./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash feb02663affd7e4c003d8324eb6559c2b1c7df1dc7a9939ecc43acad783d9e59 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:16:15,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:16:15,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:16:15,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:16:15,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:16:15,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:16:15,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:16:15,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:16:15,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:16:15,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:16:15,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:16:15,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:16:15,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:16:15,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:16:15,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:16:15,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:16:15,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:16:15,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:16:15,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:16:15,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:16:15,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:16:15,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:16:15,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:16:15,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:16:15,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:16:15,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:16:15,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:16:15,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:16:15,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:16:15,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:16:15,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:16:15,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:16:15,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:16:15,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:16:15,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:16:15,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:16:15,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:16:15,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:16:15,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:16:15,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:16:15,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:16:15,467 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:16:15,516 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:16:15,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:16:15,517 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:16:15,517 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:16:15,518 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:16:15,518 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:16:15,518 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:16:15,519 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:16:15,519 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:16:15,519 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:16:15,520 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:16:15,521 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:16:15,521 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:16:15,521 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:16:15,521 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:16:15,521 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:16:15,522 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:16:15,522 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:16:15,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:16:15,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:16:15,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:16:15,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:16:15,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:16:15,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:16:15,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:16:15,525 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:16:15,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:16:15,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:16:15,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:16:15,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:16:15,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:16:15,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:16:15,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:16:15,528 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:16:15,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:16:15,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:16:15,529 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:16:15,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:16:15,529 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> feb02663affd7e4c003d8324eb6559c2b1c7df1dc7a9939ecc43acad783d9e59 [2021-11-25 20:16:15,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:16:15,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:16:15,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:16:15,830 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:16:15,831 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:16:15,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2021-11-25 20:16:15,928 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/data/a2a2ae36a/a43ef29152c24ad685b843667e34b7d4/FLAG66785f7c1 [2021-11-25 20:16:17,098 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:16:17,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2021-11-25 20:16:17,165 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/data/a2a2ae36a/a43ef29152c24ad685b843667e34b7d4/FLAG66785f7c1 [2021-11-25 20:16:17,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/data/a2a2ae36a/a43ef29152c24ad685b843667e34b7d4 [2021-11-25 20:16:17,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:16:17,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:16:17,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:16:17,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:16:17,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:16:17,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:16:17" (1/1) ... [2021-11-25 20:16:17,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc56dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:17, skipping insertion in model container [2021-11-25 20:16:17,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:16:17" (1/1) ... [2021-11-25 20:16:17,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:16:17,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:16:22,701 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_8a762dfc-e600-445c-a39a-365e30984c0d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[537724,537737] [2021-11-25 20:16:22,704 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_8a762dfc-e600-445c-a39a-365e30984c0d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[537890,537903] [2021-11-25 20:16:22,704 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_8a762dfc-e600-445c-a39a-365e30984c0d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[538054,538067] [2021-11-25 20:16:22,705 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_8a762dfc-e600-445c-a39a-365e30984c0d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[538219,538232] [2021-11-25 20:16:22,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:16:22,891 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:16:23,722 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_8a762dfc-e600-445c-a39a-365e30984c0d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[537724,537737] [2021-11-25 20:16:23,723 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_8a762dfc-e600-445c-a39a-365e30984c0d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[537890,537903] [2021-11-25 20:16:23,723 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_8a762dfc-e600-445c-a39a-365e30984c0d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[538054,538067] [2021-11-25 20:16:23,724 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_8a762dfc-e600-445c-a39a-365e30984c0d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[538219,538232] [2021-11-25 20:16:23,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:16:24,027 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:16:24,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24 WrapperNode [2021-11-25 20:16:24,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:16:24,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:16:24,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:16:24,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:16:24,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:24,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:26,784 INFO L137 Inliner]: procedures = 523, calls = 9035, calls flagged for inlining = 312, calls inlined = 299, statements flattened = 18130 [2021-11-25 20:16:26,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:16:26,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:16:26,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:16:26,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:16:26,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:26,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:27,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:27,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:30,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:30,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:30,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:30,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:16:30,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:16:30,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:16:30,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:16:30,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:16:24" (1/1) ... [2021-11-25 20:16:30,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:16:30,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:16:30,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:16:30,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a762dfc-e600-445c-a39a-365e30984c0d/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:16:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 20:16:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 20:16:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_buffer_release [2021-11-25 20:16:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_buffer_release [2021-11-25 20:16:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-11-25 20:16:30,475 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-11-25 20:16:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2021-11-25 20:16:30,475 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2021-11-25 20:16:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:16:30,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:16:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_i2c_read [2021-11-25 20:16:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_i2c_read [2021-11-25 20:16:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-25 20:16:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-25 20:16:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_s_std [2021-11-25 20:16:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_s_std [2021-11-25 20:16:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-11-25 20:16:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-11-25 20:16:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_format_by_fourcc [2021-11-25 20:16:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_format_by_fourcc [2021-11-25 20:16:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure setBitAtPos [2021-11-25 20:16:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setBitAtPos [2021-11-25 20:16:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_set_vip_mode [2021-11-25 20:16:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_set_vip_mode [2021-11-25 20:16:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-25 20:16:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-25 20:16:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2021-11-25 20:16:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2021-11-25 20:16:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 20:16:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 20:16:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_slave_did_ack [2021-11-25 20:16:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_slave_did_ack [2021-11-25 20:16:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_cx25821_dev [2021-11-25 20:16:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_cx25821_dev [2021-11-25 20:16:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 20:16:30,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 20:16:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 20:16:30,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 20:16:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 20:16:30,480 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 20:16:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_wait_done [2021-11-25 20:16:30,481 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_wait_done [2021-11-25 20:16:30,481 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-25 20:16:30,481 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-25 20:16:30,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 20:16:30,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 20:16:30,481 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_enum_input [2021-11-25 20:16:30,482 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_enum_input [2021-11-25 20:16:30,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-25 20:16:30,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-25 20:16:30,482 INFO L130 BoogieDeclarations]: Found specification of procedure convert_to_twos [2021-11-25 20:16:30,482 INFO L138 BoogieDeclarations]: Found implementation of procedure convert_to_twos [2021-11-25 20:16:30,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:16:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-25 20:16:30,483 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-25 20:16:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 20:16:30,483 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 20:16:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 20:16:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 20:16:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 20:16:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_s_input [2021-11-25 20:16:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_s_input [2021-11-25 20:16:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-11-25 20:16:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-11-25 20:16:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_finidev [2021-11-25 20:16:30,485 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_finidev [2021-11-25 20:16:30,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 20:16:30,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 20:16:30,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 20:16:30,485 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_risc_field [2021-11-25 20:16:30,485 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_risc_field [2021-11-25 20:16:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_restart_video_queue [2021-11-25 20:16:30,486 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_restart_video_queue [2021-11-25 20:16:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:16:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-25 20:16:30,486 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-25 20:16:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-25 20:16:30,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-25 20:16:30,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-25 20:16:30,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-25 20:16:30,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-25 20:16:30,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-25 20:16:30,487 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_try_fmt_vid_out [2021-11-25 20:16:30,487 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_try_fmt_vid_out [2021-11-25 20:16:30,488 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2021-11-25 20:16:30,488 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2021-11-25 20:16:30,488 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-25 20:16:30,488 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-25 20:16:30,488 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-25 20:16:30,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-25 20:16:30,489 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 20:16:30,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 20:16:30,489 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-11-25 20:16:30,489 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-11-25 20:16:30,489 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_querycap [2021-11-25 20:16:30,489 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_querycap [2021-11-25 20:16:30,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:16:30,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-25 20:16:30,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-25 20:16:30,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-25 20:16:30,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-25 20:16:30,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-11-25 20:16:30,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-11-25 20:16:30,491 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_functionality [2021-11-25 20:16:30,491 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_functionality [2021-11-25 20:16:30,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-25 20:16:30,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-25 20:16:30,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-25 20:16:30,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-25 20:16:30,492 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_stop_upstream_video [2021-11-25 20:16:30,492 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_stop_upstream_video [2021-11-25 20:16:30,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:16:30,492 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_start_video_dma [2021-11-25 20:16:30,492 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_start_video_dma [2021-11-25 20:16:30,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 20:16:30,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 20:16:30,493 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 20:16:30,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 20:16:30,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:16:30,493 INFO L130 BoogieDeclarations]: Found specification of procedure video_release [2021-11-25 20:16:30,493 INFO L138 BoogieDeclarations]: Found implementation of procedure video_release [2021-11-25 20:16:30,494 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 20:16:30,494 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 20:16:30,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 20:16:30,494 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_i2c_write [2021-11-25 20:16:30,494 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_i2c_write [2021-11-25 20:16:30,494 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_sendbytes [2021-11-25 20:16:30,495 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_sendbytes [2021-11-25 20:16:30,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 20:16:30,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 20:16:30,495 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 20:16:30,495 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 20:16:30,495 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_try_fmt_vid_cap [2021-11-25 20:16:30,495 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_try_fmt_vid_cap [2021-11-25 20:16:30,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_cx25821_dev [2021-11-25 20:16:30,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_cx25821_dev [2021-11-25 20:16:30,496 INFO L130 BoogieDeclarations]: Found specification of procedure video_write [2021-11-25 20:16:30,496 INFO L138 BoogieDeclarations]: Found implementation of procedure video_write [2021-11-25 20:16:30,496 INFO L130 BoogieDeclarations]: Found specification of procedure clearBitAtPos [2021-11-25 20:16:30,496 INFO L138 BoogieDeclarations]: Found implementation of procedure clearBitAtPos [2021-11-25 20:16:30,497 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_risc_field_upstream [2021-11-25 20:16:30,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_risc_field_upstream [2021-11-25 20:16:30,497 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 20:16:30,497 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 20:16:30,497 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-11-25 20:16:30,497 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-11-25 20:16:30,497 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_g_output [2021-11-25 20:16:30,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_g_output [2021-11-25 20:16:30,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:16:30,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:16:30,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-25 20:16:30,498 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-25 20:16:30,498 INFO L130 BoogieDeclarations]: Found specification of procedure video_out_release [2021-11-25 20:16:30,498 INFO L138 BoogieDeclarations]: Found implementation of procedure video_out_release [2021-11-25 20:16:30,499 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_xfer [2021-11-25 20:16:30,499 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_xfer [2021-11-25 20:16:30,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 20:16:30,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 20:16:30,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:16:30,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:16:30,499 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_s_ctrl [2021-11-25 20:16:30,500 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_s_ctrl [2021-11-25 20:16:30,500 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-11-25 20:16:30,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-11-25 20:16:30,500 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-11-25 20:16:30,500 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-11-25 20:16:30,500 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_reqbufs [2021-11-25 20:16:30,500 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_reqbufs [2021-11-25 20:16:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure mapM [2021-11-25 20:16:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure mapM [2021-11-25 20:16:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_dev_unregister [2021-11-25 20:16:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_dev_unregister [2021-11-25 20:16:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-25 20:16:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-25 20:16:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_video_unregister [2021-11-25 20:16:30,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_video_unregister [2021-11-25 20:16:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure btcx_riscmem_free [2021-11-25 20:16:30,502 INFO L138 BoogieDeclarations]: Found implementation of procedure btcx_riscmem_free [2021-11-25 20:16:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_enum_output [2021-11-25 20:16:30,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_enum_output [2021-11-25 20:16:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:16:30,502 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:16:30,503 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-25 20:16:30,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-25 20:16:30,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-11-25 20:16:30,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-11-25 20:16:30,503 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-11-25 20:16:30,503 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-11-25 20:16:30,503 INFO L130 BoogieDeclarations]: Found specification of procedure video_poll [2021-11-25 20:16:30,504 INFO L138 BoogieDeclarations]: Found implementation of procedure video_poll [2021-11-25 20:16:30,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:16:30,504 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-25 20:16:30,504 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-25 20:16:30,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:16:30,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-25 20:16:30,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-25 20:16:30,505 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_readbytes [2021-11-25 20:16:30,505 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_readbytes [2021-11-25 20:16:30,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:16:30,505 INFO L130 BoogieDeclarations]: Found specification of procedure medusa_set_videostandard [2021-11-25 20:16:30,505 INFO L138 BoogieDeclarations]: Found implementation of procedure medusa_set_videostandard [2021-11-25 20:16:30,505 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_s_output [2021-11-25 20:16:30,505 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_s_output [2021-11-25 20:16:30,506 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 20:16:30,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 20:16:30,506 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_g_std [2021-11-25 20:16:30,506 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_g_std [2021-11-25 20:16:30,506 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_sram_channel_setup [2021-11-25 20:16:30,506 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_sram_channel_setup [2021-11-25 20:16:30,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_cx25821_dev [2021-11-25 20:16:30,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_cx25821_dev [2021-11-25 20:16:30,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 20:16:30,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 20:16:30,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-25 20:16:30,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-25 20:16:30,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 20:16:30,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 20:16:30,508 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-11-25 20:16:30,508 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-11-25 20:16:30,508 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_qbuf [2021-11-25 20:16:30,508 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_qbuf [2021-11-25 20:16:30,508 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_shutdown [2021-11-25 20:16:30,508 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_shutdown [2021-11-25 20:16:30,509 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2021-11-25 20:16:30,509 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2021-11-25 20:16:30,509 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-25 20:16:30,509 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-25 20:16:30,509 INFO L130 BoogieDeclarations]: Found specification of procedure btcx_riscmem_alloc [2021-11-25 20:16:30,509 INFO L138 BoogieDeclarations]: Found implementation of procedure btcx_riscmem_alloc [2021-11-25 20:16:30,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-25 20:16:30,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-25 20:16:30,510 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_video_mmap [2021-11-25 20:16:30,510 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_video_mmap [2021-11-25 20:16:30,510 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_g_input [2021-11-25 20:16:30,510 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_g_input [2021-11-25 20:16:30,510 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 20:16:30,510 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 20:16:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-25 20:16:30,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-25 20:16:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cx25821_fini_16_2 [2021-11-25 20:16:30,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cx25821_fini_16_2 [2021-11-25 20:16:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_open [2021-11-25 20:16:30,511 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_open [2021-11-25 20:16:30,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:16:30,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 20:16:30,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 20:16:30,512 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 20:16:30,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 20:16:30,512 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_g_fmt_vid_cap [2021-11-25 20:16:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_g_fmt_vid_cap [2021-11-25 20:16:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_30 [2021-11-25 20:16:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_30 [2021-11-25 20:16:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_risc_buffer [2021-11-25 20:16:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_risc_buffer [2021-11-25 20:16:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure medusa_enable_bluefield_output [2021-11-25 20:16:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure medusa_enable_bluefield_output [2021-11-25 20:16:30,514 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_log_status [2021-11-25 20:16:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_log_status [2021-11-25 20:16:30,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-11-25 20:16:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-11-25 20:16:30,514 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_initdev [2021-11-25 20:16:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_initdev [2021-11-25 20:16:30,515 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-25 20:16:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-25 20:16:30,515 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_out [2021-11-25 20:16:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_out [2021-11-25 20:16:30,515 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_risc_decode [2021-11-25 20:16:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_risc_decode [2021-11-25 20:16:30,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 20:16:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 20:16:30,516 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_querybuf [2021-11-25 20:16:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_querybuf [2021-11-25 20:16:30,516 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2021-11-25 20:16:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2021-11-25 20:16:30,516 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_iounmap [2021-11-25 20:16:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_iounmap [2021-11-25 20:16:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-25 20:16:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-25 20:16:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-11-25 20:16:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-11-25 20:16:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 20:16:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 20:16:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_enum_fmt_vid_cap [2021-11-25 20:16:30,518 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_enum_fmt_vid_cap [2021-11-25 20:16:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_free_buffer [2021-11-25 20:16:30,518 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_free_buffer [2021-11-25 20:16:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 20:16:30,518 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 20:16:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:16:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 20:16:30,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 20:16:32,361 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:16:32,364 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:16:32,964 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;