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 0.1.24-673a906-m [2019-10-02 23:32:14,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 23:32:14,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 23:32:14,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 23:32:14,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 23:32:14,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 23:32:14,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 23:32:14,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 23:32:14,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 23:32:14,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 23:32:14,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 23:32:14,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 23:32:14,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 23:32:14,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 23:32:14,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 23:32:14,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 23:32:14,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 23:32:14,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 23:32:14,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 23:32:14,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 23:32:14,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 23:32:14,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 23:32:14,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 23:32:14,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 23:32:14,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 23:32:14,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 23:32:14,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 23:32:14,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 23:32:14,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 23:32:14,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 23:32:14,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 23:32:14,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 23:32:14,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 23:32:14,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 23:32:14,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 23:32:14,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 23:32:14,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 23:32:14,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 23:32:14,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 23:32:14,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 23:32:14,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 23:32:14,918 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 [2019-10-02 23:32:14,933 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 23:32:14,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 23:32:14,934 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-02 23:32:14,934 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-02 23:32:14,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-02 23:32:14,935 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-02 23:32:14,936 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-02 23:32:14,936 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-02 23:32:14,936 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-02 23:32:14,936 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-02 23:32:14,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 23:32:14,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 23:32:14,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 23:32:14,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 23:32:14,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 23:32:14,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 23:32:14,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 23:32:14,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 23:32:14,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 23:32:14,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 23:32:14,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 23:32:14,939 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-02 23:32:14,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 23:32:14,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 23:32:14,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 23:32:14,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 23:32:14,941 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-02 23:32:14,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 23:32:14,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 23:32:14,941 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-02 23:32:14,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 23:32:14,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 23:32:14,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 23:32:14,993 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 23:32:14,994 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 23:32:14,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-10-02 23:32:15,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2903fb01/8e755f2aaf9a4fb6bcaf9c72ec68f059/FLAGccba204c3 [2019-10-02 23:32:15,911 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 23:32:15,912 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-10-02 23:32:15,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2903fb01/8e755f2aaf9a4fb6bcaf9c72ec68f059/FLAGccba204c3 [2019-10-02 23:32:16,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2903fb01/8e755f2aaf9a4fb6bcaf9c72ec68f059 [2019-10-02 23:32:16,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 23:32:16,431 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 23:32:16,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 23:32:16,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 23:32:16,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 23:32:16,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:32:16" (1/1) ... [2019-10-02 23:32:16,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41df24ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:16, skipping insertion in model container [2019-10-02 23:32:16,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:32:16" (1/1) ... [2019-10-02 23:32:16,452 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 23:32:16,624 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 23:32:18,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:32:18,571 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 23:32:18,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:32:19,199 INFO L192 MainTranslator]: Completed translation [2019-10-02 23:32:19,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19 WrapperNode [2019-10-02 23:32:19,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 23:32:19,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 23:32:19,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 23:32:19,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 23:32:19,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19" (1/1) ... [2019-10-02 23:32:19,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19" (1/1) ... [2019-10-02 23:32:19,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19" (1/1) ... [2019-10-02 23:32:19,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19" (1/1) ... [2019-10-02 23:32:19,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19" (1/1) ... [2019-10-02 23:32:19,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19" (1/1) ... [2019-10-02 23:32:19,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19" (1/1) ... [2019-10-02 23:32:19,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 23:32:19,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 23:32:19,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 23:32:19,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 23:32:19,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 23:32:19,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 23:32:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 23:32:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 23:32:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-02 23:32:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-02 23:32:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-02 23:32:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 23:32:19,607 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 23:32:19,607 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-10-02 23:32:19,607 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-02 23:32:19,607 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-02 23:32:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-02 23:32:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-10-02 23:32:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-10-02 23:32:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 23:32:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 23:32:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-02 23:32:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 23:32:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-02 23:32:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 23:32:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 23:32:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dump_gate [2019-10-02 23:32:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_sync_regs [2019-10-02 23:32:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_mdelay [2019-10-02 23:32:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_misc_control [2019-10-02 23:32:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_modify_reg [2019-10-02 23:32:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_unit_power [2019-10-02 23:32:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_clock [2019-10-02 23:32:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_pll [2019-10-02 23:32:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_select_clock [2019-10-02 23:32:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_clock [2019-10-02 23:32:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_find_clock [2019-10-02 23:32:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm_device [2019-10-02 23:32:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_device_release [2019-10-02 23:32:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subdev [2019-10-02 23:32:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_device [2019-10-02 23:32:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subio [2019-10-02 23:32:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_mem [2019-10-02 23:32:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_irq [2019-10-02 23:32:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_usbhost [2019-10-02 23:32:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_setup_uart_data [2019-10-02 23:32:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_uart [2019-10-02 23:32:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_display [2019-10-02 23:32:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm501_gpio [2019-10-02 23:32:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_to_dev [2019-10-02 23:32:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_get [2019-10-02 23:32:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_ensure_gpio [2019-10-02 23:32:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_set [2019-10-02 23:32:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_input [2019-10-02 23:32:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_output [2019-10-02 23:32:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_register_chip [2019-10-02 23:32:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio [2019-10-02 23:32:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_remove [2019-10-02 23:32:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_pin2nr [2019-10-02 23:32:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_isregistered [2019-10-02 23:32:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c_instance [2019-10-02 23:32:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c [2019-10-02 23:32:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dbg_regs [2019-10-02 23:32:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_reg [2019-10-02 23:32:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_regs [2019-10-02 23:32:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_check_clocks [2019-10-02 23:32:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_dev [2019-10-02 23:32:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_probe [2019-10-02 23:32:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_power [2019-10-02 23:32:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_suspend [2019-10-02 23:32:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_resume [2019-10-02 23:32:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_probe [2019-10-02 23:32:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_remove_sub [2019-10-02 23:32:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dev_remove [2019-10-02 23:32:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_remove [2019-10-02 23:32:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_remove [2019-10-02 23:32:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_init [2019-10-02 23:32:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_exit [2019-10-02 23:32:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 23:32:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-02 23:32:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-02 23:32:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-02 23:32:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-02 23:32:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-02 23:32:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-02 23:32:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-02 23:32:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-10-02 23:32:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-02 23:32:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-10-02 23:32:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-02 23:32:19,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2019-10-02 23:32:19,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_register_13 [2019-10-02 23:32:19,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_14 [2019-10-02 23:32:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 23:32:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 23:32:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 23:32:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-02 23:32:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-02 23:32:19,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-02 23:32:19,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-02 23:32:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 23:32:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-02 23:32:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-02 23:32:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-02 23:32:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-02 23:32:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 23:32:19,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 23:32:19,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 23:32:19,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 23:32:19,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 23:32:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 23:32:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 23:32:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 23:32:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-02 23:32:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-02 23:32:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-02 23:32:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 23:32:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 23:32:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-10-02 23:32:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-02 23:32:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-02 23:32:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 23:32:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-02 23:32:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 23:32:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 23:32:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-02 23:32:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-02 23:32:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_add [2019-10-02 23:32:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_remove [2019-10-02 23:32:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-02 23:32:19,646 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-02 23:32:19,647 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-02 23:32:19,647 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-02 23:32:19,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-02 23:32:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-02 23:32:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-02 23:32:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-02 23:32:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 23:32:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-10-02 23:32:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 23:32:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_register [2019-10-02 23:32:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-10-02 23:32:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2019-10-02 23:32:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-10-02 23:32:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-10-02 23:32:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-10-02 23:32:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 23:32:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2019-10-02 23:32:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 23:32:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 23:32:19,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 23:32:19,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 23:32:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 23:32:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-02 23:32:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-02 23:32:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-02 23:32:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 23:32:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-02 23:32:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-02 23:32:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 23:32:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-02 23:32:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-02 23:32:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-02 23:32:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-02 23:32:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-02 23:32:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-02 23:32:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-02 23:32:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-02 23:32:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-02 23:32:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-02 23:32:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2019-10-02 23:32:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-02 23:32:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-02 23:32:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-02 23:32:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-02 23:32:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-10-02 23:32:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-10-02 23:32:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-02 23:32:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-02 23:32:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 23:32:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 23:32:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 23:32:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 23:32:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 23:32:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-02 23:32:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 23:32:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 23:32:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 23:32:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2019-10-02 23:32:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-10-02 23:32:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 23:32:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-10-02 23:32:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-02 23:32:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-02 23:32:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-02 23:32:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-02 23:32:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-02 23:32:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 23:32:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-02 23:32:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-02 23:32:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-02 23:32:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 23:32:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 23:32:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-02 23:32:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-02 23:32:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_register [2019-10-02 23:32:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-10-02 23:32:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-10-02 23:32:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-10-02 23:32:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2019-10-02 23:32:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_register_13 [2019-10-02 23:32:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-10-02 23:32:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_14 [2019-10-02 23:32:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-10-02 23:32:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-10-02 23:32:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 23:32:19,669 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-02 23:32:19,669 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 23:32:19,669 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 23:32:19,669 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 23:32:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 23:32:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 23:32:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 23:32:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 23:32:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 23:32:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-02 23:32:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 23:32:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-02 23:32:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 23:32:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 23:32:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-10-02 23:32:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_unit_power [2019-10-02 23:32:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_clock [2019-10-02 23:32:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_find_clock [2019-10-02 23:32:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_misc_control [2019-10-02 23:32:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_modify_reg [2019-10-02 23:32:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_add [2019-10-02 23:32:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_remove [2019-10-02 23:32:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dump_gate [2019-10-02 23:32:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_sync_regs [2019-10-02 23:32:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_mdelay [2019-10-02 23:32:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 23:32:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 23:32:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 23:32:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_clock [2019-10-02 23:32:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_pll [2019-10-02 23:32:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_select_clock [2019-10-02 23:32:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm_device [2019-10-02 23:32:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_device_release [2019-10-02 23:32:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subdev [2019-10-02 23:32:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_device [2019-10-02 23:32:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subio [2019-10-02 23:32:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_mem [2019-10-02 23:32:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_irq [2019-10-02 23:32:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_usbhost [2019-10-02 23:32:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_setup_uart_data [2019-10-02 23:32:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_uart [2019-10-02 23:32:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_display [2019-10-02 23:32:19,684 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm501_gpio [2019-10-02 23:32:19,684 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_to_dev [2019-10-02 23:32:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_get [2019-10-02 23:32:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_ensure_gpio [2019-10-02 23:32:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_set [2019-10-02 23:32:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_input [2019-10-02 23:32:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_output [2019-10-02 23:32:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_register_chip [2019-10-02 23:32:19,685 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio [2019-10-02 23:32:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_remove [2019-10-02 23:32:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_pin2nr [2019-10-02 23:32:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_isregistered [2019-10-02 23:32:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c_instance [2019-10-02 23:32:19,686 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c [2019-10-02 23:32:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dbg_regs [2019-10-02 23:32:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_reg [2019-10-02 23:32:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_regs [2019-10-02 23:32:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_check_clocks [2019-10-02 23:32:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_dev [2019-10-02 23:32:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_probe [2019-10-02 23:32:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_power [2019-10-02 23:32:19,687 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 23:32:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-02 23:32:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_suspend [2019-10-02 23:32:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_resume [2019-10-02 23:32:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_probe [2019-10-02 23:32:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_remove_sub [2019-10-02 23:32:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dev_remove [2019-10-02 23:32:19,688 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_remove [2019-10-02 23:32:19,689 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_remove [2019-10-02 23:32:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_init [2019-10-02 23:32:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_exit [2019-10-02 23:32:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 23:32:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 23:32:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 23:32:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 23:32:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 23:32:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-10-02 23:32:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-02 23:32:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-02 23:32:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-02 23:32:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-02 23:32:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 23:32:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-02 23:32:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-02 23:32:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-02 23:32:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 23:32:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 23:32:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 23:32:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 23:32:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 23:32:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 23:32:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 23:32:19,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 23:32:19,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 23:32:19,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 23:32:28,569 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 23:32:28,569 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-02 23:32:28,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:32:28 BoogieIcfgContainer [2019-10-02 23:32:28,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 23:32:28,575 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 23:32:28,575 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 23:32:28,579 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 23:32:28,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 11:32:16" (1/3) ... [2019-10-02 23:32:28,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f22a863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:32:28, skipping insertion in model container [2019-10-02 23:32:28,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:32:19" (2/3) ... [2019-10-02 23:32:28,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f22a863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:32:28, skipping insertion in model container [2019-10-02 23:32:28,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:32:28" (3/3) ... [2019-10-02 23:32:28,585 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-10-02 23:32:28,596 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 23:32:28,609 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 23:32:28,628 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 23:32:28,663 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 23:32:28,663 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-02 23:32:28,663 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 23:32:28,663 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 23:32:28,663 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 23:32:28,664 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 23:32:28,664 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 23:32:28,664 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 23:32:28,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states. [2019-10-02 23:32:28,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-02 23:32:28,742 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:28,744 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:28,745 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:28,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:28,750 INFO L82 PathProgramCache]: Analyzing trace with hash -190337679, now seen corresponding path program 1 times [2019-10-02 23:32:28,751 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:28,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:28,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:28,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:28,825 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:29,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:29,642 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:29,642 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:29,642 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:29,649 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:29,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:29,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:29,668 INFO L87 Difference]: Start difference. First operand 1270 states. Second operand 3 states. [2019-10-02 23:32:32,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:32,432 INFO L93 Difference]: Finished difference Result 2213 states and 2914 transitions. [2019-10-02 23:32:32,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:32,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-10-02 23:32:32,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:32,471 INFO L225 Difference]: With dead ends: 2213 [2019-10-02 23:32:32,471 INFO L226 Difference]: Without dead ends: 2206 [2019-10-02 23:32:32,473 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:32,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2206 states. [2019-10-02 23:32:32,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2206 to 2202. [2019-10-02 23:32:32,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2202 states. [2019-10-02 23:32:32,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 2904 transitions. [2019-10-02 23:32:32,715 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 2904 transitions. Word has length 39 [2019-10-02 23:32:32,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:32,716 INFO L475 AbstractCegarLoop]: Abstraction has 2202 states and 2904 transitions. [2019-10-02 23:32:32,716 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:32,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2904 transitions. [2019-10-02 23:32:32,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-02 23:32:32,721 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:32,721 INFO L411 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] [2019-10-02 23:32:32,722 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:32,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:32,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1144144516, now seen corresponding path program 1 times [2019-10-02 23:32:32,722 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:32,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:32,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:32,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:32,733 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:32,970 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:32,970 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:32,970 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:32,972 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:32,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:32,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:32,973 INFO L87 Difference]: Start difference. First operand 2202 states and 2904 transitions. Second operand 3 states. [2019-10-02 23:32:33,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:33,277 INFO L93 Difference]: Finished difference Result 2213 states and 2916 transitions. [2019-10-02 23:32:33,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:33,278 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-10-02 23:32:33,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:33,293 INFO L225 Difference]: With dead ends: 2213 [2019-10-02 23:32:33,293 INFO L226 Difference]: Without dead ends: 2213 [2019-10-02 23:32:33,294 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:33,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2019-10-02 23:32:33,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 2202. [2019-10-02 23:32:33,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2202 states. [2019-10-02 23:32:33,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 2903 transitions. [2019-10-02 23:32:33,385 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 2903 transitions. Word has length 45 [2019-10-02 23:32:33,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:33,385 INFO L475 AbstractCegarLoop]: Abstraction has 2202 states and 2903 transitions. [2019-10-02 23:32:33,385 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:33,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2903 transitions. [2019-10-02 23:32:33,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-02 23:32:33,389 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:33,389 INFO L411 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] [2019-10-02 23:32:33,389 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:33,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:33,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1201402818, now seen corresponding path program 1 times [2019-10-02 23:32:33,390 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:33,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:33,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:33,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:33,401 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:33,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:33,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:33,669 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:33,670 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:33,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:33,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:33,671 INFO L87 Difference]: Start difference. First operand 2202 states and 2903 transitions. Second operand 3 states. [2019-10-02 23:32:36,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:36,129 INFO L93 Difference]: Finished difference Result 2258 states and 2951 transitions. [2019-10-02 23:32:36,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:36,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-10-02 23:32:36,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:36,145 INFO L225 Difference]: With dead ends: 2258 [2019-10-02 23:32:36,145 INFO L226 Difference]: Without dead ends: 2258 [2019-10-02 23:32:36,146 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:36,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2258 states. [2019-10-02 23:32:36,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2258 to 2256. [2019-10-02 23:32:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2256 states. [2019-10-02 23:32:36,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 2256 states and 2950 transitions. [2019-10-02 23:32:36,228 INFO L78 Accepts]: Start accepts. Automaton has 2256 states and 2950 transitions. Word has length 45 [2019-10-02 23:32:36,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:36,228 INFO L475 AbstractCegarLoop]: Abstraction has 2256 states and 2950 transitions. [2019-10-02 23:32:36,228 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 2950 transitions. [2019-10-02 23:32:36,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-02 23:32:36,231 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:36,231 INFO L411 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] [2019-10-02 23:32:36,231 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:36,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:36,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1411930085, now seen corresponding path program 1 times [2019-10-02 23:32:36,232 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:36,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:36,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:36,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:36,241 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:36,514 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:36,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:36,515 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:36,516 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:36,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:36,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:36,517 INFO L87 Difference]: Start difference. First operand 2256 states and 2950 transitions. Second operand 3 states. [2019-10-02 23:32:38,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:38,940 INFO L93 Difference]: Finished difference Result 2255 states and 2948 transitions. [2019-10-02 23:32:38,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:38,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-02 23:32:38,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:38,956 INFO L225 Difference]: With dead ends: 2255 [2019-10-02 23:32:38,956 INFO L226 Difference]: Without dead ends: 2255 [2019-10-02 23:32:38,957 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:38,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2019-10-02 23:32:39,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 2255. [2019-10-02 23:32:39,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2255 states. [2019-10-02 23:32:39,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 2948 transitions. [2019-10-02 23:32:39,045 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 2948 transitions. Word has length 46 [2019-10-02 23:32:39,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:39,046 INFO L475 AbstractCegarLoop]: Abstraction has 2255 states and 2948 transitions. [2019-10-02 23:32:39,046 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:39,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2948 transitions. [2019-10-02 23:32:39,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-02 23:32:39,049 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:39,050 INFO L411 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] [2019-10-02 23:32:39,050 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:39,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:39,051 INFO L82 PathProgramCache]: Analyzing trace with hash -820866587, now seen corresponding path program 1 times [2019-10-02 23:32:39,051 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:39,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:39,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:39,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:39,067 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:39,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:39,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:39,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:39,413 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:39,413 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:39,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:39,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:39,415 INFO L87 Difference]: Start difference. First operand 2255 states and 2948 transitions. Second operand 3 states. [2019-10-02 23:32:41,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:41,844 INFO L93 Difference]: Finished difference Result 2254 states and 2946 transitions. [2019-10-02 23:32:41,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:41,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-02 23:32:41,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:41,859 INFO L225 Difference]: With dead ends: 2254 [2019-10-02 23:32:41,860 INFO L226 Difference]: Without dead ends: 2254 [2019-10-02 23:32:41,861 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:41,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2019-10-02 23:32:41,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2019-10-02 23:32:41,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2254 states. [2019-10-02 23:32:41,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 2946 transitions. [2019-10-02 23:32:41,963 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 2946 transitions. Word has length 47 [2019-10-02 23:32:41,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:41,965 INFO L475 AbstractCegarLoop]: Abstraction has 2254 states and 2946 transitions. [2019-10-02 23:32:41,965 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:41,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2946 transitions. [2019-10-02 23:32:41,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-02 23:32:41,969 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:41,970 INFO L411 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] [2019-10-02 23:32:41,970 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:41,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:41,971 INFO L82 PathProgramCache]: Analyzing trace with hash 322237534, now seen corresponding path program 1 times [2019-10-02 23:32:41,971 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:41,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:41,983 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:41,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:41,983 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:42,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:42,277 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:42,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:42,277 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:42,278 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:42,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:42,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:42,280 INFO L87 Difference]: Start difference. First operand 2254 states and 2946 transitions. Second operand 3 states. [2019-10-02 23:32:44,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:44,561 INFO L93 Difference]: Finished difference Result 2253 states and 2944 transitions. [2019-10-02 23:32:44,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:44,789 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-10-02 23:32:44,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:44,804 INFO L225 Difference]: With dead ends: 2253 [2019-10-02 23:32:44,805 INFO L226 Difference]: Without dead ends: 2231 [2019-10-02 23:32:44,805 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:44,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2019-10-02 23:32:44,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 2231. [2019-10-02 23:32:44,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2231 states. [2019-10-02 23:32:44,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 2231 states and 2921 transitions. [2019-10-02 23:32:44,894 INFO L78 Accepts]: Start accepts. Automaton has 2231 states and 2921 transitions. Word has length 48 [2019-10-02 23:32:44,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:44,896 INFO L475 AbstractCegarLoop]: Abstraction has 2231 states and 2921 transitions. [2019-10-02 23:32:44,896 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:44,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2921 transitions. [2019-10-02 23:32:44,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-10-02 23:32:44,908 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:44,909 INFO L411 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] [2019-10-02 23:32:44,909 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:44,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:44,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1966326581, now seen corresponding path program 1 times [2019-10-02 23:32:44,910 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:44,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:44,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:44,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:44,918 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:45,306 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-10-02 23:32:45,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:45,307 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:45,307 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:45,308 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:45,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:45,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:45,310 INFO L87 Difference]: Start difference. First operand 2231 states and 2921 transitions. Second operand 3 states. [2019-10-02 23:32:45,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:45,665 INFO L93 Difference]: Finished difference Result 4069 states and 5306 transitions. [2019-10-02 23:32:45,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:45,665 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2019-10-02 23:32:45,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:45,690 INFO L225 Difference]: With dead ends: 4069 [2019-10-02 23:32:45,691 INFO L226 Difference]: Without dead ends: 4069 [2019-10-02 23:32:45,691 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:45,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4069 states. [2019-10-02 23:32:45,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4069 to 4056. [2019-10-02 23:32:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4056 states. [2019-10-02 23:32:45,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 4056 states and 5292 transitions. [2019-10-02 23:32:45,839 INFO L78 Accepts]: Start accepts. Automaton has 4056 states and 5292 transitions. Word has length 232 [2019-10-02 23:32:45,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:45,840 INFO L475 AbstractCegarLoop]: Abstraction has 4056 states and 5292 transitions. [2019-10-02 23:32:45,840 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:45,840 INFO L276 IsEmpty]: Start isEmpty. Operand 4056 states and 5292 transitions. [2019-10-02 23:32:45,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-10-02 23:32:45,862 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:45,862 INFO L411 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] [2019-10-02 23:32:45,863 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:45,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:45,863 INFO L82 PathProgramCache]: Analyzing trace with hash -2043878841, now seen corresponding path program 1 times [2019-10-02 23:32:45,863 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:45,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:45,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:45,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:45,873 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:46,370 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-10-02 23:32:46,370 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:46,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:46,371 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:46,372 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:46,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:46,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:46,372 INFO L87 Difference]: Start difference. First operand 4056 states and 5292 transitions. Second operand 3 states. [2019-10-02 23:32:48,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:48,850 INFO L93 Difference]: Finished difference Result 6016 states and 7839 transitions. [2019-10-02 23:32:48,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:48,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 262 [2019-10-02 23:32:48,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:48,884 INFO L225 Difference]: With dead ends: 6016 [2019-10-02 23:32:48,885 INFO L226 Difference]: Without dead ends: 6016 [2019-10-02 23:32:48,885 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:48,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6016 states. [2019-10-02 23:32:49,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6016 to 6003. [2019-10-02 23:32:49,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6003 states. [2019-10-02 23:32:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6003 states to 6003 states and 7825 transitions. [2019-10-02 23:32:49,087 INFO L78 Accepts]: Start accepts. Automaton has 6003 states and 7825 transitions. Word has length 262 [2019-10-02 23:32:49,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:49,087 INFO L475 AbstractCegarLoop]: Abstraction has 6003 states and 7825 transitions. [2019-10-02 23:32:49,087 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 6003 states and 7825 transitions. [2019-10-02 23:32:49,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2019-10-02 23:32:49,114 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:49,115 INFO L411 BasicCegarLoop]: trace histogram [11, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:49,116 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:49,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:49,116 INFO L82 PathProgramCache]: Analyzing trace with hash 973131896, now seen corresponding path program 1 times [2019-10-02 23:32:49,116 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:49,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:49,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:49,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:49,126 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:49,547 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2019-10-02 23:32:49,547 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 23:32:49,548 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-02 23:32:49,549 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 322 with the following transitions: [2019-10-02 23:32:49,552 INFO L207 CegarAbsIntRunner]: [0], [2], [3], [44], [47], [52], [53], [117], [119], [122], [175], [176], [181], [184], [201], [203], [207], [214], [216], [219], [242], [243], [244], [245], [246], [249], [250], [253], [292], [474], [480], [481], [538], [543], [663], [672], [674], [675], [862], [863], [866], [867], [868], [869], [883], [885], [887], [889], [891], [908], [911], [912], [1027], [1029], [1030], [1047], [1049], [1051], [1122], [1125], [1128], [1131], [1134], [1136], [1139], [1147], [1166], [1187], [1190], [1193], [1219], [1222], [1225], [1237], [1240], [1243], [1245], [1248], [1256], [1445], [1446], [1469], [1472], [1534], [1535], [1560], [1562], [1563], [1565], [1567], [1568], [1603], [1604], [1633], [1635], [1636], [1714], [1724], [1725], [1726], [1728], [1730], [1732], [1734], [1778], [1798], [1801], [1805], [1825], [1829], [1831], [1834], [1836], [1838], [1840], [1849], [1852], [1856], [1865], [1868], [1961], [1963], [1964], [1980], [1982], [1983], [1984], [1985], [2045], [2046], [2051], [2052], [2053], [2055], [2057], [2058], [2132], [2134], [2139], [2141], [2144], [2146], [2149], [2155], [2290], [2291], [2328], [2329], [2352], [2353], [2354], [2355], [2358], [2359], [2360], [2361], [2362], [2363], [2364], [2365], [2368], [2380], [2484], [2506], [2507], [2564], [2565], [2566], [2567], [2568], [2569], [2570], [2571], [2578], [2579], [2614], [2615], [2626], [2627], [2636], [2637], [2644], [2648], [2649], [2694], [2714], [2715], [2716], [2717], [2718], [2719], [2736], [2737], [2782], [2790], [2791], [2792], [2793], [2794], [2795], [2796], [2797], [2806], [2807], [2808], [2809], [2810], [2811], [2812], [2813], [2822], [2860], [2861], [2876], [2877], [2892], [2893], [2894], [2895], [2922], [2923], [2924], [2925], [2926], [2927], [2928], [2929], [2930], [2931], [2932], [2933], [2934], [2935], [2936], [2966], [2967], [2968] [2019-10-02 23:32:49,636 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-02 23:32:49,636 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-02 23:32:49,988 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-02 23:32:49,990 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 303 root evaluator evaluations with a maximum evaluation depth of 0. Performed 303 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 610 variables. [2019-10-02 23:32:49,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:49,998 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-02 23:32:50,203 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-02 23:32:50,203 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-02 23:32:50,218 INFO L420 sIntCurrentIteration]: We unified 320 AI predicates to 320 [2019-10-02 23:32:50,218 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-02 23:32:50,219 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 23:32:50,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2019-10-02 23:32:50,220 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:50,221 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 23:32:50,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 23:32:50,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 23:32:50,222 INFO L87 Difference]: Start difference. First operand 6003 states and 7825 transitions. Second operand 2 states. [2019-10-02 23:32:50,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:50,223 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-02 23:32:50,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 23:32:50,223 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 321 [2019-10-02 23:32:50,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:50,224 INFO L225 Difference]: With dead ends: 2 [2019-10-02 23:32:50,224 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 23:32:50,225 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 23:32:50,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 23:32:50,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 23:32:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 23:32:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 23:32:50,226 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 321 [2019-10-02 23:32:50,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:50,226 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 23:32:50,226 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 23:32:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 23:32:50,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 23:32:50,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 11:32:50 BoogieIcfgContainer [2019-10-02 23:32:50,234 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 23:32:50,237 INFO L168 Benchmark]: Toolchain (without parser) took 33805.11 ms. Allocated memory was 140.0 MB in the beginning and 633.9 MB in the end (delta: 493.9 MB). Free memory was 79.1 MB in the beginning and 48.4 MB in the end (delta: 30.7 MB). Peak memory consumption was 524.6 MB. Max. memory is 7.1 GB. [2019-10-02 23:32:50,239 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-02 23:32:50,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2768.47 ms. Allocated memory was 140.0 MB in the beginning and 265.3 MB in the end (delta: 125.3 MB). Free memory was 78.7 MB in the beginning and 202.5 MB in the end (delta: -123.8 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. [2019-10-02 23:32:50,242 INFO L168 Benchmark]: Boogie Preprocessor took 328.83 ms. Allocated memory is still 265.3 MB. Free memory was 202.5 MB in the beginning and 176.4 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-10-02 23:32:50,245 INFO L168 Benchmark]: RCFGBuilder took 9042.20 ms. Allocated memory was 265.3 MB in the beginning and 438.8 MB in the end (delta: 173.5 MB). Free memory was 176.4 MB in the beginning and 96.7 MB in the end (delta: 79.7 MB). Peak memory consumption was 306.2 MB. Max. memory is 7.1 GB. [2019-10-02 23:32:50,250 INFO L168 Benchmark]: TraceAbstraction took 21658.74 ms. Allocated memory was 438.8 MB in the beginning and 633.9 MB in the end (delta: 195.0 MB). Free memory was 96.7 MB in the beginning and 48.4 MB in the end (delta: 48.3 MB). Peak memory consumption was 243.3 MB. Max. memory is 7.1 GB. [2019-10-02 23:32:50,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2768.47 ms. Allocated memory was 140.0 MB in the beginning and 265.3 MB in the end (delta: 125.3 MB). Free memory was 78.7 MB in the beginning and 202.5 MB in the end (delta: -123.8 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 328.83 ms. Allocated memory is still 265.3 MB. Free memory was 202.5 MB in the beginning and 176.4 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9042.20 ms. Allocated memory was 265.3 MB in the beginning and 438.8 MB in the end (delta: 173.5 MB). Free memory was 176.4 MB in the beginning and 96.7 MB in the end (delta: 79.7 MB). Peak memory consumption was 306.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21658.74 ms. Allocated memory was 438.8 MB in the beginning and 633.9 MB in the end (delta: 195.0 MB). Free memory was 96.7 MB in the beginning and 48.4 MB in the end (delta: 48.3 MB). Peak memory consumption was 243.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5747]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 159 procedures, 1392 locations, 1 error locations. SAFE Result, 21.5s OverallTime, 9 OverallIterations, 11 TraceHistogramMax, 15.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13979 SDtfs, 11040 SDslu, 4511 SDs, 0 SdLazy, 62 SolverSat, 17 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 14.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6003occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.996875 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 43 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1085 NumberOfCodeBlocks, 1085 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1076 ConstructedInterpolants, 0 QuantifiedInterpolants, 263318 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 758/760 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...