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-efa34d5 [2019-09-16 17:22:05,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:22:05,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:22:05,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:22:05,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:22:05,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:22:05,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:22:05,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:22:05,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:22:05,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:22:05,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:22:05,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:22:05,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:22:05,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:22:05,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:22:05,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:22:05,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:22:05,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:22:05,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:22:05,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:22:05,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:22:05,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:22:05,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:22:05,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:22:05,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:22:05,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:22:05,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:22:05,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:22:05,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:22:05,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:22:05,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:22:05,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:22:05,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:22:05,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:22:05,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:22:05,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:22:05,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:22:05,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:22:05,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:22:05,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:22:05,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:22:05,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-16 17:22:05,972 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:22:05,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:22:05,973 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:22:05,973 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:22:05,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:22:05,974 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:22:05,974 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:22:05,974 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:22:05,974 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:22:05,974 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:22:05,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:22:05,975 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:22:05,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:22:05,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:22:05,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:22:05,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:22:05,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:22:05,977 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:22:05,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:22:05,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:22:05,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:22:05,977 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:22:05,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:22:05,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:22:05,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:22:05,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:22:05,978 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:22:05,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:22:05,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:22:05,979 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:22:06,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:22:06,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:22:06,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:22:06,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:22:06,031 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:22:06,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-09-16 17:22:06,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/449fe2c14/2ef4dc4aec9247c390c1a569eead53af/FLAG1bac3d642 [2019-09-16 17:22:06,881 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:22:06,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-09-16 17:22:06,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/449fe2c14/2ef4dc4aec9247c390c1a569eead53af/FLAG1bac3d642 [2019-09-16 17:22:06,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/449fe2c14/2ef4dc4aec9247c390c1a569eead53af [2019-09-16 17:22:06,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:22:06,967 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:22:06,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:22:06,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:22:06,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:22:06,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:22:06" (1/1) ... [2019-09-16 17:22:06,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1307dca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:06, skipping insertion in model container [2019-09-16 17:22:06,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:22:06" (1/1) ... [2019-09-16 17:22:06,984 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:22:07,123 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:22:08,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:22:08,873 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:22:09,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:22:09,620 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:22:09,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09 WrapperNode [2019-09-16 17:22:09,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:22:09,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:22:09,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:22:09,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:22:09,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09" (1/1) ... [2019-09-16 17:22:09,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09" (1/1) ... [2019-09-16 17:22:09,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09" (1/1) ... [2019-09-16 17:22:09,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09" (1/1) ... [2019-09-16 17:22:09,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09" (1/1) ... [2019-09-16 17:22:09,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09" (1/1) ... [2019-09-16 17:22:09,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09" (1/1) ... [2019-09-16 17:22:09,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:22:09,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:22:09,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:22:09,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:22:09,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:22:09,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:22:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:22:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-16 17:22:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-16 17:22:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-16 17:22:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-16 17:22:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-16 17:22:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-16 17:22:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2019-09-16 17:22:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-09-16 17:22:09,989 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-09-16 17:22:09,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-09-16 17:22:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-09-16 17:22:09,993 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2019-09-16 17:22:09,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-16 17:22:09,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-16 17:22:09,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-16 17:22:09,995 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-16 17:22:09,996 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-16 17:22:09,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-16 17:22:09,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-16 17:22:09,997 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dump_gate [2019-09-16 17:22:09,997 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_sync_regs [2019-09-16 17:22:09,997 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_mdelay [2019-09-16 17:22:09,997 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_misc_control [2019-09-16 17:22:09,998 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_modify_reg [2019-09-16 17:22:09,998 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_unit_power [2019-09-16 17:22:09,998 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_clock [2019-09-16 17:22:09,998 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_pll [2019-09-16 17:22:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_select_clock [2019-09-16 17:22:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_clock [2019-09-16 17:22:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_find_clock [2019-09-16 17:22:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm_device [2019-09-16 17:22:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_device_release [2019-09-16 17:22:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subdev [2019-09-16 17:22:10,000 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_device [2019-09-16 17:22:10,000 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subio [2019-09-16 17:22:10,000 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_mem [2019-09-16 17:22:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_irq [2019-09-16 17:22:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_usbhost [2019-09-16 17:22:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_setup_uart_data [2019-09-16 17:22:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_uart [2019-09-16 17:22:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_display [2019-09-16 17:22:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm501_gpio [2019-09-16 17:22:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_to_dev [2019-09-16 17:22:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_get [2019-09-16 17:22:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_ensure_gpio [2019-09-16 17:22:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_set [2019-09-16 17:22:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_input [2019-09-16 17:22:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_output [2019-09-16 17:22:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_register_chip [2019-09-16 17:22:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio [2019-09-16 17:22:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_remove [2019-09-16 17:22:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_pin2nr [2019-09-16 17:22:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_isregistered [2019-09-16 17:22:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c_instance [2019-09-16 17:22:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c [2019-09-16 17:22:10,004 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dbg_regs [2019-09-16 17:22:10,004 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_reg [2019-09-16 17:22:10,004 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_regs [2019-09-16 17:22:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_check_clocks [2019-09-16 17:22:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_dev [2019-09-16 17:22:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_probe [2019-09-16 17:22:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_power [2019-09-16 17:22:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_suspend [2019-09-16 17:22:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_resume [2019-09-16 17:22:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_probe [2019-09-16 17:22:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_remove_sub [2019-09-16 17:22:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dev_remove [2019-09-16 17:22:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_remove [2019-09-16 17:22:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_remove [2019-09-16 17:22:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_init [2019-09-16 17:22:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_exit [2019-09-16 17:22:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:22:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-09-16 17:22:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-09-16 17:22:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-09-16 17:22:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-09-16 17:22:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-09-16 17:22:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-09-16 17:22:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-09-16 17:22:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-09-16 17:22:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-09-16 17:22:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-09-16 17:22:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-09-16 17:22:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2019-09-16 17:22:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_register_13 [2019-09-16 17:22:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_14 [2019-09-16 17:22:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-16 17:22:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-16 17:22:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-16 17:22:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-16 17:22:10,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-16 17:22:10,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-16 17:22:10,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-16 17:22:10,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-16 17:22:10,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-16 17:22:10,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-16 17:22:10,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-16 17:22:10,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-16 17:22:10,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-16 17:22:10,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-16 17:22:10,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-16 17:22:10,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-16 17:22:10,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-16 17:22:10,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-16 17:22:10,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-16 17:22:10,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-16 17:22:10,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-16 17:22:10,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-16 17:22:10,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-16 17:22:10,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-16 17:22:10,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-16 17:22:10,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-09-16 17:22:10,022 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-16 17:22:10,022 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-16 17:22:10,023 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-16 17:22:10,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-16 17:22:10,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-16 17:22:10,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-16 17:22:10,023 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-09-16 17:22:10,023 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-09-16 17:22:10,023 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_add [2019-09-16 17:22:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_remove [2019-09-16 17:22:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-09-16 17:22:10,027 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-09-16 17:22:10,028 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-16 17:22:10,028 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-16 17:22:10,028 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-16 17:22:10,035 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-16 17:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-16 17:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-16 17:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-16 17:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2019-09-16 17:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-16 17:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_register [2019-09-16 17:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2019-09-16 17:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2019-09-16 17:22:10,037 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2019-09-16 17:22:10,037 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2019-09-16 17:22:10,037 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2019-09-16 17:22:10,037 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-16 17:22:10,038 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2019-09-16 17:22:10,038 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-16 17:22:10,038 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-16 17:22:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:22:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-16 17:22:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-16 17:22:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-16 17:22:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-16 17:22:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-16 17:22:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 17:22:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-16 17:22:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-16 17:22:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 17:22:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-16 17:22:10,040 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-16 17:22:10,040 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-16 17:22:10,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-09-16 17:22:10,040 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-16 17:22:10,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-09-16 17:22:10,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-09-16 17:22:10,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-09-16 17:22:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-09-16 17:22:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-09-16 17:22:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2019-09-16 17:22:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-16 17:22:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-09-16 17:22:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-09-16 17:22:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-09-16 17:22:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-09-16 17:22:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-09-16 17:22:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-16 17:22:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-16 17:22:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-16 17:22:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-16 17:22:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-16 17:22:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:22:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-16 17:22:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-16 17:22:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-16 17:22:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-16 17:22:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-16 17:22:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2019-09-16 17:22:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2019-09-16 17:22:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:22:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-09-16 17:22:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-09-16 17:22:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-09-16 17:22:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-09-16 17:22:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-09-16 17:22:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-09-16 17:22:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-16 17:22:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-16 17:22:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-09-16 17:22:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-09-16 17:22:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-16 17:22:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-16 17:22:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-16 17:22:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-16 17:22:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_register [2019-09-16 17:22:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2019-09-16 17:22:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2019-09-16 17:22:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2019-09-16 17:22:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2019-09-16 17:22:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_register_13 [2019-09-16 17:22:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2019-09-16 17:22:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_14 [2019-09-16 17:22:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-09-16 17:22:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2019-09-16 17:22:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-16 17:22:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-16 17:22:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-16 17:22:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-16 17:22:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-16 17:22:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 17:22:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 17:22:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-16 17:22:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-16 17:22:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 17:22:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-16 17:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-16 17:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-16 17:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-16 17:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-16 17:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2019-09-16 17:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_unit_power [2019-09-16 17:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_clock [2019-09-16 17:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_find_clock [2019-09-16 17:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_misc_control [2019-09-16 17:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_modify_reg [2019-09-16 17:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_add [2019-09-16 17:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_remove [2019-09-16 17:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dump_gate [2019-09-16 17:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_sync_regs [2019-09-16 17:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_mdelay [2019-09-16 17:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_clock [2019-09-16 17:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_pll [2019-09-16 17:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_select_clock [2019-09-16 17:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm_device [2019-09-16 17:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_device_release [2019-09-16 17:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subdev [2019-09-16 17:22:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_device [2019-09-16 17:22:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subio [2019-09-16 17:22:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_mem [2019-09-16 17:22:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_irq [2019-09-16 17:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_usbhost [2019-09-16 17:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_setup_uart_data [2019-09-16 17:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_uart [2019-09-16 17:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_display [2019-09-16 17:22:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm501_gpio [2019-09-16 17:22:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_to_dev [2019-09-16 17:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_get [2019-09-16 17:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_ensure_gpio [2019-09-16 17:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_set [2019-09-16 17:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_input [2019-09-16 17:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_output [2019-09-16 17:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_register_chip [2019-09-16 17:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio [2019-09-16 17:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_remove [2019-09-16 17:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_pin2nr [2019-09-16 17:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_isregistered [2019-09-16 17:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c_instance [2019-09-16 17:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c [2019-09-16 17:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dbg_regs [2019-09-16 17:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_reg [2019-09-16 17:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_regs [2019-09-16 17:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_check_clocks [2019-09-16 17:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_dev [2019-09-16 17:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_probe [2019-09-16 17:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_power [2019-09-16 17:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-16 17:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-16 17:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_suspend [2019-09-16 17:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_resume [2019-09-16 17:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_probe [2019-09-16 17:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_remove_sub [2019-09-16 17:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dev_remove [2019-09-16 17:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_remove [2019-09-16 17:22:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_remove [2019-09-16 17:22:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_init [2019-09-16 17:22:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_exit [2019-09-16 17:22:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-16 17:22:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-16 17:22:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:22:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-16 17:22:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-16 17:22:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2019-09-16 17:22:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-16 17:22:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-16 17:22:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-16 17:22:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-16 17:22:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-16 17:22:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-16 17:22:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-16 17:22:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-16 17:22:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-16 17:22:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-16 17:22:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-16 17:22:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-16 17:22:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-16 17:22:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 17:22:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:22:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 17:22:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 17:22:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:22:18,968 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:22:18,969 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-16 17:22:18,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:22:18 BoogieIcfgContainer [2019-09-16 17:22:18,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:22:18,973 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 17:22:18,973 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 17:22:18,976 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 17:22:18,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 05:22:06" (1/3) ... [2019-09-16 17:22:18,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d5b5981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:22:18, skipping insertion in model container [2019-09-16 17:22:18,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:22:09" (2/3) ... [2019-09-16 17:22:18,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d5b5981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:22:18, skipping insertion in model container [2019-09-16 17:22:18,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:22:18" (3/3) ... [2019-09-16 17:22:18,982 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2019-09-16 17:22:18,992 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 17:22:19,002 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 17:22:19,020 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 17:22:19,049 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 17:22:19,050 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-16 17:22:19,050 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 17:22:19,050 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 17:22:19,050 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 17:22:19,050 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 17:22:19,050 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 17:22:19,051 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 17:22:19,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states. [2019-09-16 17:22:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-09-16 17:22:19,119 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:19,121 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:19,124 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:19,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:19,130 INFO L82 PathProgramCache]: Analyzing trace with hash -190337679, now seen corresponding path program 1 times [2019-09-16 17:22:19,132 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:19,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:19,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:19,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:19,222 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:19,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:19,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:19,940 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:19,946 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:19,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:19,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:19,966 INFO L87 Difference]: Start difference. First operand 1270 states. Second operand 3 states. [2019-09-16 17:22:22,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:22,698 INFO L93 Difference]: Finished difference Result 2213 states and 2914 transitions. [2019-09-16 17:22:22,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:22,700 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-09-16 17:22:22,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:22,750 INFO L225 Difference]: With dead ends: 2213 [2019-09-16 17:22:22,751 INFO L226 Difference]: Without dead ends: 2206 [2019-09-16 17:22:22,754 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:22,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2206 states. [2019-09-16 17:22:23,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2206 to 2202. [2019-09-16 17:22:23,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2202 states. [2019-09-16 17:22:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 2904 transitions. [2019-09-16 17:22:23,053 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 2904 transitions. Word has length 39 [2019-09-16 17:22:23,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:23,054 INFO L475 AbstractCegarLoop]: Abstraction has 2202 states and 2904 transitions. [2019-09-16 17:22:23,054 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:23,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2904 transitions. [2019-09-16 17:22:23,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-09-16 17:22:23,060 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:23,061 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:23,061 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:23,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:23,062 INFO L82 PathProgramCache]: Analyzing trace with hash 1144144516, now seen corresponding path program 1 times [2019-09-16 17:22:23,062 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:23,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:23,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:23,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:23,081 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:23,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:23,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:23,357 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:23,357 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:23,359 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:23,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:23,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:23,360 INFO L87 Difference]: Start difference. First operand 2202 states and 2904 transitions. Second operand 3 states. [2019-09-16 17:22:23,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:23,673 INFO L93 Difference]: Finished difference Result 2213 states and 2916 transitions. [2019-09-16 17:22:23,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:23,673 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-09-16 17:22:23,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:23,693 INFO L225 Difference]: With dead ends: 2213 [2019-09-16 17:22:23,693 INFO L226 Difference]: Without dead ends: 2213 [2019-09-16 17:22:23,694 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:23,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2019-09-16 17:22:23,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 2202. [2019-09-16 17:22:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2202 states. [2019-09-16 17:22:23,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 2903 transitions. [2019-09-16 17:22:23,799 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 2903 transitions. Word has length 45 [2019-09-16 17:22:23,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:23,800 INFO L475 AbstractCegarLoop]: Abstraction has 2202 states and 2903 transitions. [2019-09-16 17:22:23,800 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:23,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2903 transitions. [2019-09-16 17:22:23,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-09-16 17:22:23,802 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:23,803 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:23,803 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:23,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:23,803 INFO L82 PathProgramCache]: Analyzing trace with hash 1201402818, now seen corresponding path program 1 times [2019-09-16 17:22:23,803 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:23,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:23,813 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:23,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:23,813 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:24,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:24,077 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:24,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:24,077 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:24,077 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:24,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:24,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:24,078 INFO L87 Difference]: Start difference. First operand 2202 states and 2903 transitions. Second operand 3 states. [2019-09-16 17:22:26,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:26,556 INFO L93 Difference]: Finished difference Result 2258 states and 2951 transitions. [2019-09-16 17:22:26,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:26,556 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-09-16 17:22:26,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:26,576 INFO L225 Difference]: With dead ends: 2258 [2019-09-16 17:22:26,577 INFO L226 Difference]: Without dead ends: 2258 [2019-09-16 17:22:26,578 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:26,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2258 states. [2019-09-16 17:22:26,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2258 to 2256. [2019-09-16 17:22:26,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2256 states. [2019-09-16 17:22:26,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 2256 states and 2950 transitions. [2019-09-16 17:22:26,690 INFO L78 Accepts]: Start accepts. Automaton has 2256 states and 2950 transitions. Word has length 45 [2019-09-16 17:22:26,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:26,692 INFO L475 AbstractCegarLoop]: Abstraction has 2256 states and 2950 transitions. [2019-09-16 17:22:26,692 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:26,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 2950 transitions. [2019-09-16 17:22:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-16 17:22:26,699 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:26,699 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:26,700 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:26,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:26,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1411930085, now seen corresponding path program 1 times [2019-09-16 17:22:26,700 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:26,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:26,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:26,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:26,715 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:26,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:26,964 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:26,964 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:26,964 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:26,964 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:26,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:26,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:26,965 INFO L87 Difference]: Start difference. First operand 2256 states and 2950 transitions. Second operand 3 states. [2019-09-16 17:22:29,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:29,379 INFO L93 Difference]: Finished difference Result 2255 states and 2948 transitions. [2019-09-16 17:22:29,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:29,379 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-09-16 17:22:29,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:29,393 INFO L225 Difference]: With dead ends: 2255 [2019-09-16 17:22:29,394 INFO L226 Difference]: Without dead ends: 2255 [2019-09-16 17:22:29,394 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:29,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2019-09-16 17:22:29,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 2255. [2019-09-16 17:22:29,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2255 states. [2019-09-16 17:22:29,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 2948 transitions. [2019-09-16 17:22:29,471 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 2948 transitions. Word has length 46 [2019-09-16 17:22:29,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:29,471 INFO L475 AbstractCegarLoop]: Abstraction has 2255 states and 2948 transitions. [2019-09-16 17:22:29,472 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:29,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2948 transitions. [2019-09-16 17:22:29,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-16 17:22:29,474 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:29,474 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:29,474 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:29,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:29,474 INFO L82 PathProgramCache]: Analyzing trace with hash -820866587, now seen corresponding path program 1 times [2019-09-16 17:22:29,475 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:29,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:29,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:29,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:29,484 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:29,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:29,715 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:29,715 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:29,716 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:29,716 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:29,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:29,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:29,717 INFO L87 Difference]: Start difference. First operand 2255 states and 2948 transitions. Second operand 3 states. [2019-09-16 17:22:32,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:32,040 INFO L93 Difference]: Finished difference Result 2254 states and 2946 transitions. [2019-09-16 17:22:32,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:32,041 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-16 17:22:32,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:32,055 INFO L225 Difference]: With dead ends: 2254 [2019-09-16 17:22:32,055 INFO L226 Difference]: Without dead ends: 2254 [2019-09-16 17:22:32,056 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:32,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2019-09-16 17:22:32,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2019-09-16 17:22:32,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2254 states. [2019-09-16 17:22:32,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 2946 transitions. [2019-09-16 17:22:32,144 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 2946 transitions. Word has length 47 [2019-09-16 17:22:32,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:32,144 INFO L475 AbstractCegarLoop]: Abstraction has 2254 states and 2946 transitions. [2019-09-16 17:22:32,144 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:32,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2946 transitions. [2019-09-16 17:22:32,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-09-16 17:22:32,147 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:32,147 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:32,147 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:32,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:32,148 INFO L82 PathProgramCache]: Analyzing trace with hash 322237534, now seen corresponding path program 1 times [2019-09-16 17:22:32,148 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:32,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:32,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:32,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:32,160 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:32,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 17:22:32,515 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:32,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:32,517 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:32,518 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:32,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:32,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:32,519 INFO L87 Difference]: Start difference. First operand 2254 states and 2946 transitions. Second operand 3 states. [2019-09-16 17:22:34,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:34,765 INFO L93 Difference]: Finished difference Result 2253 states and 2944 transitions. [2019-09-16 17:22:34,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:34,882 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-09-16 17:22:34,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:34,896 INFO L225 Difference]: With dead ends: 2253 [2019-09-16 17:22:34,896 INFO L226 Difference]: Without dead ends: 2231 [2019-09-16 17:22:34,897 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:34,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2019-09-16 17:22:34,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 2231. [2019-09-16 17:22:34,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2231 states. [2019-09-16 17:22:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 2231 states and 2921 transitions. [2019-09-16 17:22:34,986 INFO L78 Accepts]: Start accepts. Automaton has 2231 states and 2921 transitions. Word has length 48 [2019-09-16 17:22:34,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:34,987 INFO L475 AbstractCegarLoop]: Abstraction has 2231 states and 2921 transitions. [2019-09-16 17:22:34,987 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2921 transitions. [2019-09-16 17:22:34,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-09-16 17:22:34,997 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:34,998 INFO L407 BasicCegarLoop]: trace histogram [11, 11, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:34,998 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:34,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:34,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1966326581, now seen corresponding path program 1 times [2019-09-16 17:22:34,999 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:35,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:35,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:35,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:35,009 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:35,307 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-09-16 17:22:35,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:35,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:35,308 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:35,309 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:35,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:35,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:35,310 INFO L87 Difference]: Start difference. First operand 2231 states and 2921 transitions. Second operand 3 states. [2019-09-16 17:22:35,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:35,670 INFO L93 Difference]: Finished difference Result 4069 states and 5306 transitions. [2019-09-16 17:22:35,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:35,670 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2019-09-16 17:22:35,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:35,704 INFO L225 Difference]: With dead ends: 4069 [2019-09-16 17:22:35,704 INFO L226 Difference]: Without dead ends: 4069 [2019-09-16 17:22:35,705 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:35,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4069 states. [2019-09-16 17:22:35,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4069 to 4056. [2019-09-16 17:22:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4056 states. [2019-09-16 17:22:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 4056 states and 5292 transitions. [2019-09-16 17:22:35,857 INFO L78 Accepts]: Start accepts. Automaton has 4056 states and 5292 transitions. Word has length 232 [2019-09-16 17:22:35,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:35,858 INFO L475 AbstractCegarLoop]: Abstraction has 4056 states and 5292 transitions. [2019-09-16 17:22:35,858 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 4056 states and 5292 transitions. [2019-09-16 17:22:35,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-09-16 17:22:35,880 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:35,880 INFO L407 BasicCegarLoop]: trace histogram [11, 11, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 17:22:35,881 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:35,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:35,881 INFO L82 PathProgramCache]: Analyzing trace with hash -2043878841, now seen corresponding path program 1 times [2019-09-16 17:22:35,881 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:35,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:35,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:35,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:35,891 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-09-16 17:22:36,360 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:22:36,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:22:36,360 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:36,361 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:22:36,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:22:36,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:36,362 INFO L87 Difference]: Start difference. First operand 4056 states and 5292 transitions. Second operand 3 states. [2019-09-16 17:22:38,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:38,832 INFO L93 Difference]: Finished difference Result 6016 states and 7839 transitions. [2019-09-16 17:22:38,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:22:38,833 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 262 [2019-09-16 17:22:38,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:38,877 INFO L225 Difference]: With dead ends: 6016 [2019-09-16 17:22:38,878 INFO L226 Difference]: Without dead ends: 6016 [2019-09-16 17:22:38,878 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:22:38,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6016 states. [2019-09-16 17:22:39,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6016 to 6003. [2019-09-16 17:22:39,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6003 states. [2019-09-16 17:22:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6003 states to 6003 states and 7825 transitions. [2019-09-16 17:22:39,127 INFO L78 Accepts]: Start accepts. Automaton has 6003 states and 7825 transitions. Word has length 262 [2019-09-16 17:22:39,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:39,128 INFO L475 AbstractCegarLoop]: Abstraction has 6003 states and 7825 transitions. [2019-09-16 17:22:39,128 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:22:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 6003 states and 7825 transitions. [2019-09-16 17:22:39,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2019-09-16 17:22:39,170 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:22:39,171 INFO L407 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] [2019-09-16 17:22:39,172 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:22:39,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:39,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1382281715, now seen corresponding path program 1 times [2019-09-16 17:22:39,172 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:22:39,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:39,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:22:39,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:22:39,186 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:22:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:22:39,580 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2019-09-16 17:22:39,580 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 17:22:39,580 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-16 17:22:39,581 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 320 with the following transitions: [2019-09-16 17:22:39,585 INFO L207 CegarAbsIntRunner]: [0], [2], [3], [44], [47], [52], [53], [117], [119], [122], [175], [176], [181], [184], [201], [203], [207], [210], [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], [2366], [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] [2019-09-16 17:22:39,697 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-16 17:22:39,697 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-16 17:22:39,970 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-16 17:22:39,972 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. [2019-09-16 17:22:39,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:22:39,978 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-16 17:22:40,087 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-16 17:22:40,087 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-16 17:22:40,094 INFO L420 sIntCurrentIteration]: We unified 318 AI predicates to 318 [2019-09-16 17:22:40,095 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-16 17:22:40,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 17:22:40,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2019-09-16 17:22:40,096 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:22:40,097 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 17:22:40,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 17:22:40,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 17:22:40,097 INFO L87 Difference]: Start difference. First operand 6003 states and 7825 transitions. Second operand 2 states. [2019-09-16 17:22:40,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:22:40,098 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-16 17:22:40,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 17:22:40,098 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 319 [2019-09-16 17:22:40,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:22:40,099 INFO L225 Difference]: With dead ends: 2 [2019-09-16 17:22:40,099 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 17:22:40,099 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 17:22:40,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 17:22:40,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 17:22:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 17:22:40,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 17:22:40,100 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 319 [2019-09-16 17:22:40,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:22:40,100 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 17:22:40,100 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 17:22:40,101 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 17:22:40,101 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 17:22:40,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 05:22:40 BoogieIcfgContainer [2019-09-16 17:22:40,106 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 17:22:40,109 INFO L168 Benchmark]: Toolchain (without parser) took 33140.71 ms. Allocated memory was 138.4 MB in the beginning and 649.6 MB in the end (delta: 511.2 MB). Free memory was 77.4 MB in the beginning and 188.9 MB in the end (delta: -111.5 MB). Peak memory consumption was 399.7 MB. Max. memory is 7.1 GB. [2019-09-16 17:22:40,110 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-16 17:22:40,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2653.08 ms. Allocated memory was 138.4 MB in the beginning and 271.1 MB in the end (delta: 132.6 MB). Free memory was 77.2 MB in the beginning and 205.2 MB in the end (delta: -128.0 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. [2019-09-16 17:22:40,112 INFO L168 Benchmark]: Boogie Preprocessor took 288.82 ms. Allocated memory is still 271.1 MB. Free memory was 205.2 MB in the beginning and 179.3 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-16 17:22:40,113 INFO L168 Benchmark]: RCFGBuilder took 9060.59 ms. Allocated memory was 271.1 MB in the beginning and 455.1 MB in the end (delta: 184.0 MB). Free memory was 179.3 MB in the beginning and 182.8 MB in the end (delta: -3.5 MB). Peak memory consumption was 325.0 MB. Max. memory is 7.1 GB. [2019-09-16 17:22:40,114 INFO L168 Benchmark]: TraceAbstraction took 21133.54 ms. Allocated memory was 455.1 MB in the beginning and 649.6 MB in the end (delta: 194.5 MB). Free memory was 176.6 MB in the beginning and 188.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 182.2 MB. Max. memory is 7.1 GB. [2019-09-16 17:22:40,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2653.08 ms. Allocated memory was 138.4 MB in the beginning and 271.1 MB in the end (delta: 132.6 MB). Free memory was 77.2 MB in the beginning and 205.2 MB in the end (delta: -128.0 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 288.82 ms. Allocated memory is still 271.1 MB. Free memory was 205.2 MB in the beginning and 179.3 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9060.59 ms. Allocated memory was 271.1 MB in the beginning and 455.1 MB in the end (delta: 184.0 MB). Free memory was 179.3 MB in the beginning and 182.8 MB in the end (delta: -3.5 MB). Peak memory consumption was 325.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21133.54 ms. Allocated memory was 455.1 MB in the beginning and 649.6 MB in the end (delta: 194.5 MB). Free memory was 176.6 MB in the beginning and 188.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 182.2 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, 21.0s OverallTime, 9 OverallIterations, 11 TraceHistogramMax, 15.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13979 SDtfs, 11040 SDslu, 4511 SDs, 0 SdLazy, 62 SolverSat, 17 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 13.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 342 GetRequests, 334 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, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 3.0125786163522013 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 43 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1083 NumberOfCodeBlocks, 1083 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1074 ConstructedInterpolants, 0 QuantifiedInterpolants, 261988 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...