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-f4eb214f-m [2019-10-13 22:06:10,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:06:10,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:06:10,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:06:10,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:06:10,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:06:10,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:06:10,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:06:10,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:06:10,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:06:10,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:06:10,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:06:10,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:06:10,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:06:10,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:06:10,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:06:10,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:06:10,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:06:10,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:06:10,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:06:10,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:06:10,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:06:10,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:06:10,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:06:10,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:06:10,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:06:10,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:06:10,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:06:10,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:06:10,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:06:10,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:06:10,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:06:10,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:06:10,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:06:10,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:06:10,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:06:10,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:06:10,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:06:10,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:06:10,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:06:10,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:06:10,359 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 [2019-10-13 22:06:10,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:06:10,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:06:10,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:06:10,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:06:10,376 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:06:10,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:06:10,377 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:06:10,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:06:10,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:06:10,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:06:10,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:06:10,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:06:10,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:06:10,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:06:10,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:06:10,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:06:10,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:06:10,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:06:10,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:06:10,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:06:10,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:06:10,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:06:10,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:06:10,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:06:10,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:06:10,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:06:10,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:06:10,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:06:10,381 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 [2019-10-13 22:06:10,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:06:10,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:06:10,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:06:10,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:06:10,686 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:06:10,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-10-13 22:06:10,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62070cfa8/3dd6a8053af1471589429e8546a16fbf/FLAG684f10aaa [2019-10-13 22:06:11,588 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:06:11,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-10-13 22:06:11,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62070cfa8/3dd6a8053af1471589429e8546a16fbf/FLAG684f10aaa [2019-10-13 22:06:12,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62070cfa8/3dd6a8053af1471589429e8546a16fbf [2019-10-13 22:06:12,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:06:12,132 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:06:12,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:06:12,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:06:12,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:06:12,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:06:12" (1/1) ... [2019-10-13 22:06:12,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c03921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:12, skipping insertion in model container [2019-10-13 22:06:12,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:06:12" (1/1) ... [2019-10-13 22:06:12,149 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:06:12,265 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:06:14,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:06:14,271 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:06:14,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:06:14,973 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:06:14,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14 WrapperNode [2019-10-13 22:06:14,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:06:14,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:06:14,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:06:14,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:06:14,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14" (1/1) ... [2019-10-13 22:06:14,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14" (1/1) ... [2019-10-13 22:06:15,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14" (1/1) ... [2019-10-13 22:06:15,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14" (1/1) ... [2019-10-13 22:06:15,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14" (1/1) ... [2019-10-13 22:06:15,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14" (1/1) ... [2019-10-13 22:06:15,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14" (1/1) ... [2019-10-13 22:06:15,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:06:15,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:06:15,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:06:15,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:06:15,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14" (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 [2019-10-13 22:06:15,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:06:15,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:06:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:06:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-13 22:06:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 22:06:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-13 22:06:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 22:06:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 22:06:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-13 22:06:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-13 22:06:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-13 22:06:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-13 22:06:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-13 22:06:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-13 22:06:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 22:06:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 22:06:15,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 22:06:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 22:06:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 22:06:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 22:06:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 22:06:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dump_gate [2019-10-13 22:06:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_sync_regs [2019-10-13 22:06:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_mdelay [2019-10-13 22:06:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_misc_control [2019-10-13 22:06:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_modify_reg [2019-10-13 22:06:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_unit_power [2019-10-13 22:06:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_clock [2019-10-13 22:06:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_pll [2019-10-13 22:06:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_select_clock [2019-10-13 22:06:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_clock [2019-10-13 22:06:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_find_clock [2019-10-13 22:06:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm_device [2019-10-13 22:06:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_device_release [2019-10-13 22:06:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subdev [2019-10-13 22:06:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_device [2019-10-13 22:06:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subio [2019-10-13 22:06:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_mem [2019-10-13 22:06:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_irq [2019-10-13 22:06:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_usbhost [2019-10-13 22:06:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_setup_uart_data [2019-10-13 22:06:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_uart [2019-10-13 22:06:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_display [2019-10-13 22:06:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm501_gpio [2019-10-13 22:06:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_to_dev [2019-10-13 22:06:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_get [2019-10-13 22:06:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_ensure_gpio [2019-10-13 22:06:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_set [2019-10-13 22:06:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_input [2019-10-13 22:06:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_output [2019-10-13 22:06:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_register_chip [2019-10-13 22:06:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio [2019-10-13 22:06:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_remove [2019-10-13 22:06:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_pin2nr [2019-10-13 22:06:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_isregistered [2019-10-13 22:06:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c_instance [2019-10-13 22:06:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c [2019-10-13 22:06:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dbg_regs [2019-10-13 22:06:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_reg [2019-10-13 22:06:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_regs [2019-10-13 22:06:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_check_clocks [2019-10-13 22:06:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_dev [2019-10-13 22:06:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_probe [2019-10-13 22:06:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_power [2019-10-13 22:06:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_suspend [2019-10-13 22:06:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_resume [2019-10-13 22:06:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_probe [2019-10-13 22:06:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_remove_sub [2019-10-13 22:06:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dev_remove [2019-10-13 22:06:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_remove [2019-10-13 22:06:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_remove [2019-10-13 22:06:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_init [2019-10-13 22:06:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_exit [2019-10-13 22:06:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:06:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-13 22:06:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-13 22:06:15,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-13 22:06:15,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-13 22:06:15,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-13 22:06:15,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-13 22:06:15,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-13 22:06:15,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-10-13 22:06:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-13 22:06:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-10-13 22:06:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-13 22:06:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2019-10-13 22:06:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_register_13 [2019-10-13 22:06:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_14 [2019-10-13 22:06:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 22:06:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 22:06:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 22:06:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 22:06:15,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-13 22:06:15,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-13 22:06:15,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-13 22:06:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 22:06:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-13 22:06:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-13 22:06:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 22:06:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 22:06:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 22:06:15,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 22:06:15,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 22:06:15,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 22:06:15,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 22:06:15,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 22:06:15,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 22:06:15,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 22:06:15,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 22:06:15,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-13 22:06:15,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 22:06:15,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 22:06:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 22:06:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-10-13 22:06:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 22:06:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-13 22:06:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 22:06:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 22:06:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 22:06:15,536 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 22:06:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-13 22:06:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-13 22:06:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_add [2019-10-13 22:06:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_remove [2019-10-13 22:06:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-13 22:06:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-13 22:06:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-13 22:06:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-13 22:06:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-13 22:06:15,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-13 22:06:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 22:06:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-13 22:06:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 22:06:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-10-13 22:06:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 22:06:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_register [2019-10-13 22:06:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-10-13 22:06:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2019-10-13 22:06:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-13 22:06:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-10-13 22:06:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-10-13 22:06:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 22:06:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2019-10-13 22:06:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 22:06:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 22:06:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:06:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 22:06:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 22:06:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 22:06:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 22:06:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 22:06:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 22:06:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-13 22:06:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-13 22:06:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 22:06:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-13 22:06:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 22:06:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-13 22:06:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-13 22:06:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 22:06:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-13 22:06:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-13 22:06:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-13 22:06:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-13 22:06:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-13 22:06:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2019-10-13 22:06:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-13 22:06:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-13 22:06:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-13 22:06:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-13 22:06:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-10-13 22:06:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-10-13 22:06:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-13 22:06:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-13 22:06:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 22:06:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 22:06:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 22:06:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:06:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 22:06:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-13 22:06:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 22:06:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 22:06:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 22:06:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2019-10-13 22:06:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-13 22:06:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 22:06:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-10-13 22:06:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-13 22:06:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-13 22:06:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-13 22:06:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-13 22:06:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-13 22:06:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 22:06:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-13 22:06:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-13 22:06:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-13 22:06:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 22:06:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 22:06:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 22:06:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 22:06:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_register [2019-10-13 22:06:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-10-13 22:06:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-10-13 22:06:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-10-13 22:06:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2019-10-13 22:06:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_register_13 [2019-10-13 22:06:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-13 22:06:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_14 [2019-10-13 22:06:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-13 22:06:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-13 22:06:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 22:06:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-13 22:06:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 22:06:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 22:06:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 22:06:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:06:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 22:06:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 22:06:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 22:06:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 22:06:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 22:06:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 22:06:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 22:06:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 22:06:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 22:06:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-10-13 22:06:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_unit_power [2019-10-13 22:06:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_clock [2019-10-13 22:06:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_find_clock [2019-10-13 22:06:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_misc_control [2019-10-13 22:06:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_modify_reg [2019-10-13 22:06:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_add [2019-10-13 22:06:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_remove [2019-10-13 22:06:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dump_gate [2019-10-13 22:06:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_sync_regs [2019-10-13 22:06:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_mdelay [2019-10-13 22:06:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 22:06:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 22:06:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 22:06:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_clock [2019-10-13 22:06:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_pll [2019-10-13 22:06:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_select_clock [2019-10-13 22:06:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm_device [2019-10-13 22:06:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_device_release [2019-10-13 22:06:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subdev [2019-10-13 22:06:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_device [2019-10-13 22:06:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subio [2019-10-13 22:06:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_mem [2019-10-13 22:06:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_irq [2019-10-13 22:06:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_usbhost [2019-10-13 22:06:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_setup_uart_data [2019-10-13 22:06:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_uart [2019-10-13 22:06:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_display [2019-10-13 22:06:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm501_gpio [2019-10-13 22:06:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_to_dev [2019-10-13 22:06:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_get [2019-10-13 22:06:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_ensure_gpio [2019-10-13 22:06:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_set [2019-10-13 22:06:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_input [2019-10-13 22:06:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_output [2019-10-13 22:06:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_register_chip [2019-10-13 22:06:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio [2019-10-13 22:06:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_remove [2019-10-13 22:06:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_pin2nr [2019-10-13 22:06:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_isregistered [2019-10-13 22:06:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c_instance [2019-10-13 22:06:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c [2019-10-13 22:06:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dbg_regs [2019-10-13 22:06:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_reg [2019-10-13 22:06:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_regs [2019-10-13 22:06:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_check_clocks [2019-10-13 22:06:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_dev [2019-10-13 22:06:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_probe [2019-10-13 22:06:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_power [2019-10-13 22:06:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:06:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-13 22:06:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_suspend [2019-10-13 22:06:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_resume [2019-10-13 22:06:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_probe [2019-10-13 22:06:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_remove_sub [2019-10-13 22:06:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dev_remove [2019-10-13 22:06:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_remove [2019-10-13 22:06:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_remove [2019-10-13 22:06:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_init [2019-10-13 22:06:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_exit [2019-10-13 22:06:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 22:06:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 22:06:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:06:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 22:06:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 22:06:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-10-13 22:06:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 22:06:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-13 22:06:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-13 22:06:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 22:06:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-13 22:06:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 22:06:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 22:06:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 22:06:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 22:06:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 22:06:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 22:06:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 22:06:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 22:06:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:06:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 22:06:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 22:06:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:06:35,210 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:06:35,211 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:06:35,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:06:35 BoogieIcfgContainer [2019-10-13 22:06:35,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:06:35,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:06:35,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:06:35,218 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:06:35,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:06:12" (1/3) ... [2019-10-13 22:06:35,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374c6649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:06:35, skipping insertion in model container [2019-10-13 22:06:35,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:14" (2/3) ... [2019-10-13 22:06:35,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374c6649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:06:35, skipping insertion in model container [2019-10-13 22:06:35,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:06:35" (3/3) ... [2019-10-13 22:06:35,225 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-10-13 22:06:35,235 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:06:35,246 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:06:35,258 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:06:35,289 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:06:35,290 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:06:35,290 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:06:35,290 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:06:35,290 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:06:35,290 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:06:35,290 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:06:35,290 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:06:35,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states. [2019-10-13 22:06:35,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-13 22:06:35,339 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:06:35,340 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] [2019-10-13 22:06:35,342 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:06:35,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:06:35,349 INFO L82 PathProgramCache]: Analyzing trace with hash -57668351, now seen corresponding path program 1 times [2019-10-13 22:06:35,358 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:06:35,358 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552961312] [2019-10-13 22:06:35,359 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:35,359 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:35,359 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:06:35,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:06:36,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:06:36,193 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552961312] [2019-10-13 22:06:36,194 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:06:36,194 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:06:36,195 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11275784] [2019-10-13 22:06:36,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:06:36,200 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:06:36,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:06:36,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:06:36,218 INFO L87 Difference]: Start difference. First operand 1037 states. Second operand 3 states. [2019-10-13 22:06:38,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:06:38,862 INFO L93 Difference]: Finished difference Result 2790 states and 3765 transitions. [2019-10-13 22:06:38,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:06:38,864 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-10-13 22:06:38,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:06:38,912 INFO L225 Difference]: With dead ends: 2790 [2019-10-13 22:06:38,913 INFO L226 Difference]: Without dead ends: 1841 [2019-10-13 22:06:38,928 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 [2019-10-13 22:06:38,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2019-10-13 22:06:39,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1837. [2019-10-13 22:06:39,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1837 states. [2019-10-13 22:06:39,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1837 states and 2435 transitions. [2019-10-13 22:06:39,165 INFO L78 Accepts]: Start accepts. Automaton has 1837 states and 2435 transitions. Word has length 34 [2019-10-13 22:06:39,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:06:39,168 INFO L462 AbstractCegarLoop]: Abstraction has 1837 states and 2435 transitions. [2019-10-13 22:06:39,168 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:06:39,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2435 transitions. [2019-10-13 22:06:39,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-13 22:06:39,182 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:06:39,182 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] [2019-10-13 22:06:39,182 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:06:39,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:06:39,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1774932175, now seen corresponding path program 1 times [2019-10-13 22:06:39,183 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:06:39,183 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443118314] [2019-10-13 22:06:39,183 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:39,183 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:39,183 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:06:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:06:39,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:06:39,468 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443118314] [2019-10-13 22:06:39,468 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:06:39,468 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:06:39,469 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126444085] [2019-10-13 22:06:39,470 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:06:39,471 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:06:39,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:06:39,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:06:39,471 INFO L87 Difference]: Start difference. First operand 1837 states and 2435 transitions. Second operand 3 states. [2019-10-13 22:06:41,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:06:41,932 INFO L93 Difference]: Finished difference Result 1885 states and 2477 transitions. [2019-10-13 22:06:41,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:06:41,933 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-10-13 22:06:41,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:06:41,946 INFO L225 Difference]: With dead ends: 1885 [2019-10-13 22:06:41,946 INFO L226 Difference]: Without dead ends: 1881 [2019-10-13 22:06:41,949 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 [2019-10-13 22:06:41,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1881 states. [2019-10-13 22:06:42,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1881 to 1879. [2019-10-13 22:06:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1879 states. [2019-10-13 22:06:42,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1879 states and 2470 transitions. [2019-10-13 22:06:42,036 INFO L78 Accepts]: Start accepts. Automaton has 1879 states and 2470 transitions. Word has length 38 [2019-10-13 22:06:42,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:06:42,037 INFO L462 AbstractCegarLoop]: Abstraction has 1879 states and 2470 transitions. [2019-10-13 22:06:42,037 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:06:42,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2470 transitions. [2019-10-13 22:06:42,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-13 22:06:42,040 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:06:42,040 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] [2019-10-13 22:06:42,041 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:06:42,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:06:42,041 INFO L82 PathProgramCache]: Analyzing trace with hash 810965644, now seen corresponding path program 1 times [2019-10-13 22:06:42,042 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:06:42,042 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532505164] [2019-10-13 22:06:42,042 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:42,042 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:42,042 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:06:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:06:42,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:06:42,438 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532505164] [2019-10-13 22:06:42,439 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:06:42,439 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:06:42,439 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268826493] [2019-10-13 22:06:42,440 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:06:42,440 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:06:42,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:06:42,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:06:42,441 INFO L87 Difference]: Start difference. First operand 1879 states and 2470 transitions. Second operand 3 states. [2019-10-13 22:06:44,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:06:44,961 INFO L93 Difference]: Finished difference Result 1881 states and 2471 transitions. [2019-10-13 22:06:44,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:06:44,962 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-10-13 22:06:44,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:06:44,976 INFO L225 Difference]: With dead ends: 1881 [2019-10-13 22:06:44,976 INFO L226 Difference]: Without dead ends: 1878 [2019-10-13 22:06:44,978 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 [2019-10-13 22:06:44,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1878 states. [2019-10-13 22:06:45,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1878 to 1878. [2019-10-13 22:06:45,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1878 states. [2019-10-13 22:06:45,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1878 states and 2468 transitions. [2019-10-13 22:06:45,103 INFO L78 Accepts]: Start accepts. Automaton has 1878 states and 2468 transitions. Word has length 39 [2019-10-13 22:06:45,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:06:45,104 INFO L462 AbstractCegarLoop]: Abstraction has 1878 states and 2468 transitions. [2019-10-13 22:06:45,104 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:06:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2468 transitions. [2019-10-13 22:06:45,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-13 22:06:45,107 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:06:45,107 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] [2019-10-13 22:06:45,108 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:06:45,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:06:45,108 INFO L82 PathProgramCache]: Analyzing trace with hash -630575724, now seen corresponding path program 1 times [2019-10-13 22:06:45,108 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:06:45,108 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923850385] [2019-10-13 22:06:45,108 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:45,109 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:45,109 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:06:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:06:45,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:06:45,431 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923850385] [2019-10-13 22:06:45,432 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:06:45,432 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:06:45,432 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5973063] [2019-10-13 22:06:45,433 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:06:45,433 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:06:45,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:06:45,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:06:45,434 INFO L87 Difference]: Start difference. First operand 1878 states and 2468 transitions. Second operand 3 states. [2019-10-13 22:06:48,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:06:48,135 INFO L93 Difference]: Finished difference Result 1880 states and 2469 transitions. [2019-10-13 22:06:48,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:06:48,136 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-10-13 22:06:48,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:06:48,148 INFO L225 Difference]: With dead ends: 1880 [2019-10-13 22:06:48,149 INFO L226 Difference]: Without dead ends: 1877 [2019-10-13 22:06:48,150 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 [2019-10-13 22:06:48,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1877 states. [2019-10-13 22:06:48,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1877 to 1877. [2019-10-13 22:06:48,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1877 states. [2019-10-13 22:06:48,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1877 states and 2466 transitions. [2019-10-13 22:06:48,250 INFO L78 Accepts]: Start accepts. Automaton has 1877 states and 2466 transitions. Word has length 40 [2019-10-13 22:06:48,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:06:48,251 INFO L462 AbstractCegarLoop]: Abstraction has 1877 states and 2466 transitions. [2019-10-13 22:06:48,251 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:06:48,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2466 transitions. [2019-10-13 22:06:48,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-13 22:06:48,253 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:06:48,253 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] [2019-10-13 22:06:48,254 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:06:48,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:06:48,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1926286991, now seen corresponding path program 1 times [2019-10-13 22:06:48,254 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:06:48,255 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306263086] [2019-10-13 22:06:48,255 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:48,255 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:48,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:06:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:06:48,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:06:48,463 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306263086] [2019-10-13 22:06:48,463 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:06:48,463 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:06:48,463 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485065232] [2019-10-13 22:06:48,464 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:06:48,464 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:06:48,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:06:48,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:06:48,465 INFO L87 Difference]: Start difference. First operand 1877 states and 2466 transitions. Second operand 3 states.