./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c386a2fc346020977e7fea7780223b1e92c3ddfbc5eefe246d36e82aab3e4e9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:30:28,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:30:28,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:30:28,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:30:28,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:30:28,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:30:28,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:30:28,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:30:28,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:30:28,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:30:28,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:30:28,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:30:28,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:30:28,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:30:28,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:30:28,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:30:28,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:30:28,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:30:28,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:30:28,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:30:28,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:30:28,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:30:28,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:30:28,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:30:28,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:30:28,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:30:28,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:30:28,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:30:28,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:30:28,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:30:28,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:30:28,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:30:28,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:30:28,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:30:28,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:30:28,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:30:28,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:30:28,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:30:28,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:30:28,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:30:28,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:30:28,383 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 01:30:28,425 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:30:28,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:30:28,427 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:30:28,427 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:30:28,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:30:28,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:30:28,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:30:28,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:30:28,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:30:28,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:30:28,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:30:28,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:30:28,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:30:28,437 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:30:28,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:30:28,437 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:30:28,438 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:30:28,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:30:28,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:30:28,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:30:28,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:30:28,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:30:28,439 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:30:28,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:30:28,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:30:28,440 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_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c386a2fc346020977e7fea7780223b1e92c3ddfbc5eefe246d36e82aab3e4e9 [2021-11-23 01:30:28,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:30:28,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:30:28,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:30:28,758 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:30:28,760 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:30:28,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i [2021-11-23 01:30:28,854 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/data/b6ef6a65b/2f9d5c3d042d47cda3f83f6759606143/FLAGf99becd50 [2021-11-23 01:30:30,256 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:30:30,257 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i [2021-11-23 01:30:30,328 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/data/b6ef6a65b/2f9d5c3d042d47cda3f83f6759606143/FLAGf99becd50 [2021-11-23 01:30:30,772 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/data/b6ef6a65b/2f9d5c3d042d47cda3f83f6759606143 [2021-11-23 01:30:30,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:30:30,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:30:30,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:30:30,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:30:30,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:30:30,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:30:30" (1/1) ... [2021-11-23 01:30:30,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e2320ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:30, skipping insertion in model container [2021-11-23 01:30:30,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:30:30" (1/1) ... [2021-11-23 01:30:30,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:30:31,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:30:35,030 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_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[831710,831723] [2021-11-23 01:30:35,033 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_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[831879,831892] [2021-11-23 01:30:35,034 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_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[832046,832059] [2021-11-23 01:30:35,035 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_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[832214,832227] [2021-11-23 01:30:35,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:30:35,176 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:30:36,653 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_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[831710,831723] [2021-11-23 01:30:36,654 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_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[831879,831892] [2021-11-23 01:30:36,655 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_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[832046,832059] [2021-11-23 01:30:36,655 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_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[832214,832227] [2021-11-23 01:30:36,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:30:36,888 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:30:36,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36 WrapperNode [2021-11-23 01:30:36,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:30:36,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:30:36,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:30:36,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:30:36,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:37,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:38,387 INFO L137 Inliner]: procedures = 240, calls = 23659, calls flagged for inlining = 98, calls inlined = 86, statements flattened = 6575 [2021-11-23 01:30:38,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:30:38,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:30:38,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:30:38,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:30:38,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:38,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:38,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:38,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:39,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:39,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:39,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:39,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:30:39,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:30:39,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:30:39,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:30:39,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:36" (1/1) ... [2021-11-23 01:30:39,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:30:39,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:30:39,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:30:39,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36ff36d6-e7f9-4bbc-b39b-b08260b9278b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:30:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 01:30:39,860 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 01:30:39,860 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2021-11-23 01:30:39,860 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2021-11-23 01:30:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 01:30:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:30:39,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 01:30:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 01:30:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 01:30:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 01:30:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure setgamma [2021-11-23 01:30:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure setgamma [2021-11-23 01:30:39,862 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2021-11-23 01:30:39,862 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2021-11-23 01:30:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure sd_setgain [2021-11-23 01:30:39,863 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_setgain [2021-11-23 01:30:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2021-11-23 01:30:39,863 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2021-11-23 01:30:39,863 INFO L130 BoogieDeclarations]: Found specification of procedure set_dqt [2021-11-23 01:30:39,863 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dqt [2021-11-23 01:30:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure jpeg_set_qual [2021-11-23 01:30:39,864 INFO L138 BoogieDeclarations]: Found implementation of procedure jpeg_set_qual [2021-11-23 01:30:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure setexposure [2021-11-23 01:30:39,864 INFO L138 BoogieDeclarations]: Found implementation of procedure setexposure [2021-11-23 01:30:39,864 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w_buf [2021-11-23 01:30:39,864 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w_buf [2021-11-23 01:30:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure setquality [2021-11-23 01:30:39,865 INFO L138 BoogieDeclarations]: Found implementation of procedure setquality [2021-11-23 01:30:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:30:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:30:39,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 01:30:39,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 01:30:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-23 01:30:39,866 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-23 01:30:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 01:30:39,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 01:30:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:30:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:30:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 01:30:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 01:30:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 01:30:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure set_led [2021-11-23 01:30:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led [2021-11-23 01:30:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:30:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 01:30:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 01:30:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 01:30:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 01:30:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:30:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2021-11-23 01:30:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2021-11-23 01:30:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 01:30:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 01:30:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w_buf [2021-11-23 01:30:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w_buf [2021-11-23 01:30:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 01:30:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 01:30:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2021-11-23 01:30:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2021-11-23 01:30:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:30:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_w [2021-11-23 01:30:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_w [2021-11-23 01:30:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure get_fr_idx [2021-11-23 01:30:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fr_idx [2021-11-23 01:30:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2021-11-23 01:30:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2021-11-23 01:30:39,871 INFO L130 BoogieDeclarations]: Found specification of procedure sd_dq_callback [2021-11-23 01:30:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_dq_callback [2021-11-23 01:30:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-11-23 01:30:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-11-23 01:30:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 01:30:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 01:30:39,872 INFO L130 BoogieDeclarations]: Found specification of procedure setframerate [2021-11-23 01:30:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure setframerate [2021-11-23 01:30:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:30:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-11-23 01:30:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-11-23 01:30:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 01:30:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 01:30:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:30:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 01:30:39,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 01:30:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:30:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 01:30:39,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 01:30:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 01:30:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 01:30:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2021-11-23 01:30:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2021-11-23 01:30:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2021-11-23 01:30:39,875 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2021-11-23 01:30:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2021-11-23 01:30:39,876 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2021-11-23 01:30:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure setsharpness [2021-11-23 01:30:39,876 INFO L138 BoogieDeclarations]: Found implementation of procedure setsharpness [2021-11-23 01:30:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 01:30:39,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 01:30:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2021-11-23 01:30:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2021-11-23 01:30:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_r [2021-11-23 01:30:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_r [2021-11-23 01:30:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2021-11-23 01:30:39,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2021-11-23 01:30:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:30:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2021-11-23 01:30:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2021-11-23 01:30:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 01:30:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 01:30:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2021-11-23 01:30:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2021-11-23 01:30:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:30:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:30:40,508 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:30:40,511 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:30:51,461 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;