./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/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_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/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_fefe169b-eb14-46fe-b831-f08bccbfe9cb/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 27c97bcf411d26ec272f425e404581082a84d844ce897669cae8d1db38d078c4 --- 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 20:34:34,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:34:34,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:34:34,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:34:34,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:34:34,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:34:34,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:34:34,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:34:34,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:34:34,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:34:34,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:34:34,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:34:34,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:34:34,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:34:34,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:34:34,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:34:34,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:34:34,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:34:34,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:34:34,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:34:34,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:34:34,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:34:34,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:34:34,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:34:35,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:34:35,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:34:35,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:34:35,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:34:35,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:34:35,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:34:35,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:34:35,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:34:35,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:34:35,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:34:35,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:34:35,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:34:35,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:34:35,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:34:35,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:34:35,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:34:35,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:34:35,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:34:35,064 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:34:35,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:34:35,065 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:34:35,066 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:34:35,067 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:34:35,067 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:34:35,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:34:35,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:34:35,068 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:34:35,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:34:35,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:34:35,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:34:35,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:34:35,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:34:35,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:34:35,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:34:35,072 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:34:35,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:34:35,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:34:35,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:34:35,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:34:35,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:34:35,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:34:35,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:34:35,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:34:35,074 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:34:35,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:34:35,075 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:34:35,075 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:34:35,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:34:35,077 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_fefe169b-eb14-46fe-b831-f08bccbfe9cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27c97bcf411d26ec272f425e404581082a84d844ce897669cae8d1db38d078c4 [2022-11-02 20:34:35,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:34:35,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:34:35,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:34:35,397 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:34:35,398 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:34:35,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 20:34:35,501 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/data/5a3793348/3eece36ab97a464c871127b53f2dab89/FLAGedcbe6350 [2022-11-02 20:34:36,547 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:34:36,548 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 20:34:36,617 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/data/5a3793348/3eece36ab97a464c871127b53f2dab89/FLAGedcbe6350 [2022-11-02 20:34:36,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/data/5a3793348/3eece36ab97a464c871127b53f2dab89 [2022-11-02 20:34:36,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:34:36,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:34:36,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:34:36,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:34:36,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:34:36,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:34:36" (1/1) ... [2022-11-02 20:34:36,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@259f5a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:36, skipping insertion in model container [2022-11-02 20:34:36,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:34:36" (1/1) ... [2022-11-02 20:34:36,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:34:37,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:34:42,449 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_fefe169b-eb14-46fe-b831-f08bccbfe9cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[624921,624934] [2022-11-02 20:34:42,452 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_fefe169b-eb14-46fe-b831-f08bccbfe9cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[625066,625079] [2022-11-02 20:34:42,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:34:42,594 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:34:43,597 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_fefe169b-eb14-46fe-b831-f08bccbfe9cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[624921,624934] [2022-11-02 20:34:43,597 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_fefe169b-eb14-46fe-b831-f08bccbfe9cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[625066,625079] [2022-11-02 20:34:43,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:34:43,959 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:34:43,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43 WrapperNode [2022-11-02 20:34:43,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:34:43,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:34:43,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:34:43,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:34:43,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:44,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:44,885 INFO L138 Inliner]: procedures = 618, calls = 8979, calls flagged for inlining = 319, calls inlined = 245, statements flattened = 13575 [2022-11-02 20:34:44,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:34:44,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:34:44,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:34:44,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:34:44,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:44,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:44,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:44,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:45,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:45,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:45,445 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:45,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:45,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:34:45,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:34:45,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:34:45,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:34:45,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (1/1) ... [2022-11-02 20:34:45,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:34:45,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:34:45,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:34:45,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fefe169b-eb14-46fe-b831-f08bccbfe9cb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:34:45,731 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:34:45,731 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:34:45,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:34:45,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:34:45,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:34:45,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:34:45,732 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_read [2022-11-02 20:34:45,732 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read [2022-11-02 20:34:45,732 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_release [2022-11-02 20:34:45,732 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release [2022-11-02 20:34:45,732 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_control [2022-11-02 20:34:45,732 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_control [2022-11-02 20:34:45,732 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-11-02 20:34:45,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-11-02 20:34:45,732 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping [2022-11-02 20:34:45,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping [2022-11-02 20:34:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_finish [2022-11-02 20:34:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish [2022-11-02 20:34:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-02 20:34:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-02 20:34:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-02 20:34:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_prepare [2022-11-02 20:34:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_prepare [2022-11-02 20:34:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers [2022-11-02 20:34:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers [2022-11-02 20:34:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset [2022-11-02 20:34:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset [2022-11-02 20:34:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2022-11-02 20:34:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2022-11-02 20:34:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:34:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:34:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_59 [2022-11-02 20:34:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_59 [2022-11-02 20:34:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-02 20:34:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ts [2022-11-02 20:34:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ts [2022-11-02 20:34:45,735 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_by_id [2022-11-02 20:34:45,735 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id [2022-11-02 20:34:45,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:34:45,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:34:45,735 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-02 20:34:45,735 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-02 20:34:45,735 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 20:34:45,735 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 20:34:45,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:34:45,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:34:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:34:45,736 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:34:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-02 20:34:45,736 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-02 20:34:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:34:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-11-02 20:34:45,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-11-02 20:34:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl [2022-11-02 20:34:45,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl [2022-11-02 20:34:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_data [2022-11-02 20:34:45,737 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data [2022-11-02 20:34:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:34:45,737 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:34:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-02 20:34:45,737 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-02 20:34:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_ioctl [2022-11-02 20:34:45,737 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_ioctl [2022-11-02 20:34:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:34:45,738 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:34:45,738 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache [2022-11-02 20:34:45,739 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache [2022-11-02 20:34:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:34:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info [2022-11-02 20:34:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info [2022-11-02 20:34:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:34:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:34:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-11-02 20:34:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-11-02 20:34:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:34:45,741 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl [2022-11-02 20:34:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl [2022-11-02 20:34:45,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:34:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:34:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_finish [2022-11-02 20:34:45,751 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_finish [2022-11-02 20:34:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_reset_resume [2022-11-02 20:34:45,751 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_reset_resume [2022-11-02 20:34:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-11-02 20:34:45,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-11-02 20:34:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:34:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-02 20:34:45,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-02 20:34:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-02 20:34:45,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-02 20:34:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:34:45,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:34:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 20:34:45,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 20:34:45,766 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-02 20:34:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-02 20:34:45,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 20:34:45,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 20:34:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:34:45,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:34:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward [2022-11-02 20:34:45,767 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward [2022-11-02 20:34:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-02 20:34:45,767 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-02 20:34:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_commit_video [2022-11-02 20:34:45,768 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_commit_video [2022-11-02 20:34:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-02 20:34:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:34:45,768 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:34:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-02 20:34:45,769 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-02 20:34:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:34:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-02 20:34:45,769 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-02 20:34:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-02 20:34:45,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-02 20:34:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-02 20:34:45,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-02 20:34:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-02 20:34:45,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-02 20:34:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get [2022-11-02 20:34:45,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get [2022-11-02 20:34:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:34:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_endpoint [2022-11-02 20:34:45,771 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint [2022-11-02 20:34:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:34:45,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:34:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:34:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:34:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi [2022-11-02 20:34:45,772 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi [2022-11-02 20:34:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:34:45,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:34:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl [2022-11-02 20:34:45,773 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl [2022-11-02 20:34:45,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-02 20:34:45,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-02 20:34:45,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-02 20:34:45,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-02 20:34:45,773 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-02 20:34:45,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-02 20:34:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_delete [2022-11-02 20:34:45,774 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_delete [2022-11-02 20:34:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity [2022-11-02 20:34:45,774 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity [2022-11-02 20:34:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers [2022-11-02 20:34:45,774 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers [2022-11-02 20:34:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-02 20:34:45,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-02 20:34:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event [2022-11-02 20:34:45,775 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event [2022-11-02 20:34:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-02 20:34:45,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-02 20:34:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_open [2022-11-02 20:34:45,776 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open [2022-11-02 20:34:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:34:45,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:34:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-02 20:34:45,776 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-02 20:34:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:34:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:34:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:34:45,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:34:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-11-02 20:34:45,777 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-11-02 20:34:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event [2022-11-02 20:34:45,777 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event [2022-11-02 20:34:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-02 20:34:45,778 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-02 20:34:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload [2022-11-02 20:34:45,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload [2022-11-02 20:34:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-11-02 20:34:45,778 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-11-02 20:34:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-02 20:34:45,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-02 20:34:45,779 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2022-11-02 20:34:45,779 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2022-11-02 20:34:45,779 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-02 20:34:45,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-02 20:34:45,779 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup [2022-11-02 20:34:45,779 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup [2022-11-02 20:34:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-11-02 20:34:45,780 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-11-02 20:34:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:34:45,780 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:34:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh [2022-11-02 20:34:45,780 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh [2022-11-02 20:34:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_init_video [2022-11-02 20:34:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_init_video [2022-11-02 20:34:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_start [2022-11-02 20:34:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_start [2022-11-02 20:34:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:34:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:34:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2022-11-02 20:34:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2022-11-02 20:34:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_5_4 [2022-11-02 20:34:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_5_4 [2022-11-02 20:34:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-02 20:34:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-02 20:34:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_find_control [2022-11-02 20:34:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_find_control [2022-11-02 20:34:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup [2022-11-02 20:34:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup [2022-11-02 20:34:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-02 20:34:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-02 20:34:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-02 20:34:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-02 20:34:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-02 20:34:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-02 20:34:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare [2022-11-02 20:34:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare [2022-11-02 20:34:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_59___0 [2022-11-02 20:34:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_59___0 [2022-11-02 20:34:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom [2022-11-02 20:34:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom [2022-11-02 20:34:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_test_bit [2022-11-02 20:34:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_test_bit [2022-11-02 20:34:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:34:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:34:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:34:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-02 20:34:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-02 20:34:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:34:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-11-02 20:34:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-11-02 20:34:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_stop [2022-11-02 20:34:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_stop [2022-11-02 20:34:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_entity [2022-11-02 20:34:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity [2022-11-02 20:34:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-02 20:34:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-02 20:34:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_query_ctrl [2022-11-02 20:34:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl [2022-11-02 20:34:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:34:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-02 20:34:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-02 20:34:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-02 20:34:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-02 20:34:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 20:34:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 20:34:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges [2022-11-02 20:34:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges [2022-11-02 20:34:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:34:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:34:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irqlock_of_uvc_video_queue [2022-11-02 20:34:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irqlock_of_uvc_video_queue [2022-11-02 20:34:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-02 20:34:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-02 20:34:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-02 20:34:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-02 20:34:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:34:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:34:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof [2022-11-02 20:34:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof [2022-11-02 20:34:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 20:34:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 20:34:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:34:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:34:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uvc_clock [2022-11-02 20:34:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uvc_clock [2022-11-02 20:34:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-11-02 20:34:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-11-02 20:34:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2022-11-02 20:34:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2022-11-02 20:34:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-11-02 20:34:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-11-02 20:34:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_print_terms [2022-11-02 20:34:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_print_terms [2022-11-02 20:34:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-02 20:34:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-02 20:34:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_has_privileges [2022-11-02 20:34:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_has_privileges [2022-11-02 20:34:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_enable [2022-11-02 20:34:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_enable [2022-11-02 20:34:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:34:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:34:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:34:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:34:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:34:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-02 20:34:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-02 20:34:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_init [2022-11-02 20:34:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_init [2022-11-02 20:34:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 20:34:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 20:34:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid [2022-11-02 20:34:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid [2022-11-02 20:34:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:34:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:34:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_uninit_video [2022-11-02 20:34:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_uninit_video [2022-11-02 20:34:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream [2022-11-02 20:34:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream [2022-11-02 20:34:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-11-02 20:34:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-11-02 20:34:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_enable [2022-11-02 20:34:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_enable [2022-11-02 20:34:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl [2022-11-02 20:34:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl [2022-11-02 20:34:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-02 20:34:45,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-02 20:34:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-02 20:34:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-02 20:34:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-11-02 20:34:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-11-02 20:34:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-11-02 20:34:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-11-02 20:34:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 20:34:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 20:34:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_queue [2022-11-02 20:34:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue [2022-11-02 20:34:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_resume [2022-11-02 20:34:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_resume [2022-11-02 20:34:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:34:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:34:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_unregister_video [2022-11-02 20:34:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_unregister_video [2022-11-02 20:34:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2022-11-02 20:34:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2022-11-02 20:34:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_resume [2022-11-02 20:34:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_resume [2022-11-02 20:34:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2022-11-02 20:34:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2022-11-02 20:34:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_cleanup [2022-11-02 20:34:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_cleanup [2022-11-02 20:34:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streaming [2022-11-02 20:34:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming [2022-11-02 20:34:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_disconnect [2022-11-02 20:34:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_disconnect [2022-11-02 20:34:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:34:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-11-02 20:34:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-11-02 20:34:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom [2022-11-02 20:34:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom [2022-11-02 20:34:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 20:34:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 20:34:47,365 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:34:47,370 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:34:47,553 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:34:48,010 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11812: SUMMARY for call __copy_to_user_nocheck_#t~ret1078#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 20:34:48,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11849: assume 0 != __copy_to_user_nocheck_~tmp___1~14#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:34:48,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11849: assume !(0 != __copy_to_user_nocheck_~tmp___1~14#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:34:48,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:48,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:48,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:48,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:48,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:48,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:48,012 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:48,012 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:48,012 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11833: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1076#1 && __copy_to_user_nocheck_#t~ret1076#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~24#1 := __copy_to_user_nocheck_#t~ret1076#1;havoc __copy_to_user_nocheck_#t~ret1076#1; [2022-11-02 20:34:48,012 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:48,012 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:48,012 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11805: SUMMARY for call __copy_to_user_nocheck_#t~ret1076#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:34:48,012 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11809: SUMMARY for call __copy_to_user_nocheck_#t~ret1077#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:34:48,013 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11797: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:34:48,013 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11859: __copy_to_user_nocheck_~tmp___2~10#1 := __copy_to_user_nocheck_#t~ret1078#1;havoc __copy_to_user_nocheck_#t~ret1078#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-02 20:34:48,013 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11801: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:34:48,013 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11789: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:34:48,013 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11793: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:34:48,013 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:48,013 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:48,013 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11847: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1077#1 && __copy_to_user_nocheck_#t~ret1077#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~14#1 := __copy_to_user_nocheck_#t~ret1077#1;havoc __copy_to_user_nocheck_#t~ret1077#1; [2022-11-02 20:34:48,014 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11835: assume 0 != __copy_to_user_nocheck_~tmp___0~24#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:34:48,014 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11835: assume !(0 != __copy_to_user_nocheck_~tmp___0~24#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:34:51,212 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11700: SUMMARY for call __copy_from_user_nocheck_#t~ret1072#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:34:51,212 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11692: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:34:51,212 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11696: SUMMARY for call __copy_from_user_nocheck_#t~ret1071#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:34:51,212 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11729: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1071#1 && __copy_from_user_nocheck_#t~ret1071#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~23#1 := __copy_from_user_nocheck_#t~ret1071#1;havoc __copy_from_user_nocheck_#t~ret1071#1; [2022-11-02 20:34:51,212 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11684: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:34:51,212 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11746: assume 0 != __copy_from_user_nocheck_~tmp___1~13#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:34:51,212 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11746: assume !(0 != __copy_from_user_nocheck_~tmp___1~13#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:34:51,212 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11688: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:34:51,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11680: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:34:51,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume 0 != __copy_from_user_nocheck_~tmp___0~23#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:34:51,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume !(0 != __copy_from_user_nocheck_~tmp___0~23#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:34:51,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11756: __copy_from_user_nocheck_~tmp___2~9#1 := __copy_from_user_nocheck_#t~ret1073#1;havoc __copy_from_user_nocheck_#t~ret1073#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~9#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~9#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~9#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-02 20:34:51,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:51,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:51,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11744: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1072#1 && __copy_from_user_nocheck_#t~ret1072#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~13#1 := __copy_from_user_nocheck_#t~ret1072#1;havoc __copy_from_user_nocheck_#t~ret1072#1; [2022-11-02 20:34:51,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:51,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:51,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11703: SUMMARY for call __copy_from_user_nocheck_#t~ret1073#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 20:34:51,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:51,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:51,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:51,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:51,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:51,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:34:51,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:34:51,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:38:49,283 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-02 20:38:49,432 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:38:49,456 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:38:49,456 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-02 20:38:49,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:38:49 BoogieIcfgContainer [2022-11-02 20:38:49,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:38:49,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:38:49,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:38:49,468 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:38:49,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:34:36" (1/3) ... [2022-11-02 20:38:49,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@80c4ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:38:49, skipping insertion in model container [2022-11-02 20:38:49,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:43" (2/3) ... [2022-11-02 20:38:49,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@80c4ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:38:49, skipping insertion in model container [2022-11-02 20:38:49,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:38:49" (3/3) ... [2022-11-02 20:38:49,471 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 20:38:49,489 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:38:49,489 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:38:49,607 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:38:49,615 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;@3d19e6b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:38:49,615 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:38:49,629 INFO L276 IsEmpty]: Start isEmpty. Operand has 3274 states, 2436 states have (on average 1.366584564860427) internal successors, (3329), 2454 states have internal predecessors, (3329), 680 states have call successors, (680), 158 states have call predecessors, (680), 157 states have return successors, (671), 665 states have call predecessors, (671), 671 states have call successors, (671) [2022-11-02 20:38:49,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-02 20:38:49,673 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:49,674 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 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, 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, 1, 1, 1, 1, 1] [2022-11-02 20:38:49,675 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:49,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:49,680 INFO L85 PathProgramCache]: Analyzing trace with hash -793333781, now seen corresponding path program 1 times [2022-11-02 20:38:49,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:38:49,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837342769] [2022-11-02 20:38:49,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:49,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:38:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:38:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:38:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:38:51,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:38:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:38:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:38:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 20:38:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:38:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 20:38:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:38:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 20:38:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 20:38:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:38:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:38:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:38:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:38:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 20:38:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 20:38:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 20:38:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 20:38:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 20:38:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 20:38:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 20:38:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 20:38:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 20:38:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 20:38:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 20:38:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 20:38:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 20:38:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 20:38:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 20:38:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-02 20:38:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-11-02 20:38:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:52,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked. [2022-11-02 20:38:52,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:38:52,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837342769] [2022-11-02 20:38:52,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837342769] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:38:52,767 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:38:52,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:38:52,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464598675] [2022-11-02 20:38:52,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:38:52,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:38:52,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:38:52,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:38:52,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:38:52,825 INFO L87 Difference]: Start difference. First operand has 3274 states, 2436 states have (on average 1.366584564860427) internal successors, (3329), 2454 states have internal predecessors, (3329), 680 states have call successors, (680), 158 states have call predecessors, (680), 157 states have return successors, (671), 665 states have call predecessors, (671), 671 states have call successors, (671) Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-02 20:38:55,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:38:57,171 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 []