./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc --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 e91317f289ae08033f6458d219d3b71fd8a7791b2777f777b60194968c497219 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:48:55,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:48:55,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:48:55,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:48:55,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:48:55,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:48:55,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:48:55,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:48:55,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:48:55,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:48:55,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:48:55,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:48:55,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:48:55,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:48:55,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:48:55,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:48:55,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:48:55,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:48:55,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:48:55,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:48:55,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:48:55,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:48:55,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:48:55,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:48:55,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:48:55,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:48:55,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:48:55,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:48:55,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:48:55,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:48:55,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:48:55,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:48:55,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:48:55,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:48:55,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:48:55,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:48:55,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:48:55,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:48:55,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:48:55,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:48:55,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:48:55,496 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:48:55,521 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:48:55,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:48:55,522 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:48:55,522 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:48:55,523 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:48:55,523 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:48:55,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:48:55,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:48:55,524 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:48:55,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:48:55,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:48:55,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:48:55,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:48:55,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:48:55,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:48:55,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:48:55,526 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:48:55,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:48:55,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:48:55,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:48:55,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:48:55,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:48:55,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:48:55,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:48:55,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:48:55,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:48:55,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:48:55,529 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:48:55,529 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:48:55,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:48:55,530 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_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e91317f289ae08033f6458d219d3b71fd8a7791b2777f777b60194968c497219 [2022-11-02 20:48:55,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:48:55,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:48:55,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:48:55,904 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:48:55,905 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:48:55,907 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 20:48:55,993 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/data/4d179ec3b/cefd55d5b7e24aebadac179f7d118b4f/FLAGe607b78b9 [2022-11-02 20:48:57,162 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:48:57,163 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 20:48:57,227 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/data/4d179ec3b/cefd55d5b7e24aebadac179f7d118b4f/FLAGe607b78b9 [2022-11-02 20:48:57,399 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/data/4d179ec3b/cefd55d5b7e24aebadac179f7d118b4f [2022-11-02 20:48:57,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:48:57,404 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:48:57,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:48:57,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:48:57,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:48:57,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:48:57" (1/1) ... [2022-11-02 20:48:57,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c2dd3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:48:57, skipping insertion in model container [2022-11-02 20:48:57,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:48:57" (1/1) ... [2022-11-02 20:48:57,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:48:57,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:49:02,798 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_fd8fce16-915f-4e51-b307-fb5e8f266c76/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580326,580339] [2022-11-02 20:49:02,802 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_fd8fce16-915f-4e51-b307-fb5e8f266c76/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580473,580486] [2022-11-02 20:49:02,804 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_fd8fce16-915f-4e51-b307-fb5e8f266c76/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580612,580625] [2022-11-02 20:49:02,805 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_fd8fce16-915f-4e51-b307-fb5e8f266c76/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580770,580783] [2022-11-02 20:49:02,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:49:02,969 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:49:03,861 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_fd8fce16-915f-4e51-b307-fb5e8f266c76/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580326,580339] [2022-11-02 20:49:03,861 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_fd8fce16-915f-4e51-b307-fb5e8f266c76/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580473,580486] [2022-11-02 20:49:03,862 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_fd8fce16-915f-4e51-b307-fb5e8f266c76/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580612,580625] [2022-11-02 20:49:03,862 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_fd8fce16-915f-4e51-b307-fb5e8f266c76/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580770,580783] [2022-11-02 20:49:03,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:49:04,149 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:49:04,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04 WrapperNode [2022-11-02 20:49:04,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:49:04,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:49:04,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:49:04,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:49:04,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:04,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:04,931 INFO L138 Inliner]: procedures = 524, calls = 8710, calls flagged for inlining = 290, calls inlined = 230, statements flattened = 12885 [2022-11-02 20:49:04,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:49:04,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:49:04,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:49:04,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:49:04,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:04,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:05,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:05,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:05,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:05,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:05,499 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:05,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:05,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:49:05,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:49:05,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:49:05,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:49:05,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (1/1) ... [2022-11-02 20:49:05,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:49:05,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:05,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:05,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8fce16-915f-4e51-b307-fb5e8f266c76/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:49:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:49:05,741 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:49:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-02 20:49:05,741 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-02 20:49:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:49:05,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:49:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:49:05,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:49:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_read [2022-11-02 20:49:05,742 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read [2022-11-02 20:49:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_release [2022-11-02 20:49:05,743 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release [2022-11-02 20:49:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_control [2022-11-02 20:49:05,743 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_control [2022-11-02 20:49:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-11-02 20:49:05,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-11-02 20:49:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping [2022-11-02 20:49:05,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping [2022-11-02 20:49:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_finish [2022-11-02 20:49:05,744 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish [2022-11-02 20:49:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-02 20:49:05,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-02 20:49:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-02 20:49:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_prepare [2022-11-02 20:49:05,745 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_prepare [2022-11-02 20:49:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers [2022-11-02 20:49:05,745 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers [2022-11-02 20:49:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset [2022-11-02 20:49:05,745 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset [2022-11-02 20:49:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2022-11-02 20:49:05,746 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2022-11-02 20:49:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:49:05,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:49:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-02 20:49:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ts [2022-11-02 20:49:05,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ts [2022-11-02 20:49:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_by_id [2022-11-02 20:49:05,747 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id [2022-11-02 20:49:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:49:05,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:49:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-02 20:49:05,747 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-02 20:49:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 20:49:05,748 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 20:49:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:49:05,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:49:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:49:05,748 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:49:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-02 20:49:05,749 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-02 20:49:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:49:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-11-02 20:49:05,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-11-02 20:49:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl [2022-11-02 20:49:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl [2022-11-02 20:49:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_data [2022-11-02 20:49:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data [2022-11-02 20:49:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:49:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:49:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-02 20:49:05,751 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-02 20:49:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_ioctl [2022-11-02 20:49:05,751 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_ioctl [2022-11-02 20:49:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:49:05,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:49:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache [2022-11-02 20:49:05,752 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache [2022-11-02 20:49:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:49:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info [2022-11-02 20:49:05,752 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info [2022-11-02 20:49:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:49:05,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:49:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-11-02 20:49:05,753 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-11-02 20:49:05,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:49:05,753 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl [2022-11-02 20:49:05,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl [2022-11-02 20:49:05,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:49:05,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:49:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_finish [2022-11-02 20:49:05,754 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_finish [2022-11-02 20:49:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_reset_resume [2022-11-02 20:49:05,754 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_reset_resume [2022-11-02 20:49:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-11-02 20:49:05,754 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-11-02 20:49:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:49:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-02 20:49:05,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-02 20:49:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:49:05,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:49:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 20:49:05,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 20:49:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-02 20:49:05,756 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-02 20:49:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 20:49:05,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 20:49:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward [2022-11-02 20:49:05,756 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward [2022-11-02 20:49:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-02 20:49:05,757 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-02 20:49:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_commit_video [2022-11-02 20:49:05,757 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_commit_video [2022-11-02 20:49:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-02 20:49:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:49:05,757 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:49:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-02 20:49:05,758 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-02 20:49:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:49:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-02 20:49:05,758 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-02 20:49:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get [2022-11-02 20:49:05,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get [2022-11-02 20:49:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:49:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_endpoint [2022-11-02 20:49:05,759 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint [2022-11-02 20:49:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:49:05,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:49:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:49:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:49:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi [2022-11-02 20:49:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi [2022-11-02 20:49:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:49:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:49:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl [2022-11-02 20:49:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl [2022-11-02 20:49:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-02 20:49:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-02 20:49:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_delete [2022-11-02 20:49:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_delete [2022-11-02 20:49:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity [2022-11-02 20:49:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity [2022-11-02 20:49:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers [2022-11-02 20:49:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers [2022-11-02 20:49:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event [2022-11-02 20:49:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event [2022-11-02 20:49:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-02 20:49:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-02 20:49:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_open [2022-11-02 20:49:05,763 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open [2022-11-02 20:49:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:49:05,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:49:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-02 20:49:05,763 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-02 20:49:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:49:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:49:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:49:05,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:49:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-11-02 20:49:05,764 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-11-02 20:49:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event [2022-11-02 20:49:05,765 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event [2022-11-02 20:49:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-02 20:49:05,765 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-02 20:49:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload [2022-11-02 20:49:05,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload [2022-11-02 20:49:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-11-02 20:49:05,766 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-11-02 20:49:05,766 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-02 20:49:05,766 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-02 20:49:05,766 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2022-11-02 20:49:05,766 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2022-11-02 20:49:05,766 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-02 20:49:05,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-02 20:49:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup [2022-11-02 20:49:05,767 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup [2022-11-02 20:49:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-11-02 20:49:05,767 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-11-02 20:49:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:49:05,767 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:49:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh [2022-11-02 20:49:05,768 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh [2022-11-02 20:49:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_init_video [2022-11-02 20:49:05,768 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_init_video [2022-11-02 20:49:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_start [2022-11-02 20:49:05,768 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_start [2022-11-02 20:49:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:49:05,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:49:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2022-11-02 20:49:05,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2022-11-02 20:49:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-02 20:49:05,769 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-02 20:49:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_find_control [2022-11-02 20:49:05,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_find_control [2022-11-02 20:49:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup [2022-11-02 20:49:05,770 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup [2022-11-02 20:49:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-02 20:49:05,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-02 20:49:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-02 20:49:05,771 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-02 20:49:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-02 20:49:05,771 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-02 20:49:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare [2022-11-02 20:49:05,771 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare [2022-11-02 20:49:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-02 20:49:05,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-02 20:49:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom [2022-11-02 20:49:05,772 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom [2022-11-02 20:49:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_test_bit [2022-11-02 20:49:05,772 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_test_bit [2022-11-02 20:49:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:49:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:49:05,773 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:49:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-02 20:49:05,773 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-02 20:49:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:49:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_stop [2022-11-02 20:49:05,773 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_stop [2022-11-02 20:49:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_entity [2022-11-02 20:49:05,774 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity [2022-11-02 20:49:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-02 20:49:05,774 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-02 20:49:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_query_ctrl [2022-11-02 20:49:05,774 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl [2022-11-02 20:49:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:49:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-02 20:49:05,775 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-02 20:49:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-02 20:49:05,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-02 20:49:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 20:49:05,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 20:49:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-02 20:49:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-02 20:49:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges [2022-11-02 20:49:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges [2022-11-02 20:49:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:49:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:49:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-02 20:49:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-02 20:49:05,777 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-02 20:49:05,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-02 20:49:05,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:49:05,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:49:05,777 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof [2022-11-02 20:49:05,777 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof [2022-11-02 20:49:05,777 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-11-02 20:49:05,778 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-11-02 20:49:05,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 20:49:05,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 20:49:05,778 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:49:05,778 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:49:05,778 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-11-02 20:49:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-11-02 20:49:05,779 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2022-11-02 20:49:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2022-11-02 20:49:05,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-11-02 20:49:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-11-02 20:49:05,779 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_print_terms [2022-11-02 20:49:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_print_terms [2022-11-02 20:49:05,780 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-02 20:49:05,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-02 20:49:05,780 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_has_privileges [2022-11-02 20:49:05,780 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_has_privileges [2022-11-02 20:49:05,780 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_enable [2022-11-02 20:49:05,780 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_enable [2022-11-02 20:49:05,781 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:49:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:49:05,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:49:05,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:49:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:49:05,781 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-02 20:49:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-02 20:49:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_init [2022-11-02 20:49:05,782 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_init [2022-11-02 20:49:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 20:49:05,782 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 20:49:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid [2022-11-02 20:49:05,782 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid [2022-11-02 20:49:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:49:05,783 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:49:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_uninit_video [2022-11-02 20:49:05,783 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_uninit_video [2022-11-02 20:49:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream [2022-11-02 20:49:05,783 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream [2022-11-02 20:49:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-11-02 20:49:05,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-11-02 20:49:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_enable [2022-11-02 20:49:05,784 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_enable [2022-11-02 20:49:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl [2022-11-02 20:49:05,784 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl [2022-11-02 20:49:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-02 20:49:05,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-02 20:49:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-02 20:49:05,785 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-02 20:49:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-11-02 20:49:05,785 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-11-02 20:49:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-11-02 20:49:05,785 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-11-02 20:49:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 20:49:05,785 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 20:49:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_queue [2022-11-02 20:49:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue [2022-11-02 20:49:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_resume [2022-11-02 20:49:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_resume [2022-11-02 20:49:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:49:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:49:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_unregister_video [2022-11-02 20:49:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_unregister_video [2022-11-02 20:49:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2022-11-02 20:49:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2022-11-02 20:49:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_resume [2022-11-02 20:49:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_resume [2022-11-02 20:49:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2022-11-02 20:49:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2022-11-02 20:49:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_cleanup [2022-11-02 20:49:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_cleanup [2022-11-02 20:49:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streaming [2022-11-02 20:49:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming [2022-11-02 20:49:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_disconnect [2022-11-02 20:49:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_disconnect [2022-11-02 20:49:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:49:05,789 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-11-02 20:49:05,789 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-11-02 20:49:05,789 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom [2022-11-02 20:49:05,789 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom [2022-11-02 20:49:05,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 20:49:05,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 20:49:07,104 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:49:07,108 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:49:07,432 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:49:08,029 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10812: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:49:08,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10816: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:49:08,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10870: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1055#1 && __copy_to_user_nocheck_#t~ret1055#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~16#1 := __copy_to_user_nocheck_#t~ret1055#1;havoc __copy_to_user_nocheck_#t~ret1055#1; [2022-11-02 20:49:08,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10858: assume 0 != __copy_to_user_nocheck_~tmp___0~26#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:49:08,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10858: assume !(0 != __copy_to_user_nocheck_~tmp___0~26#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:49:08,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10835: SUMMARY for call __copy_to_user_nocheck_#t~ret1056#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2022-11-02 20:49:08,031 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10872: assume 0 != __copy_to_user_nocheck_~tmp___1~16#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:49:08,031 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10872: assume !(0 != __copy_to_user_nocheck_~tmp___1~16#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:49:08,031 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10827: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:08,031 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10827: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:08,031 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10831: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:08,031 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10831: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:08,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:08,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10819: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:08,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10819: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:08,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10856: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1054#1 && __copy_to_user_nocheck_#t~ret1054#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~26#1 := __copy_to_user_nocheck_#t~ret1054#1;havoc __copy_to_user_nocheck_#t~ret1054#1; [2022-11-02 20:49:08,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:08,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10823: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:08,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10823: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:08,033 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10815: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:08,033 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10815: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:08,033 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10828: SUMMARY for call __copy_to_user_nocheck_#t~ret1054#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:49:08,033 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10832: SUMMARY for call __copy_to_user_nocheck_#t~ret1055#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:49:08,033 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10820: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:49:08,033 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10882: __copy_to_user_nocheck_~tmp___2~11#1 := __copy_to_user_nocheck_#t~ret1056#1;havoc __copy_to_user_nocheck_#t~ret1056#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-02 20:49:08,034 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10824: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:49:11,380 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10779: __copy_from_user_nocheck_~tmp___2~10#1 := __copy_from_user_nocheck_#t~ret1051#1;havoc __copy_from_user_nocheck_#t~ret1051#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-02 20:49:11,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10767: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1050#1 && __copy_from_user_nocheck_#t~ret1050#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~15#1 := __copy_from_user_nocheck_#t~ret1050#1;havoc __copy_from_user_nocheck_#t~ret1050#1; [2022-11-02 20:49:11,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10722: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:11,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10722: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:11,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10726: SUMMARY for call __copy_from_user_nocheck_#t~ret1051#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2022-11-02 20:49:11,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10714: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:11,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10714: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:11,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10718: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:11,381 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10718: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:11,382 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10706: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:11,382 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10706: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:11,382 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10710: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:11,382 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10710: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:11,382 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10723: SUMMARY for call __copy_from_user_nocheck_#t~ret1050#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:49:11,382 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10715: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:49:11,382 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10752: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1049#1 && __copy_from_user_nocheck_#t~ret1049#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~25#1 := __copy_from_user_nocheck_#t~ret1049#1;havoc __copy_from_user_nocheck_#t~ret1049#1; [2022-11-02 20:49:11,383 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10719: SUMMARY for call __copy_from_user_nocheck_#t~ret1049#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:49:11,383 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10707: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:49:11,383 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10711: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:49:11,383 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10769: assume 0 != __copy_from_user_nocheck_~tmp___1~15#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:49:11,383 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10769: assume !(0 != __copy_from_user_nocheck_~tmp___1~15#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:49:11,383 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10703: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:49:11,383 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:49:11,383 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:49:11,384 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10754: assume 0 != __copy_from_user_nocheck_~tmp___0~25#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:49:11,384 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10754: assume !(0 != __copy_from_user_nocheck_~tmp___0~25#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:52:49,151 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:52:49,172 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:52:49,172 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-02 20:52:49,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:52:49 BoogieIcfgContainer [2022-11-02 20:52:49,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:52:49,180 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:52:49,180 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:52:49,184 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:52:49,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:48:57" (1/3) ... [2022-11-02 20:52:49,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6380c1c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:52:49, skipping insertion in model container [2022-11-02 20:52:49,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:04" (2/3) ... [2022-11-02 20:52:49,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6380c1c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:52:49, skipping insertion in model container [2022-11-02 20:52:49,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:52:49" (3/3) ... [2022-11-02 20:52:49,187 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 20:52:49,206 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:52:49,207 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-02 20:52:49,322 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:52:49,331 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@23a05190, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:52:49,331 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-02 20:52:49,345 INFO L276 IsEmpty]: Start isEmpty. Operand has 2915 states, 2179 states have (on average 1.362092703074805) internal successors, (2968), 2222 states have internal predecessors, (2968), 584 states have call successors, (584), 148 states have call predecessors, (584), 147 states have return successors, (577), 568 states have call predecessors, (577), 577 states have call successors, (577) [2022-11-02 20:52:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-02 20:52:49,360 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:52:49,361 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:52:49,362 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 20:52:49,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:52:49,370 INFO L85 PathProgramCache]: Analyzing trace with hash -546262545, now seen corresponding path program 1 times [2022-11-02 20:52:49,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:52:49,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259508842] [2022-11-02 20:52:49,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:52:49,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:52:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:52:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:52:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:52:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 20:52:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-02 20:52:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-02 20:52:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-02 20:52:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:52:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-02 20:52:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:52:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:52:52,346 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-02 20:52:52,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:52:52,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259508842] [2022-11-02 20:52:52,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259508842] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:52:52,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:52:52,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:52:52,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577313367] [2022-11-02 20:52:52,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:52:52,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:52:52,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:52:52,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:52:52,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:52:52,388 INFO L87 Difference]: Start difference. First operand has 2915 states, 2179 states have (on average 1.362092703074805) internal successors, (2968), 2222 states have internal predecessors, (2968), 584 states have call successors, (584), 148 states have call predecessors, (584), 147 states have return successors, (577), 568 states have call predecessors, (577), 577 states have call successors, (577) Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-02 20:52:54,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:52:58,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:53:02,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []