/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 20:09:12,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 20:09:12,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 20:09:12,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 20:09:12,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 20:09:12,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 20:09:12,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 20:09:12,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 20:09:12,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 20:09:12,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 20:09:12,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 20:09:12,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 20:09:12,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 20:09:12,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 20:09:12,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 20:09:12,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 20:09:12,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 20:09:12,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 20:09:12,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 20:09:12,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 20:09:12,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 20:09:12,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 20:09:12,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 20:09:12,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 20:09:12,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 20:09:12,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 20:09:12,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 20:09:12,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 20:09:12,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 20:09:12,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 20:09:12,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 20:09:12,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 20:09:12,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 20:09:12,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 20:09:12,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 20:09:12,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 20:09:12,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 20:09:12,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 20:09:12,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 20:09:12,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 20:09:12,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 20:09:12,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 20:09:12,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 20:09:12,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 20:09:12,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 20:09:12,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 20:09:12,244 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 20:09:12,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 20:09:12,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 20:09:12,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 20:09:12,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 20:09:12,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 20:09:12,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 20:09:12,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 20:09:12,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 20:09:12,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 20:09:12,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 20:09:12,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 20:09:12,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 20:09:12,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 20:09:12,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 20:09:12,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 20:09:12,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 20:09:12,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 20:09:12,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 20:09:12,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 20:09:12,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 20:09:12,250 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 20:09:12,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 20:09:12,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 20:09:12,250 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 20:09:12,534 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 20:09:12,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 20:09:12,556 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 20:09:12,558 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 20:09:12,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 20:09:12,559 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i [2019-11-06 20:09:12,632 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a6e51bbb/c75b9cd8a4114262a00d44e31e499b9b/FLAG899de3619 [2019-11-06 20:09:13,345 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 20:09:13,346 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i [2019-11-06 20:09:13,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a6e51bbb/c75b9cd8a4114262a00d44e31e499b9b/FLAG899de3619 [2019-11-06 20:09:13,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a6e51bbb/c75b9cd8a4114262a00d44e31e499b9b [2019-11-06 20:09:13,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 20:09:13,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 20:09:13,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 20:09:13,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 20:09:13,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 20:09:13,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:09:13" (1/1) ... [2019-11-06 20:09:13,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12696b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:13, skipping insertion in model container [2019-11-06 20:09:13,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:09:13" (1/1) ... [2019-11-06 20:09:13,501 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 20:09:13,620 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 20:09:14,233 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3835] [2019-11-06 20:09:14,233 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3836-3837] [2019-11-06 20:09:15,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 20:09:15,430 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 20:09:15,547 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3835] [2019-11-06 20:09:15,549 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3836-3837] [2019-11-06 20:09:15,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 20:09:16,005 INFO L192 MainTranslator]: Completed translation [2019-11-06 20:09:16,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16 WrapperNode [2019-11-06 20:09:16,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 20:09:16,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 20:09:16,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 20:09:16,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 20:09:16,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16" (1/1) ... [2019-11-06 20:09:16,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16" (1/1) ... [2019-11-06 20:09:16,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16" (1/1) ... [2019-11-06 20:09:16,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16" (1/1) ... [2019-11-06 20:09:16,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16" (1/1) ... [2019-11-06 20:09:16,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16" (1/1) ... [2019-11-06 20:09:16,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16" (1/1) ... [2019-11-06 20:09:16,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 20:09:16,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 20:09:16,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 20:09:16,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 20:09:16,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 20:09:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 20:09:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 20:09:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-11-06 20:09:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-06 20:09:16,513 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-06 20:09:16,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-11-06 20:09:16,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2019-11-06 20:09:16,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-11-06 20:09:16,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2019-11-06 20:09:16,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2019-11-06 20:09:16,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-06 20:09:16,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-11-06 20:09:16,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-06 20:09:16,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-06 20:09:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-06 20:09:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-06 20:09:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-06 20:09:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-06 20:09:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-06 20:09:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-06 20:09:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-06 20:09:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-11-06 20:09:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-11-06 20:09:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-11-06 20:09:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2019-11-06 20:09:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2019-11-06 20:09:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2019-11-06 20:09:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-11-06 20:09:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-11-06 20:09:16,518 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2019-11-06 20:09:16,518 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2019-11-06 20:09:16,518 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2019-11-06 20:09:16,518 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2019-11-06 20:09:16,518 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-11-06 20:09:16,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_set_power_state [2019-11-06 20:09:16,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_vsc_set_nmea [2019-11-06 20:09:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_calc_num_ports [2019-11-06 20:09:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure is_blacklisted [2019-11-06 20:09:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure is_himemory [2019-11-06 20:09:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_calc_interface [2019-11-06 20:09:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_probe [2019-11-06 20:09:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_send_setup [2019-11-06 20:09:16,519 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_tiocmget [2019-11-06 20:09:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_tiocmset [2019-11-06 20:09:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_release_urb [2019-11-06 20:09:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_outdat_callback [2019-11-06 20:09:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_write [2019-11-06 20:09:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_indat_callback [2019-11-06 20:09:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_instat_callback [2019-11-06 20:09:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_write_room [2019-11-06 20:09:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_chars_in_buffer [2019-11-06 20:09:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_stop_rx_urbs [2019-11-06 20:09:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_submit_rx_urbs [2019-11-06 20:09:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_setup_urb [2019-11-06 20:09:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_close [2019-11-06 20:09:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_open [2019-11-06 20:09:16,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_dtr_rts [2019-11-06 20:09:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_startup [2019-11-06 20:09:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_release [2019-11-06 20:09:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_port_probe [2019-11-06 20:09:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_port_remove [2019-11-06 20:09:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_read_write_urbs [2019-11-06 20:09:16,522 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_suspend [2019-11-06 20:09:16,523 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_submit_delayed_urbs [2019-11-06 20:09:16,523 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_resume [2019-11-06 20:09:16,523 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_module_init [2019-11-06 20:09:16,523 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_module_exit [2019-11-06 20:09:16,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2019-11-06 20:09:16,523 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 20:09:16,523 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-06 20:09:16,524 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-11-06 20:09:16,524 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-06 20:09:16,524 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-11-06 20:09:16,524 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-11-06 20:09:16,524 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-06 20:09:16,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-11-06 20:09:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-06 20:09:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_19 [2019-11-06 20:09:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_20 [2019-11-06 20:09:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_21 [2019-11-06 20:09:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2019-11-06 20:09:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_23 [2019-11-06 20:09:16,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_24 [2019-11-06 20:09:16,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_25 [2019-11-06 20:09:16,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_26 [2019-11-06 20:09:16,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-11-06 20:09:16,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-11-06 20:09:16,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-11-06 20:09:16,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-11-06 20:09:16,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-11-06 20:09:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-11-06 20:09:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-11-06 20:09:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-11-06 20:09:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-11-06 20:09:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-11-06 20:09:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-11-06 20:09:16,527 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-11-06 20:09:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-11-06 20:09:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-11-06 20:09:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-11-06 20:09:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-11-06 20:09:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-06 20:09:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2019-11-06 20:09:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-06 20:09:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-11-06 20:09:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-11-06 20:09:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-11-06 20:09:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2019-11-06 20:09:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-11-06 20:09:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2019-11-06 20:09:16,529 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2019-11-06 20:09:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_async [2019-11-06 20:09:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2019-11-06 20:09:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2019-11-06 20:09:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2019-11-06 20:09:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2019-11-06 20:09:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-11-06 20:09:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-11-06 20:09:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2019-11-06 20:09:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2019-11-06 20:09:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-11-06 20:09:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2019-11-06 20:09:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2019-11-06 20:09:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2019-11-06 20:09:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-11-06 20:09:16,532 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-11-06 20:09:16,532 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2019-11-06 20:09:16,532 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-06 20:09:16,532 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-06 20:09:16,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-06 20:09:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-06 20:09:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-06 20:09:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 20:09:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-06 20:09:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-11-06 20:09:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-11-06 20:09:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-11-06 20:09:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 20:09:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-11-06 20:09:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-06 20:09:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 20:09:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-06 20:09:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-11-06 20:09:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-11-06 20:09:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-11-06 20:09:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-11-06 20:09:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-11-06 20:09:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-11-06 20:09:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-06 20:09:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-11-06 20:09:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-06 20:09:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2019-11-06 20:09:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-11-06 20:09:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-11-06 20:09:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-06 20:09:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2019-11-06 20:09:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-11-06 20:09:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2019-11-06 20:09:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-11-06 20:09:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-11-06 20:09:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-06 20:09:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-06 20:09:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-06 20:09:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-11-06 20:09:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-11-06 20:09:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-11-06 20:09:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-06 20:09:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-06 20:09:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-11-06 20:09:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 20:09:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-06 20:09:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 20:09:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-06 20:09:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-06 20:09:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-06 20:09:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-06 20:09:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 20:09:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-06 20:09:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-06 20:09:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-06 20:09:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-06 20:09:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-06 20:09:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-06 20:09:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-06 20:09:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-06 20:09:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2019-11-06 20:09:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2019-11-06 20:09:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-11-06 20:09:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-11-06 20:09:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-11-06 20:09:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-11-06 20:09:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 20:09:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-11-06 20:09:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-11-06 20:09:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2019-11-06 20:09:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 20:09:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2019-11-06 20:09:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2019-11-06 20:09:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_async [2019-11-06 20:09:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2019-11-06 20:09:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2019-11-06 20:09:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2019-11-06 20:09:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2019-11-06 20:09:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 20:09:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-06 20:09:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 20:09:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-11-06 20:09:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-11-06 20:09:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_19 [2019-11-06 20:09:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_25 [2019-11-06 20:09:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-11-06 20:09:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-11-06 20:09:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_20 [2019-11-06 20:09:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_21 [2019-11-06 20:09:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2019-11-06 20:09:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_23 [2019-11-06 20:09:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_24 [2019-11-06 20:09:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_26 [2019-11-06 20:09:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-11-06 20:09:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2019-11-06 20:09:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2019-11-06 20:09:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2019-11-06 20:09:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2019-11-06 20:09:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-11-06 20:09:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2019-11-06 20:09:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-11-06 20:09:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-11-06 20:09:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2019-11-06 20:09:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2019-11-06 20:09:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2019-11-06 20:09:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2019-11-06 20:09:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2019-11-06 20:09:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2019-11-06 20:09:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2019-11-06 20:09:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-11-06 20:09:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_set_power_state [2019-11-06 20:09:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_vsc_set_nmea [2019-11-06 20:09:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_calc_num_ports [2019-11-06 20:09:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure is_blacklisted [2019-11-06 20:09:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure is_himemory [2019-11-06 20:09:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_calc_interface [2019-11-06 20:09:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_probe [2019-11-06 20:09:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_send_setup [2019-11-06 20:09:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_tiocmget [2019-11-06 20:09:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_tiocmset [2019-11-06 20:09:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_release_urb [2019-11-06 20:09:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_outdat_callback [2019-11-06 20:09:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-06 20:09:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_write [2019-11-06 20:09:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-06 20:09:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_indat_callback [2019-11-06 20:09:16,550 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_instat_callback [2019-11-06 20:09:16,550 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_write_room [2019-11-06 20:09:16,550 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_chars_in_buffer [2019-11-06 20:09:16,550 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_stop_rx_urbs [2019-11-06 20:09:16,550 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_submit_rx_urbs [2019-11-06 20:09:16,550 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_setup_urb [2019-11-06 20:09:16,551 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_close [2019-11-06 20:09:16,551 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_open [2019-11-06 20:09:16,551 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_dtr_rts [2019-11-06 20:09:16,551 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_startup [2019-11-06 20:09:16,551 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_release [2019-11-06 20:09:16,551 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_port_probe [2019-11-06 20:09:16,551 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_port_remove [2019-11-06 20:09:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure stop_read_write_urbs [2019-11-06 20:09:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_suspend [2019-11-06 20:09:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_submit_delayed_urbs [2019-11-06 20:09:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_resume [2019-11-06 20:09:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_module_init [2019-11-06 20:09:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_module_exit [2019-11-06 20:09:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2019-11-06 20:09:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-06 20:09:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-06 20:09:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 20:09:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-11-06 20:09:16,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-11-06 20:09:16,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-11-06 20:09:16,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-11-06 20:09:16,554 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-06 20:09:16,554 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 20:09:16,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 20:09:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 20:09:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-06 20:09:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 20:09:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-06 20:09:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-06 20:09:16,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-06 20:09:16,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-06 20:09:17,389 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-06 20:09:25,903 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 20:09:25,903 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-06 20:09:25,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 08:09:25 BoogieIcfgContainer [2019-11-06 20:09:25,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 20:09:25,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 20:09:25,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 20:09:25,911 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 20:09:25,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 08:09:13" (1/3) ... [2019-11-06 20:09:25,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4a1ff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 08:09:25, skipping insertion in model container [2019-11-06 20:09:25,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:09:16" (2/3) ... [2019-11-06 20:09:25,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4a1ff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 08:09:25, skipping insertion in model container [2019-11-06 20:09:25,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 08:09:25" (3/3) ... [2019-11-06 20:09:25,915 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i [2019-11-06 20:09:25,925 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 20:09:25,939 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 20:09:25,952 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 20:09:25,995 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 20:09:25,995 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 20:09:25,995 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 20:09:25,995 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 20:09:25,996 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 20:09:25,996 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 20:09:25,996 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 20:09:25,996 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 20:09:26,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states. [2019-11-06 20:09:26,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-06 20:09:26,061 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 20:09:26,063 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 20:09:26,066 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 20:09:26,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 20:09:26,072 INFO L82 PathProgramCache]: Analyzing trace with hash -530251379, now seen corresponding path program 1 times [2019-11-06 20:09:26,083 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 20:09:26,083 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296792087] [2019-11-06 20:09:26,083 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 20:09:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:09:31,939 WARN L191 SmtUtils]: Spent 4.88 s on a formula simplification that was a NOOP. DAG size: 976 [2019-11-06 20:09:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:09:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:09:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:09:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:09:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:09:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:09:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-06 20:09:32,204 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296792087] [2019-11-06 20:09:32,205 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 20:09:32,205 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-06 20:09:32,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654603623] [2019-11-06 20:09:32,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 20:09:32,211 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 20:09:32,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 20:09:32,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-06 20:09:32,228 INFO L87 Difference]: Start difference. First operand 1179 states. Second operand 6 states. [2019-11-06 20:09:36,923 WARN L191 SmtUtils]: Spent 4.64 s on a formula simplification that was a NOOP. DAG size: 985 [2019-11-06 20:09:45,349 WARN L191 SmtUtils]: Spent 4.64 s on a formula simplification that was a NOOP. DAG size: 987