/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 02:59:38,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 02:59:38,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 02:59:38,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 02:59:38,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 02:59:38,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 02:59:38,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 02:59:38,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 02:59:38,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 02:59:38,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 02:59:38,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 02:59:38,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 02:59:38,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 02:59:38,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 02:59:38,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 02:59:38,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 02:59:38,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 02:59:38,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 02:59:38,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 02:59:38,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 02:59:38,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 02:59:38,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 02:59:38,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 02:59:38,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 02:59:38,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 02:59:38,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 02:59:38,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 02:59:38,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 02:59:38,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 02:59:38,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 02:59:38,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 02:59:38,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 02:59:38,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 02:59:38,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 02:59:38,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 02:59:38,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 02:59:38,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 02:59:38,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 02:59:38,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 02:59:38,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 02:59:38,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 02:59:38,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 02:59:38,707 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 02:59:38,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 02:59:38,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 02:59:38,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 02:59:38,710 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 02:59:38,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 02:59:38,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 02:59:38,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 02:59:38,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 02:59:38,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 02:59:38,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 02:59:38,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 02:59:38,711 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 02:59:38,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 02:59:38,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 02:59:38,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 02:59:38,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 02:59:38,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 02:59:38,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 02:59:38,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 02:59:38,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 02:59:38,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 02:59:38,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 02:59:38,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 02:59:38,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 02:59:38,714 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 02:59:38,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 02:59:38,714 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 02:59:39,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 02:59:39,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 02:59:39,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 02:59:39,165 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 02:59:39,167 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 02:59:39,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2020-10-28 02:59:39,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9d57b4650/6c5e4c27081741d1b41b25e78e6b094b/FLAGc23453af7 [2020-10-28 02:59:40,441 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 02:59:40,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2020-10-28 02:59:40,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9d57b4650/6c5e4c27081741d1b41b25e78e6b094b/FLAGc23453af7 [2020-10-28 02:59:40,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9d57b4650/6c5e4c27081741d1b41b25e78e6b094b [2020-10-28 02:59:40,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 02:59:40,816 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 02:59:40,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 02:59:40,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 02:59:40,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 02:59:40,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:59:40" (1/1) ... [2020-10-28 02:59:40,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f7a98d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:40, skipping insertion in model container [2020-10-28 02:59:40,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:59:40" (1/1) ... [2020-10-28 02:59:40,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 02:59:41,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 02:59:43,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 02:59:43,926 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 02:59:44,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 02:59:45,089 INFO L208 MainTranslator]: Completed translation [2020-10-28 02:59:45,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45 WrapperNode [2020-10-28 02:59:45,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 02:59:45,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 02:59:45,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 02:59:45,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 02:59:45,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45" (1/1) ... [2020-10-28 02:59:45,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45" (1/1) ... [2020-10-28 02:59:45,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45" (1/1) ... [2020-10-28 02:59:45,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45" (1/1) ... [2020-10-28 02:59:45,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45" (1/1) ... [2020-10-28 02:59:45,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45" (1/1) ... [2020-10-28 02:59:45,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45" (1/1) ... [2020-10-28 02:59:45,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 02:59:45,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 02:59:45,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 02:59:45,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 02:59:45,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-28 02:59:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 02:59:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 02:59:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 02:59:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-28 02:59:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-28 02:59:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-28 02:59:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-28 02:59:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-28 02:59:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-28 02:59:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-28 02:59:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2020-10-28 02:59:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-28 02:59:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 02:59:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 02:59:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 02:59:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-28 02:59:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-28 02:59:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-28 02:59:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2020-10-28 02:59:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2020-10-28 02:59:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 02:59:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-28 02:59:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-28 02:59:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-28 02:59:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-28 02:59:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2020-10-28 02:59:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2020-10-28 02:59:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2020-10-28 02:59:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2020-10-28 02:59:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-28 02:59:45,810 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 02:59:45,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 02:59:45,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 02:59:45,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 02:59:45,810 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 02:59:45,810 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 02:59:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2020-10-28 02:59:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-28 02:59:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2020-10-28 02:59:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-28 02:59:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2020-10-28 02:59:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2020-10-28 02:59:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2020-10-28 02:59:45,812 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2020-10-28 02:59:45,812 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_out [2020-10-28 02:59:45,812 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2020-10-28 02:59:45,812 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-28 02:59:45,812 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2020-10-28 02:59:45,812 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2020-10-28 02:59:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-28 02:59:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-28 02:59:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-28 02:59:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2020-10-28 02:59:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-28 02:59:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2020-10-28 02:59:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-28 02:59:45,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2020-10-28 02:59:45,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2020-10-28 02:59:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_init [2020-10-28 02:59:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_exit [2020-10-28 02:59:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_disconnect [2020-10-28 02:59:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_get_by_index [2020-10-28 02:59:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_serial [2020-10-28 02:59:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure return_serial [2020-10-28 02:59:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2020-10-28 02:59:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2020-10-28 02:59:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2020-10-28 02:59:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2020-10-28 02:59:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2020-10-28 02:59:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2020-10-28 02:59:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2020-10-28 02:59:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_close [2020-10-28 02:59:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2020-10-28 02:59:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2020-10-28 02:59:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2020-10-28 02:59:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2020-10-28 02:59:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2020-10-28 02:59:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2020-10-28 02:59:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2020-10-28 02:59:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2020-10-28 02:59:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2020-10-28 02:59:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_show [2020-10-28 02:59:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2020-10-28 02:59:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2020-10-28 02:59:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2020-10-28 02:59:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2020-10-28 02:59:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2020-10-28 02:59:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2020-10-28 02:59:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2020-10-28 02:59:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_unpoison_urbs [2020-10-28 02:59:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_release [2020-10-28 02:59:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure create_serial [2020-10-28 02:59:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure match_dynamic_id [2020-10-28 02:59:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2020-10-28 02:59:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure search_serial_device [2020-10-28 02:59:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2020-10-28 02:59:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2020-10-28 02:59:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2020-10-28 02:59:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2020-10-28 02:59:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2020-10-28 02:59:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2020-10-28 02:59:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2020-10-28 02:59:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2020-10-28 02:59:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_init [2020-10-28 02:59:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_exit [2020-10-28 02:59:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_operations_init [2020-10-28 02:59:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2020-10-28 02:59:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2020-10-28 02:59:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2020-10-28 02:59:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2020-10-28 02:59:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 02:59:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-28 02:59:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-28 02:59:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-28 02:59:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-28 02:59:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-28 02:59:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-28 02:59:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-10-28 02:59:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_8 [2020-10-28 02:59:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-28 02:59:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-10-28 02:59:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-28 02:59:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2020-10-28 02:59:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_13 [2020-10-28 02:59:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2020-10-28 02:59:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2020-10-28 02:59:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2020-10-28 02:59:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2020-10-28 02:59:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2020-10-28 02:59:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2020-10-28 02:59:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2020-10-28 02:59:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2020-10-28 02:59:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2020-10-28 02:59:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2020-10-28 02:59:45,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2020-10-28 02:59:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2020-10-28 02:59:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2020-10-28 02:59:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2020-10-28 02:59:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_28 [2020-10-28 02:59:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2020-10-28 02:59:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_30 [2020-10-28 02:59:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2020-10-28 02:59:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_32 [2020-10-28 02:59:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2020-10-28 02:59:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_34 [2020-10-28 02:59:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_35 [2020-10-28 02:59:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-28 02:59:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2020-10-28 02:59:45,837 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-28 02:59:45,837 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2020-10-28 02:59:45,837 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 02:59:45,837 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-28 02:59:45,837 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-28 02:59:45,837 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-28 02:59:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2020-10-28 02:59:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-28 02:59:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-28 02:59:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-28 02:59:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 02:59:45,838 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2020-10-28 02:59:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2020-10-28 02:59:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-28 02:59:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-28 02:59:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2020-10-28 02:59:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2020-10-28 02:59:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_register [2020-10-28 02:59:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_deregister [2020-10-28 02:59:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2020-10-28 02:59:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_close [2020-10-28 02:59:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_prepare_write_buffer [2020-10-28 02:59:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2020-10-28 02:59:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2020-10-28 02:59:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_room [2020-10-28 02:59:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_chars_in_buffer [2020-10-28 02:59:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2020-10-28 02:59:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2020-10-28 02:59:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_process_read_urb [2020-10-28 02:59:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2020-10-28 02:59:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2020-10-28 02:59:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2020-10-28 02:59:45,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2020-10-28 02:59:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2020-10-28 02:59:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2020-10-28 02:59:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2020-10-28 02:59:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2020-10-28 02:59:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_break [2020-10-28 02:59:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_dcd_change [2020-10-28 02:59:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2020-10-28 02:59:45,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main1_sequence_infinite_withcheck_stateful [2020-10-28 02:59:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_71 [2020-10-28 02:59:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_72 [2020-10-28 02:59:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_73 [2020-10-28 02:59:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_74 [2020-10-28 02:59:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_75 [2020-10-28 02:59:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2020-10-28 02:59:45,843 INFO L138 BoogieDeclarations]: Found implementation of procedure show_port_number [2020-10-28 02:59:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2020-10-28 02:59:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2020-10-28 02:59:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure store_new_id [2020-10-28 02:59:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dynids [2020-10-28 02:59:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dynids [2020-10-28 02:59:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_register [2020-10-28 02:59:45,844 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_deregister [2020-10-28 02:59:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main2_sequence_infinite_withcheck_stateful [2020-10-28 02:59:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_81 [2020-10-28 02:59:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_82 [2020-10-28 02:59:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_83 [2020-10-28 02:59:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_84 [2020-10-28 02:59:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_85 [2020-10-28 02:59:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 02:59:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 02:59:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_disc_mutex_of_usb_serial [2020-10-28 02:59:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_disc_mutex_of_usb_serial [2020-10-28 02:59:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2020-10-28 02:59:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_disc_mutex_of_usb_serial [2020-10-28 02:59:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_disc_mutex_of_usb_serial [2020-10-28 02:59:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_disc_mutex_of_usb_serial [2020-10-28 02:59:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2020-10-28 02:59:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-28 02:59:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-28 02:59:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-28 02:59:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-28 02:59:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-28 02:59:45,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-28 02:59:45,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-28 02:59:45,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-28 02:59:45,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-28 02:59:45,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-28 02:59:45,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-28 02:59:45,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-28 02:59:45,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-28 02:59:45,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-28 02:59:45,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_table_lock [2020-10-28 02:59:45,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_table_lock [2020-10-28 02:59:45,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_table_lock [2020-10-28 02:59:45,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_table_lock [2020-10-28 02:59:45,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_table_lock [2020-10-28 02:59:45,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_table_lock [2020-10-28 02:59:45,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_table_lock [2020-10-28 02:59:45,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 02:59:45,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 02:59:45,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-28 02:59:45,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-28 02:59:45,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-28 02:59:45,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2020-10-28 02:59:45,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2020-10-28 02:59:45,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2020-10-28 02:59:45,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2020-10-28 02:59:45,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2020-10-28 02:59:45,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2020-10-28 02:59:45,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2020-10-28 02:59:45,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-28 02:59:45,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-28 02:59:45,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 02:59:45,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2020-10-28 02:59:45,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-28 02:59:45,852 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-28 02:59:45,852 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-28 02:59:45,852 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-28 02:59:45,852 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 02:59:45,853 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-28 02:59:45,853 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-28 02:59:45,853 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 02:59:45,853 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_register [2020-10-28 02:59:45,853 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2020-10-28 02:59:45,853 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-28 02:59:45,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 02:59:45,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 02:59:45,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-28 02:59:45,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2020-10-28 02:59:45,854 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2020-10-28 02:59:45,854 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2020-10-28 02:59:45,854 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2020-10-28 02:59:45,855 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2020-10-28 02:59:45,855 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-10-28 02:59:45,855 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2020-10-28 02:59:45,855 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2020-10-28 02:59:45,855 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-10-28 02:59:45,855 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2020-10-28 02:59:45,855 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-28 02:59:45,856 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_sysrq [2020-10-28 02:59:45,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-28 02:59:45,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-10-28 02:59:45,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-28 02:59:45,856 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-28 02:59:45,856 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-28 02:59:45,857 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2020-10-28 02:59:45,857 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-28 02:59:45,857 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-28 02:59:45,857 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 02:59:45,857 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-10-28 02:59:45,857 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 02:59:45,857 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2020-10-28 02:59:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2020-10-28 02:59:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-28 02:59:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-28 02:59:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2020-10-28 02:59:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2020-10-28 02:59:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2020-10-28 02:59:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2020-10-28 02:59:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2020-10-28 02:59:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2020-10-28 02:59:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2020-10-28 02:59:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2020-10-28 02:59:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2020-10-28 02:59:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2020-10-28 02:59:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2020-10-28 02:59:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2020-10-28 02:59:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2020-10-28 02:59:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2020-10-28 02:59:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_install [2020-10-28 02:59:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2020-10-28 02:59:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2020-10-28 02:59:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2020-10-28 02:59:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2020-10-28 02:59:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2020-10-28 02:59:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2020-10-28 02:59:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2020-10-28 02:59:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2020-10-28 02:59:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2020-10-28 02:59:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2020-10-28 02:59:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-28 02:59:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2020-10-28 02:59:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2020-10-28 02:59:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-28 02:59:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2020-10-28 02:59:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-28 02:59:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2020-10-28 02:59:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2020-10-28 02:59:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-28 02:59:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2020-10-28 02:59:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2020-10-28 02:59:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2020-10-28 02:59:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2020-10-28 02:59:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2020-10-28 02:59:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-28 02:59:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_show_dynids [2020-10-28 02:59:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2020-10-28 02:59:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-28 02:59:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2020-10-28 02:59:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-28 02:59:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-28 02:59:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 02:59:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 02:59:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 02:59:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 02:59:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 02:59:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 02:59:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 02:59:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 02:59:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 02:59:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 02:59:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-28 02:59:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-28 02:59:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-28 02:59:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 02:59:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 02:59:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-28 02:59:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-28 02:59:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 02:59:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-28 02:59:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-28 02:59:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-28 02:59:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-28 02:59:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-10-28 02:59:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-28 02:59:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 02:59:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2020-10-28 02:59:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2020-10-28 02:59:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-28 02:59:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-28 02:59:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-28 02:59:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-28 02:59:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 02:59:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-28 02:59:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-28 02:59:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_8 [2020-10-28 02:59:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-28 02:59:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-28 02:59:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2020-10-28 02:59:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2020-10-28 02:59:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2020-10-28 02:59:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2020-10-28 02:59:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2020-10-28 02:59:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2020-10-28 02:59:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2020-10-28 02:59:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2020-10-28 02:59:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2020-10-28 02:59:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2020-10-28 02:59:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_28 [2020-10-28 02:59:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2020-10-28 02:59:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2020-10-28 02:59:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2020-10-28 02:59:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_35 [2020-10-28 02:59:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-28 02:59:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-28 02:59:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-28 02:59:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-28 02:59:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-10-28 02:59:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-10-28 02:59:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_13 [2020-10-28 02:59:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2020-10-28 02:59:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2020-10-28 02:59:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2020-10-28 02:59:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2020-10-28 02:59:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2020-10-28 02:59:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_30 [2020-10-28 02:59:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_32 [2020-10-28 02:59:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_34 [2020-10-28 02:59:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2020-10-28 02:59:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2020-10-28 02:59:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-28 02:59:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-28 02:59:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-28 02:59:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-28 02:59:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-28 02:59:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_table_lock [2020-10-28 02:59:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_table_lock [2020-10-28 02:59:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 02:59:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-28 02:59:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-28 02:59:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 02:59:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-28 02:59:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-28 02:59:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-28 02:59:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-28 02:59:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-28 02:59:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-28 02:59:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-28 02:59:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-28 02:59:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 02:59:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2020-10-28 02:59:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2020-10-28 02:59:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2020-10-28 02:59:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 02:59:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2020-10-28 02:59:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-28 02:59:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 02:59:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 02:59:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 02:59:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 02:59:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 02:59:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 02:59:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 02:59:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 02:59:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 02:59:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 02:59:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2020-10-28 02:59:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2020-10-28 02:59:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2020-10-28 02:59:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2020-10-28 02:59:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2020-10-28 02:59:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2020-10-28 02:59:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2020-10-28 02:59:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2020-10-28 02:59:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2020-10-28 02:59:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2020-10-28 02:59:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2020-10-28 02:59:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2020-10-28 02:59:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2020-10-28 02:59:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2020-10-28 02:59:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2020-10-28 02:59:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_install [2020-10-28 02:59:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2020-10-28 02:59:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2020-10-28 02:59:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2020-10-28 02:59:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2020-10-28 02:59:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2020-10-28 02:59:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2020-10-28 02:59:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_out [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure bus_register [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2020-10-28 02:59:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-28 02:59:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-28 02:59:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-28 02:59:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2020-10-28 02:59:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2020-10-28 02:59:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-28 02:59:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2020-10-28 02:59:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2020-10-28 02:59:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2020-10-28 02:59:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2020-10-28 02:59:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2020-10-28 02:59:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2020-10-28 02:59:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2020-10-28 02:59:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-28 02:59:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-28 02:59:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2020-10-28 02:59:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-28 02:59:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2020-10-28 02:59:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-28 02:59:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2020-10-28 02:59:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2020-10-28 02:59:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2020-10-28 02:59:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2020-10-28 02:59:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_init [2020-10-28 02:59:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_exit [2020-10-28 02:59:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_disconnect [2020-10-28 02:59:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_get_by_index [2020-10-28 02:59:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2020-10-28 02:59:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2020-10-28 02:59:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2020-10-28 02:59:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_close [2020-10-28 02:59:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2020-10-28 02:59:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_room [2020-10-28 02:59:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_chars_in_buffer [2020-10-28 02:59:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2020-10-28 02:59:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2020-10-28 02:59:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_register [2020-10-28 02:59:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_deregister [2020-10-28 02:59:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_process_read_urb [2020-10-28 02:59:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_prepare_write_buffer [2020-10-28 02:59:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_register [2020-10-28 02:59:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_deregister [2020-10-28 02:59:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_serial [2020-10-28 02:59:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 02:59:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure return_serial [2020-10-28 02:59:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2020-10-28 02:59:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2020-10-28 02:59:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2020-10-28 02:59:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-28 02:59:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2020-10-28 02:59:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2020-10-28 02:59:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2020-10-28 02:59:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure serial_close [2020-10-28 02:59:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2020-10-28 02:59:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2020-10-28 02:59:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-28 02:59:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2020-10-28 02:59:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-28 02:59:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2020-10-28 02:59:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2020-10-28 02:59:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2020-10-28 02:59:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2020-10-28 02:59:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-28 02:59:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-28 02:59:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2020-10-28 02:59:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-28 02:59:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2020-10-28 02:59:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-28 02:59:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_show [2020-10-28 02:59:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2020-10-28 02:59:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2020-10-28 02:59:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2020-10-28 02:59:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_unpoison_urbs [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_release [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure create_serial [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure match_dynamic_id [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure search_serial_device [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2020-10-28 02:59:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_init [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_exit [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_operations_init [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2020-10-28 02:59:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2020-10-28 02:59:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 02:59:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-28 02:59:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-10-28 02:59:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 02:59:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-28 02:59:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 02:59:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-28 02:59:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2020-10-28 02:59:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-28 02:59:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2020-10-28 02:59:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 02:59:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-28 02:59:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-28 02:59:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2020-10-28 02:59:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-28 02:59:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-28 02:59:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_74 [2020-10-28 02:59:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_72 [2020-10-28 02:59:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_75 [2020-10-28 02:59:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_71 [2020-10-28 02:59:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_73 [2020-10-28 02:59:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2020-10-28 02:59:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-28 02:59:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-28 02:59:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 02:59:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-28 02:59:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure handle_sysrq [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2020-10-28 02:59:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2020-10-28 02:59:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2020-10-28 02:59:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2020-10-28 02:59:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2020-10-28 02:59:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2020-10-28 02:59:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2020-10-28 02:59:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2020-10-28 02:59:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2020-10-28 02:59:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2020-10-28 02:59:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2020-10-28 02:59:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_break [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_dcd_change [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main1_sequence_infinite_withcheck_stateful [2020-10-28 02:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_84 [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_82 [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_85 [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_81 [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_83 [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-10-28 02:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure usb_show_dynids [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure show_port_number [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure store_new_id [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure show_dynids [2020-10-28 02:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure free_dynids [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main2_sequence_infinite_withcheck_stateful [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_disc_mutex_of_usb_serial [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_disc_mutex_of_usb_serial [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_disc_mutex_of_usb_serial [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_disc_mutex_of_usb_serial [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_disc_mutex_of_usb_serial [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-28 02:59:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-28 02:59:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-28 02:59:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-28 02:59:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-28 02:59:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-28 02:59:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-28 02:59:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-28 02:59:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_table_lock [2020-10-28 02:59:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_table_lock [2020-10-28 02:59:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_table_lock [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_table_lock [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_table_lock [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 02:59:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 02:59:45,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 03:00:18,690 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 03:00:18,690 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 03:00:18,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:00:18 BoogieIcfgContainer [2020-10-28 03:00:18,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 03:00:18,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 03:00:18,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 03:00:18,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 03:00:18,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 02:59:40" (1/3) ... [2020-10-28 03:00:18,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6469eb62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:00:18, skipping insertion in model container [2020-10-28 03:00:18,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:59:45" (2/3) ... [2020-10-28 03:00:18,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6469eb62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:00:18, skipping insertion in model container [2020-10-28 03:00:18,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:00:18" (3/3) ... [2020-10-28 03:00:18,710 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2020-10-28 03:00:18,723 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 03:00:18,731 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 03:00:18,746 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 03:00:18,783 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 03:00:18,783 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 03:00:18,783 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 03:00:18,783 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 03:00:18,783 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 03:00:18,783 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 03:00:18,783 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 03:00:18,783 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 03:00:18,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states. [2020-10-28 03:00:18,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 03:00:18,861 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:00:18,863 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:00:18,863 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:00:18,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:00:18,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1476366698, now seen corresponding path program 1 times [2020-10-28 03:00:18,879 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:00:18,880 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [372999971] [2020-10-28 03:00:18,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:00:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:00:20,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:00:28,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:00:28,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-28 03:00:28,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:00:28,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8602 [2020-10-28 03:00:28,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:00:28,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:00:28,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 03:00:28,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 03:00:28,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 03:00:54,229 WARN L193 SmtUtils]: Spent 24.88 s on a formula simplification that was a NOOP. DAG size: 2101 [2020-10-28 03:00:54,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:00:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:00:54,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:01:00,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:01:00,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:01:00,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:01:00,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6480 [2020-10-28 03:01:00,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:01:00,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:01:00,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:01:00,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:01:00,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:01:01,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:01:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:01:01,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:01:01,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:01:01,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:01:01,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:01:01,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 03:01:01,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:01:01,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:01:01,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:01:01,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 03:01:01,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:01:01,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 03:01:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:01:01,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:01:01,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:01:01,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:01:01,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:01:01,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 03:01:01,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:01:01,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:01:01,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:01:01,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 03:01:01,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:01:01,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 03:01:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:01:01,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:01:01,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:01:01,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 03:01:01,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:01:01,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-28 03:01:01,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:01:01,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:01:01,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:01:01,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 03:01:01,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:01:01,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:01:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:01:01,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:01:01,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:01:01,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 03:01:01,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:01:01,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 03:01:01,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:01:01,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:01:01,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:01:01,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:01:01,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-28 03:01:01,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:01:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:01:01,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:01:01,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:01:01,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:01:01,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:01:01,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 03:01:01,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:01:01,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:01:01,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:01:01,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:01:01,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:01:01,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:01:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:01:01,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:01:01,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:01:01,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:01:01,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:01:01,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 03:01:01,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:01:01,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:01:01,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:01:01,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:01:01,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:01:01,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 03:01:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:01:01,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:01:01,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:01:01,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:01:01,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:01:01,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 03:01:01,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:01:01,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:01:01,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:01:01,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:01:01,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:01:01,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:01:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:01:01,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:01:01,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:01:01,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:01:01,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:01:01,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 03:01:01,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:01:01,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:01:01,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:01:01,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:01:01,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:01:01,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 03:01:01,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [372999971] [2020-10-28 03:01:01,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 03:01:01,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 03:01:01,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501436008] [2020-10-28 03:01:01,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 03:01:01,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:01:01,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 03:01:01,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-28 03:01:01,784 INFO L87 Difference]: Start difference. First operand 2706 states. Second operand 7 states. [2020-10-28 03:01:30,814 WARN L193 SmtUtils]: Spent 26.23 s on a formula simplification that was a NOOP. DAG size: 2103