./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8 --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 43c8f0c9454e649b7582717bd98300fd65d0a21bf61a70018d369ce837b59bf1 --- 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-e04fb08 [2022-11-16 12:07:22,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:07:22,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:07:22,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:07:22,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:07:22,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:07:22,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:07:22,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:07:22,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:07:22,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:07:22,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:07:22,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:07:22,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:07:22,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:07:22,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:07:22,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:07:22,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:07:22,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:07:22,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:07:22,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:07:22,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:07:22,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:07:22,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:07:22,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:07:22,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:07:22,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:07:22,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:07:22,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:07:22,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:07:22,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:07:22,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:07:22,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:07:22,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:07:22,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:07:22,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:07:22,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:07:22,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:07:22,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:07:22,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:07:22,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:07:22,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:07:22,425 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:07:22,464 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:07:22,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:07:22,468 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:07:22,468 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:07:22,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:07:22,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:07:22,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:07:22,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:07:22,471 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:07:22,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:07:22,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:07:22,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:07:22,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:07:22,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:07:22,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:07:22,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:07:22,474 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:07:22,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:07:22,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:07:22,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:07:22,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:07:22,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:07:22,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:07:22,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:07:22,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:07:22,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:07:22,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:07:22,478 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:07:22,478 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:07:22,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:07:22,480 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_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c8f0c9454e649b7582717bd98300fd65d0a21bf61a70018d369ce837b59bf1 [2022-11-16 12:07:22,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:07:22,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:07:22,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:07:22,815 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:07:22,816 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:07:22,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2022-11-16 12:07:22,883 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/data/a28ccd093/a045431e32c74ceaba10a9458549c1c4/FLAG1bd97af99 [2022-11-16 12:07:23,778 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:07:23,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2022-11-16 12:07:23,833 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/data/a28ccd093/a045431e32c74ceaba10a9458549c1c4/FLAG1bd97af99 [2022-11-16 12:07:24,226 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/data/a28ccd093/a045431e32c74ceaba10a9458549c1c4 [2022-11-16 12:07:24,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:07:24,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:07:24,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:07:24,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:07:24,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:07:24,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:07:24" (1/1) ... [2022-11-16 12:07:24,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27447474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:24, skipping insertion in model container [2022-11-16 12:07:24,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:07:24" (1/1) ... [2022-11-16 12:07:24,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:07:24,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:07:24,918 WARN L1255 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2022-11-16 12:07:25,517 WARN L229 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_8cd705d9-0379-461a-bc66-131cc9b97ad3/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i[152151,152164] [2022-11-16 12:07:26,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:07:26,487 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:07:26,595 WARN L1255 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2022-11-16 12:07:26,628 WARN L229 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_8cd705d9-0379-461a-bc66-131cc9b97ad3/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i[152151,152164] [2022-11-16 12:07:26,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:07:27,084 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:07:27,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27 WrapperNode [2022-11-16 12:07:27,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:07:27,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:07:27,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:07:27,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:07:27,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:27,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:28,504 INFO L138 Inliner]: procedures = 232, calls = 3247, calls flagged for inlining = 119, calls inlined = 119, statements flattened = 7384 [2022-11-16 12:07:28,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:07:28,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:07:28,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:07:28,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:07:28,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:28,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:29,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:29,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:30,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:30,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:30,618 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:30,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:30,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:07:30,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:07:30,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:07:30,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:07:30,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:07:27" (1/1) ... [2022-11-16 12:07:30,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:07:30,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:07:30,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:07:30,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd705d9-0379-461a-bc66-131cc9b97ad3/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:07:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_10 [2022-11-16 12:07:30,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_10 [2022-11-16 12:07:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-16 12:07:30,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-16 12:07:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-16 12:07:30,856 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-16 12:07:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 12:07:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 12:07:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:07:30,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:07:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-16 12:07:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-16 12:07:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-11-16 12:07:30,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-11-16 12:07:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-16 12:07:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-16 12:07:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:07:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:07:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-16 12:07:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-16 12:07:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure stk_allocate_buffers [2022-11-16 12:07:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_allocate_buffers [2022-11-16 12:07:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure stk_free_buffers [2022-11-16 12:07:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_free_buffers [2022-11-16 12:07:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-16 12:07:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-16 12:07:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:07:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:07:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2022-11-16 12:07:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2022-11-16 12:07:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 12:07:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 12:07:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure stk_free_sio_buffers [2022-11-16 12:07:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_free_sio_buffers [2022-11-16 12:07:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:07:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:07:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-11-16 12:07:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-11-16 12:07:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 12:07:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 12:07:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-11-16 12:07:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-11-16 12:07:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-16 12:07:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-16 12:07:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:07:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-16 12:07:30,868 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-16 12:07:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:07:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-11-16 12:07:30,869 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-11-16 12:07:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-16 12:07:30,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-16 12:07:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-11-16 12:07:30,871 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-11-16 12:07:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-16 12:07:30,874 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-16 12:07:30,874 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 12:07:30,876 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 12:07:30,876 INFO L130 BoogieDeclarations]: Found specification of procedure stk_start_stream [2022-11-16 12:07:30,877 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_start_stream [2022-11-16 12:07:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:07:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:07:30,879 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2022-11-16 12:07:30,879 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2022-11-16 12:07:30,880 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-16 12:07:30,880 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-16 12:07:30,880 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-16 12:07:30,880 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-16 12:07:30,881 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_read_reg [2022-11-16 12:07:30,882 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_read_reg [2022-11-16 12:07:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-16 12:07:30,883 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-16 12:07:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure __printk_ratelimit [2022-11-16 12:07:30,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __printk_ratelimit [2022-11-16 12:07:30,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 12:07:30,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 12:07:30,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 12:07:30,885 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_stk_mmap [2022-11-16 12:07:30,885 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_stk_mmap [2022-11-16 12:07:30,885 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-11-16 12:07:30,885 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-11-16 12:07:30,886 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-16 12:07:30,886 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-16 12:07:30,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 12:07:30,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2022-11-16 12:07:30,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2022-11-16 12:07:30,887 INFO L130 BoogieDeclarations]: Found specification of procedure v4l_stk_poll [2022-11-16 12:07:30,887 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l_stk_poll [2022-11-16 12:07:30,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:07:30,889 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_dev_release [2022-11-16 12:07:30,889 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_dev_release [2022-11-16 12:07:30,889 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_inb [2022-11-16 12:07:30,890 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_inb [2022-11-16 12:07:30,890 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-16 12:07:30,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-16 12:07:30,892 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-11-16 12:07:30,892 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-11-16 12:07:30,892 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-16 12:07:30,893 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-16 12:07:30,893 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 12:07:30,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 12:07:30,893 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_vm_close [2022-11-16 12:07:30,894 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_vm_close [2022-11-16 12:07:30,894 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-16 12:07:30,894 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-16 12:07:30,895 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_disconnect [2022-11-16 12:07:30,895 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_disconnect [2022-11-16 12:07:30,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:07:30,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:07:30,896 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_outb [2022-11-16 12:07:30,897 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_outb [2022-11-16 12:07:30,897 INFO L130 BoogieDeclarations]: Found specification of procedure stk_isoc_handler [2022-11-16 12:07:30,897 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_isoc_handler [2022-11-16 12:07:30,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:07:30,898 INFO L130 BoogieDeclarations]: Found specification of procedure stk_clean_iso [2022-11-16 12:07:30,899 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_clean_iso [2022-11-16 12:07:30,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-16 12:07:30,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-16 12:07:30,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:07:30,905 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 12:07:30,906 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_check_system [2022-11-16 12:07:30,906 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_check_system [2022-11-16 12:07:30,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 12:07:30,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 12:07:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure stk_try_fmt_vid_cap [2022-11-16 12:07:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_try_fmt_vid_cap [2022-11-16 12:07:30,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-16 12:07:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-16 12:07:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-16 12:07:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-16 12:07:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure stk_sensor_write_regvals [2022-11-16 12:07:30,920 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_sensor_write_regvals [2022-11-16 12:07:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure stk_v4l_vm_open [2022-11-16 12:07:30,920 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_v4l_vm_open [2022-11-16 12:07:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure stk_setup_format [2022-11-16 12:07:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_setup_format [2022-11-16 12:07:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure stk_camera_write_reg [2022-11-16 12:07:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_camera_write_reg [2022-11-16 12:07:30,922 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-16 12:07:30,922 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-16 12:07:30,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_11 [2022-11-16 12:07:30,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_11 [2022-11-16 12:07:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure stk_initialise [2022-11-16 12:07:30,923 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_initialise [2022-11-16 12:07:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-11-16 12:07:30,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-11-16 12:07:30,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:07:30,924 INFO L130 BoogieDeclarations]: Found specification of procedure stk_stop_stream [2022-11-16 12:07:30,924 INFO L138 BoogieDeclarations]: Found implementation of procedure stk_stop_stream [2022-11-16 12:07:30,924 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-16 12:07:30,924 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-16 12:07:30,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:07:30,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:07:32,262 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:07:32,267 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:07:32,806 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:07:34,494 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true;