java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 06:14:27,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 06:14:27,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 06:14:27,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 06:14:27,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 06:14:27,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 06:14:27,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 06:14:27,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 06:14:27,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 06:14:27,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 06:14:27,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 06:14:27,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 06:14:27,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 06:14:27,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 06:14:27,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 06:14:27,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 06:14:27,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 06:14:27,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 06:14:27,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 06:14:27,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 06:14:27,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 06:14:27,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 06:14:27,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 06:14:27,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 06:14:27,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 06:14:27,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 06:14:27,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 06:14:27,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 06:14:27,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 06:14:27,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 06:14:27,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 06:14:27,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 06:14:27,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 06:14:27,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 06:14:27,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 06:14:27,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 06:14:27,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 06:14:27,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 06:14:27,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 06:14:27,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 06:14:27,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 06:14:27,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 06:14:27,967 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 06:14:27,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 06:14:27,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 06:14:27,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 06:14:27,969 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 06:14:27,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 06:14:27,970 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 06:14:27,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 06:14:27,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 06:14:27,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 06:14:27,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 06:14:27,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 06:14:27,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 06:14:27,972 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 06:14:27,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 06:14:27,972 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 06:14:27,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 06:14:27,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 06:14:27,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 06:14:27,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 06:14:27,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 06:14:27,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 06:14:27,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 06:14:27,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 06:14:27,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 06:14:27,975 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 06:14:27,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 06:14:27,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 06:14:27,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 06:14:28,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 06:14:28,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 06:14:28,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 06:14:28,351 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 06:14:28,352 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 06:14:28,352 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2019-10-07 06:14:28,435 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbaa36d0f/05b8552c24ee47ac81f3c63cd7f3c912/FLAGf34737f22 [2019-10-07 06:14:29,379 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 06:14:29,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2019-10-07 06:14:29,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbaa36d0f/05b8552c24ee47ac81f3c63cd7f3c912/FLAGf34737f22 [2019-10-07 06:14:29,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbaa36d0f/05b8552c24ee47ac81f3c63cd7f3c912 [2019-10-07 06:14:29,820 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 06:14:29,821 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 06:14:29,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 06:14:29,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 06:14:29,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 06:14:29,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 06:14:29" (1/1) ... [2019-10-07 06:14:29,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f28d6e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:29, skipping insertion in model container [2019-10-07 06:14:29,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 06:14:29" (1/1) ... [2019-10-07 06:14:29,836 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 06:14:30,071 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 06:14:33,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 06:14:33,066 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 06:14:33,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 06:14:34,318 INFO L192 MainTranslator]: Completed translation [2019-10-07 06:14:34,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34 WrapperNode [2019-10-07 06:14:34,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 06:14:34,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 06:14:34,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 06:14:34,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 06:14:34,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34" (1/1) ... [2019-10-07 06:14:34,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34" (1/1) ... [2019-10-07 06:14:34,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34" (1/1) ... [2019-10-07 06:14:34,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34" (1/1) ... [2019-10-07 06:14:34,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34" (1/1) ... [2019-10-07 06:14:34,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34" (1/1) ... [2019-10-07 06:14:34,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34" (1/1) ... [2019-10-07 06:14:34,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 06:14:34,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 06:14:34,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 06:14:34,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 06:14:34,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 06:14:34,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 06:14:34,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 06:14:34,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 06:14:34,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 06:14:34,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 06:14:34,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 06:14:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 06:14:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-07 06:14:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 06:14:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-07 06:14:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-07 06:14:34,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 06:14:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 06:14:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 06:14:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-07 06:14:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 06:14:34,993 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-07 06:14:34,993 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-10-07 06:14:34,993 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-07 06:14:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 06:14:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 06:14:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 06:14:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 06:14:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-07 06:14:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-10-07 06:14:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-10-07 06:14:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-10-07 06:14:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-10-07 06:14:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 06:14:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 06:14:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 06:14:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 06:14:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 06:14:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 06:14:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2019-10-07 06:14:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-07 06:14:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-07 06:14:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-07 06:14:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-10-07 06:14:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-07 06:14:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-07 06:14:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-10-07 06:14:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_out [2019-10-07 06:14:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-07 06:14:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 06:14:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2019-10-07 06:14:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2019-10-07 06:14:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-07 06:14:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-07 06:14:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-07 06:14:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-07 06:14:35,000 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-07 06:14:35,000 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-10-07 06:14:35,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-07 06:14:35,000 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2019-10-07 06:14:35,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2019-10-07 06:14:35,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_init [2019-10-07 06:14:35,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_exit [2019-10-07 06:14:35,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_disconnect [2019-10-07 06:14:35,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_get_by_index [2019-10-07 06:14:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_serial [2019-10-07 06:14:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure return_serial [2019-10-07 06:14:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2019-10-07 06:14:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2019-10-07 06:14:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2019-10-07 06:14:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2019-10-07 06:14:35,003 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2019-10-07 06:14:35,003 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2019-10-07 06:14:35,003 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2019-10-07 06:14:35,003 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_close [2019-10-07 06:14:35,003 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2019-10-07 06:14:35,003 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2019-10-07 06:14:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2019-10-07 06:14:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2019-10-07 06:14:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2019-10-07 06:14:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2019-10-07 06:14:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2019-10-07 06:14:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2019-10-07 06:14:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2019-10-07 06:14:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_show [2019-10-07 06:14:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2019-10-07 06:14:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2019-10-07 06:14:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2019-10-07 06:14:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2019-10-07 06:14:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2019-10-07 06:14:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2019-10-07 06:14:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2019-10-07 06:14:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_unpoison_urbs [2019-10-07 06:14:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_release [2019-10-07 06:14:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure create_serial [2019-10-07 06:14:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure match_dynamic_id [2019-10-07 06:14:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2019-10-07 06:14:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure search_serial_device [2019-10-07 06:14:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2019-10-07 06:14:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2019-10-07 06:14:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-10-07 06:14:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-10-07 06:14:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-10-07 06:14:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2019-10-07 06:14:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-10-07 06:14:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2019-10-07 06:14:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_init [2019-10-07 06:14:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_exit [2019-10-07 06:14:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_operations_init [2019-10-07 06:14:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-07 06:14:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-07 06:14:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2019-10-07 06:14:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2019-10-07 06:14:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 06:14:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-07 06:14:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-07 06:14:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-07 06:14:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-07 06:14:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-07 06:14:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-07 06:14:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-10-07 06:14:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_8 [2019-10-07 06:14:35,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-07 06:14:35,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-10-07 06:14:35,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-07 06:14:35,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2019-10-07 06:14:35,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_13 [2019-10-07 06:14:35,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2019-10-07 06:14:35,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-07 06:14:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2019-10-07 06:14:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-10-07 06:14:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-10-07 06:14:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2019-10-07 06:14:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-10-07 06:14:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2019-10-07 06:14:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2019-10-07 06:14:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-07 06:14:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-10-07 06:14:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-07 06:14:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2019-10-07 06:14:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-07 06:14:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_28 [2019-10-07 06:14:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2019-10-07 06:14:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_30 [2019-10-07 06:14:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2019-10-07 06:14:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_32 [2019-10-07 06:14:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2019-10-07 06:14:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_34 [2019-10-07 06:14:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_35 [2019-10-07 06:14:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 06:14:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-10-07 06:14:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 06:14:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2019-10-07 06:14:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 06:14:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 06:14:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-07 06:14:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-07 06:14:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-10-07 06:14:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-07 06:14:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-07 06:14:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-07 06:14:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 06:14:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2019-10-07 06:14:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-10-07 06:14:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-07 06:14:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-07 06:14:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-10-07 06:14:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-10-07 06:14:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_register [2019-10-07 06:14:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_deregister [2019-10-07 06:14:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-10-07 06:14:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_close [2019-10-07 06:14:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_prepare_write_buffer [2019-10-07 06:14:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2019-10-07 06:14:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2019-10-07 06:14:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_room [2019-10-07 06:14:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_chars_in_buffer [2019-10-07 06:14:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2019-10-07 06:14:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2019-10-07 06:14:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_process_read_urb [2019-10-07 06:14:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2019-10-07 06:14:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2019-10-07 06:14:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2019-10-07 06:14:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2019-10-07 06:14:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2019-10-07 06:14:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2019-10-07 06:14:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2019-10-07 06:14:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2019-10-07 06:14:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_break [2019-10-07 06:14:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_dcd_change [2019-10-07 06:14:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2019-10-07 06:14:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main1_sequence_infinite_withcheck_stateful [2019-10-07 06:14:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_71 [2019-10-07 06:14:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_72 [2019-10-07 06:14:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_73 [2019-10-07 06:14:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_74 [2019-10-07 06:14:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_75 [2019-10-07 06:14:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2019-10-07 06:14:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure show_port_number [2019-10-07 06:14:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2019-10-07 06:14:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2019-10-07 06:14:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure store_new_id [2019-10-07 06:14:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dynids [2019-10-07 06:14:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dynids [2019-10-07 06:14:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_register [2019-10-07 06:14:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_deregister [2019-10-07 06:14:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main2_sequence_infinite_withcheck_stateful [2019-10-07 06:14:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_81 [2019-10-07 06:14:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_82 [2019-10-07 06:14:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_83 [2019-10-07 06:14:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_84 [2019-10-07 06:14:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_85 [2019-10-07 06:14:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 06:14:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 06:14:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_disc_mutex_of_usb_serial [2019-10-07 06:14:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_disc_mutex_of_usb_serial [2019-10-07 06:14:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2019-10-07 06:14:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_disc_mutex_of_usb_serial [2019-10-07 06:14:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_disc_mutex_of_usb_serial [2019-10-07 06:14:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_disc_mutex_of_usb_serial [2019-10-07 06:14:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2019-10-07 06:14:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 06:14:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-07 06:14:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-07 06:14:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-07 06:14:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 06:14:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-07 06:14:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-07 06:14:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 06:14:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 06:14:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 06:14:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 06:14:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 06:14:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 06:14:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 06:14:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_table_lock [2019-10-07 06:14:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_table_lock [2019-10-07 06:14:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_table_lock [2019-10-07 06:14:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_table_lock [2019-10-07 06:14:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_table_lock [2019-10-07 06:14:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_table_lock [2019-10-07 06:14:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_table_lock [2019-10-07 06:14:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 06:14:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 06:14:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-07 06:14:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-07 06:14:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 06:14:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2019-10-07 06:14:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2019-10-07 06:14:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2019-10-07 06:14:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2019-10-07 06:14:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2019-10-07 06:14:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-10-07 06:14:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-10-07 06:14:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-07 06:14:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 06:14:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 06:14:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2019-10-07 06:14:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-07 06:14:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 06:14:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 06:14:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-07 06:14:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 06:14:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 06:14:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-07 06:14:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 06:14:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_register [2019-10-07 06:14:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2019-10-07 06:14:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-07 06:14:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 06:14:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-07 06:14:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-07 06:14:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2019-10-07 06:14:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2019-10-07 06:14:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-07 06:14:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2019-10-07 06:14:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2019-10-07 06:14:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-07 06:14:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2019-10-07 06:14:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2019-10-07 06:14:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-07 06:14:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-10-07 06:14:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-07 06:14:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_sysrq [2019-10-07 06:14:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-10-07 06:14:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2019-10-07 06:14:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-10-07 06:14:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-07 06:14:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 06:14:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-10-07 06:14:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-07 06:14:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-07 06:14:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 06:14:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-10-07 06:14:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 06:14:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-10-07 06:14:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2019-10-07 06:14:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 06:14:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-07 06:14:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-07 06:14:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2019-10-07 06:14:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2019-10-07 06:14:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-10-07 06:14:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2019-10-07 06:14:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-10-07 06:14:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-10-07 06:14:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-10-07 06:14:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2019-10-07 06:14:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-10-07 06:14:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2019-10-07 06:14:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2019-10-07 06:14:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2019-10-07 06:14:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2019-10-07 06:14:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_install [2019-10-07 06:14:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2019-10-07 06:14:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-10-07 06:14:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2019-10-07 06:14:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2019-10-07 06:14:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2019-10-07 06:14:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2019-10-07 06:14:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-10-07 06:14:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2019-10-07 06:14:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2019-10-07 06:14:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2019-10-07 06:14:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-07 06:14:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2019-10-07 06:14:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2019-10-07 06:14:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-07 06:14:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2019-10-07 06:14:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-07 06:14:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-10-07 06:14:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2019-10-07 06:14:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-07 06:14:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2019-10-07 06:14:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2019-10-07 06:14:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2019-10-07 06:14:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2019-10-07 06:14:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2019-10-07 06:14:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-07 06:14:35,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_show_dynids [2019-10-07 06:14:35,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2019-10-07 06:14:35,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-07 06:14:35,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2019-10-07 06:14:35,040 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-07 06:14:35,040 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 06:14:35,040 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 06:14:35,041 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 06:14:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 06:14:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 06:14:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 06:14:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 06:14:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-07 06:14:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-07 06:14:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 06:14:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 06:14:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 06:14:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-07 06:14:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-07 06:14:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 06:14:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-07 06:14:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-07 06:14:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 06:14:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 06:14:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-07 06:14:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-07 06:14:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 06:14:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-10-07 06:14:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-07 06:14:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 06:14:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 06:14:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-07 06:14:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-07 06:14:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 06:14:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-07 06:14:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-07 06:14:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_8 [2019-10-07 06:14:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-07 06:14:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-07 06:14:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2019-10-07 06:14:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2019-10-07 06:14:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-07 06:14:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2019-10-07 06:14:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-10-07 06:14:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-10-07 06:14:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2019-10-07 06:14:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-07 06:14:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-07 06:14:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-07 06:14:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_28 [2019-10-07 06:14:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2019-10-07 06:14:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2019-10-07 06:14:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2019-10-07 06:14:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_35 [2019-10-07 06:14:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-07 06:14:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-07 06:14:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-07 06:14:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-07 06:14:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-10-07 06:14:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-10-07 06:14:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_13 [2019-10-07 06:14:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-10-07 06:14:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2019-10-07 06:14:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2019-10-07 06:14:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-10-07 06:14:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2019-10-07 06:14:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_30 [2019-10-07 06:14:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_32 [2019-10-07 06:14:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_34 [2019-10-07 06:14:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2019-10-07 06:14:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2019-10-07 06:14:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-07 06:14:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-07 06:14:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 06:14:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 06:14:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 06:14:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_table_lock [2019-10-07 06:14:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_table_lock [2019-10-07 06:14:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 06:14:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 06:14:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 06:14:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 06:14:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 06:14:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 06:14:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-07 06:14:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 06:14:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 06:14:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-07 06:14:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 06:14:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-07 06:14:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 06:14:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-10-07 06:14:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-10-07 06:14:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 06:14:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-10-07 06:14:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 06:14:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-10-07 06:14:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 06:14:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 06:14:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 06:14:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 06:14:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 06:14:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 06:14:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 06:14:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 06:14:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 06:14:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 06:14:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2019-10-07 06:14:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2019-10-07 06:14:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2019-10-07 06:14:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2019-10-07 06:14:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-10-07 06:14:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2019-10-07 06:14:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2019-10-07 06:14:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2019-10-07 06:14:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-10-07 06:14:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2019-10-07 06:14:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2019-10-07 06:14:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-10-07 06:14:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2019-10-07 06:14:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2019-10-07 06:14:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2019-10-07 06:14:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_install [2019-10-07 06:14:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2019-10-07 06:14:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2019-10-07 06:14:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-10-07 06:14:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-10-07 06:14:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-10-07 06:14:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2019-10-07 06:14:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2019-10-07 06:14:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-07 06:14:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-10-07 06:14:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-10-07 06:14:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-07 06:14:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 06:14:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-07 06:14:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-07 06:14:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-10-07 06:14:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-07 06:14:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-07 06:14:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-10-07 06:14:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_out [2019-10-07 06:14:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-07 06:14:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure bus_register [2019-10-07 06:14:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2019-10-07 06:14:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 06:14:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2019-10-07 06:14:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2019-10-07 06:14:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2019-10-07 06:14:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2019-10-07 06:14:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2019-10-07 06:14:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2019-10-07 06:14:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-07 06:14:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-07 06:14:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2019-10-07 06:14:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-10-07 06:14:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 06:14:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 06:14:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-07 06:14:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-07 06:14:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2019-10-07 06:14:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2019-10-07 06:14:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-07 06:14:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-10-07 06:14:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2019-10-07 06:14:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2019-10-07 06:14:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2019-10-07 06:14:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2019-10-07 06:14:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2019-10-07 06:14:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-07 06:14:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-07 06:14:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-07 06:14:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2019-10-07 06:14:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-07 06:14:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-10-07 06:14:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-07 06:14:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-07 06:14:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2019-10-07 06:14:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2019-10-07 06:14:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-07 06:14:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2019-10-07 06:14:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2019-10-07 06:14:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2019-10-07 06:14:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2019-10-07 06:14:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2019-10-07 06:14:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2019-10-07 06:14:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2019-10-07 06:14:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-10-07 06:14:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-10-07 06:14:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_init [2019-10-07 06:14:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_exit [2019-10-07 06:14:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_disconnect [2019-10-07 06:14:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_get_by_index [2019-10-07 06:14:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2019-10-07 06:14:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-10-07 06:14:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2019-10-07 06:14:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_close [2019-10-07 06:14:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2019-10-07 06:14:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_room [2019-10-07 06:14:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_chars_in_buffer [2019-10-07 06:14:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2019-10-07 06:14:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2019-10-07 06:14:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_register [2019-10-07 06:14:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_deregister [2019-10-07 06:14:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_process_read_urb [2019-10-07 06:14:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_prepare_write_buffer [2019-10-07 06:14:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_register [2019-10-07 06:14:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_deregister [2019-10-07 06:14:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_serial [2019-10-07 06:14:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 06:14:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure return_serial [2019-10-07 06:14:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2019-10-07 06:14:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2019-10-07 06:14:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2019-10-07 06:14:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 06:14:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2019-10-07 06:14:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2019-10-07 06:14:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2019-10-07 06:14:35,068 INFO L130 BoogieDeclarations]: Found specification of procedure serial_close [2019-10-07 06:14:35,068 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2019-10-07 06:14:35,068 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2019-10-07 06:14:35,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 06:14:35,068 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2019-10-07 06:14:35,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 06:14:35,068 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2019-10-07 06:14:35,068 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2019-10-07 06:14:35,069 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2019-10-07 06:14:35,069 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2019-10-07 06:14:35,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 06:14:35,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-07 06:14:35,069 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2019-10-07 06:14:35,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 06:14:35,069 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2019-10-07 06:14:35,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-07 06:14:35,070 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_show [2019-10-07 06:14:35,070 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2019-10-07 06:14:35,070 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2019-10-07 06:14:35,070 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2019-10-07 06:14:35,070 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2019-10-07 06:14:35,070 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2019-10-07 06:14:35,070 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2019-10-07 06:14:35,070 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_unpoison_urbs [2019-10-07 06:14:35,070 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_release [2019-10-07 06:14:35,071 INFO L130 BoogieDeclarations]: Found specification of procedure create_serial [2019-10-07 06:14:35,071 INFO L130 BoogieDeclarations]: Found specification of procedure match_dynamic_id [2019-10-07 06:14:35,071 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2019-10-07 06:14:35,071 INFO L130 BoogieDeclarations]: Found specification of procedure search_serial_device [2019-10-07 06:14:35,071 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2019-10-07 06:14:35,071 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2019-10-07 06:14:35,071 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-07 06:14:35,071 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-07 06:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-07 06:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2019-10-07 06:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2019-10-07 06:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_init [2019-10-07 06:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_exit [2019-10-07 06:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_operations_init [2019-10-07 06:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-07 06:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-07 06:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 06:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-10-07 06:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2019-10-07 06:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 06:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-10-07 06:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 06:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 06:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-10-07 06:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 06:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2019-10-07 06:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 06:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 06:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-07 06:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-10-07 06:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-07 06:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-07 06:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_74 [2019-10-07 06:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_72 [2019-10-07 06:14:35,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_75 [2019-10-07 06:14:35,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_71 [2019-10-07 06:14:35,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_73 [2019-10-07 06:14:35,075 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-10-07 06:14:35,075 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-07 06:14:35,075 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-07 06:14:35,075 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 06:14:35,075 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-07 06:14:35,075 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 06:14:35,076 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-07 06:14:35,076 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-07 06:14:35,076 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 06:14:35,076 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-10-07 06:14:35,076 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-07 06:14:35,076 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-10-07 06:14:35,076 INFO L130 BoogieDeclarations]: Found specification of procedure handle_sysrq [2019-10-07 06:14:35,076 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-10-07 06:14:35,076 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2019-10-07 06:14:35,077 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-10-07 06:14:35,077 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-10-07 06:14:35,077 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2019-10-07 06:14:35,077 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-10-07 06:14:35,077 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-07 06:14:35,077 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-07 06:14:35,077 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-07 06:14:35,077 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-07 06:14:35,077 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-07 06:14:35,078 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-10-07 06:14:35,078 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2019-10-07 06:14:35,078 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-10-07 06:14:35,078 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2019-10-07 06:14:35,078 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-10-07 06:14:35,078 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2019-10-07 06:14:35,078 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2019-10-07 06:14:35,078 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2019-10-07 06:14:35,078 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2019-10-07 06:14:35,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2019-10-07 06:14:35,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2019-10-07 06:14:35,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2019-10-07 06:14:35,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_break [2019-10-07 06:14:35,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_dcd_change [2019-10-07 06:14:35,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-10-07 06:14:35,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2019-10-07 06:14:35,079 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 06:14:35,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2019-10-07 06:14:35,080 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2019-10-07 06:14:35,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main1_sequence_infinite_withcheck_stateful [2019-10-07 06:14:35,080 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 06:14:35,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_84 [2019-10-07 06:14:35,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_82 [2019-10-07 06:14:35,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_85 [2019-10-07 06:14:35,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_81 [2019-10-07 06:14:35,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_83 [2019-10-07 06:14:35,080 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2019-10-07 06:14:35,081 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2019-10-07 06:14:35,081 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2019-10-07 06:14:35,081 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-07 06:14:35,081 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-07 06:14:35,081 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-07 06:14:35,081 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2019-10-07 06:14:35,081 INFO L130 BoogieDeclarations]: Found specification of procedure usb_show_dynids [2019-10-07 06:14:35,081 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2019-10-07 06:14:35,081 INFO L130 BoogieDeclarations]: Found specification of procedure show_port_number [2019-10-07 06:14:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2019-10-07 06:14:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2019-10-07 06:14:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure store_new_id [2019-10-07 06:14:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure show_dynids [2019-10-07 06:14:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure free_dynids [2019-10-07 06:14:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main2_sequence_infinite_withcheck_stateful [2019-10-07 06:14:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 06:14:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_disc_mutex_of_usb_serial [2019-10-07 06:14:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_disc_mutex_of_usb_serial [2019-10-07 06:14:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_disc_mutex_of_usb_serial [2019-10-07 06:14:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_disc_mutex_of_usb_serial [2019-10-07 06:14:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_disc_mutex_of_usb_serial [2019-10-07 06:14:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 06:14:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-07 06:14:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-07 06:14:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 06:14:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-07 06:14:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 06:14:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 06:14:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 06:14:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 06:14:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_table_lock [2019-10-07 06:14:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_table_lock [2019-10-07 06:14:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_table_lock [2019-10-07 06:14:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_table_lock [2019-10-07 06:14:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_table_lock [2019-10-07 06:14:35,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 06:14:35,085 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 06:14:35,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 06:14:35,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 06:14:35,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 06:14:35,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 06:14:35,085 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 06:14:35,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 06:14:35,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 06:14:35,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 06:14:35,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 06:15:17,156 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 06:15:17,157 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 06:15:17,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 06:15:17 BoogieIcfgContainer [2019-10-07 06:15:17,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 06:15:17,160 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 06:15:17,160 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 06:15:17,163 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 06:15:17,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 06:14:29" (1/3) ... [2019-10-07 06:15:17,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d8ce41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 06:15:17, skipping insertion in model container [2019-10-07 06:15:17,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:14:34" (2/3) ... [2019-10-07 06:15:17,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d8ce41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 06:15:17, skipping insertion in model container [2019-10-07 06:15:17,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 06:15:17" (3/3) ... [2019-10-07 06:15:17,167 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2019-10-07 06:15:17,176 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 06:15:17,186 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 06:15:17,197 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 06:15:17,231 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 06:15:17,231 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 06:15:17,231 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 06:15:17,231 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 06:15:17,231 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 06:15:17,232 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 06:15:17,232 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 06:15:17,232 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 06:15:17,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states. [2019-10-07 06:15:17,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-07 06:15:17,298 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:15:17,299 INFO L385 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] [2019-10-07 06:15:17,302 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:15:17,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:15:17,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1751820478, now seen corresponding path program 1 times [2019-10-07 06:15:17,315 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:15:17,316 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:17,316 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:17,316 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:17,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:15:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:15:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 06:15:19,316 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:19,316 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:15:19,317 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:15:19,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:15:19,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:15:19,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:19,339 INFO L87 Difference]: Start difference. First operand 2228 states. Second operand 3 states. [2019-10-07 06:15:24,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:15:24,536 INFO L93 Difference]: Finished difference Result 5673 states and 7793 transitions. [2019-10-07 06:15:24,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:15:24,538 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2019-10-07 06:15:24,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:15:24,587 INFO L225 Difference]: With dead ends: 5673 [2019-10-07 06:15:24,588 INFO L226 Difference]: Without dead ends: 3700 [2019-10-07 06:15:24,609 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:24,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3700 states. [2019-10-07 06:15:24,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3700 to 3695. [2019-10-07 06:15:24,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3695 states. [2019-10-07 06:15:24,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 3695 states and 4907 transitions. [2019-10-07 06:15:24,949 INFO L78 Accepts]: Start accepts. Automaton has 3695 states and 4907 transitions. Word has length 42 [2019-10-07 06:15:24,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:15:24,950 INFO L462 AbstractCegarLoop]: Abstraction has 3695 states and 4907 transitions. [2019-10-07 06:15:24,950 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:15:24,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3695 states and 4907 transitions. [2019-10-07 06:15:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-07 06:15:24,953 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:15:24,953 INFO L385 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] [2019-10-07 06:15:24,954 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:15:24,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:15:24,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1529538946, now seen corresponding path program 1 times [2019-10-07 06:15:24,954 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:15:24,954 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:24,954 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:24,955 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:24,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:15:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:15:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 06:15:25,469 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:25,470 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:15:25,470 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:15:25,473 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:15:25,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:15:25,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:25,474 INFO L87 Difference]: Start difference. First operand 3695 states and 4907 transitions. Second operand 3 states. [2019-10-07 06:15:30,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:15:30,458 INFO L93 Difference]: Finished difference Result 3697 states and 4908 transitions. [2019-10-07 06:15:30,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:15:30,458 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-07 06:15:30,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:15:30,482 INFO L225 Difference]: With dead ends: 3697 [2019-10-07 06:15:30,483 INFO L226 Difference]: Without dead ends: 3694 [2019-10-07 06:15:30,486 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:30,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3694 states. [2019-10-07 06:15:30,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3694 to 3694. [2019-10-07 06:15:30,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3694 states. [2019-10-07 06:15:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 3694 states and 4905 transitions. [2019-10-07 06:15:30,682 INFO L78 Accepts]: Start accepts. Automaton has 3694 states and 4905 transitions. Word has length 43 [2019-10-07 06:15:30,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:15:30,683 INFO L462 AbstractCegarLoop]: Abstraction has 3694 states and 4905 transitions. [2019-10-07 06:15:30,683 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:15:30,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3694 states and 4905 transitions. [2019-10-07 06:15:30,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-07 06:15:30,685 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:15:30,685 INFO L385 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] [2019-10-07 06:15:30,685 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:15:30,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:15:30,686 INFO L82 PathProgramCache]: Analyzing trace with hash -172461119, now seen corresponding path program 1 times [2019-10-07 06:15:30,686 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:15:30,686 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:30,687 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:30,687 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:30,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:15:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:15:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 06:15:31,202 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:31,202 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:15:31,202 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:15:31,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:15:31,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:15:31,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:31,204 INFO L87 Difference]: Start difference. First operand 3694 states and 4905 transitions. Second operand 3 states. [2019-10-07 06:15:36,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:15:36,300 INFO L93 Difference]: Finished difference Result 3696 states and 4906 transitions. [2019-10-07 06:15:36,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:15:36,300 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-10-07 06:15:36,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:15:36,335 INFO L225 Difference]: With dead ends: 3696 [2019-10-07 06:15:36,336 INFO L226 Difference]: Without dead ends: 3693 [2019-10-07 06:15:36,340 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:36,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3693 states. [2019-10-07 06:15:36,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3693 to 3693. [2019-10-07 06:15:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3693 states. [2019-10-07 06:15:36,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 3693 states and 4903 transitions. [2019-10-07 06:15:36,572 INFO L78 Accepts]: Start accepts. Automaton has 3693 states and 4903 transitions. Word has length 44 [2019-10-07 06:15:36,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:15:36,573 INFO L462 AbstractCegarLoop]: Abstraction has 3693 states and 4903 transitions. [2019-10-07 06:15:36,573 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:15:36,573 INFO L276 IsEmpty]: Start isEmpty. Operand 3693 states and 4903 transitions. [2019-10-07 06:15:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-07 06:15:36,581 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:15:36,581 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:15:36,581 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:15:36,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:15:36,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1052716575, now seen corresponding path program 1 times [2019-10-07 06:15:36,582 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:15:36,582 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:36,582 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:36,582 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:36,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:15:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:15:36,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 06:15:36,995 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:36,996 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:15:36,996 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 06:15:36,996 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 06:15:36,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 06:15:36,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 06:15:36,997 INFO L87 Difference]: Start difference. First operand 3693 states and 4903 transitions. Second operand 4 states. [2019-10-07 06:15:47,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:15:47,730 INFO L93 Difference]: Finished difference Result 3827 states and 5035 transitions. [2019-10-07 06:15:47,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 06:15:47,731 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 45 [2019-10-07 06:15:47,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:15:47,757 INFO L225 Difference]: With dead ends: 3827 [2019-10-07 06:15:47,757 INFO L226 Difference]: Without dead ends: 3805 [2019-10-07 06:15:47,760 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-07 06:15:47,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3805 states. [2019-10-07 06:15:47,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3805 to 3799. [2019-10-07 06:15:47,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3799 states. [2019-10-07 06:15:47,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3799 states and 4998 transitions. [2019-10-07 06:15:47,940 INFO L78 Accepts]: Start accepts. Automaton has 3799 states and 4998 transitions. Word has length 45 [2019-10-07 06:15:47,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:15:47,941 INFO L462 AbstractCegarLoop]: Abstraction has 3799 states and 4998 transitions. [2019-10-07 06:15:47,941 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 06:15:47,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 4998 transitions. [2019-10-07 06:15:47,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-07 06:15:47,945 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:15:47,946 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 06:15:47,946 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:15:47,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:15:47,946 INFO L82 PathProgramCache]: Analyzing trace with hash 1875991886, now seen corresponding path program 1 times [2019-10-07 06:15:47,947 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:15:47,947 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:47,947 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:47,947 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:47,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:15:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:15:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-07 06:15:48,401 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:48,401 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:15:48,401 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:15:48,402 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:15:48,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:15:48,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:48,403 INFO L87 Difference]: Start difference. First operand 3799 states and 4998 transitions. Second operand 3 states. [2019-10-07 06:15:53,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:15:53,399 INFO L93 Difference]: Finished difference Result 7401 states and 9788 transitions. [2019-10-07 06:15:53,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:15:53,400 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2019-10-07 06:15:53,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:15:53,425 INFO L225 Difference]: With dead ends: 7401 [2019-10-07 06:15:53,425 INFO L226 Difference]: Without dead ends: 3794 [2019-10-07 06:15:53,447 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:53,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3794 states. [2019-10-07 06:15:53,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3794 to 3789. [2019-10-07 06:15:53,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3789 states. [2019-10-07 06:15:53,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3789 states and 4905 transitions. [2019-10-07 06:15:53,635 INFO L78 Accepts]: Start accepts. Automaton has 3789 states and 4905 transitions. Word has length 70 [2019-10-07 06:15:53,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:15:53,636 INFO L462 AbstractCegarLoop]: Abstraction has 3789 states and 4905 transitions. [2019-10-07 06:15:53,636 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:15:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 3789 states and 4905 transitions. [2019-10-07 06:15:53,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-10-07 06:15:53,646 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:15:53,647 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 06:15:53,647 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:15:53,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:15:53,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1035710404, now seen corresponding path program 1 times [2019-10-07 06:15:53,648 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:15:53,648 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:53,648 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:53,649 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:53,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:15:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:15:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-07 06:15:54,125 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:54,125 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:15:54,126 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 06:15:54,126 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 06:15:54,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 06:15:54,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 06:15:54,127 INFO L87 Difference]: Start difference. First operand 3789 states and 4905 transitions. Second operand 5 states. [2019-10-07 06:15:54,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:15:54,285 INFO L93 Difference]: Finished difference Result 7390 states and 9574 transitions. [2019-10-07 06:15:54,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 06:15:54,286 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2019-10-07 06:15:54,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:15:54,311 INFO L225 Difference]: With dead ends: 7390 [2019-10-07 06:15:54,311 INFO L226 Difference]: Without dead ends: 3789 [2019-10-07 06:15:54,327 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 06:15:54,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3789 states. [2019-10-07 06:15:54,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3789 to 3789. [2019-10-07 06:15:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3789 states. [2019-10-07 06:15:54,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3789 states and 4904 transitions. [2019-10-07 06:15:54,534 INFO L78 Accepts]: Start accepts. Automaton has 3789 states and 4904 transitions. Word has length 75 [2019-10-07 06:15:54,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:15:54,537 INFO L462 AbstractCegarLoop]: Abstraction has 3789 states and 4904 transitions. [2019-10-07 06:15:54,537 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 06:15:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3789 states and 4904 transitions. [2019-10-07 06:15:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-10-07 06:15:54,542 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:15:54,543 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 06:15:54,543 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:15:54,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:15:54,544 INFO L82 PathProgramCache]: Analyzing trace with hash -908563167, now seen corresponding path program 1 times [2019-10-07 06:15:54,544 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:15:54,544 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:54,544 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:54,545 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:54,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:15:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:15:55,001 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-07 06:15:55,002 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:55,002 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:15:55,002 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:15:55,003 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:15:55,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:15:55,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:55,004 INFO L87 Difference]: Start difference. First operand 3789 states and 4904 transitions. Second operand 3 states. [2019-10-07 06:15:55,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:15:55,244 INFO L93 Difference]: Finished difference Result 7550 states and 9777 transitions. [2019-10-07 06:15:55,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:15:55,245 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 86 [2019-10-07 06:15:55,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:15:55,288 INFO L225 Difference]: With dead ends: 7550 [2019-10-07 06:15:55,291 INFO L226 Difference]: Without dead ends: 3790 [2019-10-07 06:15:55,315 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:15:55,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3790 states. [2019-10-07 06:15:55,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3790 to 3790. [2019-10-07 06:15:55,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3790 states. [2019-10-07 06:15:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 3790 states and 4905 transitions. [2019-10-07 06:15:55,537 INFO L78 Accepts]: Start accepts. Automaton has 3790 states and 4905 transitions. Word has length 86 [2019-10-07 06:15:55,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:15:55,538 INFO L462 AbstractCegarLoop]: Abstraction has 3790 states and 4905 transitions. [2019-10-07 06:15:55,538 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:15:55,538 INFO L276 IsEmpty]: Start isEmpty. Operand 3790 states and 4905 transitions. [2019-10-07 06:15:55,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-10-07 06:15:55,542 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:15:55,542 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 06:15:55,543 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:15:55,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:15:55,543 INFO L82 PathProgramCache]: Analyzing trace with hash 658632913, now seen corresponding path program 1 times [2019-10-07 06:15:55,543 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:15:55,543 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:55,544 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:55,544 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:15:55,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:15:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:15:56,024 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-07 06:15:56,024 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:15:56,024 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 06:15:56,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 06:16:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:16:00,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 6552 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-07 06:16:00,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 06:16:00,541 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-10-07 06:16:00,542 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 06:16:00,677 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-07 06:16:00,677 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 06:16:00,728 INFO L162 IcfgInterpreter]: Started Sifa with 78 locations of interest [2019-10-07 06:16:00,729 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 06:16:00,948 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 06:16:00,950 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.topsortRelevant(CallGraph.java:132) at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.(CallGraph.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.(IcfgInterpreter.java:93) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaBuilder.construct(SifaBuilder.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:287) ... 21 more [2019-10-07 06:16:00,957 INFO L168 Benchmark]: Toolchain (without parser) took 91135.31 ms. Allocated memory was 146.3 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 93.3 MB in the beginning and 225.9 MB in the end (delta: -132.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-10-07 06:16:00,958 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 146.3 MB. Free memory is still 122.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-07 06:16:00,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4496.95 ms. Allocated memory was 146.3 MB in the beginning and 255.3 MB in the end (delta: 109.1 MB). Free memory was 93.1 MB in the beginning and 79.7 MB in the end (delta: 13.5 MB). Peak memory consumption was 125.2 MB. Max. memory is 7.1 GB. [2019-10-07 06:16:00,961 INFO L168 Benchmark]: Boogie Preprocessor took 589.11 ms. Allocated memory was 255.3 MB in the beginning and 321.4 MB in the end (delta: 66.1 MB). Free memory was 79.7 MB in the beginning and 213.0 MB in the end (delta: -133.3 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-10-07 06:16:00,962 INFO L168 Benchmark]: RCFGBuilder took 42250.62 ms. Allocated memory was 321.4 MB in the beginning and 1.1 GB in the end (delta: 782.8 MB). Free memory was 213.0 MB in the beginning and 111.0 MB in the end (delta: 102.0 MB). Peak memory consumption was 969.5 MB. Max. memory is 7.1 GB. [2019-10-07 06:16:00,963 INFO L168 Benchmark]: TraceAbstraction took 43794.59 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 284.2 MB). Free memory was 111.0 MB in the beginning and 225.9 MB in the end (delta: -114.8 MB). Peak memory consumption was 169.3 MB. Max. memory is 7.1 GB. [2019-10-07 06:16:00,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 146.3 MB. Free memory is still 122.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4496.95 ms. Allocated memory was 146.3 MB in the beginning and 255.3 MB in the end (delta: 109.1 MB). Free memory was 93.1 MB in the beginning and 79.7 MB in the end (delta: 13.5 MB). Peak memory consumption was 125.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 589.11 ms. Allocated memory was 255.3 MB in the beginning and 321.4 MB in the end (delta: 66.1 MB). Free memory was 79.7 MB in the beginning and 213.0 MB in the end (delta: -133.3 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 42250.62 ms. Allocated memory was 321.4 MB in the beginning and 1.1 GB in the end (delta: 782.8 MB). Free memory was 213.0 MB in the beginning and 111.0 MB in the end (delta: 102.0 MB). Peak memory consumption was 969.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 43794.59 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 284.2 MB). Free memory was 111.0 MB in the beginning and 225.9 MB in the end (delta: -114.8 MB). Peak memory consumption was 169.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.IllegalArgumentException: Recursive programs are not supported. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.IllegalArgumentException: Recursive programs are not supported.: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...