./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 43c8f0c9454e649b7582717bd98300fd65d0a21bf61a70018d369ce837b59bf1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 21:50:44,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 21:50:44,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 21:50:44,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 21:50:44,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 21:50:44,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 21:50:44,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 21:50:44,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 21:50:44,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 21:50:44,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 21:50:44,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 21:50:44,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 21:50:44,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 21:50:44,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 21:50:44,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 21:50:44,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 21:50:44,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 21:50:44,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 21:50:44,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 21:50:44,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 21:50:44,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 21:50:44,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 21:50:44,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 21:50:44,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 21:50:44,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 21:50:44,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 21:50:44,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 21:50:44,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 21:50:44,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 21:50:44,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 21:50:44,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 21:50:44,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 21:50:44,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 21:50:44,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 21:50:44,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 21:50:44,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 21:50:44,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 21:50:44,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 21:50:44,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 21:50:44,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 21:50:44,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 21:50:44,351 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-02-20 21:50:44,372 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 21:50:44,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 21:50:44,373 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 21:50:44,373 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 21:50:44,374 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 21:50:44,374 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 21:50:44,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 21:50:44,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 21:50:44,375 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 21:50:44,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 21:50:44,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 21:50:44,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 21:50:44,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 21:50:44,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 21:50:44,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 21:50:44,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 21:50:44,376 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 21:50:44,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 21:50:44,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 21:50:44,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 21:50:44,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 21:50:44,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 21:50:44,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 21:50:44,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 21:50:44,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 21:50:44,383 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 21:50:44,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 21:50:44,385 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 21:50:44,385 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 21:50:44,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 21:50:44,385 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c8f0c9454e649b7582717bd98300fd65d0a21bf61a70018d369ce837b59bf1 [2022-02-20 21:50:44,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 21:50:44,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 21:50:44,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 21:50:44,570 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 21:50:44,571 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 21:50:44,572 INFO L432 ainManager$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--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2022-02-20 21:50:44,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b531cacab/4f15caa876f54603bbe072ab69c7cd52/FLAGf0c4f89cc [2022-02-20 21:50:45,291 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 21:50:45,291 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2022-02-20 21:50:45,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b531cacab/4f15caa876f54603bbe072ab69c7cd52/FLAGf0c4f89cc [2022-02-20 21:50:45,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b531cacab/4f15caa876f54603bbe072ab69c7cd52 [2022-02-20 21:50:45,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 21:50:45,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 21:50:45,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 21:50:45,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 21:50:45,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 21:50:45,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 09:50:45" (1/1) ... [2022-02-20 21:50:45,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@670edef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:45, skipping insertion in model container [2022-02-20 21:50:45,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 09:50:45" (1/1) ... [2022-02-20 21:50:45,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 21:50:45,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 21:50:46,003 WARN L1246 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2022-02-20 21:50:46,352 WARN L230 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--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i[152151,152164] [2022-02-20 21:50:46,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 21:50:46,915 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 21:50:46,996 WARN L1246 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2022-02-20 21:50:47,012 WARN L230 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--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i[152151,152164] [2022-02-20 21:50:47,178 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 21:50:47,282 INFO L208 MainTranslator]: Completed translation [2022-02-20 21:50:47,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47 WrapperNode [2022-02-20 21:50:47,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 21:50:47,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 21:50:47,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 21:50:47,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 21:50:47,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:47,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:48,338 INFO L137 Inliner]: procedures = 232, calls = 3240, calls flagged for inlining = 119, calls inlined = 119, statements flattened = 7430 [2022-02-20 21:50:48,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 21:50:48,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 21:50:48,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 21:50:48,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 21:50:48,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:48,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:48,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:48,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:49,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:49,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:49,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:49,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 21:50:49,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 21:50:49,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 21:50:49,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 21:50:49,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:50:47" (1/1) ... [2022-02-20 21:50:49,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 21:50:49,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 21:50:49,580 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) [2022-02-20 21:50:49,604 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 [2022-02-20 21:50:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_10 [2022-02-20 21:50:49,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_10 [2022-02-20 21:50:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-02-20 21:50:49,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-02-20 21:50:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-02-20 21:50:49,620 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-02-20 21:50:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-02-20 21:50:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-02-20 21:50:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-02-20 21:50:49,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-02-20 21:50:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-02-20 21:50:49,621 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-02-20 21:50:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-02-20 21:50:49,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-02-20 21:50:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-02-20 21:50:49,621 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-02-20 21:50:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-02-20 21:50:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-02-20 21:50:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-02-20 21:50:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-02-20 21:50:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure stk_allocate_buffers [2022-02-20 21:50:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_allocate_buffers [2022-02-20 21:50:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure stk_free_buffers [2022-02-20 21:50:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_free_buffers [2022-02-20 21:50:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-02-20 21:50:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-02-20 21:50:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-02-20 21:50:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-02-20 21:50:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2022-02-20 21:50:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2022-02-20 21:50:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-02-20 21:50:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-02-20 21:50:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure stk_free_sio_buffers [2022-02-20 21:50:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_free_sio_buffers [2022-02-20 21:50:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-20 21:50:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-20 21:50:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-02-20 21:50:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-02-20 21:50:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-02-20 21:50:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-02-20 21:50:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-02-20 21:50:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-02-20 21:50:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-02-20 21:50:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-02-20 21:50:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 21:50:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-02-20 21:50:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-02-20 21:50:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 21:50:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-02-20 21:50:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-02-20 21:50:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-02-20 21:50:49,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-02-20 21:50:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-02-20 21:50:49,626 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-02-20 21:50:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-02-20 21:50:49,627 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-02-20 21:50:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-02-20 21:50:49,627 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-02-20 21:50:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure stk_start_stream [2022-02-20 21:50:49,628 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_start_stream [2022-02-20 21:50:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 21:50:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-20 21:50:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2022-02-20 21:50:49,628 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2022-02-20 21:50:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-02-20 21:50:49,629 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-02-20 21:50:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-02-20 21:50:49,629 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-02-20 21:50:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_read_reg [2022-02-20 21:50:49,629 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_read_reg [2022-02-20 21:50:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-02-20 21:50:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-02-20 21:50:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure __printk_ratelimit [2022-02-20 21:50:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __printk_ratelimit [2022-02-20 21:50:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-02-20 21:50:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-02-20 21:50:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-02-20 21:50:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_stk_mmap [2022-02-20 21:50:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_stk_mmap [2022-02-20 21:50:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-02-20 21:50:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-02-20 21:50:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-02-20 21:50:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-02-20 21:50:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-02-20 21:50:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2022-02-20 21:50:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2022-02-20 21:50:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_stk_poll [2022-02-20 21:50:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_stk_poll [2022-02-20 21:50:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 21:50:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_dev_release [2022-02-20 21:50:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_dev_release [2022-02-20 21:50:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_inb [2022-02-20 21:50:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_inb [2022-02-20 21:50:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-02-20 21:50:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-02-20 21:50:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-02-20 21:50:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-02-20 21:50:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-02-20 21:50:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-02-20 21:50:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-02-20 21:50:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-02-20 21:50:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_vm_close [2022-02-20 21:50:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_vm_close [2022-02-20 21:50:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-02-20 21:50:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-02-20 21:50:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_disconnect [2022-02-20 21:50:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_disconnect [2022-02-20 21:50:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 21:50:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 21:50:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_outb [2022-02-20 21:50:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_outb [2022-02-20 21:50:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure stk_isoc_handler [2022-02-20 21:50:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_isoc_handler [2022-02-20 21:50:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 21:50:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure stk_clean_iso [2022-02-20 21:50:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_clean_iso [2022-02-20 21:50:49,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-02-20 21:50:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-02-20 21:50:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 21:50:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-02-20 21:50:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_check_system [2022-02-20 21:50:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_check_system [2022-02-20 21:50:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-02-20 21:50:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-02-20 21:50:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure stk_try_fmt_vid_cap [2022-02-20 21:50:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_try_fmt_vid_cap [2022-02-20 21:50:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-02-20 21:50:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-02-20 21:50:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-02-20 21:50:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-02-20 21:50:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_write_regvals [2022-02-20 21:50:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_write_regvals [2022-02-20 21:50:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_vm_open [2022-02-20 21:50:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_vm_open [2022-02-20 21:50:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure stk_setup_format [2022-02-20 21:50:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_setup_format [2022-02-20 21:50:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_write_reg [2022-02-20 21:50:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_write_reg [2022-02-20 21:50:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-02-20 21:50:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-02-20 21:50:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_11 [2022-02-20 21:50:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_11 [2022-02-20 21:50:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure stk_initialise [2022-02-20 21:50:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_initialise [2022-02-20 21:50:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-02-20 21:50:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-02-20 21:50:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 21:50:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure stk_stop_stream [2022-02-20 21:50:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_stop_stream [2022-02-20 21:50:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-02-20 21:50:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-02-20 21:50:49,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 21:50:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 21:50:50,371 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 21:50:50,377 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 21:50:50,656 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-02-20 21:50:52,116 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true;