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-f4eb214f-m [2019-10-13 18:34:24,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 18:34:24,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 18:34:24,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 18:34:24,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 18:34:24,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 18:34:24,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 18:34:24,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 18:34:24,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 18:34:24,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 18:34:24,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 18:34:24,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 18:34:24,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 18:34:24,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 18:34:24,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 18:34:24,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 18:34:24,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 18:34:24,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 18:34:24,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 18:34:24,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 18:34:24,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 18:34:24,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 18:34:24,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 18:34:24,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 18:34:24,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 18:34:24,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 18:34:24,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 18:34:24,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 18:34:24,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 18:34:24,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 18:34:24,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 18:34:24,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 18:34:24,967 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 18:34:24,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 18:34:24,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 18:34:24,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 18:34:24,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 18:34:24,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 18:34:24,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 18:34:24,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 18:34:24,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 18:34:24,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 18:34:24,986 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 18:34:24,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 18:34:24,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 18:34:24,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 18:34:24,988 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 18:34:24,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 18:34:24,988 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 18:34:24,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 18:34:24,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 18:34:24,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 18:34:24,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 18:34:24,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 18:34:24,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 18:34:24,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 18:34:24,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 18:34:24,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 18:34:24,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 18:34:24,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 18:34:24,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 18:34:24,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 18:34:24,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 18:34:24,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:34:24,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 18:34:24,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 18:34:24,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 18:34:24,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 18:34:24,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 18:34:24,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 18:34:24,992 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 18:34:25,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 18:34:25,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 18:34:25,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 18:34:25,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 18:34:25,285 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 18:34:25,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i [2019-10-13 18:34:25,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3da33258/ee67d8511d2f43a39c8eff22b11d9d4a/FLAG8e26e48c0 [2019-10-13 18:34:26,143 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 18:34:26,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i [2019-10-13 18:34:26,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3da33258/ee67d8511d2f43a39c8eff22b11d9d4a/FLAG8e26e48c0 [2019-10-13 18:34:26,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3da33258/ee67d8511d2f43a39c8eff22b11d9d4a [2019-10-13 18:34:26,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 18:34:26,682 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 18:34:26,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 18:34:26,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 18:34:26,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 18:34:26,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:34:26" (1/1) ... [2019-10-13 18:34:26,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7292f891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:26, skipping insertion in model container [2019-10-13 18:34:26,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:34:26" (1/1) ... [2019-10-13 18:34:26,698 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 18:34:26,853 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 18:34:27,455 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3835] [2019-10-13 18:34:27,456 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] [2019-10-13 18:34:28,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:34:28,776 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 18:34:28,867 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3835] [2019-10-13 18:34:28,868 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] [2019-10-13 18:34:29,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:34:29,252 INFO L192 MainTranslator]: Completed translation [2019-10-13 18:34:29,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29 WrapperNode [2019-10-13 18:34:29,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 18:34:29,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 18:34:29,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 18:34:29,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 18:34:29,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... [2019-10-13 18:34:29,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 18:34:29,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 18:34:29,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 18:34:29,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 18:34:29,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:34:29,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 18:34:29,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 18:34:29,663 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 18:34:29,663 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 18:34:29,663 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 18:34:29,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-10-13 18:34:29,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2019-10-13 18:34:29,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-10-13 18:34:29,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2019-10-13 18:34:29,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2019-10-13 18:34:29,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 18:34:29,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-10-13 18:34:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 18:34:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 18:34:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 18:34:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 18:34:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 18:34:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 18:34:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 18:34:29,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 18:34:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 18:34:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-10-13 18:34:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 18:34:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 18:34:29,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2019-10-13 18:34:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2019-10-13 18:34:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2019-10-13 18:34:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-13 18:34:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-13 18:34:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2019-10-13 18:34:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2019-10-13 18:34:29,675 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2019-10-13 18:34:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2019-10-13 18:34:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-10-13 18:34:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_set_power_state [2019-10-13 18:34:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_vsc_set_nmea [2019-10-13 18:34:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_calc_num_ports [2019-10-13 18:34:29,676 INFO L138 BoogieDeclarations]: Found implementation of procedure is_blacklisted [2019-10-13 18:34:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure is_himemory [2019-10-13 18:34:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_calc_interface [2019-10-13 18:34:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_probe [2019-10-13 18:34:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_send_setup [2019-10-13 18:34:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_tiocmget [2019-10-13 18:34:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_tiocmset [2019-10-13 18:34:29,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_release_urb [2019-10-13 18:34:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_outdat_callback [2019-10-13 18:34:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_write [2019-10-13 18:34:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_indat_callback [2019-10-13 18:34:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_instat_callback [2019-10-13 18:34:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_write_room [2019-10-13 18:34:29,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_chars_in_buffer [2019-10-13 18:34:29,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_stop_rx_urbs [2019-10-13 18:34:29,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_submit_rx_urbs [2019-10-13 18:34:29,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_setup_urb [2019-10-13 18:34:29,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_close [2019-10-13 18:34:29,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_open [2019-10-13 18:34:29,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_dtr_rts [2019-10-13 18:34:29,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_startup [2019-10-13 18:34:29,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_release [2019-10-13 18:34:29,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_port_probe [2019-10-13 18:34:29,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_port_remove [2019-10-13 18:34:29,680 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_read_write_urbs [2019-10-13 18:34:29,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_suspend [2019-10-13 18:34:29,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_submit_delayed_urbs [2019-10-13 18:34:29,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_resume [2019-10-13 18:34:29,681 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_module_init [2019-10-13 18:34:29,681 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_module_exit [2019-10-13 18:34:29,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2019-10-13 18:34:29,682 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 18:34:29,682 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 18:34:29,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 18:34:29,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 18:34:29,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 18:34:29,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 18:34:29,683 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 18:34:29,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-13 18:34:29,684 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 18:34:29,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_19 [2019-10-13 18:34:29,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_20 [2019-10-13 18:34:29,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_21 [2019-10-13 18:34:29,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_22 [2019-10-13 18:34:29,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_23 [2019-10-13 18:34:29,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_24 [2019-10-13 18:34:29,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_25 [2019-10-13 18:34:29,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_26 [2019-10-13 18:34:29,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 18:34:29,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 18:34:29,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 18:34:29,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 18:34:29,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 18:34:29,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 18:34:29,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 18:34:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 18:34:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 18:34:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 18:34:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 18:34:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 18:34:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 18:34:29,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 18:34:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 18:34:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-13 18:34:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 18:34:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2019-10-13 18:34:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 18:34:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 18:34:29,689 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-10-13 18:34:29,690 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-10-13 18:34:29,690 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2019-10-13 18:34:29,690 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-13 18:34:29,690 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2019-10-13 18:34:29,690 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2019-10-13 18:34:29,691 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_async [2019-10-13 18:34:29,691 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2019-10-13 18:34:29,691 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2019-10-13 18:34:29,691 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2019-10-13 18:34:29,691 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2019-10-13 18:34:29,692 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-13 18:34:29,692 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-13 18:34:29,692 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2019-10-13 18:34:29,693 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2019-10-13 18:34:29,694 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-13 18:34:29,694 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2019-10-13 18:34:29,694 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2019-10-13 18:34:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2019-10-13 18:34:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-10-13 18:34:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-13 18:34:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2019-10-13 18:34:29,695 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 18:34:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 18:34:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 18:34:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 18:34:29,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 18:34:29,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 18:34:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 18:34:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 18:34:29,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 18:34:29,700 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 18:34:29,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 18:34:29,701 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 18:34:29,702 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 18:34:29,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 18:34:29,708 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 18:34:29,708 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 18:34:29,708 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 18:34:29,708 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 18:34:29,709 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 18:34:29,709 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 18:34:29,709 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 18:34:29,709 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 18:34:29,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-10-13 18:34:29,710 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 18:34:29,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2019-10-13 18:34:29,711 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 18:34:29,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-10-13 18:34:29,711 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 18:34:29,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2019-10-13 18:34:29,711 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 18:34:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2019-10-13 18:34:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 18:34:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 18:34:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 18:34:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 18:34:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 18:34:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-13 18:34:29,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-13 18:34:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-10-13 18:34:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 18:34:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 18:34:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 18:34:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 18:34:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 18:34:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 18:34:29,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 18:34:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 18:34:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 18:34:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 18:34:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 18:34:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 18:34:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 18:34:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 18:34:29,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 18:34:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 18:34:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 18:34:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 18:34:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 18:34:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2019-10-13 18:34:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2019-10-13 18:34:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-10-13 18:34:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-10-13 18:34:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-10-13 18:34:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 18:34:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 18:34:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 18:34:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 18:34:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2019-10-13 18:34:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 18:34:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2019-10-13 18:34:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2019-10-13 18:34:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_async [2019-10-13 18:34:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2019-10-13 18:34:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2019-10-13 18:34:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2019-10-13 18:34:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2019-10-13 18:34:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 18:34:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 18:34:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 18:34:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-13 18:34:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-13 18:34:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_19 [2019-10-13 18:34:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_25 [2019-10-13 18:34:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-13 18:34:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-13 18:34:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_20 [2019-10-13 18:34:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_21 [2019-10-13 18:34:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_22 [2019-10-13 18:34:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_23 [2019-10-13 18:34:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_24 [2019-10-13 18:34:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_26 [2019-10-13 18:34:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-13 18:34:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2019-10-13 18:34:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2019-10-13 18:34:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2019-10-13 18:34:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2019-10-13 18:34:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-13 18:34:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2019-10-13 18:34:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-10-13 18:34:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-13 18:34:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2019-10-13 18:34:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2019-10-13 18:34:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2019-10-13 18:34:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2019-10-13 18:34:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2019-10-13 18:34:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2019-10-13 18:34:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2019-10-13 18:34:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-10-13 18:34:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_set_power_state [2019-10-13 18:34:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_vsc_set_nmea [2019-10-13 18:34:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_calc_num_ports [2019-10-13 18:34:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure is_blacklisted [2019-10-13 18:34:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure is_himemory [2019-10-13 18:34:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_calc_interface [2019-10-13 18:34:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_probe [2019-10-13 18:34:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_send_setup [2019-10-13 18:34:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_tiocmget [2019-10-13 18:34:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_tiocmset [2019-10-13 18:34:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_release_urb [2019-10-13 18:34:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_outdat_callback [2019-10-13 18:34:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 18:34:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_write [2019-10-13 18:34:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 18:34:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_indat_callback [2019-10-13 18:34:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_instat_callback [2019-10-13 18:34:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_write_room [2019-10-13 18:34:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_chars_in_buffer [2019-10-13 18:34:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_stop_rx_urbs [2019-10-13 18:34:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_submit_rx_urbs [2019-10-13 18:34:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_setup_urb [2019-10-13 18:34:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_close [2019-10-13 18:34:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_open [2019-10-13 18:34:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_dtr_rts [2019-10-13 18:34:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_startup [2019-10-13 18:34:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_release [2019-10-13 18:34:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_port_probe [2019-10-13 18:34:29,729 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_port_remove [2019-10-13 18:34:29,729 INFO L130 BoogieDeclarations]: Found specification of procedure stop_read_write_urbs [2019-10-13 18:34:29,730 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_suspend [2019-10-13 18:34:29,730 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_submit_delayed_urbs [2019-10-13 18:34:29,730 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_resume [2019-10-13 18:34:29,732 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_module_init [2019-10-13 18:34:29,732 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_module_exit [2019-10-13 18:34:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2019-10-13 18:34:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 18:34:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 18:34:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 18:34:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 18:34:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 18:34:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 18:34:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 18:34:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 18:34:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 18:34:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 18:34:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 18:34:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 18:34:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 18:34:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 18:34:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 18:34:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 18:34:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 18:34:31,048 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 18:34:39,529 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 18:34:39,529 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 18:34:39,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:34:39 BoogieIcfgContainer [2019-10-13 18:34:39,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 18:34:39,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 18:34:39,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 18:34:39,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 18:34:39,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:34:26" (1/3) ... [2019-10-13 18:34:39,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a5df1f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:34:39, skipping insertion in model container [2019-10-13 18:34:39,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:34:29" (2/3) ... [2019-10-13 18:34:39,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a5df1f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:34:39, skipping insertion in model container [2019-10-13 18:34:39,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:34:39" (3/3) ... [2019-10-13 18:34:39,542 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 [2019-10-13 18:34:39,554 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 18:34:39,570 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 18:34:39,583 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 18:34:39,629 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 18:34:39,629 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 18:34:39,630 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 18:34:39,630 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 18:34:39,630 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 18:34:39,630 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 18:34:39,630 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 18:34:39,630 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 18:34:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states. [2019-10-13 18:34:39,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-13 18:34:39,704 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:34:39,705 INFO L380 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] [2019-10-13 18:34:39,708 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:34:39,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:34:39,714 INFO L82 PathProgramCache]: Analyzing trace with hash -530251379, now seen corresponding path program 1 times [2019-10-13 18:34:39,721 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:34:39,721 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063052020] [2019-10-13 18:34:39,722 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:34:39,722 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:34:39,722 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:34:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,588 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 976 [2019-10-13 18:34:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:34:46,861 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-13 18:34:46,861 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063052020] [2019-10-13 18:34:46,862 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 18:34:46,863 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 18:34:46,863 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532611787] [2019-10-13 18:34:46,867 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 18:34:46,868 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:34:46,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 18:34:46,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 18:34:46,885 INFO L87 Difference]: Start difference. First operand 1179 states. Second operand 6 states. [2019-10-13 18:34:52,700 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 985 [2019-10-13 18:35:02,308 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 987