,440 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:14:21,440 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:14:21,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:14:21,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:14:21,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:14:21,441 INFO L87 Difference]: Start difference. First operand 191673 states and 234316 transitions. Second operand 3 states. [2019-10-07 07:14:37,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:14:37,458 INFO L93 Difference]: Finished difference Result 472393 states and 578240 transitions. [2019-10-07 07:14:37,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:14:37,458 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 284 [2019-10-07 07:14:37,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:14:38,600 INFO L225 Difference]: With dead ends: 472393 [2019-10-07 07:14:38,600 INFO L226 Difference]: Without dead ends: 280921 [2019-10-07 07:14:38,864 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:14:39,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280921 states. [2019-10-07 07:14:53,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280921 to 280629. [2019-10-07 07:14:53,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280629 states. [2019-10-07 07:14:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280629 states to 280629 states and 343104 transitions. [2019-10-07 07:14:54,120 INFO L78 Accepts]: Start accepts. Automaton has 280629 states and 343104 transitions. Word has length 284 [2019-10-07 07:14:54,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:14:54,121 INFO L462 AbstractCegarLoop]: Abstraction has 280629 states and 343104 transitions. [2019-10-07 07:14:54,121 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:14:54,121 INFO L276 IsEmpty]: Start isEmpty. Operand 280629 states and 343104 transitions. [2019-10-07 07:14:54,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-10-07 07:14:54,125 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:14:54,125 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:14:54,125 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:14:54,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:14:54,126 INFO L82 PathProgramCache]: Analyzing trace with hash 419137032, now seen corresponding path program 1 times [2019-10-07 07:14:54,126 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:14:54,126 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:14:54,126 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:14:54,126 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:14:54,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:14:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:14:54,527 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 903 trivial. 0 not checked. [2019-10-07 07:14:54,527 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:14:54,527 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:14:54,528 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:14:54,528 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:14:54,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:14:54,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:14:54,529 INFO L87 Difference]: Start difference. First operand 280629 states and 343104 transitions. Second operand 5 states. [2019-10-07 07:15:25,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:15:25,434 INFO L93 Difference]: Finished difference Result 822553 states and 1006918 transitions. [2019-10-07 07:15:25,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 07:15:25,435 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 285 [2019-10-07 07:15:25,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:15:27,020 INFO L225 Difference]: With dead ends: 822553 [2019-10-07 07:15:27,021 INFO L226 Difference]: Without dead ends: 542125 [2019-10-07 07:15:27,433 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:15:28,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542125 states. [2019-10-07 07:16:01,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542125 to 540677. [2019-10-07 07:16:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540677 states. [2019-10-07 07:16:03,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540677 states to 540677 states and 660928 transitions. [2019-10-07 07:16:03,217 INFO L78 Accepts]: Start accepts. Automaton has 540677 states and 660928 transitions. Word has length 285 [2019-10-07 07:16:03,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:16:03,217 INFO L462 AbstractCegarLoop]: Abstraction has 540677 states and 660928 transitions. [2019-10-07 07:16:03,217 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:16:03,217 INFO L276 IsEmpty]: Start isEmpty. Operand 540677 states and 660928 transitions. [2019-10-07 07:16:03,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-10-07 07:16:03,222 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:16:03,223 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 6, 6, 5, 3, 3, 3, 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] [2019-10-07 07:16:03,223 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:16:03,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:16:03,223 INFO L82 PathProgramCache]: Analyzing trace with hash 410964869, now seen corresponding path program 1 times [2019-10-07 07:16:03,223 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:16:03,223 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:16:03,223 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:16:03,224 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:16:03,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:16:03,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:16:03,686 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 923 trivial. 0 not checked. [2019-10-07 07:16:03,687 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:16:03,687 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:16:03,687 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:16:03,688 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:16:03,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:16:03,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:16:03,689 INFO L87 Difference]: Start difference. First operand 540677 states and 660928 transitions. Second operand 3 states. [2019-10-07 07:16:45,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:16:45,706 INFO L93 Difference]: Finished difference Result 1241143 states and 1515937 transitions. [2019-10-07 07:16:45,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:16:45,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 296 [2019-10-07 07:16:45,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:16:47,924 INFO L225 Difference]: With dead ends: 1241143 [2019-10-07 07:16:47,924 INFO L226 Difference]: Without dead ends: 700667 [2019-10-07 07:16:49,186 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:16:49,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700667 states. [2019-10-07 07:17:27,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700667 to 698935. [2019-10-07 07:17:27,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 698935 states. [2019-10-07 07:17:29,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698935 states to 698935 states and 849485 transitions. [2019-10-07 07:17:29,795 INFO L78 Accepts]: Start accepts. Automaton has 698935 states and 849485 transitions. Word has length 296 [2019-10-07 07:17:29,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:17:29,797 INFO L462 AbstractCegarLoop]: Abstraction has 698935 states and 849485 transitions. [2019-10-07 07:17:29,797 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:17:29,797 INFO L276 IsEmpty]: Start isEmpty. Operand 698935 states and 849485 transitions. [2019-10-07 07:17:29,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-10-07 07:17:29,803 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:17:29,804 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 7, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:17:29,804 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:17:29,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:17:29,805 INFO L82 PathProgramCache]: Analyzing trace with hash -686232705, now seen corresponding path program 1 times [2019-10-07 07:17:29,805 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:17:29,805 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:29,805 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:29,805 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:29,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:17:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:17:30,195 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 933 trivial. 0 not checked. [2019-10-07 07:17:30,195 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:30,195 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:17:30,196 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 07:17:30,196 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 07:17:30,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 07:17:30,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-07 07:17:30,197 INFO L87 Difference]: Start difference. First operand 698935 states and 849485 transitions. Second operand 4 states. [2019-10-07 07:18:27,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:18:27,349 INFO L93 Difference]: Finished difference Result 1621731 states and 1972431 transitions. [2019-10-07 07:18:27,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 07:18:27,349 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 304 [2019-10-07 07:18:27,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:18:30,460 INFO L225 Difference]: With dead ends: 1621731 [2019-10-07 07:18:30,460 INFO L226 Difference]: Without dead ends: 922999 [2019-10-07 07:18:32,341 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-07 07:18:33,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922999 states.