./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-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_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/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_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/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_2d16ea86-0835-4d9d-9254-f739e7fee820/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 5dfd7cb83fe5e8f1a1c790b3fb965075f4c8177484030f9001ac667825217333 --- 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 21:02:30,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:02:30,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:02:30,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:02:30,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:02:30,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:02:30,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:02:30,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:02:30,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:02:30,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:02:30,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:02:30,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:02:30,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:02:30,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:02:30,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:02:30,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:02:30,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:02:30,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:02:30,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:02:30,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:02:30,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:02:30,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:02:30,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:02:30,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:02:30,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:02:30,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:02:30,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:02:30,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:02:30,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:02:30,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:02:30,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:02:30,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:02:30,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:02:30,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:02:30,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:02:30,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:02:30,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:02:30,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:02:30,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:02:30,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:02:30,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:02:30,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 21:02:30,817 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:02:30,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:02:30,822 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:02:30,822 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:02:30,823 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:02:30,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:02:30,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:02:30,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:02:30,825 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:02:30,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:02:30,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:02:30,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:02:30,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:02:30,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:02:30,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:02:30,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:02:30,828 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:02:30,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:02:30,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:02:30,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:02:30,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:02:30,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:02:30,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:02:30,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:02:30,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:02:30,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:02:30,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:02:30,831 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:02:30,831 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:02:30,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:02:30,832 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_2d16ea86-0835-4d9d-9254-f739e7fee820/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dfd7cb83fe5e8f1a1c790b3fb965075f4c8177484030f9001ac667825217333 [2022-11-02 21:02:31,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:02:31,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:02:31,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:02:31,139 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:02:31,140 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:02:31,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 21:02:31,212 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/data/e12b764da/96319b0fa6884bc8a1329ff2c663df9d/FLAG98d71779f [2022-11-02 21:02:32,249 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:02:32,250 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 21:02:32,320 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/data/e12b764da/96319b0fa6884bc8a1329ff2c663df9d/FLAG98d71779f [2022-11-02 21:02:32,543 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/data/e12b764da/96319b0fa6884bc8a1329ff2c663df9d [2022-11-02 21:02:32,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:02:32,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:02:32,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:02:32,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:02:32,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:02:32,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:02:32" (1/1) ... [2022-11-02 21:02:32,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1773e760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:32, skipping insertion in model container [2022-11-02 21:02:32,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:02:32" (1/1) ... [2022-11-02 21:02:32,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:02:32,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:02:38,672 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_2d16ea86-0835-4d9d-9254-f739e7fee820/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622320,622333] [2022-11-02 21:02:38,675 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_2d16ea86-0835-4d9d-9254-f739e7fee820/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622489,622502] [2022-11-02 21:02:38,676 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_2d16ea86-0835-4d9d-9254-f739e7fee820/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622656,622669] [2022-11-02 21:02:38,676 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_2d16ea86-0835-4d9d-9254-f739e7fee820/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622824,622837] [2022-11-02 21:02:38,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:02:38,803 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:02:39,669 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_2d16ea86-0835-4d9d-9254-f739e7fee820/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622320,622333] [2022-11-02 21:02:39,670 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_2d16ea86-0835-4d9d-9254-f739e7fee820/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622489,622502] [2022-11-02 21:02:39,670 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_2d16ea86-0835-4d9d-9254-f739e7fee820/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622656,622669] [2022-11-02 21:02:39,671 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_2d16ea86-0835-4d9d-9254-f739e7fee820/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622824,622837] [2022-11-02 21:02:39,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:02:39,938 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:02:39,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39 WrapperNode [2022-11-02 21:02:39,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:02:39,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:02:39,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:02:39,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:02:39,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:40,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:40,651 INFO L138 Inliner]: procedures = 616, calls = 8909, calls flagged for inlining = 315, calls inlined = 243, statements flattened = 13493 [2022-11-02 21:02:40,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:02:40,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:02:40,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:02:40,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:02:40,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:40,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:40,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:40,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:41,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:41,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:41,330 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:41,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:41,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:02:41,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:02:41,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:02:41,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:02:41,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (1/1) ... [2022-11-02 21:02:41,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:02:41,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:02:41,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:02:41,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d16ea86-0835-4d9d-9254-f739e7fee820/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:02:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 21:02:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 21:02:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-02 21:02:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-02 21:02:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 21:02:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 21:02:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 21:02:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 21:02:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_read [2022-11-02 21:02:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read [2022-11-02 21:02:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_release [2022-11-02 21:02:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release [2022-11-02 21:02:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_control [2022-11-02 21:02:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_control [2022-11-02 21:02:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-11-02 21:02:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-11-02 21:02:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping [2022-11-02 21:02:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping [2022-11-02 21:02:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 21:02:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 21:02:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_finish [2022-11-02 21:02:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish [2022-11-02 21:02:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-02 21:02:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-02 21:02:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-02 21:02:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_prepare [2022-11-02 21:02:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_prepare [2022-11-02 21:02:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers [2022-11-02 21:02:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers [2022-11-02 21:02:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset [2022-11-02 21:02:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset [2022-11-02 21:02:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2022-11-02 21:02:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2022-11-02 21:02:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 21:02:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 21:02:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-02 21:02:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ts [2022-11-02 21:02:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ts [2022-11-02 21:02:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_by_id [2022-11-02 21:02:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id [2022-11-02 21:02:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 21:02:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 21:02:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-02 21:02:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-02 21:02:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 21:02:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 21:02:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_49 [2022-11-02 21:02:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_49 [2022-11-02 21:02:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 21:02:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 21:02:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 21:02:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 21:02:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-02 21:02:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-02 21:02:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:02:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-11-02 21:02:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-11-02 21:02:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl [2022-11-02 21:02:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl [2022-11-02 21:02:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_data [2022-11-02 21:02:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data [2022-11-02 21:02:41,571 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 21:02:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 21:02:41,571 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-02 21:02:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-02 21:02:41,571 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_ioctl [2022-11-02 21:02:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_ioctl [2022-11-02 21:02:41,572 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 21:02:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 21:02:41,572 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache [2022-11-02 21:02:41,572 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache [2022-11-02 21:02:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 21:02:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info [2022-11-02 21:02:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info [2022-11-02 21:02:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 21:02:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 21:02:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-11-02 21:02:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-11-02 21:02:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 21:02:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl [2022-11-02 21:02:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl [2022-11-02 21:02:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 21:02:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 21:02:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_finish [2022-11-02 21:02:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_finish [2022-11-02 21:02:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_reset_resume [2022-11-02 21:02:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_reset_resume [2022-11-02 21:02:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-11-02 21:02:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-11-02 21:02:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 21:02:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-02 21:02:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-02 21:02:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 21:02:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 21:02:41,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 21:02:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 21:02:41,577 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-02 21:02:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-02 21:02:41,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 21:02:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 21:02:41,578 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward [2022-11-02 21:02:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward [2022-11-02 21:02:41,578 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-02 21:02:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-02 21:02:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_commit_video [2022-11-02 21:02:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_commit_video [2022-11-02 21:02:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-02 21:02:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 21:02:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 21:02:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-02 21:02:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-02 21:02:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-02 21:02:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-02 21:02:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 21:02:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-02 21:02:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-02 21:02:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-02 21:02:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-02 21:02:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-02 21:02:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-02 21:02:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get [2022-11-02 21:02:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get [2022-11-02 21:02:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:02:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_endpoint [2022-11-02 21:02:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint [2022-11-02 21:02:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 21:02:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 21:02:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:02:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 21:02:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi [2022-11-02 21:02:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi [2022-11-02 21:02:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 21:02:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 21:02:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl [2022-11-02 21:02:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl [2022-11-02 21:02:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-02 21:02:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-02 21:02:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_delete [2022-11-02 21:02:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_delete [2022-11-02 21:02:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity [2022-11-02 21:02:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity [2022-11-02 21:02:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers [2022-11-02 21:02:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers [2022-11-02 21:02:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-02 21:02:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-02 21:02:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event [2022-11-02 21:02:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event [2022-11-02 21:02:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-02 21:02:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-02 21:02:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_open [2022-11-02 21:02:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open [2022-11-02 21:02:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:02:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:02:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-02 21:02:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-02 21:02:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 21:02:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 21:02:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 21:02:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 21:02:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-11-02 21:02:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-11-02 21:02:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event [2022-11-02 21:02:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event [2022-11-02 21:02:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-02 21:02:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-02 21:02:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 21:02:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 21:02:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload [2022-11-02 21:02:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload [2022-11-02 21:02:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-11-02 21:02:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-11-02 21:02:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-02 21:02:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-02 21:02:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2022-11-02 21:02:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2022-11-02 21:02:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-02 21:02:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-02 21:02:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup [2022-11-02 21:02:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup [2022-11-02 21:02:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-11-02 21:02:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-11-02 21:02:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 21:02:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 21:02:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh [2022-11-02 21:02:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh [2022-11-02 21:02:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_init_video [2022-11-02 21:02:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_init_video [2022-11-02 21:02:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_start [2022-11-02 21:02:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_start [2022-11-02 21:02:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 21:02:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 21:02:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2022-11-02 21:02:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2022-11-02 21:02:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_5_4 [2022-11-02 21:02:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_5_4 [2022-11-02 21:02:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-02 21:02:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-02 21:02:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_find_control [2022-11-02 21:02:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_find_control [2022-11-02 21:02:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup [2022-11-02 21:02:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup [2022-11-02 21:02:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-02 21:02:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-02 21:02:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-02 21:02:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-02 21:02:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-02 21:02:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-02 21:02:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare [2022-11-02 21:02:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare [2022-11-02 21:02:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-02 21:02:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-02 21:02:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom [2022-11-02 21:02:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom [2022-11-02 21:02:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_test_bit [2022-11-02 21:02:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_test_bit [2022-11-02 21:02:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:02:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 21:02:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 21:02:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-02 21:02:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-02 21:02:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:02:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-11-02 21:02:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-11-02 21:02:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_stop [2022-11-02 21:02:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_stop [2022-11-02 21:02:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_entity [2022-11-02 21:02:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity [2022-11-02 21:02:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-02 21:02:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-02 21:02:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_query_ctrl [2022-11-02 21:02:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl [2022-11-02 21:02:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 21:02:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-02 21:02:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-02 21:02:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-02 21:02:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-02 21:02:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 21:02:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 21:02:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges [2022-11-02 21:02:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges [2022-11-02 21:02:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 21:02:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 21:02:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irqlock_of_uvc_video_queue [2022-11-02 21:02:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irqlock_of_uvc_video_queue [2022-11-02 21:02:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-02 21:02:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-02 21:02:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-02 21:02:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-02 21:02:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 21:02:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 21:02:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof [2022-11-02 21:02:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof [2022-11-02 21:02:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-11-02 21:02:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-11-02 21:02:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 21:02:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 21:02:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 21:02:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 21:02:41,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uvc_clock [2022-11-02 21:02:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uvc_clock [2022-11-02 21:02:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-11-02 21:02:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-11-02 21:02:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2022-11-02 21:02:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2022-11-02 21:02:41,607 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-11-02 21:02:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-11-02 21:02:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_print_terms [2022-11-02 21:02:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_print_terms [2022-11-02 21:02:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-02 21:02:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-02 21:02:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_has_privileges [2022-11-02 21:02:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_has_privileges [2022-11-02 21:02:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_enable [2022-11-02 21:02:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_enable [2022-11-02 21:02:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 21:02:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 21:02:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 21:02:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 21:02:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 21:02:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-02 21:02:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-02 21:02:41,610 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_init [2022-11-02 21:02:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_init [2022-11-02 21:02:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 21:02:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 21:02:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid [2022-11-02 21:02:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid [2022-11-02 21:02:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 21:02:41,612 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 21:02:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_uninit_video [2022-11-02 21:02:41,612 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_uninit_video [2022-11-02 21:02:41,612 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream [2022-11-02 21:02:41,612 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream [2022-11-02 21:02:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-11-02 21:02:41,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-11-02 21:02:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_enable [2022-11-02 21:02:41,613 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_enable [2022-11-02 21:02:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl [2022-11-02 21:02:41,613 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl [2022-11-02 21:02:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-02 21:02:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-02 21:02:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-02 21:02:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-02 21:02:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-11-02 21:02:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-11-02 21:02:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-11-02 21:02:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-11-02 21:02:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 21:02:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 21:02:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_49___0 [2022-11-02 21:02:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_49___0 [2022-11-02 21:02:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_queue [2022-11-02 21:02:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue [2022-11-02 21:02:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_resume [2022-11-02 21:02:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_resume [2022-11-02 21:02:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 21:02:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 21:02:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_unregister_video [2022-11-02 21:02:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_unregister_video [2022-11-02 21:02:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2022-11-02 21:02:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2022-11-02 21:02:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_resume [2022-11-02 21:02:41,618 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_resume [2022-11-02 21:02:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2022-11-02 21:02:41,618 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2022-11-02 21:02:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_cleanup [2022-11-02 21:02:41,618 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_cleanup [2022-11-02 21:02:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streaming [2022-11-02 21:02:41,619 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming [2022-11-02 21:02:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_disconnect [2022-11-02 21:02:41,619 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_disconnect [2022-11-02 21:02:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:02:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-11-02 21:02:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-11-02 21:02:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom [2022-11-02 21:02:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom [2022-11-02 21:02:41,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 21:02:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 21:02:43,012 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:02:43,015 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:02:43,209 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 21:02:43,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11812: SUMMARY for call __copy_to_user_nocheck_#t~ret1079#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 21:02:43,604 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 21:02:43,604 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 21:02:43,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:43,604 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:43,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:43,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:43,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:43,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:43,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:43,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:43,605 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11833: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1077#1 && __copy_to_user_nocheck_#t~ret1077#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~24#1 := __copy_to_user_nocheck_#t~ret1077#1;havoc __copy_to_user_nocheck_#t~ret1077#1; [2022-11-02 21:02:43,606 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:43,606 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:43,606 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11805: 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 21:02:43,606 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11809: SUMMARY for call __copy_to_user_nocheck_#t~ret1078#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-11-02 21:02:43,606 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11797: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 21:02:43,606 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11859: __copy_to_user_nocheck_~tmp___2~11#1 := __copy_to_user_nocheck_#t~ret1079#1;havoc __copy_to_user_nocheck_#t~ret1079#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 21:02:43,606 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11801: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 21:02:43,607 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11789: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 21:02:43,607 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11793: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 21:02:43,607 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:43,607 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:43,607 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11847: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1078#1 && __copy_to_user_nocheck_#t~ret1078#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~14#1 := __copy_to_user_nocheck_#t~ret1078#1;havoc __copy_to_user_nocheck_#t~ret1078#1; [2022-11-02 21:02:43,607 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 21:02:43,607 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 21:02:46,979 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11700: SUMMARY for call __copy_from_user_nocheck_#t~ret1073#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-11-02 21:02:46,980 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11692: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 21:02:47,028 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11696: 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 21:02:47,028 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11729: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1072#1 && __copy_from_user_nocheck_#t~ret1072#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~23#1 := __copy_from_user_nocheck_#t~ret1072#1;havoc __copy_from_user_nocheck_#t~ret1072#1; [2022-11-02 21:02:47,028 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11684: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 21:02:47,028 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 21:02:47,028 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 21:02:47,028 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11688: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 21:02:47,028 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11680: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 21:02:47,028 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 21:02:47,029 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 21:02:47,029 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11756: __copy_from_user_nocheck_~tmp___2~10#1 := __copy_from_user_nocheck_#t~ret1074#1;havoc __copy_from_user_nocheck_#t~ret1074#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 21:02:47,029 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:47,029 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:47,029 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11744: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1073#1 && __copy_from_user_nocheck_#t~ret1073#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~13#1 := __copy_from_user_nocheck_#t~ret1073#1;havoc __copy_from_user_nocheck_#t~ret1073#1; [2022-11-02 21:02:47,029 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:47,029 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:47,029 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11703: SUMMARY for call __copy_from_user_nocheck_#t~ret1074#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 21:02:47,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:47,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:47,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:47,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:47,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:47,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:02:47,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 21:02:47,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 21:06:13,780 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-02 21:06:13,921 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:06:13,952 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:06:13,952 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-02 21:06:13,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:06:13 BoogieIcfgContainer [2022-11-02 21:06:13,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:06:13,960 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:06:13,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:06:13,964 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:06:13,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:02:32" (1/3) ... [2022-11-02 21:06:13,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3db95bf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:06:13, skipping insertion in model container [2022-11-02 21:06:13,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:39" (2/3) ... [2022-11-02 21:06:13,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3db95bf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:06:13, skipping insertion in model container [2022-11-02 21:06:13,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:06:13" (3/3) ... [2022-11-02 21:06:13,972 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 21:06:13,991 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:06:13,991 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-02 21:06:14,125 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:06:14,133 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;@3d22ca23, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:06:14,135 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-02 21:06:14,150 INFO L276 IsEmpty]: Start isEmpty. Operand has 3258 states, 2427 states have (on average 1.3658838071693449) internal successors, (3315), 2447 states have internal predecessors, (3315), 670 states have call successors, (670), 159 states have call predecessors, (670), 158 states have return successors, (661), 655 states have call predecessors, (661), 661 states have call successors, (661) [2022-11-02 21:06:14,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2022-11-02 21:06:14,202 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:06:14,203 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] [2022-11-02 21:06:14,204 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:06:14,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:06:14,212 INFO L85 PathProgramCache]: Analyzing trace with hash -22320483, now seen corresponding path program 1 times [2022-11-02 21:06:14,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:06:14,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708928206] [2022-11-02 21:06:14,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:06:14,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:06:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:06:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:06:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:06:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:06:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:06:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:06:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:06:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:06:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:06:17,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:06:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:06:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:06:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:06:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:06:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:06:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:06:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:06:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:06:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 21:06:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 21:06:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:06:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 21:06:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:06:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 21:06:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 21:06:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:06:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:06:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 21:06:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:06:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 21:06:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:06:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:06:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-02 21:06:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-11-02 21:06:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:06:17,915 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 21:06:17,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:06:17,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708928206] [2022-11-02 21:06:17,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708928206] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:06:17,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:06:17,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:06:17,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639770174] [2022-11-02 21:06:17,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:06:17,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:06:17,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:06:17,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:06:17,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:06:17,970 INFO L87 Difference]: Start difference. First operand has 3258 states, 2427 states have (on average 1.3658838071693449) internal successors, (3315), 2447 states have internal predecessors, (3315), 670 states have call successors, (670), 159 states have call predecessors, (670), 158 states have return successors, (661), 655 states have call predecessors, (661), 661 states have call successors, (661) Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-02 21:06:20,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:06:22,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:06:27,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []