./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y --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 ad38c67cf7b4829e3b1b567d9ffef5eb1c731b30e2c69e290d95f0488d2f7809 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 17:34:02,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 17:34:02,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 17:34:03,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 17:34:03,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 17:34:03,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 17:34:03,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 17:34:03,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 17:34:03,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 17:34:03,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 17:34:03,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 17:34:03,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 17:34:03,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 17:34:03,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 17:34:03,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 17:34:03,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 17:34:03,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 17:34:03,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 17:34:03,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 17:34:03,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 17:34:03,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 17:34:03,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 17:34:03,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 17:34:03,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 17:34:03,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 17:34:03,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 17:34:03,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 17:34:03,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 17:34:03,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 17:34:03,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 17:34:03,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 17:34:03,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 17:34:03,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 17:34:03,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 17:34:03,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 17:34:03,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 17:34:03,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 17:34:03,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 17:34:03,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 17:34:03,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 17:34:03,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 17:34:03,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 17:34:03,168 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 17:34:03,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 17:34:03,169 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 17:34:03,169 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 17:34:03,170 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 17:34:03,171 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 17:34:03,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 17:34:03,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 17:34:03,172 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 17:34:03,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 17:34:03,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 17:34:03,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 17:34:03,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 17:34:03,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 17:34:03,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 17:34:03,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 17:34:03,175 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 17:34:03,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 17:34:03,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 17:34:03,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 17:34:03,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 17:34:03,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:34:03,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 17:34:03,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 17:34:03,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 17:34:03,177 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 17:34:03,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 17:34:03,178 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 17:34:03,178 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 17:34:03,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 17:34:03,180 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 17:34:03,181 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_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad38c67cf7b4829e3b1b567d9ffef5eb1c731b30e2c69e290d95f0488d2f7809 [2021-11-13 17:34:03,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 17:34:03,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 17:34:03,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 17:34:03,565 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 17:34:03,566 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 17:34:03,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2021-11-13 17:34:03,656 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/data/0be8b6714/f7de0bc6aa554b9cabdb2d98233157f6/FLAGb8622f0f8 [2021-11-13 17:34:04,772 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 17:34:04,774 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2021-11-13 17:34:04,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/data/0be8b6714/f7de0bc6aa554b9cabdb2d98233157f6/FLAGb8622f0f8 [2021-11-13 17:34:05,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/data/0be8b6714/f7de0bc6aa554b9cabdb2d98233157f6 [2021-11-13 17:34:05,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 17:34:05,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 17:34:05,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 17:34:05,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 17:34:05,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 17:34:05,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:34:05" (1/1) ... [2021-11-13 17:34:05,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c993da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:05, skipping insertion in model container [2021-11-13 17:34:05,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:34:05" (1/1) ... [2021-11-13 17:34:05,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 17:34:05,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 17:34:08,516 WARN L228 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_afb3aba4-689d-4a37-beb0-4ef997504c7e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[434627,434640] [2021-11-13 17:34:08,519 WARN L228 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_afb3aba4-689d-4a37-beb0-4ef997504c7e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[434774,434787] [2021-11-13 17:34:08,520 WARN L228 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_afb3aba4-689d-4a37-beb0-4ef997504c7e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[434913,434926] [2021-11-13 17:34:08,520 WARN L228 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_afb3aba4-689d-4a37-beb0-4ef997504c7e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[435071,435084] [2021-11-13 17:34:08,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:34:08,788 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 17:34:09,737 WARN L228 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_afb3aba4-689d-4a37-beb0-4ef997504c7e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[434627,434640] [2021-11-13 17:34:09,738 WARN L228 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_afb3aba4-689d-4a37-beb0-4ef997504c7e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[434774,434787] [2021-11-13 17:34:09,738 WARN L228 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_afb3aba4-689d-4a37-beb0-4ef997504c7e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[434913,434926] [2021-11-13 17:34:09,739 WARN L228 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_afb3aba4-689d-4a37-beb0-4ef997504c7e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i[435071,435084] [2021-11-13 17:34:09,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:34:10,055 INFO L208 MainTranslator]: Completed translation [2021-11-13 17:34:10,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10 WrapperNode [2021-11-13 17:34:10,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 17:34:10,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 17:34:10,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 17:34:10,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 17:34:10,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:10,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:14,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 17:34:14,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 17:34:14,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 17:34:14,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 17:34:14,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:14,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:15,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:15,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:17,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:17,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:17,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:17,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 17:34:17,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 17:34:17,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 17:34:17,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 17:34:17,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:34:10" (1/1) ... [2021-11-13 17:34:17,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:34:17,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:34:17,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 17:34:17,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afb3aba4-689d-4a37-beb0-4ef997504c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 17:34:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-13 17:34:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-13 17:34:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2021-11-13 17:34:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2021-11-13 17:34:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-11-13 17:34:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-11-13 17:34:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 17:34:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_do_i2c_scan [2021-11-13 17:34:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_do_i2c_scan [2021-11-13 17:34:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 17:34:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 17:34:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 17:34:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-13 17:34:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-13 17:34:18,018 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_probe [2021-11-13 17:34:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_probe [2021-11-13 17:34:18,018 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hint_board [2021-11-13 17:34:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hint_board [2021-11-13 17:34:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_recv_bytes [2021-11-13 17:34:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_recv_bytes [2021-11-13 17:34:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 17:34:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 17:34:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure em25xx_bus_B_recv_bytes [2021-11-13 17:34:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure em25xx_bus_B_recv_bytes [2021-11-13 17:34:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req_len [2021-11-13 17:34:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req_len [2021-11-13 17:34:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2021-11-13 17:34:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2021-11-13 17:34:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-13 17:34:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-13 17:34:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure em2800_i2c_recv_bytes [2021-11-13 17:34:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure em2800_i2c_recv_bytes [2021-11-13 17:34:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-13 17:34:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-13 17:34:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 17:34:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 17:34:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_release_resources [2021-11-13 17:34:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_release_resources [2021-11-13 17:34:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs_req [2021-11-13 17:34:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs_req [2021-11-13 17:34:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_hash_mem [2021-11-13 17:34:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_hash_mem [2021-11-13 17:34:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_ac97 [2021-11-13 17:34:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_ac97 [2021-11-13 17:34:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 17:34:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2021-11-13 17:34:18,025 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2021-11-13 17:34:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 17:34:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-13 17:34:18,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-13 17:34:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-13 17:34:18,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-13 17:34:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2021-11-13 17:34:18,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2021-11-13 17:34:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 17:34:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 17:34:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2021-11-13 17:34:18,028 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2021-11-13 17:34:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-11-13 17:34:18,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-11-13 17:34:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_register [2021-11-13 17:34:18,028 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_register [2021-11-13 17:34:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-13 17:34:18,029 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-13 17:34:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-13 17:34:18,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-13 17:34:18,030 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-13 17:34:18,030 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-13 17:34:18,030 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-13 17:34:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-13 17:34:18,031 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-13 17:34:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-13 17:34:18,031 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2021-11-13 17:34:18,031 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2021-11-13 17:34:18,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-13 17:34:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-13 17:34:18,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-13 17:34:18,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-13 17:34:18,033 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_camera [2021-11-13 17:34:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_camera [2021-11-13 17:34:18,033 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2021-11-13 17:34:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2021-11-13 17:34:18,033 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg_req [2021-11-13 17:34:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg_req [2021-11-13 17:34:18,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-13 17:34:18,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-13 17:34:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-13 17:34:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-11-13 17:34:18,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-11-13 17:34:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_is_ac97_ready [2021-11-13 17:34:18,035 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_is_ac97_ready [2021-11-13 17:34:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_read_block [2021-11-13 17:34:18,036 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_read_block [2021-11-13 17:34:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 17:34:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-13 17:34:18,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-13 17:34:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev_board [2021-11-13 17:34:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev_board [2021-11-13 17:34:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 17:34:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-13 17:34:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-13 17:34:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_i2c_unregister [2021-11-13 17:34:18,038 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_i2c_unregister [2021-11-13 17:34:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-13 17:34:18,038 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-13 17:34:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-13 17:34:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-13 17:34:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-13 17:34:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-13 17:34:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-11-13 17:34:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-11-13 17:34:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2021-11-13 17:34:18,040 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2021-11-13 17:34:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 17:34:18,040 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 17:34:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-13 17:34:18,041 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-13 17:34:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 17:34:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 17:34:18,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 17:34:18,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_1_4 [2021-11-13 17:34:18,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_1_4 [2021-11-13 17:34:18,042 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_dev [2021-11-13 17:34:18,043 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_dev [2021-11-13 17:34:18,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 17:34:18,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-13 17:34:18,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-13 17:34:18,043 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_ac97 [2021-11-13 17:34:18,044 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_ac97 [2021-11-13 17:34:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-13 17:34:18,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-13 17:34:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-13 17:34:18,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-13 17:34:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 17:34:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2021-11-13 17:34:18,045 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2021-11-13 17:34:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2021-11-13 17:34:18,046 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2021-11-13 17:34:18,046 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-13 17:34:18,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-13 17:34:18,046 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_model [2021-11-13 17:34:18,046 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_model [2021-11-13 17:34:18,047 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_extension [2021-11-13 17:34:18,047 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_extension [2021-11-13 17:34:18,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-13 17:34:18,047 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-13 17:34:18,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-13 17:34:18,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-13 17:34:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_usb_disconnect [2021-11-13 17:34:18,048 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_usb_disconnect [2021-11-13 17:34:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pre_card_setup [2021-11-13 17:34:18,048 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pre_card_setup [2021-11-13 17:34:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure rt_mutex_unlock [2021-11-13 17:34:18,049 INFO L138 BoogieDeclarations]: Found implementation of procedure rt_mutex_unlock [2021-11-13 17:34:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2021-11-13 17:34:18,049 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2021-11-13 17:34:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-13 17:34:18,050 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-13 17:34:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev [2021-11-13 17:34:18,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev [2021-11-13 17:34:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2021-11-13 17:34:18,050 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2021-11-13 17:34:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-13 17:34:18,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-13 17:34:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2021-11-13 17:34:18,051 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2021-11-13 17:34:18,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 17:34:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_setup [2021-11-13 17:34:18,052 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_setup [2021-11-13 17:34:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-13 17:34:18,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-13 17:34:18,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_em28xx_usb_driver_exit_5_2 [2021-11-13 17:34:18,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_em28xx_usb_driver_exit_5_2 [2021-11-13 17:34:18,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 17:34:18,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 17:34:20,014 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;