./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-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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-32_7a-drivers--media--usb--hdpvr--hdpvr.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 36ceafd06ff8edf978d6e6368f77b2e7bfc9f64766b3a45f15eb439785379929 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 00:44:46,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 00:44:46,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 00:44:46,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 00:44:46,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 00:44:46,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 00:44:46,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 00:44:46,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 00:44:46,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 00:44:46,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 00:44:46,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 00:44:46,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 00:44:46,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 00:44:46,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 00:44:46,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 00:44:46,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 00:44:46,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 00:44:46,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 00:44:46,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 00:44:46,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 00:44:46,993 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 00:44:46,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 00:44:46,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 00:44:46,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 00:44:46,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 00:44:47,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 00:44:47,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 00:44:47,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 00:44:47,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 00:44:47,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 00:44:47,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 00:44:47,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 00:44:47,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 00:44:47,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 00:44:47,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 00:44:47,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 00:44:47,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 00:44:47,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 00:44:47,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 00:44:47,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 00:44:47,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 00:44:47,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 00:44:47,012 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 00:44:47,037 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 00:44:47,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 00:44:47,039 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 00:44:47,039 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 00:44:47,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 00:44:47,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 00:44:47,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 00:44:47,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 00:44:47,040 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 00:44:47,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 00:44:47,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 00:44:47,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 00:44:47,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 00:44:47,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 00:44:47,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 00:44:47,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 00:44:47,042 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 00:44:47,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 00:44:47,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 00:44:47,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 00:44:47,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 00:44:47,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:44:47,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 00:44:47,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 00:44:47,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 00:44:47,049 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 00:44:47,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 00:44:47,050 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 00:44:47,050 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 00:44:47,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 00:44:47,050 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36ceafd06ff8edf978d6e6368f77b2e7bfc9f64766b3a45f15eb439785379929 [2022-07-20 00:44:47,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 00:44:47,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 00:44:47,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 00:44:47,255 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 00:44:47,255 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 00:44:47,256 INFO L432 ainManager$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-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i [2022-07-20 00:44:47,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50e39a41e/2b95af40ca394b99b6115d0e5e66b048/FLAG169d39f9d [2022-07-20 00:44:48,080 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 00:44:48,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i [2022-07-20 00:44:48,117 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50e39a41e/2b95af40ca394b99b6115d0e5e66b048/FLAG169d39f9d [2022-07-20 00:44:48,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50e39a41e/2b95af40ca394b99b6115d0e5e66b048 [2022-07-20 00:44:48,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 00:44:48,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 00:44:48,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 00:44:48,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 00:44:48,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 00:44:48,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:48" (1/1) ... [2022-07-20 00:44:48,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e04d328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:48, skipping insertion in model container [2022-07-20 00:44:48,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:48" (1/1) ... [2022-07-20 00:44:48,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 00:44:48,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:44:48,767 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4023] [2022-07-20 00:44:50,356 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-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i[321780,321793] [2022-07-20 00:44:50,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:44:50,559 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 00:44:50,619 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4023] [2022-07-20 00:44:50,845 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-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i[321780,321793] [2022-07-20 00:44:50,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:44:50,989 INFO L208 MainTranslator]: Completed translation [2022-07-20 00:44:50,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50 WrapperNode [2022-07-20 00:44:50,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 00:44:50,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 00:44:50,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 00:44:50,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 00:44:50,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:51,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:52,470 INFO L137 Inliner]: procedures = 424, calls = 5741, calls flagged for inlining = 183, calls inlined = 174, statements flattened = 11072 [2022-07-20 00:44:52,471 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 00:44:52,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 00:44:52,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 00:44:52,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 00:44:52,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:52,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:53,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:53,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:54,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:54,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:54,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:54,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 00:44:54,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 00:44:54,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 00:44:54,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 00:44:54,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:50" (1/1) ... [2022-07-20 00:44:54,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:44:54,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 00:44:54,252 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) [2022-07-20 00:44:54,298 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 [2022-07-20 00:44:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure list_size [2022-07-20 00:44:54,312 INFO L138 BoogieDeclarations]: Found implementation of procedure list_size [2022-07-20 00:44:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 00:44:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 00:44:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 00:44:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 00:44:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_free_buffers [2022-07-20 00:44:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_free_buffers [2022-07-20 00:44:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-07-20 00:44:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-07-20 00:44:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-07-20 00:44:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-07-20 00:44:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_set_audio [2022-07-20 00:44:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_set_audio [2022-07-20 00:44:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_config_call [2022-07-20 00:44:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_config_call [2022-07-20 00:44:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2022-07-20 00:44:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2022-07-20 00:44:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-07-20 00:44:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-07-20 00:44:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-07-20 00:44:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure get_video_info [2022-07-20 00:44:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure get_video_info [2022-07-20 00:44:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-07-20 00:44:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-07-20 00:44:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2022-07-20 00:44:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2022-07-20 00:44:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_get_next_buffer [2022-07-20 00:44:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_get_next_buffer [2022-07-20 00:44:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-07-20 00:44:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-07-20 00:44:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 00:44:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_poll [2022-07-20 00:44:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_poll [2022-07-20 00:44:54,316 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-20 00:44:54,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-20 00:44:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-20 00:44:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-20 00:44:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-20 00:44:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-20 00:44:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-20 00:44:54,317 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-07-20 00:44:54,317 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-07-20 00:44:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-20 00:44:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-20 00:44:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 00:44:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 00:44:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_i2c_write [2022-07-20 00:44:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_i2c_write [2022-07-20 00:44:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-20 00:44:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-20 00:44:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-20 00:44:54,319 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-20 00:44:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-20 00:44:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-20 00:44:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_delete [2022-07-20 00:44:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_delete [2022-07-20 00:44:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2022-07-20 00:44:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2022-07-20 00:44:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-20 00:44:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-20 00:44:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 00:44:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_stop_streaming [2022-07-20 00:44:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_stop_streaming [2022-07-20 00:44:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 00:44:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 00:44:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-07-20 00:44:54,322 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-07-20 00:44:54,322 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-20 00:44:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-20 00:44:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_cancel_queue [2022-07-20 00:44:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_cancel_queue [2022-07-20 00:44:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2022-07-20 00:44:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2022-07-20 00:44:54,323 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-20 00:44:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-20 00:44:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-20 00:44:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-20 00:44:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 00:44:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 00:44:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_start_streaming [2022-07-20 00:44:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_start_streaming [2022-07-20 00:44:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_i2c_read [2022-07-20 00:44:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_i2c_read [2022-07-20 00:44:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-07-20 00:44:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-07-20 00:44:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-20 00:44:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-20 00:44:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 00:44:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 00:44:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 00:44:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 00:44:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-20 00:44:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-20 00:44:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 00:44:54,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 00:44:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-20 00:44:54,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-20 00:44:54,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 00:44:54,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 00:44:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-20 00:44:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-20 00:44:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-20 00:44:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-20 00:44:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-07-20 00:44:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-07-20 00:44:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 00:44:54,328 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 00:44:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 00:44:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 00:44:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-07-20 00:44:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-07-20 00:44:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_io_mutex_of_hdpvr_device [2022-07-20 00:44:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_io_mutex_of_hdpvr_device [2022-07-20 00:44:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-07-20 00:44:54,330 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-07-20 00:44:54,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 00:44:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2022-07-20 00:44:54,332 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2022-07-20 00:44:54,332 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-20 00:44:54,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-20 00:44:54,333 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-20 00:44:54,333 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-20 00:44:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-20 00:44:54,334 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-20 00:44:54,334 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-07-20 00:44:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-07-20 00:44:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-20 00:44:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-20 00:44:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i2c_mutex_of_hdpvr_device [2022-07-20 00:44:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i2c_mutex_of_hdpvr_device [2022-07-20 00:44:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_set_bitrate [2022-07-20 00:44:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_set_bitrate [2022-07-20 00:44:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-20 00:44:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-20 00:44:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_io_mutex_of_hdpvr_device [2022-07-20 00:44:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_io_mutex_of_hdpvr_device [2022-07-20 00:44:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_free_queue [2022-07-20 00:44:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_free_queue [2022-07-20 00:44:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 00:44:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 00:44:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-20 00:44:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_transmit_buffers [2022-07-20 00:44:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_transmit_buffers [2022-07-20 00:44:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2022-07-20 00:44:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2022-07-20 00:44:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-20 00:44:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-20 00:44:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i2c_mutex_of_hdpvr_device [2022-07-20 00:44:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i2c_mutex_of_hdpvr_device [2022-07-20 00:44:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usbc_mutex_of_hdpvr_device [2022-07-20 00:44:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usbc_mutex_of_hdpvr_device [2022-07-20 00:44:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-20 00:44:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-20 00:44:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usbc_mutex_of_hdpvr_device [2022-07-20 00:44:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usbc_mutex_of_hdpvr_device [2022-07-20 00:44:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-07-20 00:44:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-07-20 00:44:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-20 00:44:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-20 00:44:55,167 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 00:44:55,169 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 00:44:55,304 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;