/usr/bin/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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--platform--x86--ideapad-laptop.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 02:26:33,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 02:26:33,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 02:26:33,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 02:26:33,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 02:26:33,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 02:26:33,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 02:26:33,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 02:26:33,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 02:26:33,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 02:26:33,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 02:26:33,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 02:26:33,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 02:26:33,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 02:26:33,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 02:26:33,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 02:26:33,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 02:26:33,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 02:26:33,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 02:26:33,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 02:26:33,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 02:26:33,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 02:26:33,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 02:26:33,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 02:26:33,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 02:26:33,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 02:26:33,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 02:26:33,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 02:26:33,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 02:26:33,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 02:26:33,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 02:26:33,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 02:26:33,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 02:26:33,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 02:26:33,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 02:26:33,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 02:26:33,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 02:26:33,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 02:26:33,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 02:26:33,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 02:26:33,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 02:26:33,765 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 [2019-11-07 02:26:33,791 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 02:26:33,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 02:26:33,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 02:26:33,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 02:26:33,793 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 02:26:33,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 02:26:33,793 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 02:26:33,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 02:26:33,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 02:26:33,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 02:26:33,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 02:26:33,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 02:26:33,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 02:26:33,796 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 02:26:33,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 02:26:33,796 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 02:26:33,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 02:26:33,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 02:26:33,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 02:26:33,797 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 02:26:33,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 02:26:33,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 02:26:33,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 02:26:33,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 02:26:33,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 02:26:33,799 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 02:26:33,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 02:26:33,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 02:26:33,799 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 [2019-11-07 02:26:34,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 02:26:34,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 02:26:34,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 02:26:34,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 02:26:34,089 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 02:26:34,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--platform--x86--ideapad-laptop.ko-main.cil.out.i [2019-11-07 02:26:34,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/751bc3a75/6e24976f3fea4fa0a2a5c1f42de5371e/FLAG3e287c310 [2019-11-07 02:26:34,975 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 02:26:34,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--platform--x86--ideapad-laptop.ko-main.cil.out.i [2019-11-07 02:26:35,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/751bc3a75/6e24976f3fea4fa0a2a5c1f42de5371e/FLAG3e287c310 [2019-11-07 02:26:35,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/751bc3a75/6e24976f3fea4fa0a2a5c1f42de5371e [2019-11-07 02:26:35,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 02:26:35,493 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 02:26:35,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 02:26:35,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 02:26:35,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 02:26:35,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:26:35" (1/1) ... [2019-11-07 02:26:35,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d6395d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:35, skipping insertion in model container [2019-11-07 02:26:35,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:26:35" (1/1) ... [2019-11-07 02:26:35,509 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 02:26:35,611 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 02:26:37,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:26:37,191 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 02:26:37,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:26:37,761 INFO L192 MainTranslator]: Completed translation [2019-11-07 02:26:37,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37 WrapperNode [2019-11-07 02:26:37,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 02:26:37,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 02:26:37,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 02:26:37,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 02:26:37,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37" (1/1) ... [2019-11-07 02:26:37,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37" (1/1) ... [2019-11-07 02:26:37,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37" (1/1) ... [2019-11-07 02:26:37,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37" (1/1) ... [2019-11-07 02:26:37,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37" (1/1) ... [2019-11-07 02:26:37,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37" (1/1) ... [2019-11-07 02:26:37,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37" (1/1) ... [2019-11-07 02:26:38,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 02:26:38,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 02:26:38,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 02:26:38,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 02:26:38,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37" (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 [2019-11-07 02:26:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 02:26:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 02:26:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-11-07 02:26:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-11-07 02:26:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-11-07 02:26:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-07 02:26:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-07 02:26:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-07 02:26:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-07 02:26:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-07 02:26:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-07 02:26:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-07 02:26:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-11-07 02:26:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-11-07 02:26:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure backlight_update_status [2019-11-07 02:26:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure read_method_int [2019-11-07 02:26:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure method_vpcr [2019-11-07 02:26:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure method_vpcw [2019-11-07 02:26:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure read_ec_data [2019-11-07 02:26:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure write_ec_cmd [2019-11-07 02:26:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_status_show [2019-11-07 02:26:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_status_open [2019-11-07 02:26:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_cfg_show [2019-11-07 02:26:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_cfg_open [2019-11-07 02:26:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_debugfs_init [2019-11-07 02:26:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_debugfs_exit [2019-11-07 02:26:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure show_ideapad_cam [2019-11-07 02:26:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure store_ideapad_cam [2019-11-07 02:26:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure show_ideapad_fan [2019-11-07 02:26:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure store_ideapad_fan [2019-11-07 02:26:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_is_visible [2019-11-07 02:26:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_rfk_set [2019-11-07 02:26:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_sync_rfk_state [2019-11-07 02:26:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_register_rfkill [2019-11-07 02:26:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_unregister_rfkill [2019-11-07 02:26:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_platform_init [2019-11-07 02:26:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_platform_exit [2019-11-07 02:26:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_input_init [2019-11-07 02:26:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_input_exit [2019-11-07 02:26:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_input_report [2019-11-07 02:26:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_input_novokey [2019-11-07 02:26:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_check_special_buttons [2019-11-07 02:26:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_backlight_get_brightness [2019-11-07 02:26:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_backlight_update_status [2019-11-07 02:26:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_backlight_init [2019-11-07 02:26:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_backlight_exit [2019-11-07 02:26:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_backlight_notify_power [2019-11-07 02:26:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_backlight_notify_brightness [2019-11-07 02:26:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_sync_touchpad_state [2019-11-07 02:26:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_acpi_add [2019-11-07 02:26:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_acpi_remove [2019-11-07 02:26:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_acpi_notify [2019-11-07 02:26:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_acpi_resume [2019-11-07 02:26:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_acpi_driver_init [2019-11-07 02:26:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ideapad_acpi_driver_exit [2019-11-07 02:26:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 02:26:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-11-07 02:26:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-11-07 02:26:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-11-07 02:26:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-11-07 02:26:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-11-07 02:26:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-11-07 02:26:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-11-07 02:26:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-11-07 02:26:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-11-07 02:26:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-11-07 02:26:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-07 02:26:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-07 02:26:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-07 02:26:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-11-07 02:26:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-11-07 02:26:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-11-07 02:26:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-11-07 02:26:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-07 02:26:38,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-11-07 02:26:38,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-11-07 02:26:38,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_fb_info [2019-11-07 02:26:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_fb_info [2019-11-07 02:26:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_fb_info [2019-11-07 02:26:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_fb_info [2019-11-07 02:26:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_fb_info [2019-11-07 02:26:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_fb_info [2019-11-07 02:26:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2019-11-07 02:26:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-07 02:26:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_backlight_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_backlight_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_backlight_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_backlight_device [2019-11-07 02:26:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_backlight_device [2019-11-07 02:26:38,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_backlight_device [2019-11-07 02:26:38,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2019-11-07 02:26:38,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 02:26:38,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 02:26:38,110 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_bus_register_driver [2019-11-07 02:26:38,110 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_bus_unregister_driver [2019-11-07 02:26:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2019-11-07 02:26:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_object [2019-11-07 02:26:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_video_backlight_support [2019-11-07 02:26:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure backlight_device_register [2019-11-07 02:26:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure backlight_device_unregister [2019-11-07 02:26:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure backlight_force_update [2019-11-07 02:26:38,111 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2019-11-07 02:26:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2019-11-07 02:26:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2019-11-07 02:26:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-11-07 02:26:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-11-07 02:26:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure i8042_command [2019-11-07 02:26:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-11-07 02:26:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-11-07 02:26:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-11-07 02:26:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_complete_2 [2019-11-07 02:26:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_freeze_2 [2019-11-07 02:26:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_freeze_late_2 [2019-11-07 02:26:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_freeze_noirq_2 [2019-11-07 02:26:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_poweroff_2 [2019-11-07 02:26:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_poweroff_late_2 [2019-11-07 02:26:38,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_poweroff_noirq_2 [2019-11-07 02:26:38,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_prepare_2 [2019-11-07 02:26:38,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_restore_early_2 [2019-11-07 02:26:38,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_restore_noirq_2 [2019-11-07 02:26:38,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_resume_early_2 [2019-11-07 02:26:38,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_resume_noirq_2 [2019-11-07 02:26:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_suspend_2 [2019-11-07 02:26:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_suspend_late_2 [2019-11-07 02:26:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_suspend_noirq_2 [2019-11-07 02:26:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_thaw_early_2 [2019-11-07 02:26:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ideapad_pm_thaw_noirq_2 [2019-11-07 02:26:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-11-07 02:26:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-11-07 02:26:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-07 02:26:38,118 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2019-11-07 02:26:38,118 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2019-11-07 02:26:38,118 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_del [2019-11-07 02:26:38,118 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_put [2019-11-07 02:26:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-11-07 02:26:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-07 02:26:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rfkill_alloc [2019-11-07 02:26:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rfkill_destroy [2019-11-07 02:26:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rfkill_init_sw_state [2019-11-07 02:26:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rfkill_register [2019-11-07 02:26:38,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rfkill_set_hw_state [2019-11-07 02:26:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure rfkill_unregister [2019-11-07 02:26:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-11-07 02:26:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-11-07 02:26:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-11-07 02:26:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-11-07 02:26:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-11-07 02:26:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-11-07 02:26:38,120 INFO L138 BoogieDeclarations]: Found implementation of procedure sparse_keymap_free [2019-11-07 02:26:38,121 INFO L138 BoogieDeclarations]: Found implementation of procedure sparse_keymap_report_event [2019-11-07 02:26:38,121 INFO L138 BoogieDeclarations]: Found implementation of procedure sparse_keymap_setup [2019-11-07 02:26:38,121 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-11-07 02:26:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-11-07 02:26:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 02:26:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 02:26:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-07 02:26:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 02:26:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-07 02:26:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-11-07 02:26:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 02:26:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-11-07 02:26:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-07 02:26:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-11-07 02:26:38,123 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-11-07 02:26:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-07 02:26:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-07 02:26:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-07 02:26:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-11-07 02:26:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-11-07 02:26:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-07 02:26:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-11-07 02:26:38,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-11-07 02:26:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-11-07 02:26:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-11-07 02:26:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-11-07 02:26:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-11-07 02:26:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-11-07 02:26:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-11-07 02:26:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-11-07 02:26:38,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-11-07 02:26:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-11-07 02:26:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-11-07 02:26:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2019-11-07 02:26:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-11-07 02:26:38,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-11-07 02:26:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-11-07 02:26:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_backlight_device [2019-11-07 02:26:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2019-11-07 02:26:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 02:26:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-11-07 02:26:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-11-07 02:26:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-11-07 02:26:38,127 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-11-07 02:26:38,128 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-11-07 02:26:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 02:26:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 02:26:38,129 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 02:26:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-07 02:26:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-07 02:26:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 02:26:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-07 02:26:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-07 02:26:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-07 02:26:38,131 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_object [2019-11-07 02:26:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2019-11-07 02:26:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_bus_register_driver [2019-11-07 02:26:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_bus_unregister_driver [2019-11-07 02:26:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_video_backlight_support [2019-11-07 02:26:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure rfkill_alloc [2019-11-07 02:26:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure rfkill_register [2019-11-07 02:26:38,132 INFO L130 BoogieDeclarations]: Found specification of procedure rfkill_unregister [2019-11-07 02:26:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure rfkill_destroy [2019-11-07 02:26:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure rfkill_set_hw_state [2019-11-07 02:26:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure rfkill_init_sw_state [2019-11-07 02:26:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-11-07 02:26:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2019-11-07 02:26:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2019-11-07 02:26:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_del [2019-11-07 02:26:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2019-11-07 02:26:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-11-07 02:26:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-11-07 02:26:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-11-07 02:26:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-11-07 02:26:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-11-07 02:26:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure sparse_keymap_setup [2019-11-07 02:26:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure sparse_keymap_free [2019-11-07 02:26:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure sparse_keymap_report_event [2019-11-07 02:26:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure backlight_update_status [2019-11-07 02:26:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-11-07 02:26:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 02:26:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure backlight_device_register [2019-11-07 02:26:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure backlight_device_unregister [2019-11-07 02:26:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure backlight_force_update [2019-11-07 02:26:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-11-07 02:26:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-11-07 02:26:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-11-07 02:26:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-11-07 02:26:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-11-07 02:26:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2019-11-07 02:26:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2019-11-07 02:26:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2019-11-07 02:26:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure i8042_command [2019-11-07 02:26:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure read_method_int [2019-11-07 02:26:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 02:26:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 02:26:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 02:26:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure method_vpcr [2019-11-07 02:26:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 02:26:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure method_vpcw [2019-11-07 02:26:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure read_ec_data [2019-11-07 02:26:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure write_ec_cmd [2019-11-07 02:26:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_status_show [2019-11-07 02:26:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_status_open [2019-11-07 02:26:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_cfg_show [2019-11-07 02:26:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_cfg_open [2019-11-07 02:26:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_debugfs_init [2019-11-07 02:26:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_debugfs_exit [2019-11-07 02:26:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure show_ideapad_cam [2019-11-07 02:26:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure store_ideapad_cam [2019-11-07 02:26:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure show_ideapad_fan [2019-11-07 02:26:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure store_ideapad_fan [2019-11-07 02:26:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_is_visible [2019-11-07 02:26:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_rfk_set [2019-11-07 02:26:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_sync_rfk_state [2019-11-07 02:26:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_register_rfkill [2019-11-07 02:26:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_unregister_rfkill [2019-11-07 02:26:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_platform_init [2019-11-07 02:26:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_platform_exit [2019-11-07 02:26:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_input_init [2019-11-07 02:26:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_input_exit [2019-11-07 02:26:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_input_report [2019-11-07 02:26:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_input_novokey [2019-11-07 02:26:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_check_special_buttons [2019-11-07 02:26:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_backlight_get_brightness [2019-11-07 02:26:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_backlight_update_status [2019-11-07 02:26:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_backlight_init [2019-11-07 02:26:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-07 02:26:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_backlight_exit [2019-11-07 02:26:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_backlight_notify_power [2019-11-07 02:26:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_backlight_notify_brightness [2019-11-07 02:26:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_sync_touchpad_state [2019-11-07 02:26:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_acpi_add [2019-11-07 02:26:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_acpi_remove [2019-11-07 02:26:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_acpi_notify [2019-11-07 02:26:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_acpi_resume [2019-11-07 02:26:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_acpi_driver_init [2019-11-07 02:26:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ideapad_acpi_driver_exit [2019-11-07 02:26:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_suspend_noirq_2 [2019-11-07 02:26:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_complete_2 [2019-11-07 02:26:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_resume_noirq_2 [2019-11-07 02:26:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_thaw_early_2 [2019-11-07 02:26:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_poweroff_late_2 [2019-11-07 02:26:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_resume_early_2 [2019-11-07 02:26:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_freeze_2 [2019-11-07 02:26:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 02:26:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_poweroff_noirq_2 [2019-11-07 02:26:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_suspend_late_2 [2019-11-07 02:26:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_prepare_2 [2019-11-07 02:26:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_freeze_late_2 [2019-11-07 02:26:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 02:26:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_restore_early_2 [2019-11-07 02:26:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_suspend_2 [2019-11-07 02:26:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_thaw_noirq_2 [2019-11-07 02:26:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_poweroff_2 [2019-11-07 02:26:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_freeze_noirq_2 [2019-11-07 02:26:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ideapad_pm_restore_noirq_2 [2019-11-07 02:26:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 02:26:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-07 02:26:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-07 02:26:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-11-07 02:26:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-11-07 02:26:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-11-07 02:26:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-11-07 02:26:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-07 02:26:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-11-07 02:26:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_fb_info [2019-11-07 02:26:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_fb_info [2019-11-07 02:26:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_fb_info [2019-11-07 02:26:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_fb_info [2019-11-07 02:26:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_fb_info [2019-11-07 02:26:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_fb_info [2019-11-07 02:26:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-07 02:26:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-07 02:26:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-07 02:26:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-07 02:26:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_backlight_device [2019-11-07 02:26:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_backlight_device [2019-11-07 02:26:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_backlight_device [2019-11-07 02:26:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_backlight_device [2019-11-07 02:26:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_backlight_device [2019-11-07 02:26:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-07 02:26:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 02:26:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 02:26:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 02:26:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 02:26:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 02:26:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 02:26:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 02:26:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 02:26:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-07 02:26:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-07 02:26:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 02:27:04,893 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 02:27:04,894 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 02:27:04,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:27:04 BoogieIcfgContainer [2019-11-07 02:27:04,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 02:27:04,897 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 02:27:04,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 02:27:04,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 02:27:04,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:26:35" (1/3) ... [2019-11-07 02:27:04,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bbd9b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:27:04, skipping insertion in model container [2019-11-07 02:27:04,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:26:37" (2/3) ... [2019-11-07 02:27:04,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bbd9b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:27:04, skipping insertion in model container [2019-11-07 02:27:04,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:27:04" (3/3) ... [2019-11-07 02:27:04,905 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--platform--x86--ideapad-laptop.ko-main.cil.out.i [2019-11-07 02:27:04,916 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 02:27:04,931 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 02:27:04,943 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 02:27:04,987 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 02:27:04,988 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 02:27:04,988 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 02:27:04,988 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 02:27:04,988 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 02:27:04,988 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 02:27:04,988 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 02:27:04,988 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 02:27:05,039 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states. [2019-11-07 02:27:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-07 02:27:05,070 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:27:05,072 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:27:05,074 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:27:05,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:27:05,081 INFO L82 PathProgramCache]: Analyzing trace with hash 558143649, now seen corresponding path program 1 times [2019-11-07 02:27:05,091 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:27:05,091 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365295078] [2019-11-07 02:27:05,092 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:27:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:27:05,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 02:27:05,908 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365295078] [2019-11-07 02:27:05,909 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:27:05,909 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:27:05,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904538362] [2019-11-07 02:27:05,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:27:05,919 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:27:05,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:27:05,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:27:05,937 INFO L87 Difference]: Start difference. First operand 932 states. Second operand 3 states. [2019-11-07 02:27:08,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:27:08,369 INFO L93 Difference]: Finished difference Result 2419 states and 3216 transitions. [2019-11-07 02:27:08,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:27:08,373 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-11-07 02:27:08,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:27:08,418 INFO L225 Difference]: With dead ends: 2419 [2019-11-07 02:27:08,419 INFO L226 Difference]: Without dead ends: 1598 [2019-11-07 02:27:08,433 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:27:08,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1598 states. [2019-11-07 02:27:08,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1598 to 1594. [2019-11-07 02:27:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1594 states. [2019-11-07 02:27:08,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1594 states and 2097 transitions. [2019-11-07 02:27:08,658 INFO L78 Accepts]: Start accepts. Automaton has 1594 states and 2097 transitions. Word has length 33 [2019-11-07 02:27:08,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:27:08,659 INFO L462 AbstractCegarLoop]: Abstraction has 1594 states and 2097 transitions. [2019-11-07 02:27:08,659 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:27:08,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 2097 transitions. [2019-11-07 02:27:08,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-07 02:27:08,679 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:27:08,680 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:27:08,680 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:27:08,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:27:08,680 INFO L82 PathProgramCache]: Analyzing trace with hash -518370609, now seen corresponding path program 1 times [2019-11-07 02:27:08,681 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:27:08,681 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944839800] [2019-11-07 02:27:08,681 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:27:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:27:08,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 02:27:08,958 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944839800] [2019-11-07 02:27:08,958 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:27:08,958 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:27:08,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521857622] [2019-11-07 02:27:08,961 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:27:08,967 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:27:08,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:27:08,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:27:08,967 INFO L87 Difference]: Start difference. First operand 1594 states and 2097 transitions. Second operand 3 states. [2019-11-07 02:27:11,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:27:11,212 INFO L93 Difference]: Finished difference Result 1596 states and 2098 transitions. [2019-11-07 02:27:11,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:27:11,213 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2019-11-07 02:27:11,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:27:11,223 INFO L225 Difference]: With dead ends: 1596 [2019-11-07 02:27:11,223 INFO L226 Difference]: Without dead ends: 1593 [2019-11-07 02:27:11,225 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:27:11,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1593 states. [2019-11-07 02:27:11,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1593 to 1593. [2019-11-07 02:27:11,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1593 states. [2019-11-07 02:27:11,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1593 states and 2095 transitions. [2019-11-07 02:27:11,308 INFO L78 Accepts]: Start accepts. Automaton has 1593 states and 2095 transitions. Word has length 36 [2019-11-07 02:27:11,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:27:11,308 INFO L462 AbstractCegarLoop]: Abstraction has 1593 states and 2095 transitions. [2019-11-07 02:27:11,308 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:27:11,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 2095 transitions. [2019-11-07 02:27:11,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-07 02:27:11,312 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:27:11,312 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:27:11,312 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:27:11,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:27:11,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1109757098, now seen corresponding path program 1 times [2019-11-07 02:27:11,313 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:27:11,313 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384405543] [2019-11-07 02:27:11,313 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:27:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:27:11,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 02:27:11,694 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384405543] [2019-11-07 02:27:11,694 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:27:11,694 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:27:11,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530660092] [2019-11-07 02:27:11,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:27:11,695 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:27:11,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:27:11,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:27:11,697 INFO L87 Difference]: Start difference. First operand 1593 states and 2095 transitions. Second operand 3 states. [2019-11-07 02:27:13,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:27:13,989 INFO L93 Difference]: Finished difference Result 1595 states and 2096 transitions. [2019-11-07 02:27:13,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:27:13,989 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2019-11-07 02:27:13,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:27:13,999 INFO L225 Difference]: With dead ends: 1595 [2019-11-07 02:27:13,999 INFO L226 Difference]: Without dead ends: 1592 [2019-11-07 02:27:14,001 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:27:14,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1592 states. [2019-11-07 02:27:14,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1592 to 1592. [2019-11-07 02:27:14,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1592 states. [2019-11-07 02:27:14,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1592 states and 2093 transitions. [2019-11-07 02:27:14,082 INFO L78 Accepts]: Start accepts. Automaton has 1592 states and 2093 transitions. Word has length 37 [2019-11-07 02:27:14,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:27:14,083 INFO L462 AbstractCegarLoop]: Abstraction has 1592 states and 2093 transitions. [2019-11-07 02:27:14,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:27:14,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 2093 transitions. [2019-11-07 02:27:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-07 02:27:14,086 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:27:14,086 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:27:14,086 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:27:14,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:27:14,086 INFO L82 PathProgramCache]: Analyzing trace with hash 42113330, now seen corresponding path program 1 times [2019-11-07 02:27:14,087 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:27:14,087 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353608224] [2019-11-07 02:27:14,087 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:27:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:27:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 02:27:14,284 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353608224] [2019-11-07 02:27:14,284 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:27:14,284 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:27:14,284 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367986026] [2019-11-07 02:27:14,285 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:27:14,285 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:27:14,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:27:14,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:27:14,286 INFO L87 Difference]: Start difference. First operand 1592 states and 2093 transitions. Second operand 3 states.