./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/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 a521111bd175d3310336dcb5a96ef10ad6928036ed2148cdf12f5390a99f6bb7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:40:05,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:40:05,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:40:05,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:40:05,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:40:05,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:40:05,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:40:05,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:40:05,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:40:05,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:40:05,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:40:05,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:40:05,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:40:05,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:40:05,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:40:05,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:40:05,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:40:05,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:40:05,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:40:05,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:40:05,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:40:05,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:40:05,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:40:05,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:40:05,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:40:05,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:40:05,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:40:05,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:40:05,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:40:05,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:40:05,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:40:05,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:40:05,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:40:05,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:40:05,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:40:05,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:40:05,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:40:05,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:40:05,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:40:05,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:40:05,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:40:05,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:40:05,465 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:40:05,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:40:05,474 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:40:05,475 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:40:05,476 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:40:05,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:40:05,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:40:05,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:40:05,479 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:40:05,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:40:05,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:40:05,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:40:05,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:40:05,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:40:05,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:40:05,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:40:05,482 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:40:05,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:40:05,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:40:05,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:40:05,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:40:05,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:40:05,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:40:05,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:40:05,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:40:05,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:40:05,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:40:05,485 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:40:05,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:40:05,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:40:05,486 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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a521111bd175d3310336dcb5a96ef10ad6928036ed2148cdf12f5390a99f6bb7 [2022-11-02 20:40:05,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:40:05,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:40:05,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:40:05,879 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:40:05,880 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:40:05,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 20:40:05,967 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/data/ec4c40dda/e308b6e2a0c14b77837d7bd059ad5860/FLAG43f07fd9c [2022-11-02 20:40:07,299 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:40:07,299 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 20:40:07,361 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/data/ec4c40dda/e308b6e2a0c14b77837d7bd059ad5860/FLAG43f07fd9c [2022-11-02 20:40:07,412 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/data/ec4c40dda/e308b6e2a0c14b77837d7bd059ad5860 [2022-11-02 20:40:07,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:40:07,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:40:07,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:40:07,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:40:07,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:40:07,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:07" (1/1) ... [2022-11-02 20:40:07,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618b7a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:07, skipping insertion in model container [2022-11-02 20:40:07,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:07" (1/1) ... [2022-11-02 20:40:07,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:40:07,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:40:13,531 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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599511,599524] [2022-11-02 20:40:13,534 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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599658,599671] [2022-11-02 20:40:13,535 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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599797,599810] [2022-11-02 20:40:13,535 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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599955,599968] [2022-11-02 20:40:13,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:40:13,727 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:40:14,714 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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599511,599524] [2022-11-02 20:40:14,716 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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599658,599671] [2022-11-02 20:40:14,716 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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599797,599810] [2022-11-02 20:40:14,718 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_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599955,599968] [2022-11-02 20:40:14,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:40:15,089 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:40:15,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15 WrapperNode [2022-11-02 20:40:15,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:40:15,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:40:15,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:40:15,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:40:15,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:15,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:15,938 INFO L138 Inliner]: procedures = 547, calls = 8792, calls flagged for inlining = 309, calls inlined = 249, statements flattened = 13527 [2022-11-02 20:40:15,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:40:15,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:40:15,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:40:15,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:40:15,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:15,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:16,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:16,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:16,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:16,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:16,632 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:16,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:16,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:40:16,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:40:16,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:40:16,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:40:16,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (1/1) ... [2022-11-02 20:40:16,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:40:16,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:40:16,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:40:16,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa980f99-c89c-4ab3-8e80-9d45c9a9ce2d/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:40:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:40:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:40:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-02 20:40:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-02 20:40:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:40:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:40:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:40:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:40:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_read [2022-11-02 20:40:16,863 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read [2022-11-02 20:40:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_release [2022-11-02 20:40:16,863 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release [2022-11-02 20:40:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_control [2022-11-02 20:40:16,863 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_control [2022-11-02 20:40:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-11-02 20:40:16,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-11-02 20:40:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping [2022-11-02 20:40:16,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping [2022-11-02 20:40:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_finish [2022-11-02 20:40:16,864 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish [2022-11-02 20:40:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-02 20:40:16,865 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-02 20:40:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-02 20:40:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_prepare [2022-11-02 20:40:16,865 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_prepare [2022-11-02 20:40:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers [2022-11-02 20:40:16,866 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers [2022-11-02 20:40:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset [2022-11-02 20:40:16,866 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset [2022-11-02 20:40:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2022-11-02 20:40:16,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2022-11-02 20:40:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:40:16,867 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:40:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-02 20:40:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ts [2022-11-02 20:40:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ts [2022-11-02 20:40:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_by_id [2022-11-02 20:40:16,869 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id [2022-11-02 20:40:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:40:16,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:40:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-02 20:40:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-02 20:40:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 20:40:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 20:40:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:40:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:40:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:40:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:40:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-02 20:40:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-02 20:40:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:40:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-11-02 20:40:16,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-11-02 20:40:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl [2022-11-02 20:40:16,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl [2022-11-02 20:40:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_data [2022-11-02 20:40:16,875 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data [2022-11-02 20:40:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:40:16,875 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:40:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-02 20:40:16,876 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-02 20:40:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_ioctl [2022-11-02 20:40:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_ioctl [2022-11-02 20:40:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:40:16,877 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:40:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache [2022-11-02 20:40:16,878 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache [2022-11-02 20:40:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:40:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info [2022-11-02 20:40:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info [2022-11-02 20:40:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:40:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:40:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-11-02 20:40:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-11-02 20:40:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:40:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl [2022-11-02 20:40:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl [2022-11-02 20:40:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:40:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:40:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_finish [2022-11-02 20:40:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_finish [2022-11-02 20:40:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_reset_resume [2022-11-02 20:40:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_reset_resume [2022-11-02 20:40:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-11-02 20:40:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-11-02 20:40:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:40:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-02 20:40:16,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-02 20:40:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:40:16,884 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:40:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 20:40:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 20:40:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-02 20:40:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-02 20:40:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 20:40:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 20:40:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward [2022-11-02 20:40:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward [2022-11-02 20:40:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-02 20:40:16,888 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-02 20:40:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_commit_video [2022-11-02 20:40:16,888 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_commit_video [2022-11-02 20:40:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-02 20:40:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:40:16,889 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:40:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-02 20:40:16,890 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-02 20:40:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:40:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-02 20:40:16,890 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-02 20:40:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-02 20:40:16,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-02 20:40:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-02 20:40:16,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-02 20:40:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get [2022-11-02 20:40:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get [2022-11-02 20:40:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:40:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_endpoint [2022-11-02 20:40:16,903 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint [2022-11-02 20:40:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:40:16,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:40:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:40:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:40:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi [2022-11-02 20:40:16,910 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi [2022-11-02 20:40:16,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:40:16,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:40:16,911 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl [2022-11-02 20:40:16,911 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl [2022-11-02 20:40:16,911 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-02 20:40:16,911 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-02 20:40:16,912 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_delete [2022-11-02 20:40:16,912 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_delete [2022-11-02 20:40:16,912 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity [2022-11-02 20:40:16,912 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity [2022-11-02 20:40:16,912 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers [2022-11-02 20:40:16,912 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers [2022-11-02 20:40:16,913 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event [2022-11-02 20:40:16,913 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event [2022-11-02 20:40:16,913 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-02 20:40:16,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-02 20:40:16,913 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_open [2022-11-02 20:40:16,913 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open [2022-11-02 20:40:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:40:16,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:40:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-02 20:40:16,914 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-02 20:40:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:40:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:40:16,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:40:16,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:40:16,915 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-11-02 20:40:16,915 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-11-02 20:40:16,915 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event [2022-11-02 20:40:16,915 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event [2022-11-02 20:40:16,916 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-02 20:40:16,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-02 20:40:16,916 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload [2022-11-02 20:40:16,916 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload [2022-11-02 20:40:16,916 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-11-02 20:40:16,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-11-02 20:40:16,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-02 20:40:16,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-02 20:40:16,917 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2022-11-02 20:40:16,917 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2022-11-02 20:40:17,030 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-02 20:40:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-02 20:40:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup [2022-11-02 20:40:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup [2022-11-02 20:40:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-11-02 20:40:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-11-02 20:40:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:40:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:40:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh [2022-11-02 20:40:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh [2022-11-02 20:40:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_init_video [2022-11-02 20:40:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_init_video [2022-11-02 20:40:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_start [2022-11-02 20:40:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_start [2022-11-02 20:40:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:40:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:40:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2022-11-02 20:40:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2022-11-02 20:40:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_5_4 [2022-11-02 20:40:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_5_4 [2022-11-02 20:40:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-02 20:40:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-02 20:40:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_find_control [2022-11-02 20:40:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_find_control [2022-11-02 20:40:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup [2022-11-02 20:40:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup [2022-11-02 20:40:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-02 20:40:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-02 20:40:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-02 20:40:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-02 20:40:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-02 20:40:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-02 20:40:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare [2022-11-02 20:40:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare [2022-11-02 20:40:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-02 20:40:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-02 20:40:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom [2022-11-02 20:40:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom [2022-11-02 20:40:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_test_bit [2022-11-02 20:40:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_test_bit [2022-11-02 20:40:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:40:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:40:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:40:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-02 20:40:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-02 20:40:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:40:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-11-02 20:40:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-11-02 20:40:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_stop [2022-11-02 20:40:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_stop [2022-11-02 20:40:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_entity [2022-11-02 20:40:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity [2022-11-02 20:40:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-02 20:40:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-02 20:40:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_query_ctrl [2022-11-02 20:40:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl [2022-11-02 20:40:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:40:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-02 20:40:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-02 20:40:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-02 20:40:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-02 20:40:17,036 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 20:40:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 20:40:17,036 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-02 20:40:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-02 20:40:17,036 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges [2022-11-02 20:40:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges [2022-11-02 20:40:17,036 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:40:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:40:17,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-02 20:40:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-02 20:40:17,036 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-02 20:40:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-02 20:40:17,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:40:17,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:40:17,037 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof [2022-11-02 20:40:17,037 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof [2022-11-02 20:40:17,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-11-02 20:40:17,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-11-02 20:40:17,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 20:40:17,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 20:40:17,037 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:40:17,037 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:40:17,037 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-11-02 20:40:17,037 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-11-02 20:40:17,038 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2022-11-02 20:40:17,038 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2022-11-02 20:40:17,038 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-11-02 20:40:17,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-11-02 20:40:17,038 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_print_terms [2022-11-02 20:40:17,038 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_print_terms [2022-11-02 20:40:17,038 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-02 20:40:17,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-02 20:40:17,043 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_has_privileges [2022-11-02 20:40:17,043 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_has_privileges [2022-11-02 20:40:17,043 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_enable [2022-11-02 20:40:17,043 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_enable [2022-11-02 20:40:17,044 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:40:17,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:40:17,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:40:17,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:40:17,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:40:17,044 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-02 20:40:17,044 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-02 20:40:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_init [2022-11-02 20:40:17,045 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_init [2022-11-02 20:40:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 20:40:17,045 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 20:40:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid [2022-11-02 20:40:17,045 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid [2022-11-02 20:40:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:40:17,045 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:40:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_uninit_video [2022-11-02 20:40:17,045 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_uninit_video [2022-11-02 20:40:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream [2022-11-02 20:40:17,045 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream [2022-11-02 20:40:17,046 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-11-02 20:40:17,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-11-02 20:40:17,046 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_enable [2022-11-02 20:40:17,046 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_enable [2022-11-02 20:40:17,046 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl [2022-11-02 20:40:17,046 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl [2022-11-02 20:40:17,046 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-02 20:40:17,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-02 20:40:17,046 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-02 20:40:17,046 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-02 20:40:17,046 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-11-02 20:40:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-11-02 20:40:17,047 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-11-02 20:40:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-11-02 20:40:17,047 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 20:40:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 20:40:17,047 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_queue [2022-11-02 20:40:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue [2022-11-02 20:40:17,047 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_resume [2022-11-02 20:40:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_resume [2022-11-02 20:40:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:40:17,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:40:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_unregister_video [2022-11-02 20:40:17,048 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_unregister_video [2022-11-02 20:40:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2022-11-02 20:40:17,048 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2022-11-02 20:40:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_resume [2022-11-02 20:40:17,048 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_resume [2022-11-02 20:40:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2022-11-02 20:40:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2022-11-02 20:40:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_cleanup [2022-11-02 20:40:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_cleanup [2022-11-02 20:40:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streaming [2022-11-02 20:40:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming [2022-11-02 20:40:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_disconnect [2022-11-02 20:40:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_disconnect [2022-11-02 20:40:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:40:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-11-02 20:40:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-11-02 20:40:17,050 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom [2022-11-02 20:40:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom [2022-11-02 20:40:17,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 20:40:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 20:40:18,622 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:40:18,637 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:40:18,901 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:40:19,544 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11774: assume 0 != __copy_to_user_nocheck_~tmp___0~26#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:40:19,545 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11774: assume !(0 != __copy_to_user_nocheck_~tmp___0~26#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:40:19,545 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11788: assume 0 != __copy_to_user_nocheck_~tmp___1~15#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:40:19,545 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11788: assume !(0 != __copy_to_user_nocheck_~tmp___1~15#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:40:19,545 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11747: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:19,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11747: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:19,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11751: SUMMARY for call __copy_to_user_nocheck_#t~ret1088#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2022-11-02 20:40:19,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11772: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1086#1 && __copy_to_user_nocheck_#t~ret1086#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~26#1 := __copy_to_user_nocheck_#t~ret1086#1;havoc __copy_to_user_nocheck_#t~ret1086#1; [2022-11-02 20:40:19,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11739: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:19,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11739: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:19,547 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11743: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:19,547 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11743: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:19,547 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:19,547 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:19,548 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11735: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:19,548 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11735: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:19,548 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11748: SUMMARY for call __copy_to_user_nocheck_#t~ret1087#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:40:19,548 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:19,548 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:19,549 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11740: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:40:19,549 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11744: SUMMARY for call __copy_to_user_nocheck_#t~ret1086#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:40:19,551 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11732: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:40:19,551 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11736: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:40:19,551 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11798: __copy_to_user_nocheck_~tmp___2~11#1 := __copy_to_user_nocheck_#t~ret1088#1;havoc __copy_to_user_nocheck_#t~ret1088#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-02 20:40:19,552 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11786: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1087#1 && __copy_to_user_nocheck_#t~ret1087#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~15#1 := __copy_to_user_nocheck_#t~ret1087#1;havoc __copy_to_user_nocheck_#t~ret1087#1; [2022-11-02 20:40:19,552 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11728: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-02 20:40:23,631 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11642: SUMMARY for call __copy_from_user_nocheck_#t~ret1083#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2022-11-02 20:40:23,631 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11634: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:23,631 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11634: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:23,632 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11638: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:23,632 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11638: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:23,632 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11626: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:23,632 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11626: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:23,632 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11630: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:23,632 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11630: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:23,632 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11622: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:23,632 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11622: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:23,632 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11668: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1081#1 && __copy_from_user_nocheck_#t~ret1081#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~25#1 := __copy_from_user_nocheck_#t~ret1081#1;havoc __copy_from_user_nocheck_#t~ret1081#1; [2022-11-02 20:40:23,633 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11635: SUMMARY for call __copy_from_user_nocheck_#t~ret1081#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:40:23,633 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11639: SUMMARY for call __copy_from_user_nocheck_#t~ret1082#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-11-02 20:40:23,633 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11627: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:40:23,633 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11631: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:40:23,633 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11685: assume 0 != __copy_from_user_nocheck_~tmp___1~14#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:40:23,633 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11685: assume !(0 != __copy_from_user_nocheck_~tmp___1~14#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:40:23,633 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11619: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:40:23,633 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11623: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:40:23,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-02 20:40:23,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-02 20:40:23,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11670: assume 0 != __copy_from_user_nocheck_~tmp___0~25#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:40:23,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11670: assume !(0 != __copy_from_user_nocheck_~tmp___0~25#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-02 20:40:23,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: __copy_from_user_nocheck_~tmp___2~10#1 := __copy_from_user_nocheck_#t~ret1083#1;havoc __copy_from_user_nocheck_#t~ret1083#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-02 20:40:23,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1082#1 && __copy_from_user_nocheck_#t~ret1082#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~14#1 := __copy_from_user_nocheck_#t~ret1082#1;havoc __copy_from_user_nocheck_#t~ret1082#1; [2022-11-02 20:44:11,089 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-02 20:44:11,194 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:44:11,218 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:44:11,218 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-02 20:44:11,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:44:11 BoogieIcfgContainer [2022-11-02 20:44:11,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:44:11,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:44:11,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:44:11,231 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:44:11,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:40:07" (1/3) ... [2022-11-02 20:44:11,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bce48ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:44:11, skipping insertion in model container [2022-11-02 20:44:11,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:15" (2/3) ... [2022-11-02 20:44:11,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bce48ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:44:11, skipping insertion in model container [2022-11-02 20:44:11,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:44:11" (3/3) ... [2022-11-02 20:44:11,234 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-02 20:44:11,255 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:44:11,255 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-02 20:44:11,362 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:44:11,369 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;@918633b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:44:11,370 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-02 20:44:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 3238 states, 2433 states have (on average 1.368269625976161) internal successors, (3329), 2454 states have internal predecessors, (3329), 650 states have call successors, (650), 152 states have call predecessors, (650), 151 states have return successors, (641), 635 states have call predecessors, (641), 641 states have call successors, (641) [2022-11-02 20:44:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-11-02 20:44:11,437 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:44:11,438 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:11,439 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 20:44:11,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:11,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1878395366, now seen corresponding path program 1 times [2022-11-02 20:44:11,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:11,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179928965] [2022-11-02 20:44:11,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:11,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:13,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:44:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:44:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:44:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 20:44:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:44:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:44:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 20:44:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:44:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 20:44:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 20:44:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 20:44:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 20:44:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 20:44:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:44:14,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 20:44:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:44:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 20:44:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 20:44:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 20:44:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 20:44:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 20:44:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 20:44:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 20:44:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 20:44:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 20:44:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 20:44:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 20:44:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 20:44:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 20:44:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 20:44:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 20:44:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-02 20:44:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:14,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 20:44:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:15,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked. [2022-11-02 20:44:15,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:15,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179928965] [2022-11-02 20:44:15,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179928965] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:15,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:15,017 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:44:15,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985407409] [2022-11-02 20:44:15,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:15,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:44:15,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:15,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:44:15,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:44:15,084 INFO L87 Difference]: Start difference. First operand has 3238 states, 2433 states have (on average 1.368269625976161) internal successors, (3329), 2454 states have internal predecessors, (3329), 650 states have call successors, (650), 152 states have call predecessors, (650), 151 states have return successors, (641), 635 states have call predecessors, (641), 641 states have call successors, (641) Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-02 20:44:17,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:19,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:22,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []