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--mfd--sm501.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 02:08:36,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 02:08:36,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 02:08:36,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 02:08:36,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 02:08:36,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 02:08:36,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 02:08:36,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 02:08:36,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 02:08:36,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 02:08:36,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 02:08:36,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 02:08:36,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 02:08:36,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 02:08:36,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 02:08:36,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 02:08:36,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 02:08:36,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 02:08:36,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 02:08:36,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 02:08:36,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 02:08:36,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 02:08:36,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 02:08:36,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 02:08:36,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 02:08:36,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 02:08:36,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 02:08:36,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 02:08:36,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 02:08:36,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 02:08:36,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 02:08:36,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 02:08:36,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 02:08:36,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 02:08:36,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 02:08:36,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 02:08:36,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 02:08:36,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 02:08:36,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 02:08:36,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 02:08:36,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 02:08:36,102 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 [2019-10-15 02:08:36,123 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 02:08:36,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 02:08:36,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 02:08:36,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 02:08:36,126 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 02:08:36,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 02:08:36,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 02:08:36,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 02:08:36,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 02:08:36,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 02:08:36,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 02:08:36,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 02:08:36,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 02:08:36,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 02:08:36,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 02:08:36,129 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 02:08:36,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 02:08:36,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 02:08:36,130 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 02:08:36,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 02:08:36,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 02:08:36,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:08:36,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 02:08:36,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 02:08:36,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 02:08:36,131 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 02:08:36,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 02:08:36,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 02:08:36,132 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 [2019-10-15 02:08:36,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 02:08:36,427 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 02:08:36,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 02:08:36,432 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 02:08:36,433 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 02:08:36,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-10-15 02:08:36,508 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11fcb9ea0/fa56282a7287406c8256493cb391cce1/FLAG8de867279 [2019-10-15 02:08:37,336 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 02:08:37,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-10-15 02:08:37,380 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11fcb9ea0/fa56282a7287406c8256493cb391cce1/FLAG8de867279 [2019-10-15 02:08:37,847 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11fcb9ea0/fa56282a7287406c8256493cb391cce1 [2019-10-15 02:08:37,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 02:08:37,858 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 02:08:37,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 02:08:37,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 02:08:37,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 02:08:37,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:08:37" (1/1) ... [2019-10-15 02:08:37,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e660f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:37, skipping insertion in model container [2019-10-15 02:08:37,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:08:37" (1/1) ... [2019-10-15 02:08:37,872 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 02:08:37,985 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 02:08:39,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:08:39,731 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 02:08:40,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:08:40,327 INFO L192 MainTranslator]: Completed translation [2019-10-15 02:08:40,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40 WrapperNode [2019-10-15 02:08:40,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 02:08:40,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 02:08:40,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 02:08:40,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 02:08:40,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40" (1/1) ... [2019-10-15 02:08:40,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40" (1/1) ... [2019-10-15 02:08:40,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40" (1/1) ... [2019-10-15 02:08:40,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40" (1/1) ... [2019-10-15 02:08:40,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40" (1/1) ... [2019-10-15 02:08:40,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40" (1/1) ... [2019-10-15 02:08:40,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40" (1/1) ... [2019-10-15 02:08:40,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 02:08:40,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 02:08:40,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 02:08:40,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 02:08:40,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40" (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 [2019-10-15 02:08:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 02:08:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 02:08:40,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-15 02:08:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-15 02:08:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-15 02:08:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-15 02:08:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 02:08:40,714 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 02:08:40,715 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-15 02:08:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-15 02:08:40,716 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-15 02:08:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-15 02:08:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-15 02:08:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-15 02:08:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 02:08:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 02:08:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 02:08:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 02:08:40,719 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 02:08:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-15 02:08:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-15 02:08:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dump_gate [2019-10-15 02:08:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_sync_regs [2019-10-15 02:08:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_mdelay [2019-10-15 02:08:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_misc_control [2019-10-15 02:08:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_modify_reg [2019-10-15 02:08:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_unit_power [2019-10-15 02:08:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_clock [2019-10-15 02:08:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_pll [2019-10-15 02:08:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_select_clock [2019-10-15 02:08:40,722 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_clock [2019-10-15 02:08:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_find_clock [2019-10-15 02:08:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm_device [2019-10-15 02:08:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_device_release [2019-10-15 02:08:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subdev [2019-10-15 02:08:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_device [2019-10-15 02:08:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subio [2019-10-15 02:08:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_mem [2019-10-15 02:08:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_irq [2019-10-15 02:08:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_usbhost [2019-10-15 02:08:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_setup_uart_data [2019-10-15 02:08:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_uart [2019-10-15 02:08:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_display [2019-10-15 02:08:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm501_gpio [2019-10-15 02:08:40,724 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_to_dev [2019-10-15 02:08:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_get [2019-10-15 02:08:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_ensure_gpio [2019-10-15 02:08:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_set [2019-10-15 02:08:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_input [2019-10-15 02:08:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_output [2019-10-15 02:08:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_register_chip [2019-10-15 02:08:40,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio [2019-10-15 02:08:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_remove [2019-10-15 02:08:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_pin2nr [2019-10-15 02:08:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_isregistered [2019-10-15 02:08:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c_instance [2019-10-15 02:08:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c [2019-10-15 02:08:40,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dbg_regs [2019-10-15 02:08:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_reg [2019-10-15 02:08:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_regs [2019-10-15 02:08:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_check_clocks [2019-10-15 02:08:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_dev [2019-10-15 02:08:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_probe [2019-10-15 02:08:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_power [2019-10-15 02:08:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_suspend [2019-10-15 02:08:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_resume [2019-10-15 02:08:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_probe [2019-10-15 02:08:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_remove_sub [2019-10-15 02:08:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dev_remove [2019-10-15 02:08:40,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_remove [2019-10-15 02:08:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_remove [2019-10-15 02:08:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_init [2019-10-15 02:08:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_exit [2019-10-15 02:08:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 02:08:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-15 02:08:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-15 02:08:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-15 02:08:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-15 02:08:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-15 02:08:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-15 02:08:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-15 02:08:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-10-15 02:08:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-15 02:08:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-10-15 02:08:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-15 02:08:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2019-10-15 02:08:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_register_13 [2019-10-15 02:08:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_14 [2019-10-15 02:08:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 02:08:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 02:08:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 02:08:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 02:08:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-15 02:08:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-15 02:08:40,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-15 02:08:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 02:08:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-15 02:08:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-15 02:08:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 02:08:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 02:08:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 02:08:40,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 02:08:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 02:08:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 02:08:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 02:08:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 02:08:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 02:08:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-15 02:08:40,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-15 02:08:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-15 02:08:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-15 02:08:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-15 02:08:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 02:08:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-10-15 02:08:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-15 02:08:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-15 02:08:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 02:08:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 02:08:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 02:08:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 02:08:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-15 02:08:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-15 02:08:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_add [2019-10-15 02:08:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_remove [2019-10-15 02:08:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-15 02:08:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-15 02:08:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-15 02:08:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-15 02:08:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-15 02:08:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-15 02:08:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 02:08:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-15 02:08:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-15 02:08:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-10-15 02:08:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-15 02:08:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_register [2019-10-15 02:08:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-10-15 02:08:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2019-10-15 02:08:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-15 02:08:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-10-15 02:08:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-10-15 02:08:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 02:08:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2019-10-15 02:08:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 02:08:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 02:08:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 02:08:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 02:08:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 02:08:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-15 02:08:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-15 02:08:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-15 02:08:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 02:08:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-15 02:08:40,743 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-15 02:08:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 02:08:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-15 02:08:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-15 02:08:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-15 02:08:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-15 02:08:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 02:08:40,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-15 02:08:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-15 02:08:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-15 02:08:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-15 02:08:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-15 02:08:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2019-10-15 02:08:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-15 02:08:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-15 02:08:40,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-15 02:08:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-15 02:08:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-10-15 02:08:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-10-15 02:08:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-15 02:08:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-15 02:08:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 02:08:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 02:08:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 02:08:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 02:08:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 02:08:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-15 02:08:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 02:08:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 02:08:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 02:08:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2019-10-15 02:08:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-15 02:08:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 02:08:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-10-15 02:08:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-15 02:08:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-15 02:08:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-15 02:08:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-15 02:08:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-15 02:08:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-15 02:08:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-15 02:08:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-15 02:08:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-15 02:08:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 02:08:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 02:08:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 02:08:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-15 02:08:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_register [2019-10-15 02:08:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-10-15 02:08:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-10-15 02:08:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-10-15 02:08:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2019-10-15 02:08:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_register_13 [2019-10-15 02:08:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-15 02:08:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_14 [2019-10-15 02:08:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-15 02:08:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-15 02:08:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-15 02:08:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-15 02:08:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-15 02:08:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-15 02:08:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 02:08:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 02:08:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 02:08:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 02:08:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 02:08:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 02:08:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 02:08:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 02:08:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 02:08:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-15 02:08:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-15 02:08:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-10-15 02:08:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_unit_power [2019-10-15 02:08:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_clock [2019-10-15 02:08:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_find_clock [2019-10-15 02:08:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_misc_control [2019-10-15 02:08:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_modify_reg [2019-10-15 02:08:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_add [2019-10-15 02:08:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_remove [2019-10-15 02:08:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dump_gate [2019-10-15 02:08:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_sync_regs [2019-10-15 02:08:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_mdelay [2019-10-15 02:08:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 02:08:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 02:08:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 02:08:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_clock [2019-10-15 02:08:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_pll [2019-10-15 02:08:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_select_clock [2019-10-15 02:08:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm_device [2019-10-15 02:08:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_device_release [2019-10-15 02:08:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subdev [2019-10-15 02:08:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_device [2019-10-15 02:08:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subio [2019-10-15 02:08:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_mem [2019-10-15 02:08:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_irq [2019-10-15 02:08:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_usbhost [2019-10-15 02:08:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_setup_uart_data [2019-10-15 02:08:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_uart [2019-10-15 02:08:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_display [2019-10-15 02:08:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm501_gpio [2019-10-15 02:08:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_to_dev [2019-10-15 02:08:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_get [2019-10-15 02:08:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_ensure_gpio [2019-10-15 02:08:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_set [2019-10-15 02:08:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_input [2019-10-15 02:08:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_output [2019-10-15 02:08:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_register_chip [2019-10-15 02:08:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio [2019-10-15 02:08:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_remove [2019-10-15 02:08:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_pin2nr [2019-10-15 02:08:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_isregistered [2019-10-15 02:08:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c_instance [2019-10-15 02:08:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c [2019-10-15 02:08:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dbg_regs [2019-10-15 02:08:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_reg [2019-10-15 02:08:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_regs [2019-10-15 02:08:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_check_clocks [2019-10-15 02:08:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_dev [2019-10-15 02:08:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_probe [2019-10-15 02:08:40,761 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_power [2019-10-15 02:08:40,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-15 02:08:40,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-15 02:08:40,761 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_suspend [2019-10-15 02:08:40,761 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_resume [2019-10-15 02:08:40,761 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_probe [2019-10-15 02:08:40,761 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_remove_sub [2019-10-15 02:08:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dev_remove [2019-10-15 02:08:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_remove [2019-10-15 02:08:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_remove [2019-10-15 02:08:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_init [2019-10-15 02:08:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_exit [2019-10-15 02:08:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 02:08:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 02:08:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 02:08:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 02:08:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 02:08:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-10-15 02:08:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-15 02:08:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 02:08:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-15 02:08:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-15 02:08:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 02:08:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-15 02:08:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 02:08:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 02:08:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 02:08:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 02:08:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 02:08:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 02:08:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 02:08:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 02:08:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 02:08:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 02:08:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 02:08:40,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 02:09:00,178 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 02:09:00,178 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 02:09:00,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:09:00 BoogieIcfgContainer [2019-10-15 02:09:00,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 02:09:00,181 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 02:09:00,182 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 02:09:00,185 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 02:09:00,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:08:37" (1/3) ... [2019-10-15 02:09:00,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521fc7d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:09:00, skipping insertion in model container [2019-10-15 02:09:00,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:08:40" (2/3) ... [2019-10-15 02:09:00,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521fc7d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:09:00, skipping insertion in model container [2019-10-15 02:09:00,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:09:00" (3/3) ... [2019-10-15 02:09:00,188 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-10-15 02:09:00,197 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 02:09:00,206 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 02:09:00,216 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 02:09:00,247 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 02:09:00,247 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 02:09:00,247 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 02:09:00,247 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 02:09:00,247 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 02:09:00,248 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 02:09:00,248 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 02:09:00,248 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 02:09:00,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states. [2019-10-15 02:09:00,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-15 02:09:00,298 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:09:00,299 INFO L380 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] [2019-10-15 02:09:00,301 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:09:00,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:09:00,306 INFO L82 PathProgramCache]: Analyzing trace with hash -57668351, now seen corresponding path program 1 times [2019-10-15 02:09:00,315 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:09:00,316 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423627902] [2019-10-15 02:09:00,316 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:00,316 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:00,316 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:09:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:09:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 02:09:01,056 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423627902] [2019-10-15 02:09:01,057 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:09:01,057 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:09:01,058 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793342034] [2019-10-15 02:09:01,063 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:09:01,063 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:09:01,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:09:01,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:09:01,081 INFO L87 Difference]: Start difference. First operand 1037 states. Second operand 3 states. [2019-10-15 02:09:03,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:09:03,740 INFO L93 Difference]: Finished difference Result 2790 states and 3765 transitions. [2019-10-15 02:09:03,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:09:03,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-10-15 02:09:03,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:09:03,794 INFO L225 Difference]: With dead ends: 2790 [2019-10-15 02:09:03,794 INFO L226 Difference]: Without dead ends: 1841 [2019-10-15 02:09:03,810 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:09:03,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2019-10-15 02:09:04,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1837. [2019-10-15 02:09:04,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1837 states. [2019-10-15 02:09:04,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1837 states and 2435 transitions. [2019-10-15 02:09:04,075 INFO L78 Accepts]: Start accepts. Automaton has 1837 states and 2435 transitions. Word has length 34 [2019-10-15 02:09:04,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:09:04,075 INFO L462 AbstractCegarLoop]: Abstraction has 1837 states and 2435 transitions. [2019-10-15 02:09:04,076 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:09:04,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2435 transitions. [2019-10-15 02:09:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-15 02:09:04,083 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:09:04,083 INFO L380 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] [2019-10-15 02:09:04,083 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:09:04,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:09:04,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1774932175, now seen corresponding path program 1 times [2019-10-15 02:09:04,084 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:09:04,084 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158308407] [2019-10-15 02:09:04,084 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:04,085 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:04,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:09:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:09:04,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 02:09:04,362 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158308407] [2019-10-15 02:09:04,362 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:09:04,362 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:09:04,363 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696294623] [2019-10-15 02:09:04,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:09:04,369 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:09:04,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:09:04,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:09:04,370 INFO L87 Difference]: Start difference. First operand 1837 states and 2435 transitions. Second operand 3 states. [2019-10-15 02:09:06,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:09:06,794 INFO L93 Difference]: Finished difference Result 1885 states and 2477 transitions. [2019-10-15 02:09:06,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:09:06,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-10-15 02:09:06,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:09:06,809 INFO L225 Difference]: With dead ends: 1885 [2019-10-15 02:09:06,809 INFO L226 Difference]: Without dead ends: 1881 [2019-10-15 02:09:06,812 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:09:06,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1881 states. [2019-10-15 02:09:06,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1881 to 1879. [2019-10-15 02:09:06,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1879 states. [2019-10-15 02:09:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1879 states and 2470 transitions. [2019-10-15 02:09:06,921 INFO L78 Accepts]: Start accepts. Automaton has 1879 states and 2470 transitions. Word has length 38 [2019-10-15 02:09:06,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:09:06,921 INFO L462 AbstractCegarLoop]: Abstraction has 1879 states and 2470 transitions. [2019-10-15 02:09:06,922 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:09:06,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2470 transitions. [2019-10-15 02:09:06,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-15 02:09:06,929 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:09:06,930 INFO L380 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, 1] [2019-10-15 02:09:06,930 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:09:06,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:09:06,931 INFO L82 PathProgramCache]: Analyzing trace with hash 810965644, now seen corresponding path program 1 times [2019-10-15 02:09:06,931 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:09:06,931 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355316297] [2019-10-15 02:09:06,931 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:06,932 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:06,932 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:09:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:09:07,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 02:09:07,269 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355316297] [2019-10-15 02:09:07,269 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:09:07,269 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:09:07,269 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553364696] [2019-10-15 02:09:07,270 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:09:07,270 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:09:07,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:09:07,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:09:07,271 INFO L87 Difference]: Start difference. First operand 1879 states and 2470 transitions. Second operand 3 states. [2019-10-15 02:09:09,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:09:09,667 INFO L93 Difference]: Finished difference Result 1881 states and 2471 transitions. [2019-10-15 02:09:09,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:09:09,668 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-10-15 02:09:09,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:09:09,681 INFO L225 Difference]: With dead ends: 1881 [2019-10-15 02:09:09,682 INFO L226 Difference]: Without dead ends: 1878 [2019-10-15 02:09:09,684 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:09:09,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1878 states. [2019-10-15 02:09:09,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1878 to 1878. [2019-10-15 02:09:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1878 states. [2019-10-15 02:09:09,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1878 states and 2468 transitions. [2019-10-15 02:09:09,802 INFO L78 Accepts]: Start accepts. Automaton has 1878 states and 2468 transitions. Word has length 39 [2019-10-15 02:09:09,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:09:09,803 INFO L462 AbstractCegarLoop]: Abstraction has 1878 states and 2468 transitions. [2019-10-15 02:09:09,803 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:09:09,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2468 transitions. [2019-10-15 02:09:09,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-15 02:09:09,806 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:09:09,806 INFO L380 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, 1, 1] [2019-10-15 02:09:09,806 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:09:09,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:09:09,807 INFO L82 PathProgramCache]: Analyzing trace with hash -630575724, now seen corresponding path program 1 times [2019-10-15 02:09:09,807 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:09:09,808 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33338574] [2019-10-15 02:09:09,808 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:09,808 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:09,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:09:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:09:10,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 02:09:10,152 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33338574] [2019-10-15 02:09:10,153 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:09:10,153 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:09:10,154 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850629408] [2019-10-15 02:09:10,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:09:10,155 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:09:10,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:09:10,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:09:10,156 INFO L87 Difference]: Start difference. First operand 1878 states and 2468 transitions. Second operand 3 states. [2019-10-15 02:09:12,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:09:12,697 INFO L93 Difference]: Finished difference Result 1880 states and 2469 transitions. [2019-10-15 02:09:12,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:09:12,698 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-10-15 02:09:12,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:09:12,710 INFO L225 Difference]: With dead ends: 1880 [2019-10-15 02:09:12,710 INFO L226 Difference]: Without dead ends: 1877 [2019-10-15 02:09:12,711 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:09:12,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1877 states. [2019-10-15 02:09:12,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1877 to 1877. [2019-10-15 02:09:12,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1877 states. [2019-10-15 02:09:12,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1877 states and 2466 transitions. [2019-10-15 02:09:12,897 INFO L78 Accepts]: Start accepts. Automaton has 1877 states and 2466 transitions. Word has length 40 [2019-10-15 02:09:12,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:09:12,900 INFO L462 AbstractCegarLoop]: Abstraction has 1877 states and 2466 transitions. [2019-10-15 02:09:12,900 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:09:12,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2466 transitions. [2019-10-15 02:09:12,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-15 02:09:12,903 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:09:12,903 INFO L380 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, 1, 1, 1] [2019-10-15 02:09:12,903 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:09:12,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:09:12,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1926286991, now seen corresponding path program 1 times [2019-10-15 02:09:12,904 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:09:12,904 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613363707] [2019-10-15 02:09:12,904 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:12,904 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:09:12,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:09:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:09:13,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 02:09:13,179 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613363707] [2019-10-15 02:09:13,179 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:09:13,179 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:09:13,179 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033940820] [2019-10-15 02:09:13,180 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:09:13,180 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:09:13,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:09:13,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:09:13,181 INFO L87 Difference]: Start difference. First operand 1877 states and 2466 transitions. Second operand 3 states.