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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -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-fea9116 [2019-09-20 13:43:11,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:43:11,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:43:11,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:43:11,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:43:11,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:43:11,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:43:11,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:43:11,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:43:11,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:43:11,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:43:11,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:43:11,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:43:11,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:43:11,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:43:11,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:43:11,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:43:11,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:43:11,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:43:11,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:43:11,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:43:11,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:43:11,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:43:11,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:43:11,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:43:11,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:43:11,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:43:11,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:43:11,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:43:11,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:43:11,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:43:11,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:43:11,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:43:11,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:43:11,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:43:11,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:43:11,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:43:11,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:43:11,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:43:11,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:43:11,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:43:11,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-20 13:43:11,376 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:43:11,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:43:11,377 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:43:11,377 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:43:11,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:43:11,378 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:43:11,378 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:43:11,378 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:43:11,379 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:43:11,379 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:43:11,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:43:11,380 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:43:11,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:43:11,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:43:11,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:43:11,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:43:11,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:43:11,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:43:11,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:43:11,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:43:11,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:43:11,382 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:43:11,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:43:11,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:43:11,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:43:11,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:43:11,383 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:43:11,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:43:11,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:43:11,383 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:43:11,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:43:11,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:43:11,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:43:11,440 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:43:11,440 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:43:11,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-09-20 13:43:11,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200a296b4/79af7fee962f403b864889ed66a8f47f/FLAGdc045e9e9 [2019-09-20 13:43:12,371 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:43:12,371 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-09-20 13:43:12,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200a296b4/79af7fee962f403b864889ed66a8f47f/FLAGdc045e9e9 [2019-09-20 13:43:12,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200a296b4/79af7fee962f403b864889ed66a8f47f [2019-09-20 13:43:12,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:43:12,868 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:43:12,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:43:12,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:43:12,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:43:12,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:43:12" (1/1) ... [2019-09-20 13:43:12,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b2f843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:12, skipping insertion in model container [2019-09-20 13:43:12,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:43:12" (1/1) ... [2019-09-20 13:43:12,884 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:43:13,006 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:43:14,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:43:14,523 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:43:15,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:43:15,349 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:43:15,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15 WrapperNode [2019-09-20 13:43:15,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:43:15,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:43:15,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:43:15,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:43:15,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15" (1/1) ... [2019-09-20 13:43:15,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15" (1/1) ... [2019-09-20 13:43:15,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15" (1/1) ... [2019-09-20 13:43:15,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15" (1/1) ... [2019-09-20 13:43:15,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15" (1/1) ... [2019-09-20 13:43:15,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15" (1/1) ... [2019-09-20 13:43:15,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15" (1/1) ... [2019-09-20 13:43:15,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:43:15,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:43:15,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:43:15,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:43:15,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15" (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 [2019-09-20 13:43:15,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:43:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:43:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-20 13:43:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-20 13:43:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-20 13:43:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-20 13:43:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 13:43:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-20 13:43:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-09-20 13:43:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-09-20 13:43:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-09-20 13:43:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-09-20 13:43:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-09-20 13:43:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-09-20 13:43:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 13:43:15,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 13:43:15,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 13:43:15,789 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:43:15,789 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 13:43:15,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-20 13:43:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-20 13:43:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dump_gate [2019-09-20 13:43:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_sync_regs [2019-09-20 13:43:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_mdelay [2019-09-20 13:43:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_misc_control [2019-09-20 13:43:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_modify_reg [2019-09-20 13:43:15,791 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_unit_power [2019-09-20 13:43:15,791 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_clock [2019-09-20 13:43:15,791 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_pll [2019-09-20 13:43:15,791 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_select_clock [2019-09-20 13:43:15,791 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_clock [2019-09-20 13:43:15,791 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_find_clock [2019-09-20 13:43:15,791 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm_device [2019-09-20 13:43:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_device_release [2019-09-20 13:43:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subdev [2019-09-20 13:43:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_device [2019-09-20 13:43:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subio [2019-09-20 13:43:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_mem [2019-09-20 13:43:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_irq [2019-09-20 13:43:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_usbhost [2019-09-20 13:43:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_setup_uart_data [2019-09-20 13:43:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_uart [2019-09-20 13:43:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_display [2019-09-20 13:43:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm501_gpio [2019-09-20 13:43:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_to_dev [2019-09-20 13:43:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_get [2019-09-20 13:43:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_ensure_gpio [2019-09-20 13:43:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_set [2019-09-20 13:43:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_input [2019-09-20 13:43:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_output [2019-09-20 13:43:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_register_chip [2019-09-20 13:43:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio [2019-09-20 13:43:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_remove [2019-09-20 13:43:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_pin2nr [2019-09-20 13:43:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_isregistered [2019-09-20 13:43:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c_instance [2019-09-20 13:43:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c [2019-09-20 13:43:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dbg_regs [2019-09-20 13:43:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_reg [2019-09-20 13:43:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_regs [2019-09-20 13:43:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_check_clocks [2019-09-20 13:43:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_dev [2019-09-20 13:43:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_probe [2019-09-20 13:43:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_power [2019-09-20 13:43:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_suspend [2019-09-20 13:43:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_resume [2019-09-20 13:43:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_probe [2019-09-20 13:43:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_remove_sub [2019-09-20 13:43:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dev_remove [2019-09-20 13:43:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_remove [2019-09-20 13:43:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_remove [2019-09-20 13:43:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_init [2019-09-20 13:43:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_exit [2019-09-20 13:43:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:43:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-09-20 13:43:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-09-20 13:43:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-09-20 13:43:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-09-20 13:43:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-09-20 13:43:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-09-20 13:43:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-09-20 13:43:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-09-20 13:43:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-09-20 13:43:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-09-20 13:43:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-09-20 13:43:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2019-09-20 13:43:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_register_13 [2019-09-20 13:43:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_14 [2019-09-20 13:43:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 13:43:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 13:43:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-20 13:43:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-20 13:43:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-20 13:43:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-20 13:43:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-20 13:43:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-20 13:43:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-20 13:43:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-20 13:43:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-20 13:43:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-20 13:43:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-20 13:43:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-20 13:43:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-20 13:43:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-20 13:43:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-20 13:43:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:43:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:43:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-20 13:43:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-20 13:43:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-20 13:43:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-20 13:43:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-20 13:43:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 13:43:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-20 13:43:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-20 13:43:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-20 13:43:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:43:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-20 13:43:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 13:43:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 13:43:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-09-20 13:43:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-09-20 13:43:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_add [2019-09-20 13:43:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_remove [2019-09-20 13:43:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-09-20 13:43:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-09-20 13:43:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-20 13:43:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-20 13:43:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-20 13:43:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-20 13:43:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-20 13:43:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-20 13:43:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-20 13:43:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-09-20 13:43:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-20 13:43:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_register [2019-09-20 13:43:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-09-20 13:43:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2019-09-20 13:43:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-09-20 13:43:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-09-20 13:43:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-09-20 13:43:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 13:43:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2019-09-20 13:43:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:43:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:43:15,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:43:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 13:43:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 13:43:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-20 13:43:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-20 13:43:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-20 13:43:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:43:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-20 13:43:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-20 13:43:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:43:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-20 13:43:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-20 13:43:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-20 13:43:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-09-20 13:43:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-20 13:43:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-09-20 13:43:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-09-20 13:43:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-09-20 13:43:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-09-20 13:43:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-09-20 13:43:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2019-09-20 13:43:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-20 13:43:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-09-20 13:43:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-09-20 13:43:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-09-20 13:43:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-09-20 13:43:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-09-20 13:43:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-20 13:43:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-20 13:43:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-20 13:43:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-20 13:43:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-20 13:43:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:43:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 13:43:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-20 13:43:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:43:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 13:43:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-20 13:43:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2019-09-20 13:43:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-09-20 13:43:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:43:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-20 13:43:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-09-20 13:43:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-09-20 13:43:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-09-20 13:43:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-09-20 13:43:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-09-20 13:43:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-20 13:43:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-20 13:43:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-09-20 13:43:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-09-20 13:43:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 13:43:15,820 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 13:43:15,820 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-20 13:43:15,820 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-20 13:43:15,820 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_register [2019-09-20 13:43:15,820 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-09-20 13:43:15,820 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-09-20 13:43:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-09-20 13:43:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2019-09-20 13:43:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_register_13 [2019-09-20 13:43:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-09-20 13:43:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_14 [2019-09-20 13:43:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-09-20 13:43:15,821 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-09-20 13:43:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-20 13:43:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-20 13:43:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-20 13:43:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-20 13:43:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:43:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 13:43:15,822 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:43:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 13:43:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 13:43:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:43:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 13:43:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:43:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 13:43:15,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-20 13:43:15,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-20 13:43:15,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-09-20 13:43:15,824 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_unit_power [2019-09-20 13:43:15,824 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_clock [2019-09-20 13:43:15,824 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_find_clock [2019-09-20 13:43:15,824 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_misc_control [2019-09-20 13:43:15,824 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_modify_reg [2019-09-20 13:43:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_add [2019-09-20 13:43:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_remove [2019-09-20 13:43:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dump_gate [2019-09-20 13:43:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_sync_regs [2019-09-20 13:43:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_mdelay [2019-09-20 13:43:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:43:15,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:43:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:43:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_clock [2019-09-20 13:43:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_pll [2019-09-20 13:43:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_select_clock [2019-09-20 13:43:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm_device [2019-09-20 13:43:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_device_release [2019-09-20 13:43:15,826 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subdev [2019-09-20 13:43:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_device [2019-09-20 13:43:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subio [2019-09-20 13:43:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_mem [2019-09-20 13:43:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_irq [2019-09-20 13:43:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_usbhost [2019-09-20 13:43:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_setup_uart_data [2019-09-20 13:43:15,827 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_uart [2019-09-20 13:43:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_display [2019-09-20 13:43:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm501_gpio [2019-09-20 13:43:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_to_dev [2019-09-20 13:43:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_get [2019-09-20 13:43:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_ensure_gpio [2019-09-20 13:43:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_set [2019-09-20 13:43:15,828 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_input [2019-09-20 13:43:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_output [2019-09-20 13:43:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_register_chip [2019-09-20 13:43:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio [2019-09-20 13:43:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_remove [2019-09-20 13:43:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_pin2nr [2019-09-20 13:43:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_isregistered [2019-09-20 13:43:15,829 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c_instance [2019-09-20 13:43:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c [2019-09-20 13:43:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dbg_regs [2019-09-20 13:43:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_reg [2019-09-20 13:43:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_regs [2019-09-20 13:43:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_check_clocks [2019-09-20 13:43:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_dev [2019-09-20 13:43:15,830 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_probe [2019-09-20 13:43:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_power [2019-09-20 13:43:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-20 13:43:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-20 13:43:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_suspend [2019-09-20 13:43:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_resume [2019-09-20 13:43:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_probe [2019-09-20 13:43:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_remove_sub [2019-09-20 13:43:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dev_remove [2019-09-20 13:43:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_remove [2019-09-20 13:43:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_remove [2019-09-20 13:43:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_init [2019-09-20 13:43:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_exit [2019-09-20 13:43:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:43:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:43:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:43:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 13:43:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-20 13:43:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-09-20 13:43:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-20 13:43:15,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-20 13:43:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-20 13:43:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-20 13:43:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-20 13:43:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-20 13:43:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-20 13:43:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-20 13:43:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-20 13:43:15,835 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:43:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:43:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:43:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:43:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:43:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:43:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:43:15,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:43:24,375 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:43:24,376 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:43:24,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:43:24 BoogieIcfgContainer [2019-09-20 13:43:24,378 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:43:24,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:43:24,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:43:24,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:43:24,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:43:12" (1/3) ... [2019-09-20 13:43:24,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@621b1841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:43:24, skipping insertion in model container [2019-09-20 13:43:24,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:15" (2/3) ... [2019-09-20 13:43:24,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@621b1841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:43:24, skipping insertion in model container [2019-09-20 13:43:24,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:43:24" (3/3) ... [2019-09-20 13:43:24,388 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-09-20 13:43:24,403 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:43:24,414 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:43:24,434 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:43:24,466 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:43:24,466 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-20 13:43:24,466 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:43:24,467 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:43:24,467 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:43:24,467 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:43:24,467 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:43:24,467 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:43:24,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states. [2019-09-20 13:43:24,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-09-20 13:43:24,526 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:24,527 INFO L407 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] [2019-09-20 13:43:24,530 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:24,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:24,537 INFO L82 PathProgramCache]: Analyzing trace with hash -190337679, now seen corresponding path program 1 times [2019-09-20 13:43:24,540 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:24,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:24,637 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:24,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:24,638 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:25,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:25,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:25,354 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:25,354 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:25,354 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:25,363 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:25,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:25,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:25,382 INFO L87 Difference]: Start difference. First operand 1270 states. Second operand 3 states. [2019-09-20 13:43:28,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:28,195 INFO L93 Difference]: Finished difference Result 2213 states and 2914 transitions. [2019-09-20 13:43:28,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:28,197 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-09-20 13:43:28,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:28,247 INFO L225 Difference]: With dead ends: 2213 [2019-09-20 13:43:28,248 INFO L226 Difference]: Without dead ends: 2206 [2019-09-20 13:43:28,250 INFO L636 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 [2019-09-20 13:43:28,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2206 states. [2019-09-20 13:43:28,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2206 to 2202. [2019-09-20 13:43:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2202 states. [2019-09-20 13:43:28,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 2904 transitions. [2019-09-20 13:43:28,486 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 2904 transitions. Word has length 39 [2019-09-20 13:43:28,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:28,487 INFO L475 AbstractCegarLoop]: Abstraction has 2202 states and 2904 transitions. [2019-09-20 13:43:28,487 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2904 transitions. [2019-09-20 13:43:28,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-09-20 13:43:28,492 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:28,493 INFO L407 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, 1, 1, 1, 1] [2019-09-20 13:43:28,493 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:28,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:28,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1144144516, now seen corresponding path program 1 times [2019-09-20 13:43:28,494 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:28,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:28,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:28,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:28,506 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:28,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:28,765 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:28,765 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:28,765 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:28,768 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:28,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:28,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:28,771 INFO L87 Difference]: Start difference. First operand 2202 states and 2904 transitions. Second operand 3 states. [2019-09-20 13:43:29,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:29,173 INFO L93 Difference]: Finished difference Result 2213 states and 2916 transitions. [2019-09-20 13:43:29,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:29,174 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-09-20 13:43:29,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:29,192 INFO L225 Difference]: With dead ends: 2213 [2019-09-20 13:43:29,192 INFO L226 Difference]: Without dead ends: 2213 [2019-09-20 13:43:29,195 INFO L636 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 [2019-09-20 13:43:29,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2019-09-20 13:43:29,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 2202. [2019-09-20 13:43:29,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2202 states. [2019-09-20 13:43:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 2903 transitions. [2019-09-20 13:43:29,300 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 2903 transitions. Word has length 45 [2019-09-20 13:43:29,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:29,300 INFO L475 AbstractCegarLoop]: Abstraction has 2202 states and 2903 transitions. [2019-09-20 13:43:29,300 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:29,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2903 transitions. [2019-09-20 13:43:29,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-09-20 13:43:29,306 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:29,306 INFO L407 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, 1, 1, 1, 1] [2019-09-20 13:43:29,306 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:29,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:29,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1201402818, now seen corresponding path program 1 times [2019-09-20 13:43:29,307 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:29,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:29,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:29,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:29,324 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:29,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:29,662 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:29,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:29,663 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:29,664 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:29,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:29,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:29,665 INFO L87 Difference]: Start difference. First operand 2202 states and 2903 transitions. Second operand 3 states. [2019-09-20 13:43:32,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:32,206 INFO L93 Difference]: Finished difference Result 2258 states and 2951 transitions. [2019-09-20 13:43:32,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:32,207 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-09-20 13:43:32,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:32,224 INFO L225 Difference]: With dead ends: 2258 [2019-09-20 13:43:32,224 INFO L226 Difference]: Without dead ends: 2258 [2019-09-20 13:43:32,224 INFO L636 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 [2019-09-20 13:43:32,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2258 states. [2019-09-20 13:43:32,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2258 to 2256. [2019-09-20 13:43:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2256 states. [2019-09-20 13:43:32,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 2256 states and 2950 transitions. [2019-09-20 13:43:32,300 INFO L78 Accepts]: Start accepts. Automaton has 2256 states and 2950 transitions. Word has length 45 [2019-09-20 13:43:32,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:32,301 INFO L475 AbstractCegarLoop]: Abstraction has 2256 states and 2950 transitions. [2019-09-20 13:43:32,301 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 2950 transitions. [2019-09-20 13:43:32,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-20 13:43:32,308 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:32,308 INFO L407 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, 1, 1, 1, 1, 1] [2019-09-20 13:43:32,308 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:32,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:32,308 INFO L82 PathProgramCache]: Analyzing trace with hash -1411930085, now seen corresponding path program 1 times [2019-09-20 13:43:32,309 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:32,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:32,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:32,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:32,322 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:32,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:32,561 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:32,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:32,561 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:32,561 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:32,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:32,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:32,563 INFO L87 Difference]: Start difference. First operand 2256 states and 2950 transitions. Second operand 3 states. [2019-09-20 13:43:34,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:34,971 INFO L93 Difference]: Finished difference Result 2255 states and 2948 transitions. [2019-09-20 13:43:34,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:34,972 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-09-20 13:43:34,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:34,988 INFO L225 Difference]: With dead ends: 2255 [2019-09-20 13:43:34,988 INFO L226 Difference]: Without dead ends: 2255 [2019-09-20 13:43:34,993 INFO L636 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 [2019-09-20 13:43:34,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2019-09-20 13:43:35,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 2255. [2019-09-20 13:43:35,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2255 states. [2019-09-20 13:43:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 2948 transitions. [2019-09-20 13:43:35,080 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 2948 transitions. Word has length 46 [2019-09-20 13:43:35,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:35,082 INFO L475 AbstractCegarLoop]: Abstraction has 2255 states and 2948 transitions. [2019-09-20 13:43:35,082 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:35,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2948 transitions. [2019-09-20 13:43:35,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-20 13:43:35,085 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:35,086 INFO L407 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, 1, 1, 1, 1, 1, 1] [2019-09-20 13:43:35,086 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:35,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:35,087 INFO L82 PathProgramCache]: Analyzing trace with hash -820866587, now seen corresponding path program 1 times [2019-09-20 13:43:35,087 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:35,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:35,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:35,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:35,100 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:35,404 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:35,404 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:35,404 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:35,405 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:35,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:35,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:35,406 INFO L87 Difference]: Start difference. First operand 2255 states and 2948 transitions. Second operand 3 states. [2019-09-20 13:43:37,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:37,794 INFO L93 Difference]: Finished difference Result 2254 states and 2946 transitions. [2019-09-20 13:43:37,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:37,795 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-20 13:43:37,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:37,813 INFO L225 Difference]: With dead ends: 2254 [2019-09-20 13:43:37,814 INFO L226 Difference]: Without dead ends: 2254 [2019-09-20 13:43:37,814 INFO L636 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 [2019-09-20 13:43:37,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2019-09-20 13:43:37,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2019-09-20 13:43:37,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2254 states. [2019-09-20 13:43:37,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 2946 transitions. [2019-09-20 13:43:37,922 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 2946 transitions. Word has length 47 [2019-09-20 13:43:37,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:37,922 INFO L475 AbstractCegarLoop]: Abstraction has 2254 states and 2946 transitions. [2019-09-20 13:43:37,922 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:37,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2946 transitions. [2019-09-20 13:43:37,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-09-20 13:43:37,926 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:37,926 INFO L407 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, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:43:37,927 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:37,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:37,927 INFO L82 PathProgramCache]: Analyzing trace with hash 322237534, now seen corresponding path program 1 times [2019-09-20 13:43:37,927 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:37,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:37,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:37,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:37,942 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:38,229 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:38,229 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:38,229 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:38,230 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:38,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:38,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:38,232 INFO L87 Difference]: Start difference. First operand 2254 states and 2946 transitions. Second operand 3 states. [2019-09-20 13:43:40,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:40,517 INFO L93 Difference]: Finished difference Result 2253 states and 2944 transitions. [2019-09-20 13:43:40,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:40,690 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-09-20 13:43:40,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:40,708 INFO L225 Difference]: With dead ends: 2253 [2019-09-20 13:43:40,709 INFO L226 Difference]: Without dead ends: 2231 [2019-09-20 13:43:40,709 INFO L636 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 [2019-09-20 13:43:40,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2019-09-20 13:43:40,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 2231. [2019-09-20 13:43:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2231 states. [2019-09-20 13:43:40,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 2231 states and 2921 transitions. [2019-09-20 13:43:40,848 INFO L78 Accepts]: Start accepts. Automaton has 2231 states and 2921 transitions. Word has length 48 [2019-09-20 13:43:40,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:40,849 INFO L475 AbstractCegarLoop]: Abstraction has 2231 states and 2921 transitions. [2019-09-20 13:43:40,849 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:40,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2921 transitions. [2019-09-20 13:43:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-09-20 13:43:40,876 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:40,876 INFO L407 BasicCegarLoop]: trace histogram [11, 11, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:43:40,877 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:40,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:40,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1966326581, now seen corresponding path program 1 times [2019-09-20 13:43:40,878 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:40,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:40,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:40,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:40,892 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:41,461 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-09-20 13:43:41,461 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:41,461 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:41,462 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:41,463 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:41,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:41,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:41,464 INFO L87 Difference]: Start difference. First operand 2231 states and 2921 transitions. Second operand 3 states. [2019-09-20 13:43:41,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:41,775 INFO L93 Difference]: Finished difference Result 4069 states and 5306 transitions. [2019-09-20 13:43:41,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:41,775 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2019-09-20 13:43:41,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:41,801 INFO L225 Difference]: With dead ends: 4069 [2019-09-20 13:43:41,801 INFO L226 Difference]: Without dead ends: 4069 [2019-09-20 13:43:41,802 INFO L636 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 [2019-09-20 13:43:41,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4069 states. [2019-09-20 13:43:41,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4069 to 4056. [2019-09-20 13:43:41,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4056 states. [2019-09-20 13:43:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 4056 states and 5292 transitions. [2019-09-20 13:43:41,960 INFO L78 Accepts]: Start accepts. Automaton has 4056 states and 5292 transitions. Word has length 232 [2019-09-20 13:43:41,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:41,960 INFO L475 AbstractCegarLoop]: Abstraction has 4056 states and 5292 transitions. [2019-09-20 13:43:41,960 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 4056 states and 5292 transitions. [2019-09-20 13:43:41,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-09-20 13:43:41,978 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:41,979 INFO L407 BasicCegarLoop]: trace histogram [11, 11, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:43:41,980 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:41,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:41,980 INFO L82 PathProgramCache]: Analyzing trace with hash -2043878841, now seen corresponding path program 1 times [2019-09-20 13:43:41,980 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:41,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:41,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:41,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:41,989 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:42,330 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-09-20 13:43:42,331 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:42,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:42,331 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:42,332 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:42,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:42,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:42,333 INFO L87 Difference]: Start difference. First operand 4056 states and 5292 transitions. Second operand 3 states. [2019-09-20 13:43:44,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:44,809 INFO L93 Difference]: Finished difference Result 6016 states and 7839 transitions. [2019-09-20 13:43:44,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:44,810 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 262 [2019-09-20 13:43:44,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:44,846 INFO L225 Difference]: With dead ends: 6016 [2019-09-20 13:43:44,846 INFO L226 Difference]: Without dead ends: 6016 [2019-09-20 13:43:44,847 INFO L636 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 [2019-09-20 13:43:44,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6016 states. [2019-09-20 13:43:45,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6016 to 6003. [2019-09-20 13:43:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6003 states. [2019-09-20 13:43:45,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6003 states to 6003 states and 7825 transitions. [2019-09-20 13:43:45,087 INFO L78 Accepts]: Start accepts. Automaton has 6003 states and 7825 transitions. Word has length 262 [2019-09-20 13:43:45,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:45,088 INFO L475 AbstractCegarLoop]: Abstraction has 6003 states and 7825 transitions. [2019-09-20 13:43:45,088 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:45,090 INFO L276 IsEmpty]: Start isEmpty. Operand 6003 states and 7825 transitions. [2019-09-20 13:43:45,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-09-20 13:43:45,118 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:45,118 INFO L407 BasicCegarLoop]: trace histogram [11, 11, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:43:45,118 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:45,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:45,119 INFO L82 PathProgramCache]: Analyzing trace with hash 523206584, now seen corresponding path program 1 times [2019-09-20 13:43:45,119 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:45,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:45,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:45,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:45,129 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2019-09-20 13:43:46,242 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:46,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:46,243 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:46,243 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:46,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:46,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:46,244 INFO L87 Difference]: Start difference. First operand 6003 states and 7825 transitions. Second operand 3 states. [2019-09-20 13:43:46,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:46,626 INFO L93 Difference]: Finished difference Result 8155 states and 10636 transitions. [2019-09-20 13:43:46,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:46,626 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2019-09-20 13:43:46,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:46,700 INFO L225 Difference]: With dead ends: 8155 [2019-09-20 13:43:46,701 INFO L226 Difference]: Without dead ends: 8155 [2019-09-20 13:43:46,701 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:46,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8155 states.