./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.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 f25ec223cc901cfb5a3e00be1544817d430c8ae60d7b7e001ec362f600085d4b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:09:50,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:09:50,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:09:50,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:09:50,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:09:50,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:09:50,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:09:50,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:09:50,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:09:50,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:09:50,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:09:50,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:09:50,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:09:50,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:09:50,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:09:50,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:09:50,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:09:50,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:09:50,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:09:50,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:09:50,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:09:50,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:09:50,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:09:50,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:09:50,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:09:50,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:09:50,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:09:50,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:09:50,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:09:50,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:09:50,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:09:50,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:09:50,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:09:50,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:09:50,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:09:50,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:09:50,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:09:50,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:09:50,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:09:50,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:09:50,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:09:50,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:09:50,498 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:09:50,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:09:50,499 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:09:50,499 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:09:50,499 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:09:50,500 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:09:50,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:09:50,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:09:50,500 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:09:50,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:09:50,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:09:50,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:09:50,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:09:50,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:09:50,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:09:50,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:09:50,502 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:09:50,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:09:50,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:09:50,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:09:50,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:09:50,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:09:50,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:09:50,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:09:50,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:09:50,504 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:09:50,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:09:50,505 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:09:50,505 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:09:50,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:09:50,505 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:09:50,505 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25ec223cc901cfb5a3e00be1544817d430c8ae60d7b7e001ec362f600085d4b [2021-12-22 15:09:50,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:09:50,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:09:50,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:09:50,727 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:09:50,727 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:09:50,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i [2021-12-22 15:09:50,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598c3f414/2888bfb31a0c40148434034fcc2ceaa9/FLAG77b968810 [2021-12-22 15:09:51,604 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:09:51,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i [2021-12-22 15:09:51,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598c3f414/2888bfb31a0c40148434034fcc2ceaa9/FLAG77b968810 [2021-12-22 15:09:52,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598c3f414/2888bfb31a0c40148434034fcc2ceaa9 [2021-12-22 15:09:52,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:09:52,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:09:52,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:09:52,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:09:52,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:09:52,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:09:52" (1/1) ... [2021-12-22 15:09:52,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57d006c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:52, skipping insertion in model container [2021-12-22 15:09:52,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:09:52" (1/1) ... [2021-12-22 15:09:52,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:09:52,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:09:52,745 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4218] [2021-12-22 15:09:54,375 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i[779821,779834] [2021-12-22 15:09:54,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:09:54,539 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:09:54,612 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4218] [2021-12-22 15:09:55,369 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i[779821,779834] [2021-12-22 15:09:55,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:09:55,506 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:09:55,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55 WrapperNode [2021-12-22 15:09:55,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:09:55,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:09:55,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:09:55,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:09:55,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:55,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:56,114 INFO L137 Inliner]: procedures = 127, calls = 23403, calls flagged for inlining = 41, calls inlined = 18, statements flattened = 3710 [2021-12-22 15:09:56,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:09:56,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:09:56,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:09:56,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:09:56,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:56,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:56,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:56,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:56,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:56,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:56,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:56,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:09:56,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:09:56,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:09:56,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:09:56,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:09:55" (1/1) ... [2021-12-22 15:09:56,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:09:56,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:09:57,001 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) [2021-12-22 15:09:57,015 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 [2021-12-22 15:09:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:09:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 15:09:57,028 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 15:09:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:09:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:09:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-12-22 15:09:57,028 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-12-22 15:09:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:09:57,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:09:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:09:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:09:57,029 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:09:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:09:57,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:09:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-22 15:09:57,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-22 15:09:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure setgamma [2021-12-22 15:09:57,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setgamma [2021-12-22 15:09:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:09:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure sd_setgain [2021-12-22 15:09:57,030 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_setgain [2021-12-22 15:09:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_w [2021-12-22 15:09:57,031 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_w [2021-12-22 15:09:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-12-22 15:09:57,031 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-12-22 15:09:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:09:57,031 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:09:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:09:57,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:09:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:09:57,031 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:09:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:09:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-12-22 15:09:57,032 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-12-22 15:09:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure jpeg_set_qual [2021-12-22 15:09:57,032 INFO L138 BoogieDeclarations]: Found implementation of procedure jpeg_set_qual [2021-12-22 15:09:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:09:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure setexposure [2021-12-22 15:09:57,033 INFO L138 BoogieDeclarations]: Found implementation of procedure setexposure [2021-12-22 15:09:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:09:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:09:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-22 15:09:57,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-22 15:09:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure setsharpness [2021-12-22 15:09:57,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setsharpness [2021-12-22 15:09:57,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:09:57,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:09:57,034 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2021-12-22 15:09:57,034 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2021-12-22 15:09:57,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:09:57,034 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2021-12-22 15:09:57,035 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2021-12-22 15:09:57,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:09:57,035 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2021-12-22 15:09:57,035 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2021-12-22 15:09:57,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:09:57,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:09:57,284 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:09:57,285 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation