java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-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 0.1.24-36ac518-m [2019-10-07 11:14:57,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 11:14:57,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 11:14:57,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 11:14:57,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 11:14:57,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 11:14:57,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 11:14:57,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 11:14:57,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 11:14:57,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 11:14:57,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 11:14:57,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 11:14:57,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 11:14:57,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 11:14:57,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 11:14:57,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 11:14:57,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 11:14:57,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 11:14:57,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 11:14:57,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 11:14:57,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 11:14:57,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 11:14:57,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 11:14:57,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 11:14:57,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 11:14:57,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 11:14:57,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 11:14:57,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 11:14:57,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 11:14:57,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 11:14:57,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 11:14:57,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 11:14:57,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 11:14:57,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 11:14:57,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 11:14:57,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 11:14:57,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 11:14:57,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 11:14:57,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 11:14:57,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 11:14:57,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 11:14:57,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 11:14:57,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 11:14:57,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 11:14:57,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 11:14:57,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 11:14:57,413 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 11:14:57,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 11:14:57,413 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 11:14:57,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 11:14:57,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 11:14:57,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 11:14:57,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 11:14:57,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 11:14:57,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 11:14:57,415 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 11:14:57,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 11:14:57,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 11:14:57,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 11:14:57,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 11:14:57,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 11:14:57,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 11:14:57,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 11:14:57,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:14:57,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 11:14:57,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 11:14:57,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 11:14:57,418 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 11:14:57,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 11:14:57,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 11:14:57,419 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 11:14:57,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 11:14:57,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 11:14:57,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 11:14:57,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 11:14:57,724 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 11:14:57,725 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-10-07 11:14:57,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddce9fc5e/f9dd3933bda342e58d5088906aca3f07/FLAG9d4d9959a [2019-10-07 11:14:58,625 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 11:14:58,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-10-07 11:14:58,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddce9fc5e/f9dd3933bda342e58d5088906aca3f07/FLAG9d4d9959a [2019-10-07 11:14:59,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddce9fc5e/f9dd3933bda342e58d5088906aca3f07 [2019-10-07 11:14:59,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 11:14:59,159 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 11:14:59,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 11:14:59,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 11:14:59,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 11:14:59,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:14:59" (1/1) ... [2019-10-07 11:14:59,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56897436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:14:59, skipping insertion in model container [2019-10-07 11:14:59,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:14:59" (1/1) ... [2019-10-07 11:14:59,179 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 11:14:59,336 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 11:15:02,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:15:02,569 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 11:15:03,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:15:03,795 INFO L192 MainTranslator]: Completed translation [2019-10-07 11:15:03,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03 WrapperNode [2019-10-07 11:15:03,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 11:15:03,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 11:15:03,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 11:15:03,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 11:15:03,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03" (1/1) ... [2019-10-07 11:15:03,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03" (1/1) ... [2019-10-07 11:15:03,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03" (1/1) ... [2019-10-07 11:15:03,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03" (1/1) ... [2019-10-07 11:15:04,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03" (1/1) ... [2019-10-07 11:15:04,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03" (1/1) ... [2019-10-07 11:15:04,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03" (1/1) ... [2019-10-07 11:15:04,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 11:15:04,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 11:15:04,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 11:15:04,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 11:15:04,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:15:04,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 11:15:04,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 11:15:04,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 11:15:04,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 11:15:04,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 11:15:04,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 11:15:04,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-07 11:15:04,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 11:15:04,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-07 11:15:04,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 11:15:04,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-07 11:15:04,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 11:15:04,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2019-10-07 11:15:04,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-07 11:15:04,357 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 11:15:04,357 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 11:15:04,357 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-07 11:15:04,358 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-07 11:15:04,358 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-10-07 11:15:04,358 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-07 11:15:04,358 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 11:15:04,360 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 11:15:04,360 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 11:15:04,360 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 11:15:04,361 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-07 11:15:04,361 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-10-07 11:15:04,362 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-10-07 11:15:04,362 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-10-07 11:15:04,362 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-10-07 11:15:04,363 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-10-07 11:15:04,363 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 11:15:04,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 11:15:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 11:15:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 11:15:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 11:15:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 11:15:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-07 11:15:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-07 11:15:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 11:15:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 11:15:04,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-10-07 11:15:04,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_out [2019-10-07 11:15:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-07 11:15:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 11:15:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-07 11:15:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-07 11:15:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2019-10-07 11:15:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2019-10-07 11:15:04,366 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-07 11:15:04,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-07 11:15:04,367 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-07 11:15:04,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_init [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_exit [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_disconnect [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2019-10-07 11:15:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_minors [2019-10-07 11:15:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure release_minors [2019-10-07 11:15:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2019-10-07 11:15:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2019-10-07 11:15:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2019-10-07 11:15:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2019-10-07 11:15:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2019-10-07 11:15:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2019-10-07 11:15:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2019-10-07 11:15:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_close [2019-10-07 11:15:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2019-10-07 11:15:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2019-10-07 11:15:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2019-10-07 11:15:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2019-10-07 11:15:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2019-10-07 11:15:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2019-10-07 11:15:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2019-10-07 11:15:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2019-10-07 11:15:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2019-10-07 11:15:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2019-10-07 11:15:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_show [2019-10-07 11:15:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2019-10-07 11:15:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2019-10-07 11:15:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2019-10-07 11:15:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2019-10-07 11:15:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2019-10-07 11:15:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2019-10-07 11:15:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2019-10-07 11:15:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_unpoison_urbs [2019-10-07 11:15:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_release [2019-10-07 11:15:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure create_serial [2019-10-07 11:15:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure match_dynamic_id [2019-10-07 11:15:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2019-10-07 11:15:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure search_serial_device [2019-10-07 11:15:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2019-10-07 11:15:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2019-10-07 11:15:04,373 INFO L138 BoogieDeclarations]: Found implementation of procedure port_number_show [2019-10-07 11:15:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-10-07 11:15:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-10-07 11:15:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-10-07 11:15:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2019-10-07 11:15:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-10-07 11:15:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2019-10-07 11:15:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_init [2019-10-07 11:15:04,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_exit [2019-10-07 11:15:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_operations_init [2019-10-07 11:15:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-07 11:15:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-07 11:15:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2019-10-07 11:15:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2019-10-07 11:15:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2019-10-07 11:15:04,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_9 [2019-10-07 11:15:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-10-07 11:15:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_6 [2019-10-07 11:15:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-10-07 11:15:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-10-07 11:15:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-10-07 11:15:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-10-07 11:15:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_7 [2019-10-07 11:15:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-10-07 11:15:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 11:15:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 11:15:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-10-07 11:15:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-10-07 11:15:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-10-07 11:15:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-10-07 11:15:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-10-07 11:15:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_10 [2019-10-07 11:15:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_11 [2019-10-07 11:15:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_12 [2019-10-07 11:15:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_13 [2019-10-07 11:15:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_14 [2019-10-07 11:15:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_15 [2019-10-07 11:15:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_16 [2019-10-07 11:15:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_17 [2019-10-07 11:15:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_18 [2019-10-07 11:15:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_19 [2019-10-07 11:15:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_20 [2019-10-07 11:15:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_21 [2019-10-07 11:15:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_22 [2019-10-07 11:15:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_23 [2019-10-07 11:15:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_24 [2019-10-07 11:15:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_25 [2019-10-07 11:15:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_26 [2019-10-07 11:15:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 11:15:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-10-07 11:15:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 11:15:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2019-10-07 11:15:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 11:15:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 11:15:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-07 11:15:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-07 11:15:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-07 11:15:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-07 11:15:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-07 11:15:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 11:15:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-07 11:15:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-07 11:15:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2019-10-07 11:15:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure flag_buf_ptr [2019-10-07 11:15:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-10-07 11:15:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2019-10-07 11:15:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-10-07 11:15:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-10-07 11:15:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-10-07 11:15:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_register [2019-10-07 11:15:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_deregister [2019-10-07 11:15:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-10-07 11:15:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_close [2019-10-07 11:15:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_prepare_write_buffer [2019-10-07 11:15:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2019-10-07 11:15:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2019-10-07 11:15:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_room [2019-10-07 11:15:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_chars_in_buffer [2019-10-07 11:15:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_wait_until_sent [2019-10-07 11:15:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2019-10-07 11:15:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2019-10-07 11:15:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_process_read_urb [2019-10-07 11:15:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2019-10-07 11:15:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2019-10-07 11:15:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2019-10-07 11:15:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2019-10-07 11:15:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2019-10-07 11:15:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2019-10-07 11:15:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2019-10-07 11:15:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2019-10-07 11:15:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_break [2019-10-07 11:15:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_dcd_change [2019-10-07 11:15:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2019-10-07 11:15:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_4 [2019-10-07 11:15:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-10-07 11:15:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_43 [2019-10-07 11:15:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_44 [2019-10-07 11:15:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_45 [2019-10-07 11:15:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2019-10-07 11:15:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_47 [2019-10-07 11:15:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2019-10-07 11:15:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2019-10-07 11:15:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2019-10-07 11:15:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2019-10-07 11:15:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2019-10-07 11:15:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dynids [2019-10-07 11:15:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_register [2019-10-07 11:15:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_deregister [2019-10-07 11:15:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_attribute_3 [2019-10-07 11:15:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bus_type_2 [2019-10-07 11:15:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-10-07 11:15:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2019-10-07 11:15:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 11:15:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_57 [2019-10-07 11:15:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_58 [2019-10-07 11:15:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_59 [2019-10-07 11:15:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_60 [2019-10-07 11:15:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_61 [2019-10-07 11:15:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_register_device_62 [2019-10-07 11:15:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_unregister_device_63 [2019-10-07 11:15:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 11:15:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 11:15:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 11:15:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 11:15:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 11:15:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-07 11:15:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-07 11:15:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-07 11:15:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-07 11:15:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-07 11:15:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 11:15:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-07 11:15:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-07 11:15:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 11:15:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2019-10-07 11:15:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2019-10-07 11:15:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2019-10-07 11:15:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2019-10-07 11:15:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2019-10-07 11:15:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-10-07 11:15:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-10-07 11:15:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-07 11:15:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-07 11:15:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 11:15:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 11:15:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2019-10-07 11:15:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-07 11:15:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 11:15:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 11:15:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-07 11:15:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 11:15:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 11:15:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-07 11:15:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:15:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_register [2019-10-07 11:15:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2019-10-07 11:15:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-07 11:15:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-07 11:15:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 11:15:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2019-10-07 11:15:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-07 11:15:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2019-10-07 11:15:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2019-10-07 11:15:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2019-10-07 11:15:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2019-10-07 11:15:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2019-10-07 11:15:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-07 11:15:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-10-07 11:15:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-07 11:15:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-07 11:15:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_sysrq [2019-10-07 11:15:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-10-07 11:15:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-10-07 11:15:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-07 11:15:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2019-10-07 11:15:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destruct_7 [2019-10-07 11:15:04,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 11:15:04,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2019-10-07 11:15:04,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-10-07 11:15:04,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_5 [2019-10-07 11:15:04,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_4 [2019-10-07 11:15:04,399 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-07 11:15:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 11:15:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-07 11:15:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 11:15:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-07 11:15:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 11:15:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-10-07 11:15:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2019-10-07 11:15:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-07 11:15:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 11:15:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-07 11:15:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-10-07 11:15:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-10-07 11:15:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-07 11:15:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2019-10-07 11:15:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2019-10-07 11:15:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-10-07 11:15:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-10-07 11:15:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-10-07 11:15:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-10-07 11:15:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-10-07 11:15:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-10-07 11:15:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2019-10-07 11:15:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-10-07 11:15:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_deref [2019-10-07 11:15:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_ref [2019-10-07 11:15:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2019-10-07 11:15:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2019-10-07 11:15:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2019-10-07 11:15:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2019-10-07 11:15:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_install [2019-10-07 11:15:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2019-10-07 11:15:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-10-07 11:15:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2019-10-07 11:15:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2019-10-07 11:15:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2019-10-07 11:15:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2019-10-07 11:15:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2019-10-07 11:15:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-10-07 11:15:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2019-10-07 11:15:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2019-10-07 11:15:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2019-10-07 11:15:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-07 11:15:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2019-10-07 11:15:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2019-10-07 11:15:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-07 11:15:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2019-10-07 11:15:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-07 11:15:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-10-07 11:15:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2019-10-07 11:15:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-07 11:15:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2019-10-07 11:15:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2019-10-07 11:15:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2019-10-07 11:15:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2019-10-07 11:15:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2019-10-07 11:15:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-07 11:15:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_show_dynids [2019-10-07 11:15:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2019-10-07 11:15:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-07 11:15:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2019-10-07 11:15:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-07 11:15:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 11:15:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 11:15:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 11:15:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 11:15:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 11:15:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 11:15:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 11:15:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 11:15:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 11:15:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-07 11:15:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 11:15:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 11:15:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 11:15:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 11:15:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 11:15:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-07 11:15:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-07 11:15:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 11:15:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 11:15:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 11:15:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 11:15:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 11:15:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-07 11:15:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-07 11:15:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 11:15:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-07 11:15:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-07 11:15:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 11:15:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 11:15:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 11:15:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-07 11:15:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-07 11:15:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-10-07 11:15:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-07 11:15:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 11:15:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 11:15:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 11:15:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 11:15:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 11:15:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 11:15:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 11:15:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-07 11:15:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 11:15:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-07 11:15:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 11:15:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-07 11:15:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 11:15:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 11:15:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-10-07 11:15:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-10-07 11:15:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-07 11:15:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-10-07 11:15:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-10-07 11:15:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-07 11:15:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-10-07 11:15:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-07 11:15:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_20 [2019-10-07 11:15:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 11:15:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-07 11:15:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-10-07 11:15:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-10-07 11:15:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-07 11:15:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-10-07 11:15:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 11:15:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 11:15:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-10-07 11:15:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-10-07 11:15:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-10-07 11:15:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 11:15:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-10-07 11:15:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 11:15:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_10 [2019-10-07 11:15:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_13 [2019-10-07 11:15:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_11 [2019-10-07 11:15:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_12 [2019-10-07 11:15:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_14 [2019-10-07 11:15:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_15 [2019-10-07 11:15:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_16 [2019-10-07 11:15:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_17 [2019-10-07 11:15:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_18 [2019-10-07 11:15:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_19 [2019-10-07 11:15:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-07 11:15:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-07 11:15:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 11:15:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 11:15:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 11:15:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 11:15:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 11:15:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 11:15:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 11:15:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 11:15:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 11:15:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 11:15:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 11:15:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 11:15:04,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 11:15:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 11:15:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-07 11:15:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-07 11:15:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 11:15:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 11:15:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 11:15:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 11:15:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 11:15:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2019-10-07 11:15:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_9 [2019-10-07 11:15:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_4 [2019-10-07 11:15:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-10-07 11:15:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_6 [2019-10-07 11:15:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-10-07 11:15:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-10-07 11:15:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-10-07 11:15:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-10-07 11:15:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_attribute_3 [2019-10-07 11:15:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_7 [2019-10-07 11:15:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bus_type_2 [2019-10-07 11:15:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-10-07 11:15:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2019-10-07 11:15:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2019-10-07 11:15:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2019-10-07 11:15:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2019-10-07 11:15:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-10-07 11:15:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2019-10-07 11:15:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2019-10-07 11:15:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2019-10-07 11:15:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-10-07 11:15:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2019-10-07 11:15:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2019-10-07 11:15:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-10-07 11:15:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2019-10-07 11:15:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2019-10-07 11:15:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2019-10-07 11:15:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_install [2019-10-07 11:15:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2019-10-07 11:15:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-10-07 11:15:04,426 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-10-07 11:15:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2019-10-07 11:15:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2019-10-07 11:15:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-07 11:15:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-10-07 11:15:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-10-07 11:15:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-07 11:15:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-07 11:15:04,427 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-07 11:15:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-10-07 11:15:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-07 11:15:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-07 11:15:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-10-07 11:15:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_out [2019-10-07 11:15:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-07 11:15:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure bus_register [2019-10-07 11:15:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2019-10-07 11:15:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 11:15:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2019-10-07 11:15:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-07 11:15:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-07 11:15:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2019-10-07 11:15:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2019-10-07 11:15:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2019-10-07 11:15:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2019-10-07 11:15:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2019-10-07 11:15:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2019-10-07 11:15:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-10-07 11:15:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 11:15:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-07 11:15:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 11:15:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-07 11:15:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-07 11:15:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2019-10-07 11:15:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2019-10-07 11:15:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-07 11:15:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-10-07 11:15:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2019-10-07 11:15:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2019-10-07 11:15:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2019-10-07 11:15:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2019-10-07 11:15:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2019-10-07 11:15:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-07 11:15:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-07 11:15:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_21 [2019-10-07 11:15:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_24 [2019-10-07 11:15:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-07 11:15:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_22 [2019-10-07 11:15:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_23 [2019-10-07 11:15:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_25 [2019-10-07 11:15:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_26 [2019-10-07 11:15:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2019-10-07 11:15:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-07 11:15:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-10-07 11:15:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-07 11:15:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-07 11:15:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2019-10-07 11:15:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2019-10-07 11:15:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-07 11:15:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2019-10-07 11:15:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2019-10-07 11:15:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2019-10-07 11:15:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2019-10-07 11:15:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2019-10-07 11:15:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2019-10-07 11:15:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2019-10-07 11:15:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-10-07 11:15:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-10-07 11:15:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_init [2019-10-07 11:15:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_exit [2019-10-07 11:15:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_disconnect [2019-10-07 11:15:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2019-10-07 11:15:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2019-10-07 11:15:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-10-07 11:15:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2019-10-07 11:15:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_close [2019-10-07 11:15:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2019-10-07 11:15:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_room [2019-10-07 11:15:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_chars_in_buffer [2019-10-07 11:15:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_wait_until_sent [2019-10-07 11:15:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2019-10-07 11:15:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2019-10-07 11:15:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_register [2019-10-07 11:15:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_deregister [2019-10-07 11:15:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_process_read_urb [2019-10-07 11:15:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_prepare_write_buffer [2019-10-07 11:15:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_register [2019-10-07 11:15:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_deregister [2019-10-07 11:15:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_minors [2019-10-07 11:15:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure release_minors [2019-10-07 11:15:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2019-10-07 11:15:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2019-10-07 11:15:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2019-10-07 11:15:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 11:15:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2019-10-07 11:15:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2019-10-07 11:15:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2019-10-07 11:15:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure serial_close [2019-10-07 11:15:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2019-10-07 11:15:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2019-10-07 11:15:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 11:15:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2019-10-07 11:15:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 11:15:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2019-10-07 11:15:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2019-10-07 11:15:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-07 11:15:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2019-10-07 11:15:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2019-10-07 11:15:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2019-10-07 11:15:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 11:15:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-07 11:15:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2019-10-07 11:15:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 11:15:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2019-10-07 11:15:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_show [2019-10-07 11:15:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2019-10-07 11:15:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2019-10-07 11:15:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2019-10-07 11:15:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2019-10-07 11:15:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2019-10-07 11:15:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2019-10-07 11:15:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_unpoison_urbs [2019-10-07 11:15:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_release [2019-10-07 11:15:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure create_serial [2019-10-07 11:15:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure match_dynamic_id [2019-10-07 11:15:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2019-10-07 11:15:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure search_serial_device [2019-10-07 11:15:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2019-10-07 11:15:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2019-10-07 11:15:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure port_number_show [2019-10-07 11:15:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-07 11:15:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-07 11:15:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-07 11:15:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2019-10-07 11:15:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2019-10-07 11:15:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_init [2019-10-07 11:15:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_exit [2019-10-07 11:15:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_operations_init [2019-10-07 11:15:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-07 11:15:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-07 11:15:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_5 [2019-10-07 11:15:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destruct_7 [2019-10-07 11:15:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 11:15:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 11:15:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-10-07 11:15:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2019-10-07 11:15:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-10-07 11:15:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 11:15:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 11:15:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-10-07 11:15:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 11:15:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2019-10-07 11:15:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 11:15:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 11:15:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-07 11:15:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-10-07 11:15:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-07 11:15:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-07 11:15:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-07 11:15:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-07 11:15:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-07 11:15:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 11:15:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-07 11:15:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:15:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-07 11:15:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-07 11:15:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 11:15:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-07 11:15:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-07 11:15:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2019-10-07 11:15:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_43 [2019-10-07 11:15:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_45 [2019-10-07 11:15:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_44 [2019-10-07 11:15:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_47 [2019-10-07 11:15:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2019-10-07 11:15:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-10-07 11:15:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-07 11:15:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-07 11:15:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-07 11:15:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure handle_sysrq [2019-10-07 11:15:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2019-10-07 11:15:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure flag_buf_ptr [2019-10-07 11:15:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-10-07 11:15:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2019-10-07 11:15:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-10-07 11:15:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_ref [2019-10-07 11:15:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_deref [2019-10-07 11:15:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2019-10-07 11:15:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-10-07 11:15:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-10-07 11:15:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2019-10-07 11:15:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-10-07 11:15:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-07 11:15:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-07 11:15:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-10-07 11:15:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2019-10-07 11:15:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-10-07 11:15:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2019-10-07 11:15:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-10-07 11:15:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2019-10-07 11:15:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2019-10-07 11:15:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2019-10-07 11:15:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2019-10-07 11:15:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2019-10-07 11:15:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2019-10-07 11:15:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2019-10-07 11:15:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2019-10-07 11:15:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_break [2019-10-07 11:15:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_dcd_change [2019-10-07 11:15:04,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-10-07 11:15:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 11:15:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2019-10-07 11:15:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2019-10-07 11:15:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2019-10-07 11:15:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-10-07 11:15:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_4 [2019-10-07 11:15:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2019-10-07 11:15:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 11:15:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 11:15:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_57 [2019-10-07 11:15:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_59 [2019-10-07 11:15:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_58 [2019-10-07 11:15:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_61 [2019-10-07 11:15:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_60 [2019-10-07 11:15:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2019-10-07 11:15:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_register_device_62 [2019-10-07 11:15:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2019-10-07 11:15:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_unregister_device_63 [2019-10-07 11:15:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2019-10-07 11:15:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-07 11:15:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2019-10-07 11:15:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_show_dynids [2019-10-07 11:15:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2019-10-07 11:15:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2019-10-07 11:15:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2019-10-07 11:15:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2019-10-07 11:15:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2019-10-07 11:15:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure free_dynids [2019-10-07 11:15:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 11:15:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 11:15:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 11:15:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-07 11:15:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-07 11:15:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-07 11:15:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 11:15:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 11:15:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 11:15:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 11:15:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 11:15:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 11:15:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 11:15:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 11:15:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 11:15:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 11:15:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 11:15:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 11:15:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 11:15:15,748 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 11:15:43,278 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-07 11:15:56,877 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 11:15:56,877 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 11:15:56,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:15:56 BoogieIcfgContainer [2019-10-07 11:15:56,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 11:15:56,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 11:15:56,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 11:15:56,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 11:15:56,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 11:14:59" (1/3) ... [2019-10-07 11:15:56,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38a99402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:15:56, skipping insertion in model container [2019-10-07 11:15:56,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:15:03" (2/3) ... [2019-10-07 11:15:56,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38a99402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:15:56, skipping insertion in model container [2019-10-07 11:15:56,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:15:56" (3/3) ... [2019-10-07 11:15:56,888 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-10-07 11:15:56,897 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 11:15:56,909 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 11:15:56,920 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 11:15:56,959 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 11:15:56,959 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 11:15:56,959 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 11:15:56,960 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 11:15:56,960 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 11:15:56,960 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 11:15:56,960 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 11:15:56,960 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 11:15:57,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states. [2019-10-07 11:15:57,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-10-07 11:15:57,057 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:15:57,059 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 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] [2019-10-07 11:15:57,061 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:15:57,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:15:57,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1492159711, now seen corresponding path program 1 times [2019-10-07 11:15:57,075 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:15:57,075 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:15:57,076 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:15:57,076 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:15:57,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:15:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:15:59,255 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:15:59,256 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:15:59,256 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:15:59,257 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:15:59,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:15:59,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:15:59,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:15:59,279 INFO L87 Difference]: Start difference. First operand 2597 states. Second operand 3 states. [2019-10-07 11:15:59,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:15:59,747 INFO L93 Difference]: Finished difference Result 7392 states and 9908 transitions. [2019-10-07 11:15:59,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:15:59,749 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2019-10-07 11:15:59,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:15:59,823 INFO L225 Difference]: With dead ends: 7392 [2019-10-07 11:15:59,823 INFO L226 Difference]: Without dead ends: 4892 [2019-10-07 11:15:59,851 INFO L606 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 [2019-10-07 11:15:59,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4892 states. [2019-10-07 11:16:00,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4892 to 4885. [2019-10-07 11:16:00,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4885 states. [2019-10-07 11:16:00,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 4885 states and 6454 transitions. [2019-10-07 11:16:00,224 INFO L78 Accepts]: Start accepts. Automaton has 4885 states and 6454 transitions. Word has length 253 [2019-10-07 11:16:00,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:16:00,226 INFO L462 AbstractCegarLoop]: Abstraction has 4885 states and 6454 transitions. [2019-10-07 11:16:00,226 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:16:00,227 INFO L276 IsEmpty]: Start isEmpty. Operand 4885 states and 6454 transitions. [2019-10-07 11:16:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-10-07 11:16:00,245 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:16:00,245 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 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] [2019-10-07 11:16:00,246 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:16:00,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:16:00,246 INFO L82 PathProgramCache]: Analyzing trace with hash -808391855, now seen corresponding path program 1 times [2019-10-07 11:16:00,247 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:16:00,247 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:00,247 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:00,247 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:00,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:16:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:16:01,288 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 798 trivial. 0 not checked. [2019-10-07 11:16:01,289 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:01,289 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:16:01,289 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:16:01,292 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:16:01,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:16:01,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:01,293 INFO L87 Difference]: Start difference. First operand 4885 states and 6454 transitions. Second operand 3 states. [2019-10-07 11:16:05,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:16:05,432 INFO L93 Difference]: Finished difference Result 14067 states and 18502 transitions. [2019-10-07 11:16:05,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:16:05,433 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 273 [2019-10-07 11:16:05,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:16:05,519 INFO L225 Difference]: With dead ends: 14067 [2019-10-07 11:16:05,519 INFO L226 Difference]: Without dead ends: 9240 [2019-10-07 11:16:05,550 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:05,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9240 states. [2019-10-07 11:16:06,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9240 to 9230. [2019-10-07 11:16:06,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9230 states. [2019-10-07 11:16:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9230 states to 9230 states and 12118 transitions. [2019-10-07 11:16:06,066 INFO L78 Accepts]: Start accepts. Automaton has 9230 states and 12118 transitions. Word has length 273 [2019-10-07 11:16:06,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:16:06,070 INFO L462 AbstractCegarLoop]: Abstraction has 9230 states and 12118 transitions. [2019-10-07 11:16:06,071 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:16:06,071 INFO L276 IsEmpty]: Start isEmpty. Operand 9230 states and 12118 transitions. [2019-10-07 11:16:06,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-10-07 11:16:06,086 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:16:06,086 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 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] [2019-10-07 11:16:06,087 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:16:06,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:16:06,087 INFO L82 PathProgramCache]: Analyzing trace with hash -1608778679, now seen corresponding path program 1 times [2019-10-07 11:16:06,087 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:16:06,087 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:06,088 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:06,088 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:06,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:16:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:16:08,754 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 798 trivial. 0 not checked. [2019-10-07 11:16:08,755 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:08,755 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:16:08,755 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:16:08,756 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:16:08,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:16:08,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:08,757 INFO L87 Difference]: Start difference. First operand 9230 states and 12118 transitions. Second operand 3 states. [2019-10-07 11:16:13,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:16:13,874 INFO L93 Difference]: Finished difference Result 27246 states and 36056 transitions. [2019-10-07 11:16:13,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:16:13,874 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 284 [2019-10-07 11:16:13,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:16:14,015 INFO L225 Difference]: With dead ends: 27246 [2019-10-07 11:16:14,015 INFO L226 Difference]: Without dead ends: 18074 [2019-10-07 11:16:14,063 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:14,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18074 states. [2019-10-07 11:16:14,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18074 to 18022. [2019-10-07 11:16:14,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18022 states. [2019-10-07 11:16:14,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18022 states to 18022 states and 23960 transitions. [2019-10-07 11:16:14,943 INFO L78 Accepts]: Start accepts. Automaton has 18022 states and 23960 transitions. Word has length 284 [2019-10-07 11:16:14,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:16:14,944 INFO L462 AbstractCegarLoop]: Abstraction has 18022 states and 23960 transitions. [2019-10-07 11:16:14,944 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:16:14,944 INFO L276 IsEmpty]: Start isEmpty. Operand 18022 states and 23960 transitions. [2019-10-07 11:16:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-10-07 11:16:14,956 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:16:14,957 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 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] [2019-10-07 11:16:14,957 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:16:14,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:16:14,957 INFO L82 PathProgramCache]: Analyzing trace with hash -227163905, now seen corresponding path program 1 times [2019-10-07 11:16:14,958 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:16:14,958 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:14,958 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:14,958 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:14,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:16:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:16:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-10-07 11:16:15,822 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:15,823 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:16:15,823 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:16:15,824 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:16:15,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:16:15,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:15,825 INFO L87 Difference]: Start difference. First operand 18022 states and 23960 transitions. Second operand 3 states. [2019-10-07 11:16:22,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:16:22,572 INFO L93 Difference]: Finished difference Result 52061 states and 69596 transitions. [2019-10-07 11:16:22,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:16:22,573 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 283 [2019-10-07 11:16:22,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:16:22,811 INFO L225 Difference]: With dead ends: 52061 [2019-10-07 11:16:22,811 INFO L226 Difference]: Without dead ends: 34097 [2019-10-07 11:16:22,904 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:22,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34097 states. [2019-10-07 11:16:24,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34097 to 34042. [2019-10-07 11:16:24,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34042 states. [2019-10-07 11:16:24,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34042 states to 34042 states and 45655 transitions. [2019-10-07 11:16:24,371 INFO L78 Accepts]: Start accepts. Automaton has 34042 states and 45655 transitions. Word has length 283 [2019-10-07 11:16:24,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:16:24,372 INFO L462 AbstractCegarLoop]: Abstraction has 34042 states and 45655 transitions. [2019-10-07 11:16:24,372 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:16:24,372 INFO L276 IsEmpty]: Start isEmpty. Operand 34042 states and 45655 transitions. [2019-10-07 11:16:24,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-10-07 11:16:24,418 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:16:24,419 INFO L385 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 3, 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] [2019-10-07 11:16:24,420 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:16:24,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:16:24,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1183512618, now seen corresponding path program 1 times [2019-10-07 11:16:24,421 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:16:24,421 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:24,421 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:24,421 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:24,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:16:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:16:25,327 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2019-10-07 11:16:25,327 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:25,328 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:16:25,328 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:16:25,329 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:16:25,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:16:25,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:25,330 INFO L87 Difference]: Start difference. First operand 34042 states and 45655 transitions. Second operand 3 states. [2019-10-07 11:16:31,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:16:31,403 INFO L93 Difference]: Finished difference Result 101182 states and 135649 transitions. [2019-10-07 11:16:31,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:16:31,404 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 364 [2019-10-07 11:16:31,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:16:31,803 INFO L225 Difference]: With dead ends: 101182 [2019-10-07 11:16:31,804 INFO L226 Difference]: Without dead ends: 67198 [2019-10-07 11:16:31,954 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:32,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67198 states. [2019-10-07 11:16:36,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67198 to 67190. [2019-10-07 11:16:36,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67190 states. [2019-10-07 11:16:37,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67190 states to 67190 states and 90052 transitions. [2019-10-07 11:16:37,145 INFO L78 Accepts]: Start accepts. Automaton has 67190 states and 90052 transitions. Word has length 364 [2019-10-07 11:16:37,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:16:37,146 INFO L462 AbstractCegarLoop]: Abstraction has 67190 states and 90052 transitions. [2019-10-07 11:16:37,147 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:16:37,147 INFO L276 IsEmpty]: Start isEmpty. Operand 67190 states and 90052 transitions. [2019-10-07 11:16:37,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-10-07 11:16:37,176 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:16:37,178 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 11:16:37,178 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:16:37,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:16:37,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1103160219, now seen corresponding path program 1 times [2019-10-07 11:16:37,179 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:16:37,179 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:37,179 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:37,179 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:37,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:16:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:16:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 858 trivial. 0 not checked. [2019-10-07 11:16:38,061 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:38,062 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:16:38,062 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:16:38,064 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:16:38,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:16:38,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:38,065 INFO L87 Difference]: Start difference. First operand 67190 states and 90052 transitions. Second operand 3 states. [2019-10-07 11:16:43,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:16:43,557 INFO L93 Difference]: Finished difference Result 134327 states and 180027 transitions. [2019-10-07 11:16:43,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:16:43,558 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 371 [2019-10-07 11:16:43,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:16:43,944 INFO L225 Difference]: With dead ends: 134327 [2019-10-07 11:16:43,944 INFO L226 Difference]: Without dead ends: 67195 [2019-10-07 11:16:44,165 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:16:44,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67195 states. [2019-10-07 11:16:46,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67195 to 67142. [2019-10-07 11:16:46,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67142 states. [2019-10-07 11:16:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67142 states to 67142 states and 89964 transitions. [2019-10-07 11:16:46,662 INFO L78 Accepts]: Start accepts. Automaton has 67142 states and 89964 transitions. Word has length 371 [2019-10-07 11:16:46,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:16:46,663 INFO L462 AbstractCegarLoop]: Abstraction has 67142 states and 89964 transitions. [2019-10-07 11:16:46,663 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:16:46,663 INFO L276 IsEmpty]: Start isEmpty. Operand 67142 states and 89964 transitions. [2019-10-07 11:16:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2019-10-07 11:16:46,693 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:16:46,694 INFO L385 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 12, 12, 12, 12, 12, 12, 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] [2019-10-07 11:16:46,694 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:16:46,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:16:46,695 INFO L82 PathProgramCache]: Analyzing trace with hash 538494787, now seen corresponding path program 1 times [2019-10-07 11:16:46,695 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:16:46,695 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:46,695 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:46,695 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:16:46,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:16:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:16:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1286 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1284 trivial. 0 not checked. [2019-10-07 11:16:51,299 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:16:51,299 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:16:51,299 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 11:16:51,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 11:16:51,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 11:16:51,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 11:16:51,301 INFO L87 Difference]: Start difference. First operand 67142 states and 89964 transitions. Second operand 5 states. [2019-10-07 11:16:58,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:16:58,791 INFO L93 Difference]: Finished difference Result 134327 states and 179955 transitions. [2019-10-07 11:16:58,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 11:16:58,792 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 382 [2019-10-07 11:16:58,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:16:59,142 INFO L225 Difference]: With dead ends: 134327 [2019-10-07 11:16:59,142 INFO L226 Difference]: Without dead ends: 67195 [2019-10-07 11:16:59,392 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 11:16:59,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67195 states. [2019-10-07 11:17:01,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67195 to 67176. [2019-10-07 11:17:01,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67176 states. [2019-10-07 11:17:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67176 states to 67176 states and 89982 transitions. [2019-10-07 11:17:01,251 INFO L78 Accepts]: Start accepts. Automaton has 67176 states and 89982 transitions. Word has length 382 [2019-10-07 11:17:01,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:17:01,251 INFO L462 AbstractCegarLoop]: Abstraction has 67176 states and 89982 transitions. [2019-10-07 11:17:01,251 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 11:17:01,252 INFO L276 IsEmpty]: Start isEmpty. Operand 67176 states and 89982 transitions. [2019-10-07 11:17:01,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2019-10-07 11:17:01,282 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:17:01,283 INFO L385 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 12, 12, 12, 12, 12, 12, 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] [2019-10-07 11:17:01,283 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:17:01,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:17:01,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1089707910, now seen corresponding path program 1 times [2019-10-07 11:17:01,284 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:17:01,284 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:17:01,284 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:01,284 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:01,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:17:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:17:02,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1290 trivial. 0 not checked. [2019-10-07 11:17:02,140 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:17:02,141 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:17:02,141 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 11:17:02,142 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 11:17:02,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 11:17:02,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 11:17:02,142 INFO L87 Difference]: Start difference. First operand 67176 states and 89982 transitions. Second operand 6 states. [2019-10-07 11:17:12,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:17:12,343 INFO L93 Difference]: Finished difference Result 134395 states and 180023 transitions. [2019-10-07 11:17:12,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 11:17:12,343 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 403 [2019-10-07 11:17:12,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:17:12,616 INFO L225 Difference]: With dead ends: 134395 [2019-10-07 11:17:12,617 INFO L226 Difference]: Without dead ends: 66973 [2019-10-07 11:17:12,775 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-07 11:17:12,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66973 states. [2019-10-07 11:17:14,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66973 to 66928. [2019-10-07 11:17:14,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66928 states. [2019-10-07 11:17:14,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66928 states to 66928 states and 89662 transitions. [2019-10-07 11:17:14,961 INFO L78 Accepts]: Start accepts. Automaton has 66928 states and 89662 transitions. Word has length 403 [2019-10-07 11:17:14,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:17:14,961 INFO L462 AbstractCegarLoop]: Abstraction has 66928 states and 89662 transitions. [2019-10-07 11:17:14,961 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 11:17:14,962 INFO L276 IsEmpty]: Start isEmpty. Operand 66928 states and 89662 transitions. [2019-10-07 11:17:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2019-10-07 11:17:15,006 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:17:15,006 INFO L385 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 12, 12, 12, 12, 12, 12, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:17:15,007 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:17:15,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:17:15,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1985392569, now seen corresponding path program 1 times [2019-10-07 11:17:15,007 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:17:15,007 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:17:15,008 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:15,008 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:15,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:17:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:17:16,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1388 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2019-10-07 11:17:16,521 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:17:16,521 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:17:16,522 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 11:17:16,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 11:17:16,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 11:17:16,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 11:17:16,523 INFO L87 Difference]: Start difference. First operand 66928 states and 89662 transitions. Second operand 7 states. [2019-10-07 11:17:20,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:17:20,421 INFO L93 Difference]: Finished difference Result 133966 states and 179491 transitions. [2019-10-07 11:17:20,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 11:17:20,422 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 443 [2019-10-07 11:17:20,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:17:20,644 INFO L225 Difference]: With dead ends: 133966 [2019-10-07 11:17:20,644 INFO L226 Difference]: Without dead ends: 67048 [2019-10-07 11:17:20,772 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 11:17:20,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67048 states. [2019-10-07 11:17:23,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67048 to 66976. [2019-10-07 11:17:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66976 states. [2019-10-07 11:17:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66976 states to 66976 states and 89702 transitions. [2019-10-07 11:17:23,259 INFO L78 Accepts]: Start accepts. Automaton has 66976 states and 89702 transitions. Word has length 443 [2019-10-07 11:17:23,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:17:23,260 INFO L462 AbstractCegarLoop]: Abstraction has 66976 states and 89702 transitions. [2019-10-07 11:17:23,260 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 11:17:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 66976 states and 89702 transitions. [2019-10-07 11:17:23,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2019-10-07 11:17:23,288 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:17:23,289 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 12, 12, 12, 12, 12, 12, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:17:23,289 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:17:23,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:17:23,289 INFO L82 PathProgramCache]: Analyzing trace with hash -985815079, now seen corresponding path program 1 times [2019-10-07 11:17:23,290 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:17:23,290 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:17:23,290 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:23,290 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:23,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:17:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:17:24,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1508 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2019-10-07 11:17:24,342 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:17:24,343 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:17:24,343 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-07 11:17:24,344 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-07 11:17:24,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-07 11:17:24,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-07 11:17:24,345 INFO L87 Difference]: Start difference. First operand 66976 states and 89702 transitions. Second operand 10 states. [2019-10-07 11:17:34,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:17:34,430 INFO L93 Difference]: Finished difference Result 134043 states and 179499 transitions. [2019-10-07 11:17:34,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-07 11:17:34,430 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 478 [2019-10-07 11:17:34,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:17:35,363 INFO L225 Difference]: With dead ends: 134043 [2019-10-07 11:17:35,364 INFO L226 Difference]: Without dead ends: 67053 [2019-10-07 11:17:35,482 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2019-10-07 11:17:35,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67053 states. [2019-10-07 11:17:36,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67053 to 67024. [2019-10-07 11:17:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67024 states. [2019-10-07 11:17:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67024 states to 67024 states and 89750 transitions. [2019-10-07 11:17:36,967 INFO L78 Accepts]: Start accepts. Automaton has 67024 states and 89750 transitions. Word has length 478 [2019-10-07 11:17:36,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:17:36,968 INFO L462 AbstractCegarLoop]: Abstraction has 67024 states and 89750 transitions. [2019-10-07 11:17:36,968 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-07 11:17:36,968 INFO L276 IsEmpty]: Start isEmpty. Operand 67024 states and 89750 transitions. [2019-10-07 11:17:36,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2019-10-07 11:17:36,995 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:17:36,995 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 12, 12, 12, 12, 12, 12, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:17:36,995 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:17:36,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:17:36,996 INFO L82 PathProgramCache]: Analyzing trace with hash 205203411, now seen corresponding path program 1 times [2019-10-07 11:17:36,996 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:17:36,996 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:17:36,996 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:36,997 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:36,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:17:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:17:41,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1508 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2019-10-07 11:17:41,519 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:17:41,520 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:17:41,520 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:17:41,521 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:17:41,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:17:41,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:17:41,521 INFO L87 Difference]: Start difference. First operand 67024 states and 89750 transitions. Second operand 3 states. [2019-10-07 11:17:50,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:17:50,061 INFO L93 Difference]: Finished difference Result 168944 states and 226212 transitions. [2019-10-07 11:17:50,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:17:50,062 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 484 [2019-10-07 11:17:50,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:17:50,395 INFO L225 Difference]: With dead ends: 168944 [2019-10-07 11:17:50,395 INFO L226 Difference]: Without dead ends: 101978 [2019-10-07 11:17:50,528 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:17:50,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101978 states. [2019-10-07 11:17:55,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101978 to 101960. [2019-10-07 11:17:55,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101960 states. [2019-10-07 11:17:55,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101960 states to 101960 states and 136014 transitions. [2019-10-07 11:17:55,828 INFO L78 Accepts]: Start accepts. Automaton has 101960 states and 136014 transitions. Word has length 484 [2019-10-07 11:17:55,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:17:55,829 INFO L462 AbstractCegarLoop]: Abstraction has 101960 states and 136014 transitions. [2019-10-07 11:17:55,829 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:17:55,829 INFO L276 IsEmpty]: Start isEmpty. Operand 101960 states and 136014 transitions. [2019-10-07 11:17:55,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2019-10-07 11:17:55,852 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:17:55,853 INFO L385 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 12, 12, 12, 12, 12, 12, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:17:55,853 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:17:55,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:17:55,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1340249253, now seen corresponding path program 1 times [2019-10-07 11:17:55,854 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:17:55,854 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:17:55,854 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:55,854 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:17:55,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:18:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:18:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1502 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1447 trivial. 0 not checked. [2019-10-07 11:18:01,421 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:18:01,421 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 11:18:01,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true