/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 IntervalDomain -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 01:16:51,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 01:16:51,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 01:16:51,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 01:16:51,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 01:16:51,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 01:16:51,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 01:16:51,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 01:16:51,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 01:16:51,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 01:16:51,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 01:16:51,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 01:16:51,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 01:16:51,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 01:16:51,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 01:16:51,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 01:16:51,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 01:16:51,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 01:16:51,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 01:16:51,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 01:16:51,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 01:16:51,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 01:16:51,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 01:16:51,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 01:16:51,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 01:16:51,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 01:16:51,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 01:16:51,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 01:16:51,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 01:16:51,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 01:16:51,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 01:16:51,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 01:16:51,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 01:16:51,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 01:16:51,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 01:16:51,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 01:16:51,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 01:16:51,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 01:16:51,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 01:16:51,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 01:16:51,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 01:16:51,448 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 [2023-04-01 01:16:51,479 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 01:16:51,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 01:16:51,480 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 01:16:51,480 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 01:16:51,481 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 01:16:51,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 01:16:51,481 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 01:16:51,482 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 01:16:51,482 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 01:16:51,482 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 01:16:51,483 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 01:16:51,483 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 01:16:51,483 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 01:16:51,483 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 01:16:51,483 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 01:16:51,483 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 01:16:51,483 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 01:16:51,484 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 01:16:51,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 01:16:51,484 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 01:16:51,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 01:16:51,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 01:16:51,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 01:16:51,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 01:16:51,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 01:16:51,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 01:16:51,486 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 01:16:51,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 01:16:51,486 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 01:16:51,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 01:16:51,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 01:16:51,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 01:16:51,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 01:16:51,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 01:16:51,487 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 01:16:51,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 01:16:51,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 01:16:51,487 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 01:16:51,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 01:16:51,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 01:16:51,487 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 01:16:51,487 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-04-01 01:16:51,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 01:16:51,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 01:16:51,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 01:16:51,711 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 01:16:51,711 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 01:16:51,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2023-04-01 01:16:52,946 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 01:16:53,502 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 01:16:53,503 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2023-04-01 01:16:53,555 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a0d262c7/1cf93dda6ab34bc6bd840f055d2bc350/FLAG63bbc836c [2023-04-01 01:16:53,571 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a0d262c7/1cf93dda6ab34bc6bd840f055d2bc350 [2023-04-01 01:16:53,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 01:16:53,577 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 01:16:53,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 01:16:53,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 01:16:53,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 01:16:53,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:16:53" (1/1) ... [2023-04-01 01:16:53,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14247ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:53, skipping insertion in model container [2023-04-01 01:16:53,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:16:53" (1/1) ... [2023-04-01 01:16:53,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 01:16:53,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 01:16:55,089 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2023-04-01 01:16:56,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 01:16:56,364 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 01:16:56,452 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2023-04-01 01:16:56,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 01:16:56,921 WARN L667 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 01:16:56,922 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 01:16:56,922 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 01:16:56,928 INFO L208 MainTranslator]: Completed translation [2023-04-01 01:16:56,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56 WrapperNode [2023-04-01 01:16:56,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 01:16:56,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 01:16:56,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 01:16:56,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 01:16:56,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (1/1) ... [2023-04-01 01:16:56,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (1/1) ... [2023-04-01 01:16:57,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (1/1) ... [2023-04-01 01:16:57,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (1/1) ... [2023-04-01 01:16:57,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (1/1) ... [2023-04-01 01:16:57,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (1/1) ... [2023-04-01 01:16:57,231 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (1/1) ... [2023-04-01 01:16:57,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (1/1) ... [2023-04-01 01:16:57,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 01:16:57,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 01:16:57,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 01:16:57,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 01:16:57,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (1/1) ... [2023-04-01 01:16:57,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 01:16:57,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 01:16:57,334 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) [2023-04-01 01:16:57,360 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 [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-04-01 01:16:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-01 01:16:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2023-04-01 01:16:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-04-01 01:16:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2023-04-01 01:16:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 01:16:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-04-01 01:16:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2023-04-01 01:16:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-04-01 01:16:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2023-04-01 01:16:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_out [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-01 01:16:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-01 01:16:57,379 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-04-01 01:16:57,379 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-04-01 01:16:57,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2023-04-01 01:16:57,379 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2023-04-01 01:16:57,379 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-04-01 01:16:57,380 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-01 01:16:57,380 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-01 01:16:57,380 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2023-04-01 01:16:57,380 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2023-04-01 01:16:57,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2023-04-01 01:16:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-04-01 01:16:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2023-04-01 01:16:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2023-04-01 01:16:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-01 01:16:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-01 01:16:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-01 01:16:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 01:16:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 01:16:57,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 01:16:57,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 01:16:57,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 01:16:57,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-01 01:16:57,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 01:16:57,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 01:16:57,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_init [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_exit [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_disconnect [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_minors [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure release_minors [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2023-04-01 01:16:57,383 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2023-04-01 01:16:57,384 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2023-04-01 01:16:57,384 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2023-04-01 01:16:57,384 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_close [2023-04-01 01:16:57,384 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2023-04-01 01:16:57,384 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2023-04-01 01:16:57,385 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2023-04-01 01:16:57,385 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2023-04-01 01:16:57,385 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2023-04-01 01:16:57,385 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2023-04-01 01:16:57,385 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2023-04-01 01:16:57,385 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2023-04-01 01:16:57,386 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2023-04-01 01:16:57,386 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2023-04-01 01:16:57,386 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_show [2023-04-01 01:16:57,386 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2023-04-01 01:16:57,386 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2023-04-01 01:16:57,386 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2023-04-01 01:16:57,386 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2023-04-01 01:16:57,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_unpoison_urbs [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_release [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure create_serial [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure match_dynamic_id [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure search_serial_device [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2023-04-01 01:16:57,387 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_init [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_exit [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_operations_init [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2023-04-01 01:16:57,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2023-04-01 01:16:57,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2023-04-01 01:16:57,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2023-04-01 01:16:57,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2023-04-01 01:16:57,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_7 [2023-04-01 01:16:57,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_8 [2023-04-01 01:16:57,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_6 [2023-04-01 01:16:57,390 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 01:16:57,390 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-04-01 01:16:57,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf_2 [2023-04-01 01:16:57,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_3 [2023-04-01 01:16:57,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_4 [2023-04-01 01:16:57,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_5 [2023-04-01 01:16:57,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_6 [2023-04-01 01:16:57,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_7 [2023-04-01 01:16:57,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_8 [2023-04-01 01:16:57,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_9 [2023-04-01 01:16:57,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2023-04-01 01:16:57,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_11 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev_12 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_13 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_14 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_15 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_17 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_18 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_19 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_21 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_22 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_26 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_27 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_28 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_29 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_30 [2023-04-01 01:16:57,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_31 [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-04-01 01:16:57,401 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure flag_buf_ptr [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_register [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_deregister [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_close [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_prepare_write_buffer [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_room [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_chars_in_buffer [2023-04-01 01:16:57,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_wait_until_sent [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_process_read_urb [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_break [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_dcd_change [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_4 [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2023-04-01 01:16:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_register_drivers_39 [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_drivers_40 [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_41 [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure port_number_show [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dynids [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_register [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_deregister [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_attribute_2 [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bus_type_1 [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2023-04-01 01:16:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_44 [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_register_device_45 [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_46 [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_47 [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_unregister_device_48 [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_49 [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___2 [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2023-04-01 01:16:57,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2023-04-01 01:16:57,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2023-04-01 01:16:57,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2023-04-01 01:16:57,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2023-04-01 01:16:57,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2023-04-01 01:16:57,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-01 01:16:57,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-01 01:16:57,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-01 01:16:57,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2023-04-01 01:16:57,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-01 01:16:57,411 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_register [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-04-01 01:16:57,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_sysrq [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-04-01 01:16:57,413 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destruct_7 [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_5 [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_4 [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-04-01 01:16:57,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2023-04-01 01:16:57,415 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_install [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2023-04-01 01:16:57,416 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_show_dynids [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 01:16:57,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 01:16:57,418 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2023-04-01 01:16:57,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_out [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 01:16:57,419 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-04-01 01:16:57,420 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_4 [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure bus_register [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2023-04-01 01:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_22 [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_21 [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf_2 [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev_12 [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_3 [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_5 [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_6 [2023-04-01 01:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_7 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_26 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_29 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_27 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_28 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_30 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_31 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_14 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_18 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_13 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_15 [2023-04-01 01:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_17 [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_19 [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_8 [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_9 [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_11 [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-04-01 01:16:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_install [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2023-04-01 01:16:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 01:16:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_attribute_2 [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_7 [2023-04-01 01:16:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_4 [2023-04-01 01:16:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_8 [2023-04-01 01:16:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_6 [2023-04-01 01:16:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bus_type_1 [2023-04-01 01:16:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2023-04-01 01:16:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_init [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_exit [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_disconnect [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_close [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_room [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_chars_in_buffer [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_wait_until_sent [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_register [2023-04-01 01:16:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_deregister [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_process_read_urb [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_prepare_write_buffer [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_register [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_deregister [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_minors [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure release_minors [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2023-04-01 01:16:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_close [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2023-04-01 01:16:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_show [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_unpoison_urbs [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_release [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure create_serial [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure match_dynamic_id [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2023-04-01 01:16:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure search_serial_device [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_init [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_exit [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_operations_init [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_5 [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destruct_7 [2023-04-01 01:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-01 01:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-01 01:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_41 [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure flag_buf_ptr [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure handle_sysrq [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2023-04-01 01:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_register_drivers_39 [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_drivers_40 [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2023-04-01 01:16:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_break [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_dcd_change [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_4 [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-04-01 01:16:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_44 [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_47 [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_46 [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_49 [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_show_dynids [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_register_device_45 [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_unregister_device_48 [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure port_number_show [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2023-04-01 01:16:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure free_dynids [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___2 [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 01:16:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 01:16:58,434 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 01:16:58,441 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 01:16:58,768 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 01:17:02,567 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___2FINAL: assume true; [2023-04-01 01:17:09,976 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 01:17:11,260 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 01:17:11,261 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 01:17:11,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:17:11 BoogieIcfgContainer [2023-04-01 01:17:11,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 01:17:11,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 01:17:11,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 01:17:11,274 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 01:17:11,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 01:16:53" (1/3) ... [2023-04-01 01:17:11,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d6f5c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:17:11, skipping insertion in model container [2023-04-01 01:17:11,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:16:56" (2/3) ... [2023-04-01 01:17:11,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d6f5c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:17:11, skipping insertion in model container [2023-04-01 01:17:11,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:17:11" (3/3) ... [2023-04-01 01:17:11,277 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2023-04-01 01:17:11,295 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 01:17:11,295 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 01:17:11,401 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 01:17:11,407 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;@5488d5d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 01:17:11,407 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 01:17:11,420 INFO L276 IsEmpty]: Start isEmpty. Operand has 2778 states, 1651 states have (on average 1.2883101150817686) internal successors, (2127), 1717 states have internal predecessors, (2127), 790 states have call successors, (790), 331 states have call predecessors, (790), 329 states have return successors, (776), 755 states have call predecessors, (776), 776 states have call successors, (776) [2023-04-01 01:17:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-04-01 01:17:11,451 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:17:11,452 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:17:11,452 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:17:11,458 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:17:11,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1568668879, now seen corresponding path program 1 times [2023-04-01 01:17:11,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:17:11,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300983250] [2023-04-01 01:17:11,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:17:11,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:17:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:17:12,323 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-04-01 01:17:12,324 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:17:12,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300983250] [2023-04-01 01:17:12,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300983250] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:17:12,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:17:12,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:17:12,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013578304] [2023-04-01 01:17:12,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:17:12,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:17:12,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:17:12,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:17:12,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:17:12,370 INFO L87 Difference]: Start difference. First operand has 2778 states, 1651 states have (on average 1.2883101150817686) internal successors, (2127), 1717 states have internal predecessors, (2127), 790 states have call successors, (790), 331 states have call predecessors, (790), 329 states have return successors, (776), 755 states have call predecessors, (776), 776 states have call successors, (776) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-04-01 01:17:14,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:17:14,105 INFO L93 Difference]: Finished difference Result 7322 states and 9967 transitions. [2023-04-01 01:17:14,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:17:14,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 84 [2023-04-01 01:17:14,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:17:14,163 INFO L225 Difference]: With dead ends: 7322 [2023-04-01 01:17:14,164 INFO L226 Difference]: Without dead ends: 4798 [2023-04-01 01:17:14,189 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 [2023-04-01 01:17:14,194 INFO L413 NwaCegarLoop]: 3041 mSDtfsCounter, 3182 mSDsluCounter, 2923 mSDsCounter, 0 mSdLazyCounter, 610 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3182 SdHoareTripleChecker+Valid, 5964 SdHoareTripleChecker+Invalid, 613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-01 01:17:14,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3182 Valid, 5964 Invalid, 613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 610 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-01 01:17:14,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4798 states. [2023-04-01 01:17:14,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4798 to 4795. [2023-04-01 01:17:14,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4795 states, 2892 states have (on average 1.2835408022130015) internal successors, (3712), 2971 states have internal predecessors, (3712), 1324 states have call successors, (1324), 581 states have call predecessors, (1324), 578 states have return successors, (1315), 1276 states have call predecessors, (1315), 1315 states have call successors, (1315) [2023-04-01 01:17:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4795 states to 4795 states and 6351 transitions. [2023-04-01 01:17:14,596 INFO L78 Accepts]: Start accepts. Automaton has 4795 states and 6351 transitions. Word has length 84 [2023-04-01 01:17:14,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:17:14,597 INFO L495 AbstractCegarLoop]: Abstraction has 4795 states and 6351 transitions. [2023-04-01 01:17:14,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-04-01 01:17:14,597 INFO L276 IsEmpty]: Start isEmpty. Operand 4795 states and 6351 transitions. [2023-04-01 01:17:14,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-04-01 01:17:14,606 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:17:14,606 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:17:14,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 01:17:14,607 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:17:14,607 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:17:14,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1556169515, now seen corresponding path program 1 times [2023-04-01 01:17:14,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:17:14,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363152079] [2023-04-01 01:17:14,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:17:14,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:17:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:17:15,042 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-04-01 01:17:15,043 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:17:15,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363152079] [2023-04-01 01:17:15,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363152079] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:17:15,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:17:15,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:17:15,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86935040] [2023-04-01 01:17:15,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:17:15,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:17:15,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:17:15,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:17:15,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:17:15,049 INFO L87 Difference]: Start difference. First operand 4795 states and 6351 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-04-01 01:17:16,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:17:16,690 INFO L93 Difference]: Finished difference Result 13924 states and 18366 transitions. [2023-04-01 01:17:16,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:17:16,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 96 [2023-04-01 01:17:16,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:17:16,748 INFO L225 Difference]: With dead ends: 13924 [2023-04-01 01:17:16,748 INFO L226 Difference]: Without dead ends: 9158 [2023-04-01 01:17:16,773 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 [2023-04-01 01:17:16,774 INFO L413 NwaCegarLoop]: 3024 mSDtfsCounter, 2972 mSDsluCounter, 2861 mSDsCounter, 0 mSdLazyCounter, 701 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2972 SdHoareTripleChecker+Valid, 5885 SdHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 01:17:16,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2972 Valid, 5885 Invalid, 703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 701 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 01:17:16,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9158 states. [2023-04-01 01:17:17,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9158 to 9107. [2023-04-01 01:17:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9107 states, 5475 states have (on average 1.275799086757991) internal successors, (6985), 5625 states have internal predecessors, (6985), 2510 states have call successors, (2510), 1124 states have call predecessors, (2510), 1121 states have return successors, (2501), 2423 states have call predecessors, (2501), 2501 states have call successors, (2501) [2023-04-01 01:17:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9107 states to 9107 states and 11996 transitions. [2023-04-01 01:17:17,281 INFO L78 Accepts]: Start accepts. Automaton has 9107 states and 11996 transitions. Word has length 96 [2023-04-01 01:17:17,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:17:17,283 INFO L495 AbstractCegarLoop]: Abstraction has 9107 states and 11996 transitions. [2023-04-01 01:17:17,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-04-01 01:17:17,284 INFO L276 IsEmpty]: Start isEmpty. Operand 9107 states and 11996 transitions. [2023-04-01 01:17:17,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-04-01 01:17:17,291 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:17:17,292 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:17:17,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 01:17:17,292 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:17:17,292 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:17:17,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1532049234, now seen corresponding path program 1 times [2023-04-01 01:17:17,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:17:17,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253015628] [2023-04-01 01:17:17,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:17:17,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:17:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:17:17,649 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-04-01 01:17:17,650 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:17:17,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253015628] [2023-04-01 01:17:17,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253015628] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:17:17,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:17:17,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:17:17,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479001623] [2023-04-01 01:17:17,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:17:17,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:17:17,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:17:17,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:17:17,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:17:17,655 INFO L87 Difference]: Start difference. First operand 9107 states and 11996 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-04-01 01:17:19,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:17:19,479 INFO L93 Difference]: Finished difference Result 27133 states and 35726 transitions. [2023-04-01 01:17:19,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:17:19,480 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 111 [2023-04-01 01:17:19,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:17:19,628 INFO L225 Difference]: With dead ends: 27133 [2023-04-01 01:17:19,628 INFO L226 Difference]: Without dead ends: 18055 [2023-04-01 01:17:19,683 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 [2023-04-01 01:17:19,686 INFO L413 NwaCegarLoop]: 3309 mSDtfsCounter, 3214 mSDsluCounter, 2942 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3214 SdHoareTripleChecker+Valid, 6251 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 01:17:19,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3214 Valid, 6251 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 01:17:19,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18055 states. [2023-04-01 01:17:20,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18055 to 18003. [2023-04-01 01:17:20,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18003 states, 10831 states have (on average 1.2753208383344106) internal successors, (13813), 11121 states have internal predecessors, (13813), 4952 states have call successors, (4952), 2222 states have call predecessors, (4952), 2219 states have return successors, (4943), 4791 states have call predecessors, (4943), 4943 states have call successors, (4943) [2023-04-01 01:17:20,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18003 states to 18003 states and 23708 transitions. [2023-04-01 01:17:20,680 INFO L78 Accepts]: Start accepts. Automaton has 18003 states and 23708 transitions. Word has length 111 [2023-04-01 01:17:20,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:17:20,680 INFO L495 AbstractCegarLoop]: Abstraction has 18003 states and 23708 transitions. [2023-04-01 01:17:20,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-04-01 01:17:20,681 INFO L276 IsEmpty]: Start isEmpty. Operand 18003 states and 23708 transitions. [2023-04-01 01:17:20,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-04-01 01:17:20,691 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:17:20,691 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:17:20,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 01:17:20,692 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:17:20,692 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:17:20,692 INFO L85 PathProgramCache]: Analyzing trace with hash 524997202, now seen corresponding path program 1 times [2023-04-01 01:17:20,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:17:20,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389947917] [2023-04-01 01:17:20,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:17:20,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:17:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:17:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-04-01 01:17:21,007 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:17:21,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389947917] [2023-04-01 01:17:21,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389947917] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:17:21,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:17:21,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:17:21,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774790266] [2023-04-01 01:17:21,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:17:21,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:17:21,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:17:21,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:17:21,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:17:21,009 INFO L87 Difference]: Start difference. First operand 18003 states and 23708 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-04-01 01:17:23,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:17:23,394 INFO L93 Difference]: Finished difference Result 53247 states and 70628 transitions. [2023-04-01 01:17:23,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:17:23,395 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 108 [2023-04-01 01:17:23,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:17:23,626 INFO L225 Difference]: With dead ends: 53247 [2023-04-01 01:17:23,626 INFO L226 Difference]: Without dead ends: 35273 [2023-04-01 01:17:23,712 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 [2023-04-01 01:17:23,715 INFO L413 NwaCegarLoop]: 3106 mSDtfsCounter, 3262 mSDsluCounter, 2929 mSDsCounter, 0 mSdLazyCounter, 651 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3262 SdHoareTripleChecker+Valid, 6035 SdHoareTripleChecker+Invalid, 655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-01 01:17:23,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3262 Valid, 6035 Invalid, 655 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 651 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-01 01:17:23,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35273 states. [2023-04-01 01:17:25,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35273 to 35135. [2023-04-01 01:17:25,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35135 states, 21143 states have (on average 1.273849501016885) internal successors, (26933), 21701 states have internal predecessors, (26933), 9662 states have call successors, (9662), 4332 states have call predecessors, (9662), 4329 states have return successors, (10205), 9357 states have call predecessors, (10205), 9653 states have call successors, (10205) [2023-04-01 01:17:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35135 states to 35135 states and 46800 transitions. [2023-04-01 01:17:25,754 INFO L78 Accepts]: Start accepts. Automaton has 35135 states and 46800 transitions. Word has length 108 [2023-04-01 01:17:25,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:17:25,755 INFO L495 AbstractCegarLoop]: Abstraction has 35135 states and 46800 transitions. [2023-04-01 01:17:25,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-04-01 01:17:25,755 INFO L276 IsEmpty]: Start isEmpty. Operand 35135 states and 46800 transitions. [2023-04-01 01:17:25,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-04-01 01:17:25,758 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:17:25,758 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:17:25,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 01:17:25,758 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:17:25,759 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:17:25,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1406737885, now seen corresponding path program 1 times [2023-04-01 01:17:25,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:17:25,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261858401] [2023-04-01 01:17:25,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:17:25,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:17:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:17:26,830 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-04-01 01:17:26,831 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:17:26,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261858401] [2023-04-01 01:17:26,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261858401] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:17:26,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:17:26,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:17:26,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723595650] [2023-04-01 01:17:26,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:17:26,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:17:26,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:17:26,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:17:26,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:17:26,833 INFO L87 Difference]: Start difference. First operand 35135 states and 46800 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-01 01:17:29,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:17:29,976 INFO L93 Difference]: Finished difference Result 69235 states and 92603 transitions. [2023-04-01 01:17:29,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:17:29,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 107 [2023-04-01 01:17:29,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:17:30,391 INFO L225 Difference]: With dead ends: 69235 [2023-04-01 01:17:30,392 INFO L226 Difference]: Without dead ends: 69232 [2023-04-01 01:17:30,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:17:30,434 INFO L413 NwaCegarLoop]: 3001 mSDtfsCounter, 3164 mSDsluCounter, 2961 mSDsCounter, 0 mSdLazyCounter, 613 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3164 SdHoareTripleChecker+Valid, 5962 SdHoareTripleChecker+Invalid, 614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-01 01:17:30,436 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3164 Valid, 5962 Invalid, 614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 613 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-01 01:17:30,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69232 states. [2023-04-01 01:17:33,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69232 to 69204. [2023-04-01 01:17:33,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69204 states, 41659 states have (on average 1.2747785592549028) internal successors, (53106), 42833 states have internal predecessors, (53106), 19049 states have call successors, (19049), 8579 states have call predecessors, (19049), 8495 states have return successors, (20415), 18303 states have call predecessors, (20415), 19039 states have call successors, (20415) [2023-04-01 01:17:34,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69204 states to 69204 states and 92570 transitions. [2023-04-01 01:17:34,381 INFO L78 Accepts]: Start accepts. Automaton has 69204 states and 92570 transitions. Word has length 107 [2023-04-01 01:17:34,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:17:34,382 INFO L495 AbstractCegarLoop]: Abstraction has 69204 states and 92570 transitions. [2023-04-01 01:17:34,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-01 01:17:34,382 INFO L276 IsEmpty]: Start isEmpty. Operand 69204 states and 92570 transitions. [2023-04-01 01:17:34,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-04-01 01:17:34,385 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:17:34,385 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:17:34,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 01:17:34,386 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:17:34,386 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:17:34,386 INFO L85 PathProgramCache]: Analyzing trace with hash -660740493, now seen corresponding path program 1 times [2023-04-01 01:17:34,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:17:34,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542595591] [2023-04-01 01:17:34,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:17:34,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:17:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:17:35,498 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-04-01 01:17:35,499 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:17:35,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542595591] [2023-04-01 01:17:35,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542595591] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:17:35,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:17:35,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:17:35,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557616733] [2023-04-01 01:17:35,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:17:35,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:17:35,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:17:35,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:17:35,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:17:35,501 INFO L87 Difference]: Start difference. First operand 69204 states and 92570 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17)