/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 05:04:36,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 05:04:36,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 05:04:37,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 05:04:37,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 05:04:37,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 05:04:37,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 05:04:37,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 05:04:37,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 05:04:37,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 05:04:37,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 05:04:37,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 05:04:37,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 05:04:37,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 05:04:37,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 05:04:37,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 05:04:37,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 05:04:37,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 05:04:37,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 05:04:37,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 05:04:37,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 05:04:37,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 05:04:37,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 05:04:37,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 05:04:37,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 05:04:37,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 05:04:37,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 05:04:37,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 05:04:37,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 05:04:37,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 05:04:37,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 05:04:37,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 05:04:37,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 05:04:37,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 05:04:37,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 05:04:37,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 05:04:37,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 05:04:37,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 05:04:37,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 05:04:37,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 05:04:37,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 05:04:37,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 05:04:37,091 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 05:04:37,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 05:04:37,092 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 05:04:37,092 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 05:04:37,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 05:04:37,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 05:04:37,093 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 05:04:37,093 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 05:04:37,093 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 05:04:37,093 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 05:04:37,094 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 05:04:37,094 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 05:04:37,094 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 05:04:37,094 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 05:04:37,094 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 05:04:37,095 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 05:04:37,095 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 05:04:37,095 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 05:04:37,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 05:04:37,095 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 05:04:37,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 05:04:37,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 05:04:37,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 05:04:37,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 05:04:37,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 05:04:37,097 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 05:04:37,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 05:04:37,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 05:04:37,098 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 05:04:37,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 05:04:37,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 05:04:37,098 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 05:04:37,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 05:04:37,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 05:04:37,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 05:04:37,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 05:04:37,342 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 05:04:37,343 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 05:04:37,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i [2023-04-03 05:04:38,521 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 05:04:38,878 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 05:04:38,878 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i [2023-04-03 05:04:38,912 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cab617600/094d061d9d424a50b64a67bc8cc95d78/FLAG7afdcb0f9 [2023-04-03 05:04:38,927 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cab617600/094d061d9d424a50b64a67bc8cc95d78 [2023-04-03 05:04:38,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 05:04:38,931 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 05:04:38,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 05:04:38,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 05:04:38,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 05:04:38,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 05:04:38" (1/1) ... [2023-04-03 05:04:38,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55489888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:38, skipping insertion in model container [2023-04-03 05:04:38,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 05:04:38" (1/1) ... [2023-04-03 05:04:38,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 05:04:39,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 05:04:39,437 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3507] [2023-04-03 05:04:39,439 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3509-3510] [2023-04-03 05:04:39,439 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3511-3513] [2023-04-03 05:04:39,439 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3514-3515] [2023-04-03 05:04:39,439 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3516] [2023-04-03 05:04:39,442 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3522-3523] [2023-04-03 05:04:39,442 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3524] [2023-04-03 05:04:39,443 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3527] [2023-04-03 05:04:39,460 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3940] [2023-04-03 05:04:39,460 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3941] [2023-04-03 05:04:39,461 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3942] [2023-04-03 05:04:39,461 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3943] [2023-04-03 05:04:39,462 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3944] [2023-04-03 05:04:39,462 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3945] [2023-04-03 05:04:39,709 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i[130795,130808] [2023-04-03 05:04:40,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 05:04:40,052 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 05:04:40,128 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3507] [2023-04-03 05:04:40,128 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3509-3510] [2023-04-03 05:04:40,129 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3511-3513] [2023-04-03 05:04:40,129 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3514-3515] [2023-04-03 05:04:40,130 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3516] [2023-04-03 05:04:40,130 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3522-3523] [2023-04-03 05:04:40,132 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3524] [2023-04-03 05:04:40,133 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3527] [2023-04-03 05:04:40,139 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3940] [2023-04-03 05:04:40,140 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3941] [2023-04-03 05:04:40,140 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3942] [2023-04-03 05:04:40,140 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3943] [2023-04-03 05:04:40,141 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3944] [2023-04-03 05:04:40,141 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3945] [2023-04-03 05:04:40,157 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i[130795,130808] [2023-04-03 05:04:40,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 05:04:40,333 WARN L667 CHandler]: The function kmem_cache_alloc_notrace is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 05:04:40,339 INFO L208 MainTranslator]: Completed translation [2023-04-03 05:04:40,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40 WrapperNode [2023-04-03 05:04:40,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 05:04:40,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 05:04:40,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 05:04:40,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 05:04:40,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (1/1) ... [2023-04-03 05:04:40,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (1/1) ... [2023-04-03 05:04:40,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (1/1) ... [2023-04-03 05:04:40,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (1/1) ... [2023-04-03 05:04:40,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (1/1) ... [2023-04-03 05:04:40,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (1/1) ... [2023-04-03 05:04:40,505 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (1/1) ... [2023-04-03 05:04:40,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (1/1) ... [2023-04-03 05:04:40,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 05:04:40,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 05:04:40,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 05:04:40,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 05:04:40,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (1/1) ... [2023-04-03 05:04:40,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 05:04:40,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:04:40,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-03 05:04:40,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-03 05:04:40,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 05:04:40,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 05:04:40,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2023-04-03 05:04:40,604 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 05:04:40,604 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2023-04-03 05:04:40,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2023-04-03 05:04:40,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2023-04-03 05:04:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_insert_flip_string_3 [2023-04-03 05:04:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2023-04-03 05:04:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2023-04-03 05:04:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_index [2023-04-03 05:04:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2023-04-03 05:04:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-03 05:04:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_large [2023-04-03 05:04:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-03 05:04:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-03 05:04:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-03 05:04:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-03 05:04:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-03 05:04:40,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-03 05:04:40,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-03 05:04:40,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-03 05:04:40,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-03 05:04:40,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-03 05:04:40,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-03 05:04:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-04-03 05:04:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2023-04-03 05:04:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2023-04-03 05:04:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2023-04-03 05:04:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_out [2023-04-03 05:04:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2023-04-03 05:04:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2023-04-03 05:04:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_startup [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_release [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_init_termios [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_open [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_close [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_read_int_callback [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_write_callback [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_write [2023-04-03 05:04:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_write_room [2023-04-03 05:04:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmget [2023-04-03 05:04:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmset [2023-04-03 05:04:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_set_termios [2023-04-03 05:04:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_ioctl [2023-04-03 05:04:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_init [2023-04-03 05:04:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_exit [2023-04-03 05:04:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2023-04-03 05:04:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2023-04-03 05:04:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 05:04:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2023-04-03 05:04:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_insert_flip_string_fixed_flag_4 [2023-04-03 05:04:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_5 [2023-04-03 05:04:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_tty_get_6 [2023-04-03 05:04:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_flip_buffer_push_7 [2023-04-03 05:04:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_get_baud_rate_8 [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_encode_baud_rate_9 [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_10 [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_got_tty [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_tty [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2023-04-03 05:04:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-03 05:04:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-03 05:04:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2023-04-03 05:04:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2023-04-03 05:04:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2023-04-03 05:04:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-03 05:04:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-03 05:04:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2023-04-03 05:04:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2023-04-03 05:04:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2023-04-03 05:04:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2023-04-03 05:04:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-04-03 05:04:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-04-03 05:04:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-04-03 05:04:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-04-03 05:04:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-04-03 05:04:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-04-03 05:04:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-04-03 05:04:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2023-04-03 05:04:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-04-03 05:04:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2023-04-03 05:04:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2023-04-03 05:04:40,620 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2023-04-03 05:04:40,620 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2023-04-03 05:04:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-04-03 05:04:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-03 05:04:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-03 05:04:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2023-04-03 05:04:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_flip_buffer_push_7 [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_get_baud_rate_8 [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_encode_baud_rate_9 [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_tty_get_6 [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_insert_flip_string_fixed_flag_4 [2023-04-03 05:04:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_insert_flip_string_3 [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_got_tty [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_tty [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_index [2023-04-03 05:04:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_large [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 05:04:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2023-04-03 05:04:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_out [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_5 [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_10 [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 05:04:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2023-04-03 05:04:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_startup [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_release [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_open [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_close [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_write [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_write_room [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_ioctl [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmget [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmset [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_read_int_callback [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_write_callback [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_set_termios [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_init_termios [2023-04-03 05:04:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_init [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_exit [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 05:04:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 05:04:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-03 05:04:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 05:04:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-03 05:04:40,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-03 05:04:40,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-03 05:04:40,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-03 05:04:41,189 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 05:04:41,192 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 05:04:41,467 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-03 05:04:41,850 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2023-04-03 05:04:45,091 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 05:04:45,843 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 05:04:45,843 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-03 05:04:45,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 05:04:45 BoogieIcfgContainer [2023-04-03 05:04:45,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 05:04:45,851 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 05:04:45,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 05:04:45,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 05:04:45,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 05:04:38" (1/3) ... [2023-04-03 05:04:45,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c88b290 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 05:04:45, skipping insertion in model container [2023-04-03 05:04:45,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:04:40" (2/3) ... [2023-04-03 05:04:45,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c88b290 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 05:04:45, skipping insertion in model container [2023-04-03 05:04:45,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 05:04:45" (3/3) ... [2023-04-03 05:04:45,855 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i [2023-04-03 05:04:45,871 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 05:04:45,871 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 05:04:45,938 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 05:04:45,944 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@626ca58b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 05:04:45,944 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 05:04:45,951 INFO L276 IsEmpty]: Start isEmpty. Operand has 792 states, 487 states have (on average 1.3182751540041069) internal successors, (642), 501 states have internal predecessors, (642), 211 states have call successors, (211), 92 states have call predecessors, (211), 90 states have return successors, (205), 205 states have call predecessors, (205), 205 states have call successors, (205) [2023-04-03 05:04:45,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-04-03 05:04:45,967 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:04:45,968 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:04:45,969 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:04:45,972 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:04:45,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1779760300, now seen corresponding path program 1 times [2023-04-03 05:04:45,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:04:45,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013538138] [2023-04-03 05:04:45,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:04:45,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:04:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:04:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-04-03 05:04:46,473 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:04:46,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013538138] [2023-04-03 05:04:46,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013538138] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:04:46,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:04:46,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:04:46,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617109420] [2023-04-03 05:04:46,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:04:46,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:04:46,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:04:46,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:04:46,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:04:46,520 INFO L87 Difference]: Start difference. First operand has 792 states, 487 states have (on average 1.3182751540041069) internal successors, (642), 501 states have internal predecessors, (642), 211 states have call successors, (211), 92 states have call predecessors, (211), 90 states have return successors, (205), 205 states have call predecessors, (205), 205 states have call successors, (205) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-03 05:04:47,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:04:47,263 INFO L93 Difference]: Finished difference Result 1589 states and 2167 transitions. [2023-04-03 05:04:47,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:04:47,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 76 [2023-04-03 05:04:47,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:04:47,288 INFO L225 Difference]: With dead ends: 1589 [2023-04-03 05:04:47,288 INFO L226 Difference]: Without dead ends: 777 [2023-04-03 05:04:47,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:04:47,306 INFO L413 NwaCegarLoop]: 880 mSDtfsCounter, 153 mSDsluCounter, 755 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 1635 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-03 05:04:47,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 1635 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-03 05:04:47,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 777 states. [2023-04-03 05:04:47,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 777 to 777. [2023-04-03 05:04:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 777 states, 492 states have (on average 1.3109756097560976) internal successors, (645), 497 states have internal predecessors, (645), 199 states have call successors, (199), 87 states have call predecessors, (199), 85 states have return successors, (197), 197 states have call predecessors, (197), 197 states have call successors, (197) [2023-04-03 05:04:47,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 777 states and 1041 transitions. [2023-04-03 05:04:47,420 INFO L78 Accepts]: Start accepts. Automaton has 777 states and 1041 transitions. Word has length 76 [2023-04-03 05:04:47,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:04:47,420 INFO L495 AbstractCegarLoop]: Abstraction has 777 states and 1041 transitions. [2023-04-03 05:04:47,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-03 05:04:47,421 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1041 transitions. [2023-04-03 05:04:47,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-04-03 05:04:47,428 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:04:47,428 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:04:47,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 05:04:47,429 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:04:47,429 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:04:47,429 INFO L85 PathProgramCache]: Analyzing trace with hash -2030005845, now seen corresponding path program 1 times [2023-04-03 05:04:47,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:04:47,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803395296] [2023-04-03 05:04:47,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:04:47,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:04:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:04:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-04-03 05:04:48,217 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:04:48,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803395296] [2023-04-03 05:04:48,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803395296] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 05:04:48,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724752016] [2023-04-03 05:04:48,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:04:48,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:04:48,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:04:48,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 05:04:48,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-03 05:04:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:04:48,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 1906 conjuncts, 13 conjunts are in the unsatisfiable core [2023-04-03 05:04:48,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 05:04:48,871 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-04-03 05:04:48,871 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-03 05:04:48,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724752016] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:04:48,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-03 05:04:48,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2023-04-03 05:04:48,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156625691] [2023-04-03 05:04:48,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:04:48,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 05:04:48,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:04:48,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 05:04:48,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-04-03 05:04:48,874 INFO L87 Difference]: Start difference. First operand 777 states and 1041 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-03 05:04:51,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:04:51,219 INFO L93 Difference]: Finished difference Result 2278 states and 3052 transitions. [2023-04-03 05:04:51,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-03 05:04:51,219 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 124 [2023-04-03 05:04:51,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:04:51,227 INFO L225 Difference]: With dead ends: 2278 [2023-04-03 05:04:51,227 INFO L226 Difference]: Without dead ends: 1497 [2023-04-03 05:04:51,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-04-03 05:04:51,231 INFO L413 NwaCegarLoop]: 1656 mSDtfsCounter, 896 mSDsluCounter, 5795 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 898 SdHoareTripleChecker+Valid, 7451 SdHoareTripleChecker+Invalid, 812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-04-03 05:04:51,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [898 Valid, 7451 Invalid, 812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-04-03 05:04:51,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1497 states. [2023-04-03 05:04:51,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1497 to 1492. [2023-04-03 05:04:51,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1492 states, 950 states have (on average 1.3105263157894738) internal successors, (1245), 957 states have internal predecessors, (1245), 379 states have call successors, (379), 164 states have call predecessors, (379), 162 states have return successors, (377), 375 states have call predecessors, (377), 377 states have call successors, (377) [2023-04-03 05:04:51,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1492 states and 2001 transitions. [2023-04-03 05:04:51,302 INFO L78 Accepts]: Start accepts. Automaton has 1492 states and 2001 transitions. Word has length 124 [2023-04-03 05:04:51,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:04:51,303 INFO L495 AbstractCegarLoop]: Abstraction has 1492 states and 2001 transitions. [2023-04-03 05:04:51,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-03 05:04:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2001 transitions. [2023-04-03 05:04:51,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-04-03 05:04:51,308 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:04:51,309 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:04:51,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-03 05:04:51,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:04:51,520 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:04:51,520 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:04:51,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1682017361, now seen corresponding path program 1 times [2023-04-03 05:04:51,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:04:51,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479949781] [2023-04-03 05:04:51,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:04:51,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:04:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:04:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-04-03 05:04:51,841 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:04:51,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479949781] [2023-04-03 05:04:51,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479949781] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:04:51,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:04:51,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:04:51,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519017796] [2023-04-03 05:04:51,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:04:51,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:04:51,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:04:51,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:04:51,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:04:51,845 INFO L87 Difference]: Start difference. First operand 1492 states and 2001 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-04-03 05:04:52,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:04:52,629 INFO L93 Difference]: Finished difference Result 3502 states and 4714 transitions. [2023-04-03 05:04:52,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:04:52,629 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 149 [2023-04-03 05:04:52,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:04:52,642 INFO L225 Difference]: With dead ends: 3502 [2023-04-03 05:04:52,642 INFO L226 Difference]: Without dead ends: 2036 [2023-04-03 05:04:52,649 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:04:52,652 INFO L413 NwaCegarLoop]: 912 mSDtfsCounter, 358 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 1629 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-03 05:04:52,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 1629 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 303 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-03 05:04:52,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2036 states. [2023-04-03 05:04:52,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2036 to 2033. [2023-04-03 05:04:52,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2033 states, 1325 states have (on average 1.2943396226415094) internal successors, (1715), 1333 states have internal predecessors, (1715), 481 states have call successors, (481), 228 states have call predecessors, (481), 226 states have return successors, (479), 476 states have call predecessors, (479), 479 states have call successors, (479) [2023-04-03 05:04:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 2033 states and 2675 transitions. [2023-04-03 05:04:52,744 INFO L78 Accepts]: Start accepts. Automaton has 2033 states and 2675 transitions. Word has length 149 [2023-04-03 05:04:52,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:04:52,747 INFO L495 AbstractCegarLoop]: Abstraction has 2033 states and 2675 transitions. [2023-04-03 05:04:52,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-04-03 05:04:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2675 transitions. [2023-04-03 05:04:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-04-03 05:04:52,751 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:04:52,752 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:04:52,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 05:04:52,752 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:04:52,753 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:04:52,754 INFO L85 PathProgramCache]: Analyzing trace with hash -563543234, now seen corresponding path program 1 times [2023-04-03 05:04:52,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:04:52,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536245960] [2023-04-03 05:04:52,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:04:52,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:04:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:04:53,344 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-04-03 05:04:53,344 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:04:53,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536245960] [2023-04-03 05:04:53,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536245960] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 05:04:53,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444010287] [2023-04-03 05:04:53,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:04:53,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:04:53,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:04:53,349 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 05:04:53,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-03 05:04:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:04:53,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 2104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-03 05:04:53,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 05:04:54,105 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-04-03 05:04:54,105 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-03 05:04:54,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444010287] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:04:54,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-03 05:04:54,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-03 05:04:54,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303034575] [2023-04-03 05:04:54,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:04:54,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:04:54,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:04:54,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:04:54,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 05:04:54,108 INFO L87 Difference]: Start difference. First operand 2033 states and 2675 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-03 05:04:54,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:04:54,950 INFO L93 Difference]: Finished difference Result 3960 states and 5230 transitions. [2023-04-03 05:04:54,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:04:54,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2023-04-03 05:04:54,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:04:54,971 INFO L225 Difference]: With dead ends: 3960 [2023-04-03 05:04:54,972 INFO L226 Difference]: Without dead ends: 3957 [2023-04-03 05:04:54,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 05:04:54,975 INFO L413 NwaCegarLoop]: 862 mSDtfsCounter, 762 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 762 SdHoareTripleChecker+Valid, 1701 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-03 05:04:54,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [762 Valid, 1701 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-03 05:04:54,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3957 states. [2023-04-03 05:04:55,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3957 to 3878. [2023-04-03 05:04:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3878 states, 2544 states have (on average 1.2979559748427674) internal successors, (3302), 2559 states have internal predecessors, (3302), 914 states have call successors, (914), 423 states have call predecessors, (914), 419 states have return successors, (914), 903 states have call predecessors, (914), 912 states have call successors, (914) [2023-04-03 05:04:55,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3878 states and 5130 transitions. [2023-04-03 05:04:55,297 INFO L78 Accepts]: Start accepts. Automaton has 3878 states and 5130 transitions. Word has length 150 [2023-04-03 05:04:55,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:04:55,297 INFO L495 AbstractCegarLoop]: Abstraction has 3878 states and 5130 transitions. [2023-04-03 05:04:55,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-03 05:04:55,298 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 5130 transitions. [2023-04-03 05:04:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-04-03 05:04:55,301 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:04:55,302 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:04:55,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-04-03 05:04:55,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-04-03 05:04:55,512 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:04:55,513 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:04:55,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1180964661, now seen corresponding path program 1 times [2023-04-03 05:04:55,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:04:55,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955208734] [2023-04-03 05:04:55,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:04:55,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:04:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:04:55,704 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-04-03 05:04:55,704 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:04:55,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955208734] [2023-04-03 05:04:55,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955208734] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:04:55,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:04:55,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:04:55,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595882169] [2023-04-03 05:04:55,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:04:55,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:04:55,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:04:55,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:04:55,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:04:55,706 INFO L87 Difference]: Start difference. First operand 3878 states and 5130 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-03 05:04:56,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:04:56,754 INFO L93 Difference]: Finished difference Result 8815 states and 11712 transitions. [2023-04-03 05:04:56,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:04:56,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 172 [2023-04-03 05:04:56,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:04:56,787 INFO L225 Difference]: With dead ends: 8815 [2023-04-03 05:04:56,787 INFO L226 Difference]: Without dead ends: 4963 [2023-04-03 05:04:56,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:04:56,802 INFO L413 NwaCegarLoop]: 1089 mSDtfsCounter, 451 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 1729 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-04-03 05:04:56,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [451 Valid, 1729 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-04-03 05:04:56,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4963 states. [2023-04-03 05:04:57,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4963 to 4960. [2023-04-03 05:04:57,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4960 states, 3294 states have (on average 1.2871888281724346) internal successors, (4240), 3311 states have internal predecessors, (4240), 1118 states have call successors, (1118), 551 states have call predecessors, (1118), 547 states have return successors, (1118), 1105 states have call predecessors, (1118), 1116 states have call successors, (1118) [2023-04-03 05:04:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4960 states to 4960 states and 6476 transitions. [2023-04-03 05:04:57,118 INFO L78 Accepts]: Start accepts. Automaton has 4960 states and 6476 transitions. Word has length 172 [2023-04-03 05:04:57,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:04:57,120 INFO L495 AbstractCegarLoop]: Abstraction has 4960 states and 6476 transitions. [2023-04-03 05:04:57,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-03 05:04:57,120 INFO L276 IsEmpty]: Start isEmpty. Operand 4960 states and 6476 transitions. [2023-04-03 05:04:57,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-04-03 05:04:57,127 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:04:57,127 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:04:57,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 05:04:57,127 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:04:57,127 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:04:57,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1434633160, now seen corresponding path program 1 times [2023-04-03 05:04:57,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:04:57,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127028320] [2023-04-03 05:04:57,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:04:57,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:04:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:04:57,856 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-04-03 05:04:57,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:04:57,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127028320] [2023-04-03 05:04:57,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127028320] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 05:04:57,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1813071821] [2023-04-03 05:04:57,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:04:57,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:04:57,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:04:57,859 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 05:04:57,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-03 05:04:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:04:58,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 2307 conjuncts, 5 conjunts are in the unsatisfiable core [2023-04-03 05:04:58,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 05:04:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 27 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-04-03 05:04:58,523 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 05:04:58,719 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2023-04-03 05:04:58,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1813071821] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-03 05:04:58,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-03 05:04:58,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 8 [2023-04-03 05:04:58,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427076954] [2023-04-03 05:04:58,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:04:58,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:04:58,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:04:58,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:04:58,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-03 05:04:58,722 INFO L87 Difference]: Start difference. First operand 4960 states and 6476 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-04-03 05:04:59,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:04:59,740 INFO L93 Difference]: Finished difference Result 10999 states and 14408 transitions. [2023-04-03 05:04:59,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:04:59,741 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 200 [2023-04-03 05:04:59,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:04:59,780 INFO L225 Difference]: With dead ends: 10999 [2023-04-03 05:04:59,780 INFO L226 Difference]: Without dead ends: 6065 [2023-04-03 05:04:59,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 399 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-03 05:04:59,801 INFO L413 NwaCegarLoop]: 791 mSDtfsCounter, 667 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 667 SdHoareTripleChecker+Valid, 1248 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-04-03 05:04:59,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [667 Valid, 1248 Invalid, 318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-04-03 05:04:59,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6065 states. [2023-04-03 05:05:00,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6065 to 6062. [2023-04-03 05:05:00,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6062 states, 4052 states have (on average 1.3025666337611057) internal successors, (5278), 4071 states have internal predecessors, (5278), 1322 states have call successors, (1322), 691 states have call predecessors, (1322), 687 states have return successors, (1322), 1307 states have call predecessors, (1322), 1320 states have call successors, (1322) [2023-04-03 05:05:00,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6062 states to 6062 states and 7922 transitions. [2023-04-03 05:05:00,163 INFO L78 Accepts]: Start accepts. Automaton has 6062 states and 7922 transitions. Word has length 200 [2023-04-03 05:05:00,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:05:00,163 INFO L495 AbstractCegarLoop]: Abstraction has 6062 states and 7922 transitions. [2023-04-03 05:05:00,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-04-03 05:05:00,164 INFO L276 IsEmpty]: Start isEmpty. Operand 6062 states and 7922 transitions. [2023-04-03 05:05:00,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-04-03 05:05:00,173 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:05:00,174 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:05:00,187 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-04-03 05:05:00,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:00,386 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:05:00,386 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:05:00,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1330558907, now seen corresponding path program 1 times [2023-04-03 05:05:00,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:05:00,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204708726] [2023-04-03 05:05:00,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:00,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:05:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:05:01,084 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-04-03 05:05:01,085 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:05:01,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204708726] [2023-04-03 05:05:01,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204708726] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 05:05:01,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988835414] [2023-04-03 05:05:01,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:01,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:01,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:05:01,089 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 05:05:01,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-04-03 05:05:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:05:01,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 2559 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-03 05:05:01,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 05:05:01,785 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-04-03 05:05:01,785 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-03 05:05:01,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988835414] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:05:01,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-03 05:05:01,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2023-04-03 05:05:01,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193305694] [2023-04-03 05:05:01,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:05:01,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 05:05:01,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:05:01,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 05:05:01,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-04-03 05:05:01,788 INFO L87 Difference]: Start difference. First operand 6062 states and 7922 transitions. Second operand has 5 states, 5 states have (on average 25.8) internal successors, (129), 4 states have internal predecessors, (129), 3 states have call successors, (42), 3 states have call predecessors, (42), 4 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) [2023-04-03 05:05:03,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:05:03,526 INFO L93 Difference]: Finished difference Result 13025 states and 17114 transitions. [2023-04-03 05:05:03,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-03 05:05:03,526 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 4 states have internal predecessors, (129), 3 states have call successors, (42), 3 states have call predecessors, (42), 4 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) Word has length 251 [2023-04-03 05:05:03,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:05:03,566 INFO L225 Difference]: With dead ends: 13025 [2023-04-03 05:05:03,566 INFO L226 Difference]: Without dead ends: 6989 [2023-04-03 05:05:03,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-04-03 05:05:03,588 INFO L413 NwaCegarLoop]: 1102 mSDtfsCounter, 432 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 2762 SdHoareTripleChecker+Invalid, 1071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-04-03 05:05:03,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [432 Valid, 2762 Invalid, 1071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-04-03 05:05:03,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6989 states. [2023-04-03 05:05:03,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6989 to 6766. [2023-04-03 05:05:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6766 states, 4640 states have (on average 1.3107758620689656) internal successors, (6082), 4659 states have internal predecessors, (6082), 1378 states have call successors, (1378), 747 states have call predecessors, (1378), 747 states have return successors, (1382), 1367 states have call predecessors, (1382), 1376 states have call successors, (1382) [2023-04-03 05:05:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6766 states to 6766 states and 8842 transitions. [2023-04-03 05:05:03,955 INFO L78 Accepts]: Start accepts. Automaton has 6766 states and 8842 transitions. Word has length 251 [2023-04-03 05:05:03,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:05:03,957 INFO L495 AbstractCegarLoop]: Abstraction has 6766 states and 8842 transitions. [2023-04-03 05:05:03,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 4 states have internal predecessors, (129), 3 states have call successors, (42), 3 states have call predecessors, (42), 4 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) [2023-04-03 05:05:03,957 INFO L276 IsEmpty]: Start isEmpty. Operand 6766 states and 8842 transitions. [2023-04-03 05:05:03,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2023-04-03 05:05:03,968 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:05:03,968 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:05:03,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-04-03 05:05:04,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:04,181 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:05:04,181 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:05:04,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1227072110, now seen corresponding path program 1 times [2023-04-03 05:05:04,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:05:04,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908209867] [2023-04-03 05:05:04,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:04,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:05:04,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:05:05,099 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-04-03 05:05:05,099 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:05:05,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908209867] [2023-04-03 05:05:05,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908209867] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 05:05:05,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1943689750] [2023-04-03 05:05:05,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:05,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:05,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:05:05,101 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 05:05:05,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-04-03 05:05:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:05:05,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 2868 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-03 05:05:05,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 05:05:05,824 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2023-04-03 05:05:05,825 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-03 05:05:05,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1943689750] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:05:05,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-03 05:05:05,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2023-04-03 05:05:05,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083840917] [2023-04-03 05:05:05,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:05:05,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 05:05:05,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:05:05,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 05:05:05,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-04-03 05:05:05,827 INFO L87 Difference]: Start difference. First operand 6766 states and 8842 transitions. Second operand has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 3 states have call successors, (48), 3 states have call predecessors, (48), 4 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2023-04-03 05:05:07,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:05:07,252 INFO L93 Difference]: Finished difference Result 13927 states and 18276 transitions. [2023-04-03 05:05:07,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-03 05:05:07,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 3 states have call successors, (48), 3 states have call predecessors, (48), 4 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) Word has length 299 [2023-04-03 05:05:07,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:05:07,294 INFO L225 Difference]: With dead ends: 13927 [2023-04-03 05:05:07,294 INFO L226 Difference]: Without dead ends: 7187 [2023-04-03 05:05:07,311 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-04-03 05:05:07,313 INFO L413 NwaCegarLoop]: 1089 mSDtfsCounter, 427 mSDsluCounter, 1076 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 2165 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-03 05:05:07,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 2165 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-03 05:05:07,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7187 states. [2023-04-03 05:05:07,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7187 to 7080. [2023-04-03 05:05:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7080 states, 4894 states have (on average 1.31671434409481) internal successors, (6444), 4913 states have internal predecessors, (6444), 1406 states have call successors, (1406), 775 states have call predecessors, (1406), 779 states have return successors, (1414), 1399 states have call predecessors, (1414), 1404 states have call successors, (1414) [2023-04-03 05:05:07,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7080 states to 7080 states and 9264 transitions. [2023-04-03 05:05:07,659 INFO L78 Accepts]: Start accepts. Automaton has 7080 states and 9264 transitions. Word has length 299 [2023-04-03 05:05:07,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:05:07,660 INFO L495 AbstractCegarLoop]: Abstraction has 7080 states and 9264 transitions. [2023-04-03 05:05:07,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 3 states have call successors, (48), 3 states have call predecessors, (48), 4 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2023-04-03 05:05:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 7080 states and 9264 transitions. [2023-04-03 05:05:07,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2023-04-03 05:05:07,671 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:05:07,672 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:05:07,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-04-03 05:05:07,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:07,884 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:05:07,885 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:05:07,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1161484355, now seen corresponding path program 1 times [2023-04-03 05:05:07,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:05:07,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056585547] [2023-04-03 05:05:07,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:07,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:05:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:05:08,831 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2023-04-03 05:05:08,831 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:05:08,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056585547] [2023-04-03 05:05:08,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056585547] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 05:05:08,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772622754] [2023-04-03 05:05:08,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:08,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:08,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:05:08,833 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 05:05:08,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-04-03 05:05:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:05:09,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 2992 conjuncts, 41 conjunts are in the unsatisfiable core [2023-04-03 05:05:09,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 05:05:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2023-04-03 05:05:09,662 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-03 05:05:09,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1772622754] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:05:09,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-03 05:05:09,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 11 [2023-04-03 05:05:09,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676802903] [2023-04-03 05:05:09,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:05:09,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-03 05:05:09,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:05:09,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-03 05:05:09,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2023-04-03 05:05:09,665 INFO L87 Difference]: Start difference. First operand 7080 states and 9264 transitions. Second operand has 9 states, 8 states have (on average 20.25) internal successors, (162), 6 states have internal predecessors, (162), 2 states have call successors, (51), 2 states have call predecessors, (51), 5 states have return successors, (46), 5 states have call predecessors, (46), 2 states have call successors, (46) [2023-04-03 05:05:11,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:05:11,709 INFO L93 Difference]: Finished difference Result 14264 states and 18682 transitions. [2023-04-03 05:05:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-03 05:05:11,710 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 20.25) internal successors, (162), 6 states have internal predecessors, (162), 2 states have call successors, (51), 2 states have call predecessors, (51), 5 states have return successors, (46), 5 states have call predecessors, (46), 2 states have call successors, (46) Word has length 315 [2023-04-03 05:05:11,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:05:11,748 INFO L225 Difference]: With dead ends: 14264 [2023-04-03 05:05:11,748 INFO L226 Difference]: Without dead ends: 7210 [2023-04-03 05:05:11,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 311 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2023-04-03 05:05:11,771 INFO L413 NwaCegarLoop]: 845 mSDtfsCounter, 2 mSDsluCounter, 5898 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6743 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-03 05:05:11,771 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6743 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 728 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-03 05:05:11,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7210 states. [2023-04-03 05:05:12,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7210 to 7116. [2023-04-03 05:05:12,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7116 states, 4918 states have (on average 1.3151687677917854) internal successors, (6468), 4937 states have internal predecessors, (6468), 1406 states have call successors, (1406), 775 states have call predecessors, (1406), 791 states have return successors, (1438), 1411 states have call predecessors, (1438), 1404 states have call successors, (1438) [2023-04-03 05:05:12,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7116 states to 7116 states and 9312 transitions. [2023-04-03 05:05:12,136 INFO L78 Accepts]: Start accepts. Automaton has 7116 states and 9312 transitions. Word has length 315 [2023-04-03 05:05:12,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:05:12,137 INFO L495 AbstractCegarLoop]: Abstraction has 7116 states and 9312 transitions. [2023-04-03 05:05:12,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 20.25) internal successors, (162), 6 states have internal predecessors, (162), 2 states have call successors, (51), 2 states have call predecessors, (51), 5 states have return successors, (46), 5 states have call predecessors, (46), 2 states have call successors, (46) [2023-04-03 05:05:12,137 INFO L276 IsEmpty]: Start isEmpty. Operand 7116 states and 9312 transitions. [2023-04-03 05:05:12,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-04-03 05:05:12,148 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:05:12,148 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:05:12,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-04-03 05:05:12,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:12,362 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:05:12,362 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:05:12,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1097616248, now seen corresponding path program 1 times [2023-04-03 05:05:12,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:05:12,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958060298] [2023-04-03 05:05:12,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:12,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:05:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:05:13,206 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2023-04-03 05:05:13,207 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:05:13,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958060298] [2023-04-03 05:05:13,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958060298] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 05:05:13,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1279137260] [2023-04-03 05:05:13,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:13,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:13,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:05:13,209 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 05:05:13,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-04-03 05:05:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:05:13,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 3017 conjuncts, 13 conjunts are in the unsatisfiable core [2023-04-03 05:05:13,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 05:05:13,923 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-04-03 05:05:13,923 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-03 05:05:13,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1279137260] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:05:13,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-03 05:05:13,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2023-04-03 05:05:13,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543133658] [2023-04-03 05:05:13,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:05:13,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 05:05:13,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:05:13,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 05:05:13,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 05:05:13,926 INFO L87 Difference]: Start difference. First operand 7116 states and 9312 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 4 states have internal predecessors, (151), 2 states have call successors, (50), 2 states have call predecessors, (50), 3 states have return successors, (45), 3 states have call predecessors, (45), 2 states have call successors, (45) [2023-04-03 05:05:15,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:05:15,129 INFO L93 Difference]: Finished difference Result 14249 states and 18655 transitions. [2023-04-03 05:05:15,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 05:05:15,130 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 4 states have internal predecessors, (151), 2 states have call successors, (50), 2 states have call predecessors, (50), 3 states have return successors, (45), 3 states have call predecessors, (45), 2 states have call successors, (45) Word has length 319 [2023-04-03 05:05:15,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:05:15,153 INFO L225 Difference]: With dead ends: 14249 [2023-04-03 05:05:15,153 INFO L226 Difference]: Without dead ends: 7152 [2023-04-03 05:05:15,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 321 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-04-03 05:05:15,171 INFO L413 NwaCegarLoop]: 845 mSDtfsCounter, 38 mSDsluCounter, 2507 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 3352 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-04-03 05:05:15,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 3352 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-04-03 05:05:15,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7152 states. [2023-04-03 05:05:15,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7152 to 7055. [2023-04-03 05:05:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7055 states, 4876 states have (on average 1.315217391304348) internal successors, (6413), 4894 states have internal predecessors, (6413), 1396 states have call successors, (1396), 766 states have call predecessors, (1396), 782 states have return successors, (1428), 1402 states have call predecessors, (1428), 1394 states have call successors, (1428) [2023-04-03 05:05:15,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7055 states to 7055 states and 9237 transitions. [2023-04-03 05:05:15,439 INFO L78 Accepts]: Start accepts. Automaton has 7055 states and 9237 transitions. Word has length 319 [2023-04-03 05:05:15,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:05:15,439 INFO L495 AbstractCegarLoop]: Abstraction has 7055 states and 9237 transitions. [2023-04-03 05:05:15,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 4 states have internal predecessors, (151), 2 states have call successors, (50), 2 states have call predecessors, (50), 3 states have return successors, (45), 3 states have call predecessors, (45), 2 states have call successors, (45) [2023-04-03 05:05:15,439 INFO L276 IsEmpty]: Start isEmpty. Operand 7055 states and 9237 transitions. [2023-04-03 05:05:15,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2023-04-03 05:05:15,450 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:05:15,450 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:05:15,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-04-03 05:05:15,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:15,663 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:05:15,663 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:05:15,663 INFO L85 PathProgramCache]: Analyzing trace with hash 218416269, now seen corresponding path program 2 times [2023-04-03 05:05:15,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:05:15,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377670676] [2023-04-03 05:05:15,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:15,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:05:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:05:16,977 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-04-03 05:05:16,978 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:05:16,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377670676] [2023-04-03 05:05:16,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377670676] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 05:05:16,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [767051665] [2023-04-03 05:05:16,978 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-04-03 05:05:16,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 05:05:16,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:05:16,980 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 05:05:16,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-04-03 05:05:17,569 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-04-03 05:05:17,569 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-04-03 05:05:17,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 2342 conjuncts, 85 conjunts are in the unsatisfiable core [2023-04-03 05:05:17,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 05:05:17,654 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2023-04-03 05:05:17,654 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-03 05:05:17,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [767051665] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:05:17,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-03 05:05:17,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 11 [2023-04-03 05:05:17,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988380174] [2023-04-03 05:05:17,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:05:17,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-03 05:05:17,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:05:17,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-03 05:05:17,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2023-04-03 05:05:17,688 INFO L87 Difference]: Start difference. First operand 7055 states and 9237 transitions. Second operand has 11 states, 9 states have (on average 18.22222222222222) internal successors, (164), 7 states have internal predecessors, (164), 2 states have call successors, (52), 2 states have call predecessors, (52), 6 states have return successors, (49), 6 states have call predecessors, (49), 2 states have call successors, (49) [2023-04-03 05:05:20,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:05:20,115 INFO L93 Difference]: Finished difference Result 14204 states and 18631 transitions. [2023-04-03 05:05:20,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-03 05:05:20,115 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 18.22222222222222) internal successors, (164), 7 states have internal predecessors, (164), 2 states have call successors, (52), 2 states have call predecessors, (52), 6 states have return successors, (49), 6 states have call predecessors, (49), 2 states have call successors, (49) Word has length 323 [2023-04-03 05:05:20,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:05:20,141 INFO L225 Difference]: With dead ends: 14204 [2023-04-03 05:05:20,141 INFO L226 Difference]: Without dead ends: 7187 [2023-04-03 05:05:20,160 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2023-04-03 05:05:20,160 INFO L413 NwaCegarLoop]: 848 mSDtfsCounter, 2 mSDsluCounter, 7606 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8454 SdHoareTripleChecker+Invalid, 914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-04-03 05:05:20,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 8454 Invalid, 914 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-04-03 05:05:20,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7187 states. [2023-04-03 05:05:20,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7187 to 7099. [2023-04-03 05:05:20,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7099 states, 4904 states have (on average 1.3134176182707993) internal successors, (6441), 4922 states have internal predecessors, (6441), 1396 states have call successors, (1396), 766 states have call predecessors, (1396), 798 states have return successors, (1468), 1418 states have call predecessors, (1468), 1394 states have call successors, (1468) [2023-04-03 05:05:20,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7099 states to 7099 states and 9305 transitions. [2023-04-03 05:05:20,426 INFO L78 Accepts]: Start accepts. Automaton has 7099 states and 9305 transitions. Word has length 323 [2023-04-03 05:05:20,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:05:20,426 INFO L495 AbstractCegarLoop]: Abstraction has 7099 states and 9305 transitions. [2023-04-03 05:05:20,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 18.22222222222222) internal successors, (164), 7 states have internal predecessors, (164), 2 states have call successors, (52), 2 states have call predecessors, (52), 6 states have return successors, (49), 6 states have call predecessors, (49), 2 states have call successors, (49) [2023-04-03 05:05:20,427 INFO L276 IsEmpty]: Start isEmpty. Operand 7099 states and 9305 transitions. [2023-04-03 05:05:20,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2023-04-03 05:05:20,437 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:05:20,437 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:05:20,451 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-04-03 05:05:20,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-04-03 05:05:20,649 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:05:20,650 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:05:20,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1857314008, now seen corresponding path program 3 times [2023-04-03 05:05:20,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:05:20,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681405615] [2023-04-03 05:05:20,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:05:20,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:05:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-04-03 05:05:21,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-04-03 05:05:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-04-03 05:05:22,390 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-04-03 05:05:22,391 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-04-03 05:05:22,391 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-03 05:05:22,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-04-03 05:05:22,395 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 05:05:22,398 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-03 05:05:22,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 05:05:22 BoogieIcfgContainer [2023-04-03 05:05:22,694 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-03 05:05:22,694 INFO L158 Benchmark]: Toolchain (without parser) took 43763.37ms. Allocated memory was 339.7MB in the beginning and 902.8MB in the end (delta: 563.1MB). Free memory was 283.3MB in the beginning and 413.0MB in the end (delta: -129.7MB). Peak memory consumption was 433.9MB. Max. memory is 8.0GB. [2023-04-03 05:05:22,695 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 194.0MB. Free memory was 140.2MB in the beginning and 140.1MB in the end (delta: 137.9kB). There was no memory consumed. Max. memory is 8.0GB. [2023-04-03 05:05:22,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1408.14ms. Allocated memory is still 339.7MB. Free memory was 282.8MB in the beginning and 154.8MB in the end (delta: 128.0MB). Peak memory consumption was 127.9MB. Max. memory is 8.0GB. [2023-04-03 05:05:22,695 INFO L158 Benchmark]: Boogie Preprocessor took 189.57ms. Allocated memory is still 339.7MB. Free memory was 154.8MB in the beginning and 140.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-04-03 05:05:22,695 INFO L158 Benchmark]: RCFGBuilder took 5315.82ms. Allocated memory was 339.7MB in the beginning and 466.6MB in the end (delta: 126.9MB). Free memory was 140.2MB in the beginning and 378.1MB in the end (delta: -238.0MB). Peak memory consumption was 66.1MB. Max. memory is 8.0GB. [2023-04-03 05:05:22,696 INFO L158 Benchmark]: TraceAbstraction took 36843.21ms. Allocated memory was 466.6MB in the beginning and 902.8MB in the end (delta: 436.2MB). Free memory was 377.6MB in the beginning and 413.0MB in the end (delta: -35.4MB). Peak memory consumption was 400.3MB. Max. memory is 8.0GB. [2023-04-03 05:05:22,697 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 194.0MB. Free memory was 140.2MB in the beginning and 140.1MB in the end (delta: 137.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 1408.14ms. Allocated memory is still 339.7MB. Free memory was 282.8MB in the beginning and 154.8MB in the end (delta: 128.0MB). Peak memory consumption was 127.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 189.57ms. Allocated memory is still 339.7MB. Free memory was 154.8MB in the beginning and 140.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * RCFGBuilder took 5315.82ms. Allocated memory was 339.7MB in the beginning and 466.6MB in the end (delta: 126.9MB). Free memory was 140.2MB in the beginning and 378.1MB in the end (delta: -238.0MB). Peak memory consumption was 66.1MB. Max. memory is 8.0GB. * TraceAbstraction took 36843.21ms. Allocated memory was 466.6MB in the beginning and 902.8MB in the end (delta: 436.2MB). Free memory was 377.6MB in the beginning and 413.0MB in the end (delta: -35.4MB). Peak memory consumption was 400.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 4403]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 4507, overapproximation of bitwiseOr at line 4818. Possible FailurePath: [L4426] int LDV_IN_INTERRUPT = 1; [L4427] int ldv_state_variable_2 ; [L4428] struct usb_serial *kobil_device_group2 ; [L4429] int ref_cnt ; [L4430] struct usb_interface *kobil_driver_group1 ; [L4431] struct file *kobil_device_group0 ; [L4432] struct tty_struct *kobil_device_group1 ; [L4433] int ldv_state_variable_1 ; [L4434] int usb_counter ; [L4435] struct usb_serial_port *kobil_device_group3 ; [L4436] int ldv_state_variable_0 ; [L4590] static int debug ; [L4608-L4618] static struct usb_device_id const id_table[5U] = { {3U, 3398U, 8209U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 3398U, 8210U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 3398U, 120U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 3398U, 129U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L4619] struct usb_device_id const __mod_usb_device_table ; [L4620-L4625] static struct usb_driver kobil_driver = {"kobil", & usb_serial_probe, & usb_serial_disconnect, 0, 0, 0, 0, 0, 0, (struct usb_device_id const *)(& id_table), {{{{{0U}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, {{0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}, 1U, (unsigned char)0, (unsigned char)0}; [L4626-L4633] static struct usb_serial_driver kobil_device = {"KOBIL USB smart card terminal", (struct usb_device_id const *)(& id_table), 1, {0, 0}, {"kobil", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, & kobil_driver, {{{{{0U}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, 0UL, 0UL, 0, & kobil_startup, 0, 0, & kobil_release, 0, 0, 0, 0, & kobil_open, & kobil_close, & kobil_write, & kobil_write_room, & kobil_ioctl, & kobil_set_termios, 0, 0, 0, 0, & kobil_tiocmget, & kobil_tiocmset, 0, 0, 0, & kobil_init_termios, & kobil_read_int_callback, 0, 0, 0, 0, 0}; [L5289] int ldv_retval_2 ; [L5291] int ldv_retval_0 ; [L5293] int ldv_retval_1 ; [L5295] int ldv_retval_3 ; [L5750] struct tty_struct___0 *ldv_latest_tty ; [L5325] unsigned char *ldvarg7 ; [L5326] void *tmp ; [L5327] unsigned int ldvarg3 ; [L5328] unsigned int tmp___0 ; [L5329] unsigned int ldvarg0 ; [L5330] unsigned int tmp___1 ; [L5331] struct urb *ldvarg5 ; [L5332] void *tmp___2 ; [L5333] int ldvarg6 ; [L5334] int tmp___3 ; [L5335] unsigned int ldvarg1 ; [L5336] unsigned int tmp___4 ; [L5337] struct ktermios *ldvarg4 ; [L5338] void *tmp___5 ; [L5339] unsigned long ldvarg2 ; [L5340] unsigned long tmp___6 ; [L5341] struct usb_device_id *ldvarg8 ; [L5342] void *tmp___7 ; [L5343] int tmp___8 ; [L5344] int tmp___9 ; [L5345] int tmp___10 ; [L5346] int tmp___11 ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5348] CALL, EXPR ldv_zalloc(1UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L4368] void *p ; [L4369] void *tmp ; [L4370] int tmp___0 ; [L4372] tmp___0 = __VERIFIER_nondet_int() [L4373] COND TRUE tmp___0 != 0 [L4374] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, size=1, tmp___0=1, usb_counter=0] [L5348] RET, EXPR ldv_zalloc(1UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_zalloc(1UL)={0:0}, ref_cnt=0, usb_counter=0] [L5348] tmp = ldv_zalloc(1UL) [L5349] ldvarg7 = (unsigned char *)tmp [L5350] tmp___0 = __VERIFIER_nondet_uint() [L5351] ldvarg3 = tmp___0 [L5352] tmp___1 = __VERIFIER_nondet_uint() [L5353] ldvarg0 = tmp___1 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0=33, ldvarg3=19, ldvarg7={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, usb_counter=0] [L5354] CALL, EXPR ldv_zalloc(192UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=192, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L4368] void *p ; [L4369] void *tmp ; [L4370] int tmp___0 ; [L4372] tmp___0 = __VERIFIER_nondet_int() [L4373] COND TRUE tmp___0 != 0 [L4374] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=192, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, size=192, tmp___0=1, usb_counter=0] [L5354] RET, EXPR ldv_zalloc(192UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_zalloc(192UL)={0:0}, ldvarg0=33, ldvarg3=19, ldvarg7={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, usb_counter=0] [L5354] tmp___2 = ldv_zalloc(192UL) [L5355] ldvarg5 = (struct urb *)tmp___2 [L5356] tmp___3 = __VERIFIER_nondet_int() [L5357] ldvarg6 = tmp___3 [L5358] tmp___4 = __VERIFIER_nondet_uint() [L5359] ldvarg1 = tmp___4 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0=33, ldvarg1=56, ldvarg3=19, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, usb_counter=0] [L5360] CALL, EXPR ldv_zalloc(44UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=44, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L4368] void *p ; [L4369] void *tmp ; [L4370] int tmp___0 ; [L4372] tmp___0 = __VERIFIER_nondet_int() [L4373] COND TRUE tmp___0 != 0 [L4374] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=44, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, size=44, tmp___0=1, usb_counter=0] [L5360] RET, EXPR ldv_zalloc(44UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_zalloc(44UL)={0:0}, ldvarg0=33, ldvarg1=56, ldvarg3=19, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, usb_counter=0] [L5360] tmp___5 = ldv_zalloc(44UL) [L5361] ldvarg4 = (struct ktermios *)tmp___5 [L5362] tmp___6 = __VERIFIER_nondet_ulong() [L5363] ldvarg2 = tmp___6 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, usb_counter=0] [L5364] CALL, EXPR ldv_zalloc(24UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=24, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L4368] void *p ; [L4369] void *tmp ; [L4370] int tmp___0 ; [L4372] tmp___0 = __VERIFIER_nondet_int() [L4373] COND TRUE tmp___0 != 0 [L4374] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=24, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, size=24, tmp___0=1, usb_counter=0] [L5364] RET, EXPR ldv_zalloc(24UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_zalloc(24UL)={0:0}, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, usb_counter=0] [L5364] tmp___7 = ldv_zalloc(24UL) [L5365] ldvarg8 = (struct usb_device_id *)tmp___7 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, usb_counter=0] [L5366] CALL ldv_initialize() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5754] CALL, EXPR ldv_malloc(sizeof(struct tty_struct___0)) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1740, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L4351] void *p ; [L4352] void *tmp ; [L4353] int tmp___0 ; [L4355] tmp___0 = __VERIFIER_nondet_int() [L4356] COND FALSE !(tmp___0 != 0) [L4359] tmp = malloc(size) [L4360] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1740, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, p={-4294967295:0}, ref_cnt=0, size=1740, tmp={-4294967295:0}, tmp___0=0, usb_counter=0] [L4361] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L4347] COND FALSE !(!cond) [L4361] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1740, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, p={-4294967295:0}, ref_cnt=0, size=1740, tmp={-4294967295:0}, tmp___0=0, usb_counter=0] [L4362] return (p); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1740, \old(usb_counter)=0, \result={-4294967295:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, p={-4294967295:0}, ref_cnt=0, size=1740, tmp={-4294967295:0}, tmp___0=0, usb_counter=0] [L5754] RET, EXPR ldv_malloc(sizeof(struct tty_struct___0)) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_malloc(sizeof(struct tty_struct___0))={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5754] ldv_latest_tty = ldv_malloc(sizeof(struct tty_struct___0)) [L5755] COND TRUE (unsigned long )ldv_latest_tty != (unsigned long )((void *)0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5366] RET ldv_initialize() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, usb_counter=0] [L5367] ldv_state_variable_1 = 0 [L5368] ref_cnt = 0 [L5369] ldv_state_variable_0 = 1 [L5370] ldv_state_variable_2 = 0 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, usb_counter=0] [L5372] tmp___8 = __VERIFIER_nondet_int() [L5374] case 0: [L5587] case 1: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=1, usb_counter=0] [L5588] COND TRUE ldv_state_variable_0 != 0 [L5589] tmp___10 = __VERIFIER_nondet_int() [L5591] case 0: [L5599] case 1: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=1, usb_counter=0] [L5600] COND TRUE ldv_state_variable_0 == 1 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=1, usb_counter=0] [L5601] CALL, EXPR kobil_init() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5260] int retval ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5262] CALL, EXPR usb_serial_register(& kobil_device) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={102:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5884] return __VERIFIER_nondet_int(); [L5262] RET, EXPR usb_serial_register(& kobil_device) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0, usb_serial_register(& kobil_device)=0] [L5262] retval = usb_serial_register(& kobil_device) [L5263] COND FALSE !(retval != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, retval=0, usb_counter=0] [L5267] CALL, EXPR usb_register(& kobil_driver) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, driver={101:0}, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L4505] int tmp ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, driver={101:0}, driver={101:0}, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L4507] CALL, EXPR ldv_usb_register_driver_5(driver, & __this_module, "kobil_sct") VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={101:0}, ldv_func_arg2={12884901894:12884901938}, ldv_func_arg3={4:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5687] ldv_func_ret_type___0 ldv_func_res ; [L5688] int tmp ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={101:0}, ldv_func_arg1={101:0}, ldv_func_arg2={12884901894:12884901938}, ldv_func_arg2={12884901894:12884901938}, ldv_func_arg3={4:0}, ldv_func_arg3={4:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5690] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={101:0}, arg1={12884901894:12884901938}, arg2={4:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0] [L5870] return __VERIFIER_nondet_int(); [L5690] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={101:0}, ldv_func_arg1={101:0}, ldv_func_arg2={12884901894:12884901938}, ldv_func_arg2={12884901894:12884901938}, ldv_func_arg3={4:0}, ldv_func_arg3={4:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ref_cnt=0, usb_counter=0, usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3)=0] [L5690] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L5691] ldv_func_res = tmp [L5692] ldv_state_variable_2 = 1 [L5693] usb_counter = 0 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={101:0}, ldv_func_arg1={101:0}, ldv_func_arg2={12884901894:12884901938}, ldv_func_arg2={12884901894:12884901938}, ldv_func_arg3={4:0}, ldv_func_arg3={4:0}, ldv_func_res=0, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, tmp=0, usb_counter=0] [L5694] CALL ldv_usb_driver_2() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L5316] void *tmp ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L5318] CALL, EXPR ldv_zalloc(1248UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1248, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L4368] void *p ; [L4369] void *tmp ; [L4370] int tmp___0 ; [L4372] tmp___0 = __VERIFIER_nondet_int() [L4373] COND TRUE tmp___0 != 0 [L4374] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1248, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, size=1248, tmp___0=1, usb_counter=0] [L5318] RET, EXPR ldv_zalloc(1248UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_zalloc(1248UL)={0:0}, ref_cnt=0, usb_counter=0] [L5318] tmp = ldv_zalloc(1248UL) [L5319] kobil_driver_group1 = (struct usb_interface *)tmp [L5694] RET ldv_usb_driver_2() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={101:0}, ldv_func_arg1={101:0}, ldv_func_arg2={12884901894:12884901938}, ldv_func_arg2={12884901894:12884901938}, ldv_func_arg3={4:0}, ldv_func_arg3={4:0}, ldv_func_res=0, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, tmp=0, usb_counter=0] [L5695] return (ldv_func_res); [L4507] RET, EXPR ldv_usb_register_driver_5(driver, & __this_module, "kobil_sct") VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, driver={101:0}, driver={101:0}, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_usb_register_driver_5(driver, & __this_module, "kobil_sct")=0, ref_cnt=0, usb_counter=0] [L4507] tmp = ldv_usb_register_driver_5(driver, & __this_module, "kobil_sct") [L4508] return (tmp); [L5267] RET, EXPR usb_register(& kobil_driver) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, retval=0, usb_counter=0, usb_register(& kobil_driver)=0] [L5267] retval = usb_register(& kobil_driver) [L5268] COND FALSE !(retval != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, retval=0, usb_counter=0] [L5272] CALL printk("<6>kobil_sct: 21/05/2004:KOBIL USB Smart Card Terminal Driver (experimental)\n") VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={99:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L5827] return __VERIFIER_nondet_int(); [L5272] RET printk("<6>kobil_sct: 21/05/2004:KOBIL USB Smart Card Terminal Driver (experimental)\n") VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, printk("<6>kobil_sct: 21/05/2004:KOBIL USB Smart Card Terminal Driver (experimental)\n")=0, ref_cnt=0, retval=0, usb_counter=0] [L5273] return (0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, \result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ref_cnt=0, retval=0, usb_counter=0] [L5601] RET, EXPR kobil_init() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, kobil_init()=0, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=1, usb_counter=0] [L5601] ldv_retval_2 = kobil_init() [L5602] COND FALSE !(ldv_retval_2 != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=1, usb_counter=0] [L5607] COND TRUE ldv_retval_2 == 0 [L5608] ldv_state_variable_0 = 2 [L5609] ldv_state_variable_1 = 1 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=1, usb_counter=0] [L5610] CALL ldv_initialize_usb_serial_driver_1() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L5298] void *tmp ; [L5299] void *tmp___0 ; [L5300] void *tmp___1 ; [L5301] void *tmp___2 ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L5303] CALL, EXPR ldv_zalloc(336UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=336, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L4368] void *p ; [L4369] void *tmp ; [L4370] int tmp___0 ; [L4372] tmp___0 = __VERIFIER_nondet_int() [L4373] COND TRUE tmp___0 != 0 [L4374] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=336, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, size=336, tmp___0=1, usb_counter=0] [L5303] RET, EXPR ldv_zalloc(336UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(336UL)={0:0}, ref_cnt=0, usb_counter=0] [L5303] tmp = ldv_zalloc(336UL) [L5304] kobil_device_group0 = (struct file *)tmp VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, tmp={0:0}, usb_counter=0] [L5305] CALL, EXPR ldv_zalloc(2704UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=2704, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L4368] void *p ; [L4369] void *tmp ; [L4370] int tmp___0 ; [L4372] tmp___0 = __VERIFIER_nondet_int() [L4373] COND TRUE tmp___0 != 0 [L4374] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=2704, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, size=2704, tmp___0=1, usb_counter=0] [L5305] RET, EXPR ldv_zalloc(2704UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(2704UL)={0:0}, ref_cnt=0, tmp={0:0}, usb_counter=0] [L5305] tmp___0 = ldv_zalloc(2704UL) [L5306] kobil_device_group1 = (struct tty_struct *)tmp___0 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L5307] CALL, EXPR ldv_zalloc(280UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=280, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L4368] void *p ; [L4369] void *tmp ; [L4370] int tmp___0 ; [L4372] tmp___0 = __VERIFIER_nondet_int() [L4373] COND TRUE tmp___0 != 0 [L4374] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=280, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, size=280, tmp___0=1, usb_counter=0] [L5307] RET, EXPR ldv_zalloc(280UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(280UL)={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L5307] tmp___1 = ldv_zalloc(280UL) [L5308] kobil_device_group2 = (struct usb_serial *)tmp___1 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, usb_counter=0] [L5309] CALL, EXPR ldv_zalloc(2320UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=2320, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L4368] void *p ; [L4369] void *tmp ; [L4370] int tmp___0 ; [L4372] tmp___0 = __VERIFIER_nondet_int() [L4373] COND TRUE tmp___0 != 0 [L4374] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=2320, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, size=2320, tmp___0=1, usb_counter=0] [L5309] RET, EXPR ldv_zalloc(2320UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_zalloc(2320UL)={0:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, usb_counter=0] [L5309] tmp___2 = ldv_zalloc(2320UL) [L5310] kobil_device_group3 = (struct usb_serial_port *)tmp___2 [L5610] RET ldv_initialize_usb_serial_driver_1() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=1, usb_counter=0] [L5372] tmp___8 = __VERIFIER_nondet_int() [L5374] case 0: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, usb_counter=0] [L5375] COND TRUE ldv_state_variable_1 != 0 [L5376] tmp___9 = __VERIFIER_nondet_int() [L5378] case 0: [L5386] case 1: [L5396] case 2: [L5403] case 3: [L5410] case 4: [L5432] case 5: [L5442] case 6: [L5464] case 7: [L5486] case 8: [L5494] case 9: [L5516] case 10: [L5538] case 11: [L5560] case 12: [L5572] case 13: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=13, usb_counter=0] [L5573] COND TRUE ldv_state_variable_1 == 1 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=13, usb_counter=0] [L5574] CALL ldv_probe_1() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ref_cnt=0, usb_counter=0] [L5817] return __VERIFIER_nondet_int(); [L5574] RET ldv_probe_1() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_probe_1()=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=0, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=13, usb_counter=0] [L5575] ldv_state_variable_1 = 2 [L5576] ref_cnt = ref_cnt + 1 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=13, usb_counter=0] [L5372] tmp___8 = __VERIFIER_nondet_int() [L5374] case 0: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=13, usb_counter=0] [L5375] COND TRUE ldv_state_variable_1 != 0 [L5376] tmp___9 = __VERIFIER_nondet_int() [L5378] case 0: [L5386] case 1: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=1, usb_counter=0] [L5387] COND TRUE ldv_state_variable_1 == 2 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=1, usb_counter=0] [L5388] CALL, EXPR kobil_startup(kobil_device_group2) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, serial={0:0}, usb_counter=0] [L4636] int i ; [L4637] struct kobil_private *priv ; [L4638] struct usb_device *pdev ; [L4639] struct usb_host_config *actconfig ; [L4640] struct usb_interface *interface ; [L4641] struct usb_host_interface *altsetting ; [L4642] struct usb_host_endpoint *endpoint ; [L4643] void *tmp ; [L4644] int tmp___0 ; [L4645] int tmp___1 ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, serial={0:0}, serial={0:0}, usb_counter=0] [L4647] CALL, EXPR kmalloc(320UL, 208U) VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4300] void *ret ; [L4301] void *tmp ; [L4302] struct kmem_cache *s ; [L4303] struct kmem_cache *tmp___0 ; [L4304] void *tmp___1 ; VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=208, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, size=320, usb_counter=0] [L4306] COND FALSE !(0) VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=208, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, size=320, usb_counter=0] [L4327] CALL, EXPR __kmalloc(size, flags) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(t)=208, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4277] CALL, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4351] void *p ; [L4352] void *tmp ; [L4353] int tmp___0 ; [L4355] tmp___0 = __VERIFIER_nondet_int() [L4356] COND FALSE !(tmp___0 != 0) [L4359] tmp = malloc(size) [L4360] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, p={-4294967297:0}, ref_cnt=1, size=320, tmp={-4294967297:0}, tmp___0=0, usb_counter=0] [L4361] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4347] COND FALSE !(!cond) [L4361] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, p={-4294967297:0}, ref_cnt=1, size=320, tmp={-4294967297:0}, tmp___0=0, usb_counter=0] [L4362] return (p); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(usb_counter)=0, \result={-4294967297:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, p={-4294967297:0}, ref_cnt=1, size=320, tmp={-4294967297:0}, tmp___0=0, usb_counter=0] [L4277] RET, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(t)=208, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_malloc(size)={-4294967297:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, size=320, t=208, usb_counter=0] [L4277] return ldv_malloc(size); [L4327] RET, EXPR __kmalloc(size, flags) VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(usb_counter)=0, __kmalloc(size, flags)={-4294967297:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=208, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, size=320, usb_counter=0] [L4327] tmp___1 = __kmalloc(size, flags) [L4328] return (tmp___1); VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=320, \old(usb_counter)=0, \result={-4294967297:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=208, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, size=320, tmp___1={-4294967297:0}, usb_counter=0] [L4647] RET, EXPR kmalloc(320UL, 208U) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kmalloc(320UL, 208U)={-4294967297:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, serial={0:0}, serial={0:0}, usb_counter=0] [L4647] tmp = kmalloc(320UL, 208U) [L4648] priv = (struct kobil_private *)tmp VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, priv={-4294967297:0}, ref_cnt=1, serial={0:0}, serial={0:0}, tmp={-4294967297:0}, usb_counter=0] [L4649] COND FALSE !((unsigned long )priv == (unsigned long )((struct kobil_private *)0)) [L4653] priv->filled = 0 [L4654] priv->cur_pos = 0 [L4655] EXPR serial->dev [L4655] EXPR (serial->dev)->descriptor.idProduct [L4655] priv->device_type = (serial->dev)->descriptor.idProduct [L4656] priv->device_type [L4657] case 8209: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, priv->device_type=73745, priv={-4294967297:0}, ref_cnt=1, serial={0:0}, serial={0:0}, tmp={-4294967297:0}, usb_counter=0] [L4658] CALL printk("<7>KOBIL B1 PRO / KAAN PRO detected\n") VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={12:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L5827] return __VERIFIER_nondet_int(); [L4658] RET printk("<7>KOBIL B1 PRO / KAAN PRO detected\n") VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, printk("<7>KOBIL B1 PRO / KAAN PRO detected\n")=0, priv->device_type=73745, priv={-4294967297:0}, ref_cnt=1, serial={0:0}, serial={0:0}, tmp={-4294967297:0}, usb_counter=0] [L4671] EXPR serial->port[0] VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, priv->device_type=73745, priv={-4294967297:0}, ref_cnt=1, serial->port[0]={12884901905:-640}, serial={0:0}, serial={0:0}, tmp={-4294967297:0}, usb_counter=0] [L4671] CALL usb_set_serial_port_data(serial->port[0], (void *)priv) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, data={-4294967297:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, port={12884901905:-640}, ref_cnt=1, usb_counter=0] [L4558] FCALL dev_set_drvdata(& port->dev, data) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, data={-4294967297:0}, data={-4294967297:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, port={12884901905:-640}, port={12884901905:-640}, ref_cnt=1, usb_counter=0] [L4671] RET usb_set_serial_port_data(serial->port[0], (void *)priv) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, priv->device_type=73745, priv={-4294967297:0}, ref_cnt=1, serial->port[0]={12884901905:-640}, serial={0:0}, serial={0:0}, tmp={-4294967297:0}, usb_counter=0] [L4672] EXPR serial->dev [L4672] pdev = serial->dev [L4673] EXPR pdev->actconfig [L4673] actconfig = pdev->actconfig [L4674] EXPR actconfig->interface[0] [L4674] interface = actconfig->interface[0] [L4675] EXPR interface->cur_altsetting [L4675] altsetting = interface->cur_altsetting [L4676] EXPR altsetting->endpoint [L4676] endpoint = altsetting->endpoint [L4677] i = 0 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, actconfig={12884901933:-80}, altsetting={12884901920:-15}, debug=0, endpoint={12884901912:12884901931}, i=0, id_table={100:0}, interface={12884901908:-9}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, pdev={0:112}, priv->device_type=73745, priv={-4294967297:0}, ref_cnt=1, serial={0:0}, serial={0:0}, tmp={-4294967297:0}, usb_counter=0] [L4703] EXPR altsetting->desc.bNumEndpoints VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, actconfig={12884901933:-80}, altsetting->desc.bNumEndpoints=256, altsetting={12884901920:-15}, debug=0, endpoint={12884901912:12884901931}, i=0, id_table={100:0}, interface={12884901908:-9}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, pdev={0:112}, priv->device_type=73745, priv={-4294967297:0}, ref_cnt=1, serial={0:0}, serial={0:0}, tmp={-4294967297:0}, usb_counter=0] [L4703] COND FALSE !((int )altsetting->desc.bNumEndpoints > i) [L4707] return (0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, \result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, actconfig={12884901933:-80}, altsetting={12884901920:-15}, debug=0, endpoint={12884901912:12884901931}, i=0, id_table={100:0}, interface={12884901908:-9}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, pdev={0:112}, priv->device_type=73745, priv={-4294967297:0}, ref_cnt=1, serial={0:0}, serial={0:0}, tmp={-4294967297:0}, usb_counter=0] [L5388] RET, EXPR kobil_startup(kobil_device_group2) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, kobil_startup(kobil_device_group2)=0, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=2, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=1, usb_counter=0] [L5388] ldv_retval_1 = kobil_startup(kobil_device_group2) [L5389] COND TRUE ldv_retval_1 == 0 [L5390] ldv_state_variable_1 = 3 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=1, usb_counter=0] [L5372] tmp___8 = __VERIFIER_nondet_int() [L5374] case 0: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=1, usb_counter=0] [L5375] COND TRUE ldv_state_variable_1 != 0 [L5376] tmp___9 = __VERIFIER_nondet_int() [L5378] case 0: [L5386] case 1: [L5396] case 2: [L5403] case 3: [L5410] case 4: [L5432] case 5: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=5, usb_counter=0] [L5433] COND TRUE ldv_state_variable_1 == 3 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=5, usb_counter=0] [L5434] CALL, EXPR kobil_open(kobil_device_group1, kobil_device_group3) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, ref_cnt=1, tty={0:0}, usb_counter=0] [L4746] int result ; [L4747] struct kobil_private *priv ; [L4748] unsigned char *transfer_buffer ; [L4749] int transfer_buffer_length ; [L4750] int write_urb_transfer_buffer_length ; [L4751] void *tmp ; [L4752] void *tmp___0 ; [L4753] unsigned int tmp___1 ; [L4754] unsigned int tmp___2 ; [L4755] unsigned int tmp___3 ; [L4756] unsigned int tmp___4 ; [L4758] result = 0 [L4759] transfer_buffer_length = 8 [L4760] write_urb_transfer_buffer_length = 8 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, ref_cnt=1, result=0, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4761] COND FALSE !(debug != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, ref_cnt=1, result=0, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4766] CALL, EXPR usb_get_serial_port_data(port) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, ref_cnt=1, usb_counter=0] [L4549] void *tmp ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, ref_cnt=1, usb_counter=0] [L4551] CALL, EXPR dev_get_drvdata((struct device const *)(& port->dev)) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={0:640}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L5799] CALL, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4351] void *p ; [L4352] void *tmp ; [L4353] int tmp___0 ; [L4355] tmp___0 = __VERIFIER_nondet_int() [L4356] COND TRUE tmp___0 != 0 [L4357] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=0, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=0, tmp___0=1, usb_counter=0] [L5799] RET, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={0:640}, arg0={0:640}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L5799] return ldv_malloc(0UL); [L4551] RET, EXPR dev_get_drvdata((struct device const *)(& port->dev)) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, dev_get_drvdata((struct device const *)(& port->dev))={0:0}, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, ref_cnt=1, usb_counter=0] [L4551] tmp = dev_get_drvdata((struct device const *)(& port->dev)) [L4552] return (tmp); [L4766] RET, EXPR usb_get_serial_port_data(port) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, ref_cnt=1, result=0, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, usb_get_serial_port_data(port)={0:0}, write_urb_transfer_buffer_length=8] [L4766] tmp = usb_get_serial_port_data(port) [L4767] priv = (struct kobil_private *)tmp [L4768] EXPR port->interrupt_in_urb [L4768] EXPR port->serial [L4768] EXPR (port->serial)->dev [L4768] (port->interrupt_in_urb)->dev = (port->serial)->dev [L4769] CALL, EXPR kzalloc((size_t )transfer_buffer_length, 208U) VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4334] void *tmp ; [L4336] EXPR flags | 32768U VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags | 32768U=32768, flags=208, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, usb_counter=0] [L4336] CALL, EXPR kmalloc(size, flags | 32768U) VAL [LDV_IN_INTERRUPT=1, \old(flags)=32768, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4300] void *ret ; [L4301] void *tmp ; [L4302] struct kmem_cache *s ; [L4303] struct kmem_cache *tmp___0 ; [L4304] void *tmp___1 ; VAL [LDV_IN_INTERRUPT=1, \old(flags)=32768, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=32768, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, usb_counter=0] [L4306] COND FALSE !(0) VAL [LDV_IN_INTERRUPT=1, \old(flags)=32768, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=32768, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, usb_counter=0] [L4327] CALL, EXPR __kmalloc(size, flags) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(t)=32768, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4277] CALL, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4351] void *p ; [L4352] void *tmp ; [L4353] int tmp___0 ; [L4355] tmp___0 = __VERIFIER_nondet_int() [L4356] COND FALSE !(tmp___0 != 0) [L4359] tmp = malloc(size) [L4360] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, p={-8589934593:0}, ref_cnt=1, size=8, tmp={-8589934593:0}, tmp___0=0, usb_counter=0] [L4361] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4347] COND FALSE !(!cond) [L4361] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, p={-8589934593:0}, ref_cnt=1, size=8, tmp={-8589934593:0}, tmp___0=0, usb_counter=0] [L4362] return (p); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, \result={-8589934593:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, p={-8589934593:0}, ref_cnt=1, size=8, tmp={-8589934593:0}, tmp___0=0, usb_counter=0] [L4277] RET, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(t)=32768, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_malloc(size)={-8589934593:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, t=32768, usb_counter=0] [L4277] return ldv_malloc(size); [L4327] RET, EXPR __kmalloc(size, flags) VAL [LDV_IN_INTERRUPT=1, \old(flags)=32768, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __kmalloc(size, flags)={-8589934593:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=32768, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, usb_counter=0] [L4327] tmp___1 = __kmalloc(size, flags) [L4328] return (tmp___1); VAL [LDV_IN_INTERRUPT=1, \old(flags)=32768, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, \result={-8589934593:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=32768, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, tmp___1={-8589934593:0}, usb_counter=0] [L4336] RET, EXPR kmalloc(size, flags | 32768U) VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags | 32768U=32768, flags=208, id_table={100:0}, kmalloc(size, flags | 32768U)={-8589934593:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, usb_counter=0] [L4336] tmp = kmalloc(size, flags | 32768U) [L4337] return (tmp); [L4769] RET, EXPR kzalloc((size_t )transfer_buffer_length, 208U) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, kzalloc((size_t )transfer_buffer_length, 208U)={-8589934593:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4769] tmp___0 = kzalloc((size_t )transfer_buffer_length, 208U) [L4770] transfer_buffer = (unsigned char *)tmp___0 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4771] COND FALSE !((unsigned long )transfer_buffer == (unsigned long )((unsigned char *)0U)) [L4775] EXPR port->write_urb VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->write_urb={0:425}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4775] COND FALSE !((unsigned long )port->write_urb == (unsigned long )((struct urb *)0)) [L4794] EXPR port->write_urb VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->write_urb={0:425}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4794-L4795] CALL, EXPR kmalloc((size_t )write_urb_transfer_buffer_length, 208U) VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4300] void *ret ; [L4301] void *tmp ; [L4302] struct kmem_cache *s ; [L4303] struct kmem_cache *tmp___0 ; [L4304] void *tmp___1 ; VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=208, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, usb_counter=0] [L4306] COND FALSE !(0) VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=208, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, usb_counter=0] [L4327] CALL, EXPR __kmalloc(size, flags) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(t)=208, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4277] CALL, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4351] void *p ; [L4352] void *tmp ; [L4353] int tmp___0 ; [L4355] tmp___0 = __VERIFIER_nondet_int() [L4356] COND TRUE tmp___0 != 0 [L4357] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, tmp___0=1, usb_counter=0] [L4277] RET, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(t)=208, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_malloc(size)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, t=208, usb_counter=0] [L4277] return ldv_malloc(size); [L4327] RET, EXPR __kmalloc(size, flags) VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, __kmalloc(size, flags)={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=208, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, usb_counter=0] [L4327] tmp___1 = __kmalloc(size, flags) [L4328] return (tmp___1); VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=8, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, flags=208, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, size=8, tmp___1={0:0}, usb_counter=0] [L4794-L4795] RET, EXPR kmalloc((size_t )write_urb_transfer_buffer_length, 208U) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kmalloc((size_t )write_urb_transfer_buffer_length, 208U)={0:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->write_urb={0:425}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4794-L4795] (port->write_urb)->transfer_buffer = kmalloc((size_t )write_urb_transfer_buffer_length, 208U) [L4796] EXPR port->write_urb [L4796] EXPR (port->write_urb)->transfer_buffer VAL [(port->write_urb)->transfer_buffer={12884901889:0}, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->write_urb={0:0}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4796] COND FALSE !((unsigned long )(port->write_urb)->transfer_buffer == (unsigned long )((void *)0)) [L4803] EXPR port->serial [L4803] EXPR (port->serial)->dev VAL [(port->serial)->dev={12884901892:112}, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->serial={12884901892:112}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4803] CALL, EXPR __create_pipe((port->serial)->dev, 0U) VAL [LDV_IN_INTERRUPT=1, \old(endpoint)=0, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, dev={12884901892:112}, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4544] EXPR dev->devnum [L4544] EXPR (unsigned int )(dev->devnum << 8) | (endpoint << 15) [L4544] return ((unsigned int )(dev->devnum << 8) | (endpoint << 15)); [L4803] RET, EXPR __create_pipe((port->serial)->dev, 0U) VAL [(port->serial)->dev={12884901892:112}, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __create_pipe((port->serial)->dev, 0U)=26368, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->serial={12884901892:112}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4803] tmp___1 = __create_pipe((port->serial)->dev, 0U) [L4804] EXPR port->serial [L4804] EXPR (port->serial)->dev [L4804] EXPR tmp___1 | 2147483776U VAL [(port->serial)->dev={12884901892:112}, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->serial={12884901892:112}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1 | 2147483776U=2147483776, tmp___1=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4804-L4806] CALL, EXPR usb_control_msg((port->serial)->dev, tmp___1 | 2147483776U, 16, 194, 2, 0, (void *)transfer_buffer, (int )((__u16 )transfer_buffer_length), 500) VAL [LDV_IN_INTERRUPT=1, \old(arg1)=2147483776, \old(arg2)=16, \old(arg3)=194, \old(arg4)=2, \old(arg5)=0, \old(arg7)=8, \old(arg8)=500, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={12884901892:112}, arg6={-8589934593:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L5854] return __VERIFIER_nondet_int(); [L4804-L4806] RET, EXPR usb_control_msg((port->serial)->dev, tmp___1 | 2147483776U, 16, 194, 2, 0, (void *)transfer_buffer, (int )((__u16 )transfer_buffer_length), 500) VAL [(port->serial)->dev={12884901892:112}, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->serial={12884901892:112}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1 | 2147483776U=2147483776, tmp___1=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_control_msg((port->serial)->dev, tmp___1 | 2147483776U, 16, 194, 2, 0, (void *)transfer_buffer, (int )((__u16 )transfer_buffer_length), 500)=0, usb_counter=0, write_urb_transfer_buffer_length=8] [L4804-L4806] result = usb_control_msg((port->serial)->dev, tmp___1 | 2147483776U, 16, 194, 2, 0, (void *)transfer_buffer, (int )((__u16 )transfer_buffer_length), 500) [L4807] COND FALSE !(debug != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4812] COND FALSE !(debug != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4817] EXPR port->serial [L4817] EXPR (port->serial)->dev VAL [(port->serial)->dev={12884901892:112}, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->serial={12884901892:112}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4817] CALL, EXPR __create_pipe((port->serial)->dev, 0U) VAL [LDV_IN_INTERRUPT=1, \old(endpoint)=0, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, dev={12884901892:112}, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4544] EXPR dev->devnum [L4544] EXPR (unsigned int )(dev->devnum << 8) | (endpoint << 15) [L4544] return ((unsigned int )(dev->devnum << 8) | (endpoint << 15)); [L4817] RET, EXPR __create_pipe((port->serial)->dev, 0U) VAL [(port->serial)->dev={12884901892:112}, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __create_pipe((port->serial)->dev, 0U)=26368, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->serial={12884901892:112}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4817] tmp___2 = __create_pipe((port->serial)->dev, 0U) [L4818] EXPR port->serial [L4818] EXPR (port->serial)->dev [L4818] EXPR tmp___2 | 2147483776U VAL [(port->serial)->dev={12884901892:112}, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->serial={12884901892:112}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, tmp___2 | 2147483776U=2147483776, tmp___2=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4818-L4820] CALL, EXPR usb_control_msg((port->serial)->dev, tmp___2 | 2147483776U, 16, 194, 1, 0, (void *)transfer_buffer, (int )((__u16 )transfer_buffer_length), 500) VAL [LDV_IN_INTERRUPT=1, \old(arg1)=2147483776, \old(arg2)=16, \old(arg3)=194, \old(arg4)=1, \old(arg5)=0, \old(arg7)=8, \old(arg8)=500, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={12884901892:112}, arg6={-8589934593:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L5854] return __VERIFIER_nondet_int(); [L4818-L4820] RET, EXPR usb_control_msg((port->serial)->dev, tmp___2 | 2147483776U, 16, 194, 1, 0, (void *)transfer_buffer, (int )((__u16 )transfer_buffer_length), 500) VAL [(port->serial)->dev={12884901892:112}, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port->serial={12884901892:112}, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, tmp___2 | 2147483776U=2147483776, tmp___2=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_control_msg((port->serial)->dev, tmp___2 | 2147483776U, 16, 194, 1, 0, (void *)transfer_buffer, (int )((__u16 )transfer_buffer_length), 500)=0, usb_counter=0, write_urb_transfer_buffer_length=8] [L4818-L4820] result = usb_control_msg((port->serial)->dev, tmp___2 | 2147483776U, 16, 194, 1, 0, (void *)transfer_buffer, (int )((__u16 )transfer_buffer_length), 500) [L4821] COND FALSE !(debug != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, tmp___2=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4826] COND FALSE !(debug != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, tmp___2=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4831] EXPR priv->device_type [L4831] (unsigned int )priv->device_type == 8209U || (unsigned int )priv->device_type == 8210U [L4831] EXPR priv->device_type [L4831] (unsigned int )priv->device_type == 8209U || (unsigned int )priv->device_type == 8210U VAL [(unsigned int )priv->device_type == 8209U || (unsigned int )priv->device_type == 8210U=0, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv->device_type=116, priv->device_type=116, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, tmp___2=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4831] COND FALSE !((unsigned int )priv->device_type == 8209U || (unsigned int )priv->device_type == 8210U) [L4850] EXPR priv->device_type [L4850] EXPR (unsigned int )priv->device_type == 120U || (unsigned int )priv->device_type == 8209U [L4850] EXPR priv->device_type [L4850] EXPR (unsigned int )priv->device_type == 120U || (unsigned int )priv->device_type == 8209U [L4850] ((unsigned int )priv->device_type == 120U || (unsigned int )priv->device_type == 8209U) || (unsigned int )priv->device_type == 129U [L4850] EXPR priv->device_type [L4850] ((unsigned int )priv->device_type == 120U || (unsigned int )priv->device_type == 8209U) || (unsigned int )priv->device_type == 129U VAL [((unsigned int )priv->device_type == 120U || (unsigned int )priv->device_type == 8209U) || (unsigned int )priv->device_type == 129U=0, (unsigned int )priv->device_type == 120U || (unsigned int )priv->device_type == 8209U=0, LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv->device_type=116, priv->device_type=116, priv->device_type=116, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, tmp___2=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4850] COND FALSE !(((unsigned int )priv->device_type == 120U || (unsigned int )priv->device_type == 8209U) || (unsigned int )priv->device_type == 129U) [L4859] CALL kfree((void const *)transfer_buffer) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, p={-8589934593:0}, ref_cnt=1, usb_counter=0] [L4859] RET kfree((void const *)transfer_buffer) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, tmp___2=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L4860] return (0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, \result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, port={0:0}, port={0:0}, priv={0:0}, ref_cnt=1, result=0, tmp={0:0}, tmp___0={-8589934593:0}, tmp___1=26368, tmp___2=26368, transfer_buffer={-8589934593:0}, transfer_buffer_length=8, tty={0:0}, tty={0:0}, usb_counter=0, write_urb_transfer_buffer_length=8] [L5434] RET, EXPR kobil_open(kobil_device_group1, kobil_device_group3) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, kobil_open(kobil_device_group1, kobil_device_group3)=0, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=3, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=5, usb_counter=0] [L5434] ldv_retval_0 = kobil_open(kobil_device_group1, kobil_device_group3) [L5435] COND TRUE ldv_retval_0 == 0 [L5436] ldv_state_variable_1 = 4 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=5, usb_counter=0] [L5372] tmp___8 = __VERIFIER_nondet_int() [L5374] case 0: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=5, usb_counter=0] [L5375] COND TRUE ldv_state_variable_1 != 0 [L5376] tmp___9 = __VERIFIER_nondet_int() [L5378] case 0: [L5386] case 1: [L5396] case 2: VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=2, usb_counter=0] [L5397] COND TRUE ldv_state_variable_1 == 4 VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={0:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ldvarg0=33, ldvarg1=56, ldvarg2=52, ldvarg3=19, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-2, ldvarg7={0:0}, ldvarg8={0:0}, ref_cnt=1, tmp={0:0}, tmp___0=19, tmp___10=1, tmp___1=33, tmp___2={0:0}, tmp___3=-2, tmp___4=56, tmp___5={0:0}, tmp___6=52, tmp___7={0:0}, tmp___8=0, tmp___9=2, usb_counter=0] [L5398] CALL kobil_read_int_callback(ldvarg5) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, urb={0:0}, usb_counter=0] [L4884] int result ; [L4885] struct usb_serial_port *port ; [L4886] struct tty_struct *tty ; [L4887] unsigned char *data ; [L4888] int status ; [L4890] EXPR urb->context [L4890] port = (struct usb_serial_port *)urb->context [L4891] EXPR urb->transfer_buffer [L4891] data = (unsigned char *)urb->transfer_buffer [L4892] EXPR urb->status [L4892] status = urb->status [L4893] COND FALSE !(debug != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, data={12884901889:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, port={12884901906:-4}, ref_cnt=1, status=0, urb={0:0}, urb={0:0}, usb_counter=0] [L4898] COND FALSE !(status != 0) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, data={12884901889:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, port={12884901906:-4}, ref_cnt=1, status=0, urb={0:0}, urb={0:0}, usb_counter=0] [L4907] CALL, EXPR ldv_tty_port_tty_get_6(& port->port) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={12884901906:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L5700] ldv_func_ret_type___1 ldv_func_res ; [L5701] struct tty_struct *tmp ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={12884901906:0}, ldv_func_arg1={12884901906:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L5703] CALL, EXPR tty_port_tty_get(ldv_func_arg1) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={12884901906:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L5847] CALL, EXPR ldv_malloc(sizeof(struct tty_struct)) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1468, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4351] void *p ; [L4352] void *tmp ; [L4353] int tmp___0 ; [L4355] tmp___0 = __VERIFIER_nondet_int() [L4356] COND TRUE tmp___0 != 0 [L4357] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1468, \old(usb_counter)=0, \result={0:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, size=1468, tmp___0=1, usb_counter=0] [L5847] RET, EXPR ldv_malloc(sizeof(struct tty_struct)) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, arg0={12884901906:0}, arg0={12884901906:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_malloc(sizeof(struct tty_struct))={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L5847] return ldv_malloc(sizeof(struct tty_struct)); [L5703] RET, EXPR tty_port_tty_get(ldv_func_arg1) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={12884901906:0}, ldv_func_arg1={12884901906:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, tty_port_tty_get(ldv_func_arg1)={0:0}, usb_counter=0] [L5703] tmp = tty_port_tty_get(ldv_func_arg1) [L5704] ldv_func_res = tmp VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={12884901906:0}, ldv_func_arg1={12884901906:0}, ldv_func_res={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, tmp={0:0}, usb_counter=0] [L5705] CALL ldv_got_tty(ldv_func_res) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={-4294967295:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, tty={0:0}, usb_counter=0] [L5776] ldv_latest_tty = tty [L5705] RET ldv_got_tty(ldv_func_res) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_func_arg1={12884901906:0}, ldv_func_arg1={12884901906:0}, ldv_func_res={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, tmp={0:0}, usb_counter=0] [L5706] return (ldv_func_res); [L4907] RET, EXPR ldv_tty_port_tty_get_6(& port->port) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, data={12884901889:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ldv_tty_port_tty_get_6(& port->port)={0:0}, port={12884901906:-4}, ref_cnt=1, status=0, urb={0:0}, urb={0:0}, usb_counter=0] [L4907] tty = ldv_tty_port_tty_get_6(& port->port) [L4908] EXPR urb->actual_length VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, data={12884901889:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, port={12884901906:-4}, ref_cnt=1, status=0, tty={0:0}, urb->actual_length=8589934593, urb={0:0}, urb={0:0}, usb_counter=0] [L4908] COND TRUE urb->actual_length != 0U [L4909] EXPR urb->actual_length VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, data={12884901889:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, port={12884901906:-4}, ref_cnt=1, status=0, tty={0:0}, urb->actual_length=8589934593, urb={0:0}, urb={0:0}, usb_counter=0] [L4909] CALL tty_insert_flip_string(tty, (unsigned char const *)data, (size_t )urb->actual_length) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, chars={12884901889:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, tty={0:0}, usb_counter=0] [L5666] int tmp ; VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(size)=1, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, chars={12884901889:0}, chars={12884901889:0}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, size=1, tty={0:0}, tty={0:0}, usb_counter=0] [L5668] CALL ldv_check_tty(tty) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, tty={0:0}, usb_counter=0] [L5783] COND FALSE !((unsigned long )tty != (unsigned long )ldv_latest_tty || tty) VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, tty={0:0}, tty={0:0}, usb_counter=0] [L5785] CALL ldv_error() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] [L4403] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(kobil_device_group0)={0:0}, \old(kobil_device_group1)={0:0}, \old(kobil_device_group2)={0:0}, \old(kobil_device_group3)={0:0}, \old(kobil_driver_group1)={0:0}, \old(ldv_latest_tty)={-4294967295:0}, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_retval_2)=0, \old(ldv_retval_3)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(ref_cnt)=0, \old(usb_counter)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={12884901894:12884901938}, debug=0, id_table={100:0}, kobil_device={102:0}, kobil_device_group0={0:0}, kobil_device_group1={0:0}, kobil_device_group2={0:0}, kobil_device_group3={0:0}, kobil_driver={101:0}, kobil_driver_group1={0:0}, ldv_latest_tty={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_state_variable_0=2, ldv_state_variable_1=4, ldv_state_variable_2=1, ref_cnt=1, usb_counter=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 99 procedures, 804 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 36.5s, OverallIterations: 12, TraceHistogramMax: 9, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 16.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4191 SdHoareTripleChecker+Valid, 13.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4188 mSDsluCounter, 38869 SdHoareTripleChecker+Invalid, 12.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 27950 mSDsCounter, 258 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5965 IncrementalHoareTripleChecker+Invalid, 6223 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 258 mSolverCounterUnsat, 10919 mSDtfsCounter, 5965 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2242 GetRequests, 2183 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7116occurred in iteration=9, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 702 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.7s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 4686 NumberOfCodeBlocks, 4554 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 4539 ConstructedInterpolants, 0 QuantifiedInterpolants, 6106 SizeOfPredicates, 14 NumberOfNonLiveVariables, 20095 ConjunctsInSsa, 180 ConjunctsInUnsatCore, 20 InterpolantComputations, 11 PerfectInterpolantSequences, 4098/4158 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-04-03 05:05:22,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...