./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ --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 54e002909c3a42ac4626b4ae6d9c433b64c95193dc7056ae93230780cdb474fa --- 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-dbf71c6-m [2022-10-17 10:19:56,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:19:56,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:19:56,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:19:56,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:19:56,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:19:56,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:19:56,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:19:56,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:19:56,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:19:56,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:19:56,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:19:56,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:19:56,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:19:56,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:19:56,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:19:56,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:19:56,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:19:56,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:19:56,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:19:56,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:19:56,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:19:56,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:19:56,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:19:56,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:19:56,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:19:56,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:19:56,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:19:56,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:19:56,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:19:56,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:19:56,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:19:56,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:19:56,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:19:56,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:19:56,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:19:56,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:19:56,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:19:56,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:19:56,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:19:56,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:19:56,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:19:56,993 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:19:56,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:19:56,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:19:56,994 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:19:56,995 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:19:56,996 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:19:56,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:19:56,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:19:56,998 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:19:56,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:19:57,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:19:57,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:19:57,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:19:57,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:19:57,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:19:57,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:19:57,001 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:19:57,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:19:57,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:19:57,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:19:57,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:19:57,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:19:57,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:19:57,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:19:57,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:19:57,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:19:57,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:19:57,005 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:19:57,006 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:19:57,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:19:57,006 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_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54e002909c3a42ac4626b4ae6d9c433b64c95193dc7056ae93230780cdb474fa [2022-10-17 10:19:57,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:19:57,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:19:57,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:19:57,341 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:19:57,342 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:19:57,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2022-10-17 10:19:57,411 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/data/fa7160ec8/92dd2b945669430c86870881b5448d1c/FLAG5461abdb9 [2022-10-17 10:19:58,298 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:19:58,299 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2022-10-17 10:19:58,352 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/data/fa7160ec8/92dd2b945669430c86870881b5448d1c/FLAG5461abdb9 [2022-10-17 10:19:58,723 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/data/fa7160ec8/92dd2b945669430c86870881b5448d1c [2022-10-17 10:19:58,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:19:58,727 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:19:58,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:19:58,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:19:58,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:19:58,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:19:58" (1/1) ... [2022-10-17 10:19:58,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d066b3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:19:58, skipping insertion in model container [2022-10-17 10:19:58,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:19:58" (1/1) ... [2022-10-17 10:19:58,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:19:58,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:19:59,504 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2022-10-17 10:20:01,287 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_191e9f7a-514b-4b50-a04e-8cc161df4914/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[293547,293560] [2022-10-17 10:20:01,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:20:01,443 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:20:01,570 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2022-10-17 10:20:02,015 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_191e9f7a-514b-4b50-a04e-8cc161df4914/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[293547,293560] [2022-10-17 10:20:02,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:20:02,159 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:20:02,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02 WrapperNode [2022-10-17 10:20:02,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:20:02,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:20:02,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:20:02,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:20:02,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:02,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:03,580 INFO L138 Inliner]: procedures = 249, calls = 3463, calls flagged for inlining = 133, calls inlined = 120, statements flattened = 7342 [2022-10-17 10:20:03,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:20:03,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:20:03,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:20:03,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:20:03,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:03,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:04,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:04,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:05,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:05,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:05,169 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:05,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:05,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:20:05,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:20:05,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:20:05,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:20:05,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:20:02" (1/1) ... [2022-10-17 10:20:05,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:20:05,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:20:05,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:20:05,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191e9f7a-514b-4b50-a04e-8cc161df4914/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:20:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-17 10:20:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-17 10:20:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_stop_acquire [2022-10-17 10:20:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_stop_acquire [2022-10-17 10:20:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 10:20:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 10:20:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_set_plane_payload [2022-10-17 10:20:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_set_plane_payload [2022-10-17 10:20:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_streaming [2022-10-17 10:20:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_streaming [2022-10-17 10:20:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2022-10-17 10:20:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_poll [2022-10-17 10:20:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:20:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:20:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:20:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:20:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:20:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:20:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-10-17 10:20:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-10-17 10:20:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2022-10-17 10:20:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_mmap [2022-10-17 10:20:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 10:20:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 10:20:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:20:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:20:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_busy [2022-10-17 10:20:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_busy [2022-10-17 10:20:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-17 10:20:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-10-17 10:20:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:20:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:20:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-17 10:20:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-17 10:20:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:20:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:20:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2022-10-17 10:20:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2022-10-17 10:20:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 10:20:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 10:20:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:20:05,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:20:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:20:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:20:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-10-17 10:20:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-10-17 10:20:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2022-10-17 10:20:05,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2022-10-17 10:20:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:20:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 10:20:05,357 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 10:20:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:20:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-10-17 10:20:05,358 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-10-17 10:20:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-10-17 10:20:05,360 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-10-17 10:20:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 10:20:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 10:20:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-10-17 10:20:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-10-17 10:20:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:20:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:20:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_write_config [2022-10-17 10:20:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_write_config [2022-10-17 10:20:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:20:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:20:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure to_s2255_dev [2022-10-17 10:20:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure to_s2255_dev [2022-10-17 10:20:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-17 10:20:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-17 10:20:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-17 10:20:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-10-17 10:20:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 10:20:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 10:20:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 10:20:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 10:20:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-17 10:20:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-10-17 10:20:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2022-10-17 10:20:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2022-10-17 10:20:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_vendor_req [2022-10-17 10:20:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_vendor_req [2022-10-17 10:20:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:20:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minw [2022-10-17 10:20:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minw [2022-10-17 10:20:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-17 10:20:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-17 10:20:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-10-17 10:20:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-10-17 10:20:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minh [2022-10-17 10:20:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minh [2022-10-17 10:20:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-10-17 10:20:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-10-17 10:20:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:20:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:20:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2022-10-17 10:20:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2022-10-17 10:20:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-17 10:20:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-10-17 10:20:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:20:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:20:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 10:20:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 10:20:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2022-10-17 10:20:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2022-10-17 10:20:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 10:20:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 10:20:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 10:20:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 10:20:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2022-10-17 10:20:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2022-10-17 10:20:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure get_transfer_size [2022-10-17 10:20:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure get_transfer_size [2022-10-17 10:20:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-10-17 10:20:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-10-17 10:20:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:20:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:20:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:20:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:20:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:20:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_board_shutdown [2022-10-17 10:20:05,379 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_board_shutdown [2022-10-17 10:20:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:20:05,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:20:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:20:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-10-17 10:20:05,387 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-10-17 10:20:05,387 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_destroy [2022-10-17 10:20:05,387 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_destroy [2022-10-17 10:20:05,387 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_set_mode [2022-10-17 10:20:05,388 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_set_mode [2022-10-17 10:20:05,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:20:05,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:20:05,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:20:05,388 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-17 10:20:05,388 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-17 10:20:05,388 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_reset_dsppower [2022-10-17 10:20:05,389 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_reset_dsppower [2022-10-17 10:20:05,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:20:05,389 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwload_start [2022-10-17 10:20:05,389 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwload_start [2022-10-17 10:20:05,389 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-10-17 10:20:05,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-10-17 10:20:05,390 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-17 10:20:05,390 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-17 10:20:05,390 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 10:20:05,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 10:20:05,390 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 10:20:05,390 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 10:20:05,390 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-17 10:20:05,391 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-17 10:20:05,391 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2022-10-17 10:20:05,391 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2022-10-17 10:20:05,391 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-17 10:20:05,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-10-17 10:20:05,391 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-10-17 10:20:05,391 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-10-17 10:20:05,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:20:05,392 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-10-17 10:20:05,392 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-10-17 10:20:05,392 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-17 10:20:05,392 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-17 10:20:05,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:20:05,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:20:06,444 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:20:06,448 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:20:06,828 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;