java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 12:12:59,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 12:12:59,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 12:12:59,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 12:12:59,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 12:12:59,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 12:12:59,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 12:12:59,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 12:12:59,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 12:12:59,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 12:12:59,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 12:12:59,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 12:12:59,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 12:12:59,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 12:12:59,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 12:12:59,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 12:12:59,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 12:12:59,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 12:12:59,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 12:12:59,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 12:12:59,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 12:12:59,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 12:12:59,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 12:12:59,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 12:12:59,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 12:12:59,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 12:12:59,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 12:12:59,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 12:12:59,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 12:12:59,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 12:12:59,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 12:12:59,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 12:12:59,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 12:12:59,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 12:12:59,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 12:12:59,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 12:12:59,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 12:12:59,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 12:12:59,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 12:12:59,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 12:12:59,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 12:12:59,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 12:12:59,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 12:12:59,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 12:12:59,518 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 12:12:59,518 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 12:12:59,519 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 12:12:59,519 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 12:12:59,519 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 12:12:59,519 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 12:12:59,520 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 12:12:59,520 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 12:12:59,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 12:12:59,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 12:12:59,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 12:12:59,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 12:12:59,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 12:12:59,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 12:12:59,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 12:12:59,522 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 12:12:59,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 12:12:59,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 12:12:59,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 12:12:59,523 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 12:12:59,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 12:12:59,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 12:12:59,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 12:12:59,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 12:12:59,524 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 12:12:59,524 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 12:12:59,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 12:12:59,524 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 12:12:59,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 12:12:59,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 12:12:59,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 12:12:59,569 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 12:12:59,569 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 12:12:59,570 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-09-10 12:12:59,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44fb9ac61/a507dc546d7549e28df90dab99ba2c57/FLAGa1c0eef81 [2019-09-10 12:13:00,519 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 12:13:00,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-09-10 12:13:00,562 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44fb9ac61/a507dc546d7549e28df90dab99ba2c57/FLAGa1c0eef81 [2019-09-10 12:13:00,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44fb9ac61/a507dc546d7549e28df90dab99ba2c57 [2019-09-10 12:13:00,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 12:13:00,977 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 12:13:00,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 12:13:00,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 12:13:00,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 12:13:00,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 12:13:00" (1/1) ... [2019-09-10 12:13:00,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@472d9474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:00, skipping insertion in model container [2019-09-10 12:13:00,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 12:13:00" (1/1) ... [2019-09-10 12:13:00,993 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 12:13:01,159 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 12:13:04,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 12:13:04,423 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 12:13:05,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 12:13:06,099 INFO L192 MainTranslator]: Completed translation [2019-09-10 12:13:06,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06 WrapperNode [2019-09-10 12:13:06,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 12:13:06,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 12:13:06,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 12:13:06,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 12:13:06,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06" (1/1) ... [2019-09-10 12:13:06,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06" (1/1) ... [2019-09-10 12:13:06,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06" (1/1) ... [2019-09-10 12:13:06,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06" (1/1) ... [2019-09-10 12:13:06,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06" (1/1) ... [2019-09-10 12:13:06,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06" (1/1) ... [2019-09-10 12:13:06,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06" (1/1) ... [2019-09-10 12:13:06,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 12:13:06,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 12:13:06,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 12:13:06,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 12:13:06,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 12:13:06,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 12:13:06,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 12:13:06,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 12:13:06,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 12:13:06,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-10 12:13:06,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 12:13:06,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-10 12:13:06,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-10 12:13:06,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-10 12:13:06,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-10 12:13:06,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-09-10 12:13:06,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-10 12:13:06,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2019-09-10 12:13:06,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-09-10 12:13:06,740 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 12:13:06,741 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-10 12:13:06,741 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-10 12:13:06,741 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-10 12:13:06,742 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-09-10 12:13:06,742 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-09-10 12:13:06,742 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 12:13:06,742 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-10 12:13:06,742 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-10 12:13:06,743 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-10 12:13:06,743 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-09-10 12:13:06,743 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-09-10 12:13:06,744 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-09-10 12:13:06,744 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-09-10 12:13:06,744 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-09-10 12:13:06,744 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-09-10 12:13:06,744 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-10 12:13:06,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 12:13:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 12:13:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 12:13:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 12:13:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 12:13:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-10 12:13:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-10 12:13:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 12:13:06,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 12:13:06,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 12:13:06,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 12:13:06,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 12:13:06,746 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2019-09-10 12:13:06,746 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-09-10 12:13:06,747 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-09-10 12:13:06,747 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-09-10 12:13:06,747 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-09-10 12:13:06,747 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-09-10 12:13:06,748 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-09-10 12:13:06,748 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-09-10 12:13:06,748 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_out [2019-09-10 12:13:06,748 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-09-10 12:13:06,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-10 12:13:06,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 12:13:06,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 12:13:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2019-09-10 12:13:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2019-09-10 12:13:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-10 12:13:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-10 12:13:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-10 12:13:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-10 12:13:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-10 12:13:06,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-10 12:13:06,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-10 12:13:06,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2019-09-10 12:13:06,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2019-09-10 12:13:06,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_init [2019-09-10 12:13:06,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_exit [2019-09-10 12:13:06,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_disconnect [2019-09-10 12:13:06,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2019-09-10 12:13:06,751 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_minors [2019-09-10 12:13:06,751 INFO L138 BoogieDeclarations]: Found implementation of procedure release_minors [2019-09-10 12:13:06,752 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2019-09-10 12:13:06,752 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2019-09-10 12:13:06,752 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2019-09-10 12:13:06,752 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2019-09-10 12:13:06,753 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2019-09-10 12:13:06,753 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2019-09-10 12:13:06,753 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2019-09-10 12:13:06,753 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_close [2019-09-10 12:13:06,754 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2019-09-10 12:13:06,754 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2019-09-10 12:13:06,754 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2019-09-10 12:13:06,754 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2019-09-10 12:13:06,755 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2019-09-10 12:13:06,756 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2019-09-10 12:13:06,756 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2019-09-10 12:13:06,756 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2019-09-10 12:13:06,756 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2019-09-10 12:13:06,756 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2019-09-10 12:13:06,756 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_show [2019-09-10 12:13:06,756 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2019-09-10 12:13:06,757 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2019-09-10 12:13:06,757 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2019-09-10 12:13:06,757 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2019-09-10 12:13:06,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2019-09-10 12:13:06,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2019-09-10 12:13:06,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2019-09-10 12:13:06,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_unpoison_urbs [2019-09-10 12:13:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_release [2019-09-10 12:13:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure create_serial [2019-09-10 12:13:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure match_dynamic_id [2019-09-10 12:13:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2019-09-10 12:13:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure search_serial_device [2019-09-10 12:13:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2019-09-10 12:13:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2019-09-10 12:13:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure port_number_show [2019-09-10 12:13:06,759 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-09-10 12:13:06,759 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-09-10 12:13:06,759 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-09-10 12:13:06,759 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2019-09-10 12:13:06,759 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-09-10 12:13:06,760 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2019-09-10 12:13:06,760 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_init [2019-09-10 12:13:06,760 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_exit [2019-09-10 12:13:06,760 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_operations_init [2019-09-10 12:13:06,761 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-09-10 12:13:06,761 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-09-10 12:13:06,762 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2019-09-10 12:13:06,762 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2019-09-10 12:13:06,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2019-09-10 12:13:06,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_9 [2019-09-10 12:13:06,763 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-09-10 12:13:06,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_6 [2019-09-10 12:13:06,763 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-09-10 12:13:06,763 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-09-10 12:13:06,764 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-09-10 12:13:06,764 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-09-10 12:13:06,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_7 [2019-09-10 12:13:06,764 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-09-10 12:13:06,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 12:13:06,765 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-10 12:13:06,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-09-10 12:13:06,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-09-10 12:13:06,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-09-10 12:13:06,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-09-10 12:13:06,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-09-10 12:13:06,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_10 [2019-09-10 12:13:06,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_11 [2019-09-10 12:13:06,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_12 [2019-09-10 12:13:06,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_13 [2019-09-10 12:13:06,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_14 [2019-09-10 12:13:06,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_15 [2019-09-10 12:13:06,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_16 [2019-09-10 12:13:06,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_17 [2019-09-10 12:13:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_18 [2019-09-10 12:13:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_19 [2019-09-10 12:13:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_20 [2019-09-10 12:13:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_21 [2019-09-10 12:13:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_22 [2019-09-10 12:13:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_23 [2019-09-10 12:13:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_24 [2019-09-10 12:13:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_25 [2019-09-10 12:13:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_26 [2019-09-10 12:13:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-10 12:13:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-09-10 12:13:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-10 12:13:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2019-09-10 12:13:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-10 12:13:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-10 12:13:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-10 12:13:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-10 12:13:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-10 12:13:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-10 12:13:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-10 12:13:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 12:13:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-10 12:13:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-10 12:13:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2019-09-10 12:13:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure flag_buf_ptr [2019-09-10 12:13:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-09-10 12:13:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2019-09-10 12:13:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-09-10 12:13:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-09-10 12:13:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-09-10 12:13:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_register [2019-09-10 12:13:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_deregister [2019-09-10 12:13:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-09-10 12:13:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_close [2019-09-10 12:13:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_prepare_write_buffer [2019-09-10 12:13:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2019-09-10 12:13:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2019-09-10 12:13:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_room [2019-09-10 12:13:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_chars_in_buffer [2019-09-10 12:13:06,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_wait_until_sent [2019-09-10 12:13:06,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2019-09-10 12:13:06,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2019-09-10 12:13:06,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_process_read_urb [2019-09-10 12:13:06,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2019-09-10 12:13:06,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2019-09-10 12:13:06,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2019-09-10 12:13:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2019-09-10 12:13:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2019-09-10 12:13:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2019-09-10 12:13:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2019-09-10 12:13:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2019-09-10 12:13:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_break [2019-09-10 12:13:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_dcd_change [2019-09-10 12:13:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2019-09-10 12:13:06,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_4 [2019-09-10 12:13:06,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-09-10 12:13:06,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_43 [2019-09-10 12:13:06,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_44 [2019-09-10 12:13:06,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_45 [2019-09-10 12:13:06,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2019-09-10 12:13:06,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_47 [2019-09-10 12:13:06,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2019-09-10 12:13:06,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2019-09-10 12:13:06,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2019-09-10 12:13:06,786 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2019-09-10 12:13:06,786 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2019-09-10 12:13:06,786 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dynids [2019-09-10 12:13:06,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_register [2019-09-10 12:13:06,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_deregister [2019-09-10 12:13:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_attribute_3 [2019-09-10 12:13:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bus_type_2 [2019-09-10 12:13:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-09-10 12:13:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2019-09-10 12:13:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-10 12:13:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_57 [2019-09-10 12:13:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_58 [2019-09-10 12:13:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_59 [2019-09-10 12:13:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_60 [2019-09-10 12:13:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_61 [2019-09-10 12:13:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_register_device_62 [2019-09-10 12:13:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_unregister_device_63 [2019-09-10 12:13:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 12:13:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 12:13:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 12:13:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 12:13:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 12:13:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-10 12:13:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-10 12:13:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-10 12:13:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-10 12:13:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-10 12:13:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 12:13:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-10 12:13:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-09-10 12:13:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-10 12:13:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2019-09-10 12:13:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2019-09-10 12:13:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2019-09-10 12:13:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2019-09-10 12:13:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2019-09-10 12:13:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-09-10 12:13:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-09-10 12:13:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-10 12:13:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-10 12:13:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-10 12:13:06,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 12:13:06,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2019-09-10 12:13:06,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-10 12:13:06,792 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-10 12:13:06,792 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-10 12:13:06,792 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-10 12:13:06,792 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-10 12:13:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-10 12:13:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-10 12:13:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 12:13:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_register [2019-09-10 12:13:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2019-09-10 12:13:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-09-10 12:13:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-09-10 12:13:06,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-10 12:13:06,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2019-09-10 12:13:06,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-10 12:13:06,795 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2019-09-10 12:13:06,795 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2019-09-10 12:13:06,795 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2019-09-10 12:13:06,795 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2019-09-10 12:13:06,795 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2019-09-10 12:13:06,795 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-09-10 12:13:06,795 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-09-10 12:13:06,796 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-10 12:13:06,796 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-09-10 12:13:06,796 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_sysrq [2019-09-10 12:13:06,796 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-09-10 12:13:06,798 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-09-10 12:13:06,798 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-09-10 12:13:06,798 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2019-09-10 12:13:06,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destruct_7 [2019-09-10 12:13:06,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 12:13:06,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2019-09-10 12:13:06,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-09-10 12:13:06,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_5 [2019-09-10 12:13:06,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_4 [2019-09-10 12:13:06,801 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-10 12:13:06,801 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-10 12:13:06,801 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-10 12:13:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-10 12:13:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-09-10 12:13:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 12:13:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-09-10 12:13:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2019-09-10 12:13:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-09-10 12:13:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-10 12:13:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-10 12:13:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-09-10 12:13:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-09-10 12:13:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-09-10 12:13:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2019-09-10 12:13:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2019-09-10 12:13:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-09-10 12:13:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-09-10 12:13:06,804 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-09-10 12:13:06,804 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-09-10 12:13:06,804 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-09-10 12:13:06,804 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-09-10 12:13:06,804 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2019-09-10 12:13:06,804 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-09-10 12:13:06,804 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_deref [2019-09-10 12:13:06,805 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_ref [2019-09-10 12:13:06,805 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2019-09-10 12:13:06,805 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2019-09-10 12:13:06,805 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2019-09-10 12:13:06,805 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2019-09-10 12:13:06,805 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_install [2019-09-10 12:13:06,805 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2019-09-10 12:13:06,805 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-09-10 12:13:06,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2019-09-10 12:13:06,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2019-09-10 12:13:06,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2019-09-10 12:13:06,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2019-09-10 12:13:06,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2019-09-10 12:13:06,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-09-10 12:13:06,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2019-09-10 12:13:06,807 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2019-09-10 12:13:06,807 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2019-09-10 12:13:06,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-10 12:13:06,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2019-09-10 12:13:06,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2019-09-10 12:13:06,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-10 12:13:06,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2019-09-10 12:13:06,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-10 12:13:06,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-09-10 12:13:06,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2019-09-10 12:13:06,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-10 12:13:06,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2019-09-10 12:13:06,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2019-09-10 12:13:06,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2019-09-10 12:13:06,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2019-09-10 12:13:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2019-09-10 12:13:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-10 12:13:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_show_dynids [2019-09-10 12:13:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2019-09-10 12:13:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-10 12:13:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2019-09-10 12:13:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-10 12:13:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 12:13:06,809 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 12:13:06,810 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 12:13:06,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 12:13:06,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 12:13:06,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 12:13:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 12:13:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 12:13:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 12:13:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-09-10 12:13:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 12:13:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 12:13:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 12:13:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 12:13:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 12:13:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-09-10 12:13:06,812 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-10 12:13:06,812 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-10 12:13:06,812 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-10 12:13:06,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 12:13:06,812 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-10 12:13:06,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 12:13:06,812 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-10 12:13:06,812 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-10 12:13:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 12:13:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-10 12:13:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-10 12:13:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 12:13:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 12:13:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-10 12:13:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-09-10 12:13:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-10 12:13:06,814 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-09-10 12:13:06,814 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-09-10 12:13:06,814 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-10 12:13:06,814 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 12:13:06,814 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-10 12:13:06,814 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-10 12:13:06,814 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 12:13:06,814 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-10 12:13:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-10 12:13:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-10 12:13:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-10 12:13:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-10 12:13:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-10 12:13:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-09-10 12:13:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-10 12:13:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-10 12:13:06,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-09-10 12:13:06,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-09-10 12:13:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-09-10 12:13:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-09-10 12:13:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-09-10 12:13:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-09-10 12:13:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-09-10 12:13:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-09-10 12:13:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_20 [2019-09-10 12:13:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-10 12:13:06,818 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-09-10 12:13:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-09-10 12:13:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-09-10 12:13:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-09-10 12:13:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-09-10 12:13:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 12:13:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 12:13:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-09-10 12:13:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-09-10 12:13:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-09-10 12:13:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 12:13:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-09-10 12:13:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-10 12:13:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_10 [2019-09-10 12:13:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_13 [2019-09-10 12:13:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_11 [2019-09-10 12:13:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_12 [2019-09-10 12:13:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_14 [2019-09-10 12:13:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_15 [2019-09-10 12:13:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_16 [2019-09-10 12:13:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_17 [2019-09-10 12:13:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_18 [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_19 [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 12:13:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 12:13:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 12:13:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 12:13:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 12:13:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 12:13:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 12:13:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 12:13:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-10 12:13:06,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-10 12:13:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 12:13:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 12:13:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 12:13:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 12:13:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 12:13:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2019-09-10 12:13:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_9 [2019-09-10 12:13:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_4 [2019-09-10 12:13:06,824 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-09-10 12:13:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_6 [2019-09-10 12:13:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-09-10 12:13:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-09-10 12:13:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-09-10 12:13:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-09-10 12:13:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_attribute_3 [2019-09-10 12:13:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_7 [2019-09-10 12:13:06,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bus_type_2 [2019-09-10 12:13:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-09-10 12:13:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2019-09-10 12:13:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2019-09-10 12:13:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2019-09-10 12:13:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2019-09-10 12:13:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-09-10 12:13:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2019-09-10 12:13:06,826 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2019-09-10 12:13:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2019-09-10 12:13:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-09-10 12:13:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2019-09-10 12:13:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2019-09-10 12:13:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-09-10 12:13:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2019-09-10 12:13:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2019-09-10 12:13:06,827 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2019-09-10 12:13:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_install [2019-09-10 12:13:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2019-09-10 12:13:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-09-10 12:13:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-09-10 12:13:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2019-09-10 12:13:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2019-09-10 12:13:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-09-10 12:13:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-09-10 12:13:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-09-10 12:13:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-09-10 12:13:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-09-10 12:13:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-09-10 12:13:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-09-10 12:13:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-09-10 12:13:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-09-10 12:13:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-09-10 12:13:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_out [2019-09-10 12:13:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-09-10 12:13:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure bus_register [2019-09-10 12:13:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2019-09-10 12:13:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-10 12:13:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2019-09-10 12:13:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 12:13:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 12:13:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2019-09-10 12:13:06,830 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2019-09-10 12:13:06,831 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2019-09-10 12:13:06,831 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2019-09-10 12:13:06,831 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2019-09-10 12:13:06,831 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2019-09-10 12:13:06,831 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-09-10 12:13:06,831 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-10 12:13:06,831 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-10 12:13:06,831 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-10 12:13:06,832 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-10 12:13:06,832 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-10 12:13:06,832 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2019-09-10 12:13:06,832 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2019-09-10 12:13:06,832 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-10 12:13:06,832 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-09-10 12:13:06,832 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2019-09-10 12:13:06,832 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2019-09-10 12:13:06,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2019-09-10 12:13:06,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2019-09-10 12:13:06,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2019-09-10 12:13:06,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-10 12:13:06,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-10 12:13:06,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_21 [2019-09-10 12:13:06,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_24 [2019-09-10 12:13:06,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-10 12:13:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_22 [2019-09-10 12:13:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_23 [2019-09-10 12:13:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_25 [2019-09-10 12:13:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_26 [2019-09-10 12:13:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2019-09-10 12:13:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-10 12:13:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-10 12:13:06,834 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-10 12:13:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-10 12:13:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2019-09-10 12:13:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2019-09-10 12:13:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-10 12:13:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2019-09-10 12:13:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2019-09-10 12:13:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2019-09-10 12:13:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2019-09-10 12:13:06,835 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2019-09-10 12:13:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2019-09-10 12:13:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2019-09-10 12:13:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-09-10 12:13:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-09-10 12:13:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_init [2019-09-10 12:13:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_exit [2019-09-10 12:13:06,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_disconnect [2019-09-10 12:13:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2019-09-10 12:13:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2019-09-10 12:13:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-09-10 12:13:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2019-09-10 12:13:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_close [2019-09-10 12:13:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2019-09-10 12:13:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_room [2019-09-10 12:13:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_chars_in_buffer [2019-09-10 12:13:06,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_wait_until_sent [2019-09-10 12:13:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2019-09-10 12:13:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2019-09-10 12:13:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_register [2019-09-10 12:13:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_deregister [2019-09-10 12:13:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_process_read_urb [2019-09-10 12:13:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_prepare_write_buffer [2019-09-10 12:13:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_register [2019-09-10 12:13:06,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_deregister [2019-09-10 12:13:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_minors [2019-09-10 12:13:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure release_minors [2019-09-10 12:13:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2019-09-10 12:13:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2019-09-10 12:13:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2019-09-10 12:13:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 12:13:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2019-09-10 12:13:06,839 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2019-09-10 12:13:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2019-09-10 12:13:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure serial_close [2019-09-10 12:13:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2019-09-10 12:13:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2019-09-10 12:13:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-10 12:13:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2019-09-10 12:13:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 12:13:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2019-09-10 12:13:06,840 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2019-09-10 12:13:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-10 12:13:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2019-09-10 12:13:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2019-09-10 12:13:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2019-09-10 12:13:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-10 12:13:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-10 12:13:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2019-09-10 12:13:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-10 12:13:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2019-09-10 12:13:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_show [2019-09-10 12:13:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2019-09-10 12:13:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2019-09-10 12:13:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2019-09-10 12:13:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2019-09-10 12:13:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2019-09-10 12:13:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2019-09-10 12:13:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_unpoison_urbs [2019-09-10 12:13:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_release [2019-09-10 12:13:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure create_serial [2019-09-10 12:13:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure match_dynamic_id [2019-09-10 12:13:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2019-09-10 12:13:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure search_serial_device [2019-09-10 12:13:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2019-09-10 12:13:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2019-09-10 12:13:06,843 INFO L130 BoogieDeclarations]: Found specification of procedure port_number_show [2019-09-10 12:13:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-09-10 12:13:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-09-10 12:13:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-09-10 12:13:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2019-09-10 12:13:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2019-09-10 12:13:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_init [2019-09-10 12:13:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_exit [2019-09-10 12:13:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_operations_init [2019-09-10 12:13:06,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-09-10 12:13:06,845 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-09-10 12:13:06,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_5 [2019-09-10 12:13:06,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destruct_7 [2019-09-10 12:13:06,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 12:13:06,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 12:13:06,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-09-10 12:13:06,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2019-09-10 12:13:06,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-09-10 12:13:06,846 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 12:13:06,846 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-10 12:13:06,846 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-09-10 12:13:06,846 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-10 12:13:06,846 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2019-09-10 12:13:06,846 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-10 12:13:06,846 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-10 12:13:06,846 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-10 12:13:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-09-10 12:13:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-10 12:13:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-10 12:13:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-10 12:13:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-10 12:13:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-10 12:13:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-10 12:13:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-10 12:13:06,847 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 12:13:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-10 12:13:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-10 12:13:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 12:13:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-09-10 12:13:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-10 12:13:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2019-09-10 12:13:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_43 [2019-09-10 12:13:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_45 [2019-09-10 12:13:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_44 [2019-09-10 12:13:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_47 [2019-09-10 12:13:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2019-09-10 12:13:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-09-10 12:13:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-10 12:13:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-10 12:13:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-10 12:13:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure handle_sysrq [2019-09-10 12:13:06,849 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2019-09-10 12:13:06,850 INFO L130 BoogieDeclarations]: Found specification of procedure flag_buf_ptr [2019-09-10 12:13:06,850 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-09-10 12:13:06,850 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2019-09-10 12:13:06,850 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-09-10 12:13:06,850 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_ref [2019-09-10 12:13:06,850 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_deref [2019-09-10 12:13:06,850 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2019-09-10 12:13:06,850 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-09-10 12:13:06,851 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-09-10 12:13:06,851 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2019-09-10 12:13:06,851 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-09-10 12:13:06,851 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-10 12:13:06,851 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-10 12:13:06,851 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-09-10 12:13:06,851 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2019-09-10 12:13:06,851 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-09-10 12:13:06,851 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2019-09-10 12:13:06,852 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-09-10 12:13:06,852 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2019-09-10 12:13:06,852 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2019-09-10 12:13:06,852 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2019-09-10 12:13:06,852 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2019-09-10 12:13:06,852 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2019-09-10 12:13:06,852 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2019-09-10 12:13:06,852 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2019-09-10 12:13:06,853 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2019-09-10 12:13:06,853 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_break [2019-09-10 12:13:06,853 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_dcd_change [2019-09-10 12:13:06,853 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-09-10 12:13:06,853 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-10 12:13:06,853 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2019-09-10 12:13:06,853 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2019-09-10 12:13:06,853 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2019-09-10 12:13:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-09-10 12:13:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_4 [2019-09-10 12:13:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2019-09-10 12:13:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 12:13:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-10 12:13:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_57 [2019-09-10 12:13:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_59 [2019-09-10 12:13:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_58 [2019-09-10 12:13:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_61 [2019-09-10 12:13:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_60 [2019-09-10 12:13:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2019-09-10 12:13:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_register_device_62 [2019-09-10 12:13:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2019-09-10 12:13:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_unregister_device_63 [2019-09-10 12:13:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2019-09-10 12:13:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-09-10 12:13:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2019-09-10 12:13:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure usb_show_dynids [2019-09-10 12:13:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2019-09-10 12:13:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2019-09-10 12:13:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2019-09-10 12:13:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2019-09-10 12:13:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2019-09-10 12:13:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure free_dynids [2019-09-10 12:13:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 12:13:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 12:13:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 12:13:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-10 12:13:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-10 12:13:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-10 12:13:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-10 12:13:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 12:13:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-10 12:13:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-10 12:13:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 12:13:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 12:13:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 12:13:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 12:13:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 12:13:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 12:13:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 12:13:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 12:13:06,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 12:13:17,885 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 12:13:46,179 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-10 12:13:46,791 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 12:13:46,792 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 12:13:46,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 12:13:46 BoogieIcfgContainer [2019-09-10 12:13:46,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 12:13:46,797 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 12:13:46,797 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 12:13:46,801 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 12:13:46,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 12:13:00" (1/3) ... [2019-09-10 12:13:46,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4527fbd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 12:13:46, skipping insertion in model container [2019-09-10 12:13:46,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:13:06" (2/3) ... [2019-09-10 12:13:46,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4527fbd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 12:13:46, skipping insertion in model container [2019-09-10 12:13:46,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 12:13:46" (3/3) ... [2019-09-10 12:13:46,806 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-09-10 12:13:46,821 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 12:13:46,839 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 12:13:46,866 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 12:13:46,915 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 12:13:46,915 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 12:13:46,915 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 12:13:46,915 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 12:13:46,915 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 12:13:46,916 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 12:13:46,916 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 12:13:46,916 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 12:13:47,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states. [2019-09-10 12:13:47,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-09-10 12:13:47,107 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:13:47,110 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:13:47,113 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:13:47,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:13:47,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1150257078, now seen corresponding path program 1 times [2019-09-10 12:13:47,126 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:13:47,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:13:47,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:13:47,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:13:47,302 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:13:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:13:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1089 trivial. 0 not checked. [2019-09-10 12:13:49,775 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:13:49,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:13:49,776 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:13:49,781 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:13:49,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:13:49,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:13:49,799 INFO L87 Difference]: Start difference. First operand 3119 states. Second operand 3 states. [2019-09-10 12:13:50,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:13:50,133 INFO L93 Difference]: Finished difference Result 5945 states and 7861 transitions. [2019-09-10 12:13:50,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:13:50,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 318 [2019-09-10 12:13:50,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:13:50,211 INFO L225 Difference]: With dead ends: 5945 [2019-09-10 12:13:50,211 INFO L226 Difference]: Without dead ends: 5891 [2019-09-10 12:13:50,213 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:13:50,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5891 states. [2019-09-10 12:13:50,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5891 to 5888. [2019-09-10 12:13:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5888 states. [2019-09-10 12:13:50,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5888 states to 5888 states and 7775 transitions. [2019-09-10 12:13:50,582 INFO L78 Accepts]: Start accepts. Automaton has 5888 states and 7775 transitions. Word has length 318 [2019-09-10 12:13:50,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:13:50,584 INFO L475 AbstractCegarLoop]: Abstraction has 5888 states and 7775 transitions. [2019-09-10 12:13:50,584 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:13:50,584 INFO L276 IsEmpty]: Start isEmpty. Operand 5888 states and 7775 transitions. [2019-09-10 12:13:50,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2019-09-10 12:13:50,611 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:13:50,611 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:13:50,612 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:13:50,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:13:50,613 INFO L82 PathProgramCache]: Analyzing trace with hash -25039807, now seen corresponding path program 1 times [2019-09-10 12:13:50,613 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:13:50,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:13:50,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:13:50,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:13:50,621 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:13:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:13:51,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1098 trivial. 0 not checked. [2019-09-10 12:13:51,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:13:51,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:13:51,754 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:13:51,756 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:13:51,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:13:51,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:13:51,757 INFO L87 Difference]: Start difference. First operand 5888 states and 7775 transitions. Second operand 3 states. [2019-09-10 12:14:13,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:14:13,243 INFO L93 Difference]: Finished difference Result 11164 states and 14657 transitions. [2019-09-10 12:14:13,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:14:13,244 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 342 [2019-09-10 12:14:13,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:14:13,335 INFO L225 Difference]: With dead ends: 11164 [2019-09-10 12:14:13,335 INFO L226 Difference]: Without dead ends: 11164 [2019-09-10 12:14:13,336 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:14:13,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11164 states. [2019-09-10 12:14:13,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11164 to 11154. [2019-09-10 12:14:13,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11154 states. [2019-09-10 12:14:13,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11154 states to 11154 states and 14648 transitions. [2019-09-10 12:14:13,756 INFO L78 Accepts]: Start accepts. Automaton has 11154 states and 14648 transitions. Word has length 342 [2019-09-10 12:14:13,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:14:13,757 INFO L475 AbstractCegarLoop]: Abstraction has 11154 states and 14648 transitions. [2019-09-10 12:14:13,757 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:14:13,758 INFO L276 IsEmpty]: Start isEmpty. Operand 11154 states and 14648 transitions. [2019-09-10 12:14:13,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-09-10 12:14:13,777 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:14:13,777 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:14:13,778 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:14:13,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:14:13,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1637229137, now seen corresponding path program 1 times [2019-09-10 12:14:13,778 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:14:13,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:13,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:14:13,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:13,784 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:14:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:14:14,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1098 trivial. 0 not checked. [2019-09-10 12:14:14,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:14:14,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:14:14,751 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:14:14,752 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:14:14,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:14:14,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:14:14,754 INFO L87 Difference]: Start difference. First operand 11154 states and 14648 transitions. Second operand 3 states. [2019-09-10 12:14:18,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:14:18,178 INFO L93 Difference]: Finished difference Result 21850 states and 28981 transitions. [2019-09-10 12:14:18,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:14:18,179 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 353 [2019-09-10 12:14:18,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:14:18,361 INFO L225 Difference]: With dead ends: 21850 [2019-09-10 12:14:18,362 INFO L226 Difference]: Without dead ends: 21850 [2019-09-10 12:14:18,362 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:14:18,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21850 states. [2019-09-10 12:14:19,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21850 to 21798. [2019-09-10 12:14:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21798 states. [2019-09-10 12:14:19,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21798 states to 21798 states and 28926 transitions. [2019-09-10 12:14:19,232 INFO L78 Accepts]: Start accepts. Automaton has 21798 states and 28926 transitions. Word has length 353 [2019-09-10 12:14:19,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:14:19,237 INFO L475 AbstractCegarLoop]: Abstraction has 21798 states and 28926 transitions. [2019-09-10 12:14:19,237 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:14:19,237 INFO L276 IsEmpty]: Start isEmpty. Operand 21798 states and 28926 transitions. [2019-09-10 12:14:19,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2019-09-10 12:14:19,256 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:14:19,257 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:14:19,257 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:14:19,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:14:19,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1195516102, now seen corresponding path program 1 times [2019-09-10 12:14:19,258 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:14:19,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:19,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:14:19,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:19,263 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:14:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:14:21,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1089 trivial. 0 not checked. [2019-09-10 12:14:21,382 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:14:21,382 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:14:21,382 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:14:21,383 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:14:21,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:14:21,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:14:21,384 INFO L87 Difference]: Start difference. First operand 21798 states and 28926 transitions. Second operand 3 states. [2019-09-10 12:14:28,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:14:28,171 INFO L93 Difference]: Finished difference Result 41301 states and 55165 transitions. [2019-09-10 12:14:28,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:14:28,171 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 352 [2019-09-10 12:14:28,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:14:28,399 INFO L225 Difference]: With dead ends: 41301 [2019-09-10 12:14:28,399 INFO L226 Difference]: Without dead ends: 41301 [2019-09-10 12:14:28,399 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:14:28,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41301 states. [2019-09-10 12:14:29,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41301 to 41254. [2019-09-10 12:14:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41254 states. [2019-09-10 12:14:29,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41254 states to 41254 states and 55119 transitions. [2019-09-10 12:14:29,756 INFO L78 Accepts]: Start accepts. Automaton has 41254 states and 55119 transitions. Word has length 352 [2019-09-10 12:14:29,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:14:29,757 INFO L475 AbstractCegarLoop]: Abstraction has 41254 states and 55119 transitions. [2019-09-10 12:14:29,757 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:14:29,757 INFO L276 IsEmpty]: Start isEmpty. Operand 41254 states and 55119 transitions. [2019-09-10 12:14:29,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2019-09-10 12:14:29,794 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:14:29,795 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:14:29,795 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:14:29,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:14:29,796 INFO L82 PathProgramCache]: Analyzing trace with hash 240679841, now seen corresponding path program 1 times [2019-09-10 12:14:29,796 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:14:29,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:29,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:14:29,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:29,802 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:14:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:14:30,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1313 trivial. 0 not checked. [2019-09-10 12:14:30,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:14:30,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:14:30,966 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:14:30,968 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:14:30,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:14:30,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:14:30,969 INFO L87 Difference]: Start difference. First operand 41254 states and 55119 transitions. Second operand 3 states. [2019-09-10 12:14:36,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:14:36,443 INFO L93 Difference]: Finished difference Result 81526 states and 108871 transitions. [2019-09-10 12:14:36,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:14:36,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 451 [2019-09-10 12:14:36,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:14:36,908 INFO L225 Difference]: With dead ends: 81526 [2019-09-10 12:14:36,908 INFO L226 Difference]: Without dead ends: 81526 [2019-09-10 12:14:36,909 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:14:37,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81526 states. [2019-09-10 12:14:38,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81526 to 81518. [2019-09-10 12:14:38,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81518 states. [2019-09-10 12:14:42,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81518 states to 81518 states and 108864 transitions. [2019-09-10 12:14:42,256 INFO L78 Accepts]: Start accepts. Automaton has 81518 states and 108864 transitions. Word has length 451 [2019-09-10 12:14:42,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:14:42,257 INFO L475 AbstractCegarLoop]: Abstraction has 81518 states and 108864 transitions. [2019-09-10 12:14:42,257 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:14:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 81518 states and 108864 transitions. [2019-09-10 12:14:42,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2019-09-10 12:14:42,292 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:14:42,293 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:14:42,293 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:14:42,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:14:42,294 INFO L82 PathProgramCache]: Analyzing trace with hash 592760896, now seen corresponding path program 1 times [2019-09-10 12:14:42,294 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:14:42,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:42,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:14:42,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:42,299 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:14:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:14:43,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1198 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1188 trivial. 0 not checked. [2019-09-10 12:14:43,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:14:43,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:14:43,270 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:14:43,272 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:14:43,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:14:43,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:14:43,274 INFO L87 Difference]: Start difference. First operand 81518 states and 108864 transitions. Second operand 3 states. [2019-09-10 12:14:48,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:14:48,234 INFO L93 Difference]: Finished difference Result 81523 states and 108836 transitions. [2019-09-10 12:14:48,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:14:48,235 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 458 [2019-09-10 12:14:48,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:14:48,659 INFO L225 Difference]: With dead ends: 81523 [2019-09-10 12:14:48,659 INFO L226 Difference]: Without dead ends: 81523 [2019-09-10 12:14:48,659 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:14:48,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81523 states. [2019-09-10 12:14:50,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81523 to 81470. [2019-09-10 12:14:50,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81470 states. [2019-09-10 12:14:50,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81470 states to 81470 states and 108776 transitions. [2019-09-10 12:14:50,623 INFO L78 Accepts]: Start accepts. Automaton has 81470 states and 108776 transitions. Word has length 458 [2019-09-10 12:14:50,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:14:50,624 INFO L475 AbstractCegarLoop]: Abstraction has 81470 states and 108776 transitions. [2019-09-10 12:14:50,624 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:14:50,624 INFO L276 IsEmpty]: Start isEmpty. Operand 81470 states and 108776 transitions. [2019-09-10 12:14:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2019-09-10 12:14:50,656 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:14:50,657 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:14:50,657 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:14:50,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:14:50,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1774773348, now seen corresponding path program 1 times [2019-09-10 12:14:50,658 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:14:50,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:50,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:14:50,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:14:50,663 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:14:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:14:51,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1827 trivial. 0 not checked. [2019-09-10 12:14:51,899 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:14:51,900 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 12:14:51,900 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:14:51,901 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 12:14:51,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 12:14:51,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 12:14:51,902 INFO L87 Difference]: Start difference. First operand 81470 states and 108776 transitions. Second operand 5 states. [2019-09-10 12:14:59,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:14:59,789 INFO L93 Difference]: Finished difference Result 81571 states and 108868 transitions. [2019-09-10 12:14:59,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 12:14:59,790 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 480 [2019-09-10 12:14:59,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:15:00,934 INFO L225 Difference]: With dead ends: 81571 [2019-09-10 12:15:00,935 INFO L226 Difference]: Without dead ends: 81523 [2019-09-10 12:15:00,936 INFO L628 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 [2019-09-10 12:15:01,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81523 states. [2019-09-10 12:15:02,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81523 to 81504. [2019-09-10 12:15:02,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81504 states. [2019-09-10 12:15:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81504 states to 81504 states and 108794 transitions. [2019-09-10 12:15:02,575 INFO L78 Accepts]: Start accepts. Automaton has 81504 states and 108794 transitions. Word has length 480 [2019-09-10 12:15:02,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:15:02,576 INFO L475 AbstractCegarLoop]: Abstraction has 81504 states and 108794 transitions. [2019-09-10 12:15:02,576 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 12:15:02,576 INFO L276 IsEmpty]: Start isEmpty. Operand 81504 states and 108794 transitions. [2019-09-10 12:15:02,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2019-09-10 12:15:02,628 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:15:02,629 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 12, 12, 12, 12, 12, 12, 12, 12, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:15:02,629 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:15:02,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:15:02,630 INFO L82 PathProgramCache]: Analyzing trace with hash 794294495, now seen corresponding path program 1 times [2019-09-10 12:15:02,630 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:15:02,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:15:02,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:15:02,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:15:02,635 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:15:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:15:04,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1838 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1836 trivial. 0 not checked. [2019-09-10 12:15:04,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:15:04,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:15:04,173 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:15:04,175 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:15:04,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:15:04,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:15:04,175 INFO L87 Difference]: Start difference. First operand 81504 states and 108794 transitions. Second operand 3 states. [2019-09-10 12:15:13,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:15:13,160 INFO L93 Difference]: Finished difference Result 124122 states and 165171 transitions. [2019-09-10 12:15:13,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:15:13,161 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 507 [2019-09-10 12:15:13,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:15:13,651 INFO L225 Difference]: With dead ends: 124122 [2019-09-10 12:15:13,651 INFO L226 Difference]: Without dead ends: 124122 [2019-09-10 12:15:13,651 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:15:13,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124122 states. [2019-09-10 12:15:15,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124122 to 124104. [2019-09-10 12:15:15,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124104 states. [2019-09-10 12:15:16,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124104 states to 124104 states and 165154 transitions. [2019-09-10 12:15:16,214 INFO L78 Accepts]: Start accepts. Automaton has 124104 states and 165154 transitions. Word has length 507 [2019-09-10 12:15:16,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:15:16,214 INFO L475 AbstractCegarLoop]: Abstraction has 124104 states and 165154 transitions. [2019-09-10 12:15:16,214 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:15:16,215 INFO L276 IsEmpty]: Start isEmpty. Operand 124104 states and 165154 transitions. [2019-09-10 12:15:16,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2019-09-10 12:15:16,242 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:15:16,242 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:15:16,243 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:15:16,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:15:16,243 INFO L82 PathProgramCache]: Analyzing trace with hash -2023642430, now seen corresponding path program 1 times [2019-09-10 12:15:16,244 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:15:16,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:15:16,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:15:16,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:15:16,248 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:15:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:15:17,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1827 trivial. 0 not checked. [2019-09-10 12:15:17,431 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:15:17,431 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 12:15:17,432 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:15:17,432 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 12:15:17,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 12:15:17,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 12:15:17,433 INFO L87 Difference]: Start difference. First operand 124104 states and 165154 transitions. Second operand 5 states. [2019-09-10 12:15:26,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:15:26,138 INFO L93 Difference]: Finished difference Result 124876 states and 166043 transitions. [2019-09-10 12:15:26,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 12:15:26,138 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 492 [2019-09-10 12:15:26,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:15:26,581 INFO L225 Difference]: With dead ends: 124876 [2019-09-10 12:15:26,582 INFO L226 Difference]: Without dead ends: 124777 [2019-09-10 12:15:26,582 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 12:15:26,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124777 states. [2019-09-10 12:15:28,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124777 to 124721. [2019-09-10 12:15:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124721 states. [2019-09-10 12:15:33,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124721 states to 124721 states and 165888 transitions. [2019-09-10 12:15:33,560 INFO L78 Accepts]: Start accepts. Automaton has 124721 states and 165888 transitions. Word has length 492 [2019-09-10 12:15:33,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:15:33,560 INFO L475 AbstractCegarLoop]: Abstraction has 124721 states and 165888 transitions. [2019-09-10 12:15:33,561 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 12:15:33,561 INFO L276 IsEmpty]: Start isEmpty. Operand 124721 states and 165888 transitions. [2019-09-10 12:15:33,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2019-09-10 12:15:33,578 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:15:33,578 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 12, 12, 12, 12, 12, 12, 12, 12, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:15:33,579 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:15:33,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:15:33,579 INFO L82 PathProgramCache]: Analyzing trace with hash -483778570, now seen corresponding path program 1 times [2019-09-10 12:15:33,579 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:15:33,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:15:33,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:15:33,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:15:33,584 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:15:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:15:36,053 WARN L188 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2019-09-10 12:15:36,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1838 backedges. 7 proven. 105 refuted. 0 times theorem prover too weak. 1726 trivial. 0 not checked. [2019-09-10 12:15:36,251 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 12:15:36,252 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 12:15:36,253 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 507 with the following transitions: [2019-09-10 12:15:36,260 INFO L207 CegarAbsIntRunner]: [47], [53], [54], [302], [304], [306], [310], [311], [378], [380], [381], [466], [467], [569], [571], [573], [574], [587], [588], [589], [591], [594], [598], [602], [604], [611], [1665], [1778], [1780], [1784], [1786], [1789], [1821], [1823], [1824], [1914], [1916], [1917], [1943], [1945], [1946], [2033], [2035], [2037], [2039], [2041], [2043], [2045], [2047], [2049], [2051], [2053], [2055], [2058], [2060], [2062], [2064], [2066], [2068], [2070], [2072], [2074], [2076], [2078], [2080], [2082], [2084], [2087], [2090], [2093], [2096], [2443], [2455], [2578], [2656], [2668], [2701], [2713], [2725], [2728], [2731], [2743], [2746], [2749], [2751], [2756], [2759], [2761], [2763], [2765], [2767], [2769], [2924], [2930], [2936], [2942], [2948], [2954], [2960], [2966], [2972], [2978], [2984], [2990], [2993], [3127], [3129], [3130], [3137], [3154], [3156], [3157], [3168], [3170], [3171], [3264], [3266], [3267], [3472], [3474], [3475], [3577], [3579], [3585], [3588], [3590], [3596], [3597], [3634], [3635], [3779], [3782], [3785], [3823], [3824], [3859], [3860], [3863], [3866], [3867], [3985], [3991], [3992], [4001], [4002], [4171], [4173], [4176], [4180], [4183], [4389], [4390], [4461], [4463], [4464], [4514], [4515], [4688], [4689], [4908], [4910], [4911], [5780], [5781], [5782], [5783], [5810], [5811], [5880], [5881], [5882], [5883], [5888], [5889], [5890], [5891], [5894], [5895], [5896], [5897], [5898], [6204], [6205], [6206], [6207], [6222], [6223], [6236], [6237], [6252], [6253], [6270], [6271], [6272], [6273], [6274], [6275], [6276], [6277], [6278], [6279], [6280], [6281], [6282], [6283], [6284], [6285], [6286], [6287], [6288], [6289], [6290], [6291], [6292], [6293], [6294], [6295], [6296], [6297], [6298], [6299], [6300], [6301], [6302], [6303], [6304], [6305], [6306], [6307], [6308], [6309], [6310], [6311], [6312], [6313], [6314], [6315], [6316], [6317], [6318], [6319], [6320], [6428], [6429], [6430], [6431], [6432], [6433], [6434], [6435], [6436], [6437], [6438], [6439], [6484], [6524], [6525], [6530], [6538], [6539], [6544], [6545], [6566], [6567], [6580], [6581], [6582], [6604], [6605], [6658], [6659], [6662], [6663], [6664], [6665], [6704], [6782], [6783], [6784], [6852], [6853], [6994], [6995] [2019-09-10 12:15:36,339 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 12:15:36,339 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 12:15:37,172 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 12:15:37,174 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 929 root evaluator evaluations with a maximum evaluation depth of 0. Performed 929 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1966 variables. [2019-09-10 12:15:37,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:15:37,178 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 12:15:37,355 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 12:15:37,355 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 12:15:37,374 INFO L420 sIntCurrentIteration]: We unified 505 AI predicates to 505 [2019-09-10 12:15:37,375 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 12:15:37,375 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 12:15:37,376 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-09-10 12:15:37,376 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:15:37,377 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 12:15:37,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 12:15:37,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 12:15:37,378 INFO L87 Difference]: Start difference. First operand 124721 states and 165888 transitions. Second operand 2 states. [2019-09-10 12:15:37,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:15:37,379 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 12:15:37,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 12:15:37,379 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 506 [2019-09-10 12:15:37,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:15:37,380 INFO L225 Difference]: With dead ends: 2 [2019-09-10 12:15:37,380 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 12:15:37,381 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 505 GetRequests, 505 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 12:15:37,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 12:15:37,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 12:15:37,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 12:15:37,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 12:15:37,381 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 506 [2019-09-10 12:15:37,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:15:37,382 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 12:15:37,382 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 12:15:37,382 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 12:15:37,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 12:15:37,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 12:15:37 BoogieIcfgContainer [2019-09-10 12:15:37,388 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 12:15:37,391 INFO L168 Benchmark]: Toolchain (without parser) took 156412.94 ms. Allocated memory was 134.2 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 76.8 MB in the beginning and 972.3 MB in the end (delta: -895.5 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2019-09-10 12:15:37,392 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-10 12:15:37,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5123.27 ms. Allocated memory was 134.2 MB in the beginning and 370.7 MB in the end (delta: 236.5 MB). Free memory was 76.4 MB in the beginning and 254.3 MB in the end (delta: -177.9 MB). Peak memory consumption was 151.3 MB. Max. memory is 7.1 GB. [2019-09-10 12:15:37,395 INFO L168 Benchmark]: Boogie Preprocessor took 565.11 ms. Allocated memory is still 370.7 MB. Free memory was 254.3 MB in the beginning and 184.4 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 7.1 GB. [2019-09-10 12:15:37,398 INFO L168 Benchmark]: RCFGBuilder took 40128.53 ms. Allocated memory was 370.7 MB in the beginning and 1.4 GB in the end (delta: 991.4 MB). Free memory was 184.4 MB in the beginning and 738.5 MB in the end (delta: -554.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2019-09-10 12:15:37,399 INFO L168 Benchmark]: TraceAbstraction took 110590.73 ms. Allocated memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: 1.6 GB). Free memory was 738.5 MB in the beginning and 972.3 MB in the end (delta: -233.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-09-10 12:15:37,403 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5123.27 ms. Allocated memory was 134.2 MB in the beginning and 370.7 MB in the end (delta: 236.5 MB). Free memory was 76.4 MB in the beginning and 254.3 MB in the end (delta: -177.9 MB). Peak memory consumption was 151.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 565.11 ms. Allocated memory is still 370.7 MB. Free memory was 254.3 MB in the beginning and 184.4 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 40128.53 ms. Allocated memory was 370.7 MB in the beginning and 1.4 GB in the end (delta: 991.4 MB). Free memory was 184.4 MB in the beginning and 738.5 MB in the end (delta: -554.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * TraceAbstraction took 110590.73 ms. Allocated memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: 1.6 GB). Free memory was 738.5 MB in the beginning and 972.3 MB in the end (delta: -233.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 10097]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 356 procedures, 3225 locations, 1 error locations. SAFE Result, 110.4s OverallTime, 10 OverallIterations, 17 TraceHistogramMax, 71.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 43557 SDtfs, 27284 SDslu, 46692 SDs, 0 SdLazy, 299 SolverSat, 79 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 59.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 540 GetRequests, 524 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=124721occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.9s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 3.992079207920792 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 21.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 266 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.9s SsaConstructionTime, 6.0s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 4259 NumberOfCodeBlocks, 4259 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 4249 ConstructedInterpolants, 0 QuantifiedInterpolants, 2012333 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 14118/14223 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...