./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa --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 c949ef625c1320c82a126579e0c388cf71e84105e3645852e16ece1321dee8d3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 21:57:18,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 21:57:18,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 21:57:18,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 21:57:18,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 21:57:18,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 21:57:18,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 21:57:18,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 21:57:18,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 21:57:18,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 21:57:18,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 21:57:18,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 21:57:18,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 21:57:18,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 21:57:18,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 21:57:18,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 21:57:18,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 21:57:18,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 21:57:18,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 21:57:18,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 21:57:18,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 21:57:18,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 21:57:18,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 21:57:18,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 21:57:18,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 21:57:18,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 21:57:18,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 21:57:18,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 21:57:18,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 21:57:18,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 21:57:18,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 21:57:18,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 21:57:18,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 21:57:18,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 21:57:18,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 21:57:18,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 21:57:18,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 21:57:18,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 21:57:18,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 21:57:18,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 21:57:18,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 21:57:18,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 21:57:18,144 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 21:57:18,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 21:57:18,144 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 21:57:18,144 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 21:57:18,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 21:57:18,145 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 21:57:18,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 21:57:18,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 21:57:18,146 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 21:57:18,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 21:57:18,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 21:57:18,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 21:57:18,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 21:57:18,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 21:57:18,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 21:57:18,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 21:57:18,147 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 21:57:18,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 21:57:18,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 21:57:18,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 21:57:18,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 21:57:18,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:57:18,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 21:57:18,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 21:57:18,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 21:57:18,155 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 21:57:18,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 21:57:18,155 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 21:57:18,155 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 21:57:18,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 21:57:18,155 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 21:57:18,155 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c949ef625c1320c82a126579e0c388cf71e84105e3645852e16ece1321dee8d3 [2021-12-06 21:57:18,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 21:57:18,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 21:57:18,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 21:57:18,352 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 21:57:18,353 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 21:57:18,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i [2021-12-06 21:57:18,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/data/efff2195c/3bb11e5e1aea478aa478ba104c0a21c9/FLAG04a441499 [2021-12-06 21:57:19,016 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 21:57:19,017 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i [2021-12-06 21:57:19,047 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/data/efff2195c/3bb11e5e1aea478aa478ba104c0a21c9/FLAG04a441499 [2021-12-06 21:57:19,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/data/efff2195c/3bb11e5e1aea478aa478ba104c0a21c9 [2021-12-06 21:57:19,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 21:57:19,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 21:57:19,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 21:57:19,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 21:57:19,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 21:57:19,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:57:19" (1/1) ... [2021-12-06 21:57:19,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5651e20f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:19, skipping insertion in model container [2021-12-06 21:57:19,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:57:19" (1/1) ... [2021-12-06 21:57:19,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 21:57:19,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:57:21,369 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444190,444203] [2021-12-06 21:57:21,371 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444356,444369] [2021-12-06 21:57:21,372 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444520,444533] [2021-12-06 21:57:21,372 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444685,444698] [2021-12-06 21:57:21,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:57:21,482 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 21:57:22,023 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444190,444203] [2021-12-06 21:57:22,023 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444356,444369] [2021-12-06 21:57:22,024 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444520,444533] [2021-12-06 21:57:22,024 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-em28xx-em28xx.cil.i[444685,444698] [2021-12-06 21:57:22,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:57:22,160 INFO L208 MainTranslator]: Completed translation [2021-12-06 21:57:22,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22 WrapperNode [2021-12-06 21:57:22,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 21:57:22,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 21:57:22,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 21:57:22,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 21:57:22,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:22,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:23,901 INFO L137 Inliner]: procedures = 320, calls = 14188, calls flagged for inlining = 148, calls inlined = 114, statements flattened = 19388 [2021-12-06 21:57:23,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 21:57:23,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 21:57:23,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 21:57:23,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 21:57:23,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:23,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:24,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:24,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:25,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:25,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:25,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:25,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 21:57:25,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 21:57:25,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 21:57:25,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 21:57:25,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:57:22" (1/1) ... [2021-12-06 21:57:25,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:57:25,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:57:25,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 21:57:25,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89533331-e9b5-457a-9e4b-bd3310e6e37c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 21:57:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-06 21:57:25,751 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-06 21:57:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2021-12-06 21:57:25,751 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2021-12-06 21:57:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-12-06 21:57:25,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-12-06 21:57:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 21:57:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_do_i2c_scan [2021-12-06 21:57:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_do_i2c_scan [2021-12-06 21:57:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 21:57:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 21:57:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 21:57:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 21:57:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 21:57:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_probe [2021-12-06 21:57:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_probe [2021-12-06 21:57:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-12-06 21:57:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-12-06 21:57:25,753 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hint_board [2021-12-06 21:57:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hint_board [2021-12-06 21:57:25,753 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_recv_bytes [2021-12-06 21:57:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_recv_bytes [2021-12-06 21:57:25,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 21:57:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 21:57:25,753 INFO L130 BoogieDeclarations]: Found specification of procedure em25xx_bus_B_recv_bytes [2021-12-06 21:57:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure em25xx_bus_B_recv_bytes [2021-12-06 21:57:25,753 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req_len [2021-12-06 21:57:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req_len [2021-12-06 21:57:25,754 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2021-12-06 21:57:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2021-12-06 21:57:25,754 INFO L130 BoogieDeclarations]: Found specification of procedure em2800_i2c_recv_bytes [2021-12-06 21:57:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure em2800_i2c_recv_bytes [2021-12-06 21:57:25,754 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 21:57:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 21:57:25,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 21:57:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 21:57:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_release_resources [2021-12-06 21:57:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_release_resources [2021-12-06 21:57:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs_req [2021-12-06 21:57:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs_req [2021-12-06 21:57:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hash_mem [2021-12-06 21:57:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hash_mem [2021-12-06 21:57:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_ac97 [2021-12-06 21:57:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_ac97 [2021-12-06 21:57:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 21:57:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2021-12-06 21:57:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2021-12-06 21:57:25,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_em28xx [2021-12-06 21:57:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_em28xx [2021-12-06 21:57:25,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 21:57:25,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-06 21:57:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-06 21:57:25,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-06 21:57:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-06 21:57:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2021-12-06 21:57:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2021-12-06 21:57:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-06 21:57:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-06 21:57:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 21:57:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 21:57:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2021-12-06 21:57:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2021-12-06 21:57:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-06 21:57:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-06 21:57:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_register [2021-12-06 21:57:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_register [2021-12-06 21:57:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-06 21:57:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-06 21:57:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-06 21:57:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-06 21:57:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-06 21:57:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-06 21:57:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-06 21:57:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-06 21:57:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2021-12-06 21:57:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2021-12-06 21:57:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-06 21:57:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-06 21:57:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-06 21:57:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-06 21:57:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_camera [2021-12-06 21:57:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_camera [2021-12-06 21:57:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2021-12-06 21:57:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2021-12-06 21:57:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req [2021-12-06 21:57:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req [2021-12-06 21:57:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 21:57:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 21:57:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 21:57:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-12-06 21:57:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-12-06 21:57:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_is_ac97_ready [2021-12-06 21:57:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_is_ac97_ready [2021-12-06 21:57:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_read_block [2021-12-06 21:57:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_read_block [2021-12-06 21:57:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2021-12-06 21:57:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ctrl_urb_lock_of_em28xx [2021-12-06 21:57:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2021-12-06 21:57:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ctrl_urb_lock_of_em28xx [2021-12-06 21:57:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 21:57:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-06 21:57:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-06 21:57:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev_board [2021-12-06 21:57:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev_board [2021-12-06 21:57:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 21:57:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-06 21:57:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-06 21:57:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-06 21:57:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-06 21:57:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_unregister [2021-12-06 21:57:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_unregister [2021-12-06 21:57:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 21:57:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 21:57:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-06 21:57:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-06 21:57:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-06 21:57:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-06 21:57:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-06 21:57:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-06 21:57:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2021-12-06 21:57:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2021-12-06 21:57:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 21:57:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 21:57:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-06 21:57:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-06 21:57:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-06 21:57:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-06 21:57:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 21:57:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 21:57:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 21:57:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_dev [2021-12-06 21:57:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_dev [2021-12-06 21:57:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 21:57:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_em28xx_devlist_mutex [2021-12-06 21:57:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_em28xx_devlist_mutex [2021-12-06 21:57:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_ac97 [2021-12-06 21:57:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_ac97 [2021-12-06 21:57:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 21:57:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-06 21:57:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-06 21:57:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-06 21:57:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-06 21:57:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 21:57:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2021-12-06 21:57:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2021-12-06 21:57:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_em28xx_devlist_mutex [2021-12-06 21:57:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_em28xx_devlist_mutex [2021-12-06 21:57:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2021-12-06 21:57:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2021-12-06 21:57:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-06 21:57:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-06 21:57:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_model [2021-12-06 21:57:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_model [2021-12-06 21:57:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_extension [2021-12-06 21:57:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_extension [2021-12-06 21:57:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-06 21:57:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-06 21:57:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-06 21:57:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-06 21:57:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_disconnect [2021-12-06 21:57:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_disconnect [2021-12-06 21:57:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pre_card_setup [2021-12-06 21:57:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pre_card_setup [2021-12-06 21:57:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure rt_mutex_unlock [2021-12-06 21:57:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure rt_mutex_unlock [2021-12-06 21:57:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2021-12-06 21:57:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2021-12-06 21:57:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-06 21:57:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-06 21:57:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2021-12-06 21:57:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2021-12-06 21:57:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-06 21:57:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-06 21:57:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2021-12-06 21:57:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2021-12-06 21:57:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 21:57:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_setup [2021-12-06 21:57:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_setup [2021-12-06 21:57:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-06 21:57:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-06 21:57:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 21:57:25,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 21:57:26,376 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 21:57:26,378 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 21:57:26,464 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;