./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--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_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/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_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/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_bf900387-2841-43a2-b8e3-375ce377649a/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 08e49cfb80bb001765537f9e4432bcdfcce86d8325bf51b340d0d62332e03f18 --- 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 10:53:57,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:53:57,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:53:57,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:53:57,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:53:57,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:53:57,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:53:57,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:53:57,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:53:57,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:53:57,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:53:57,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:53:57,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:53:57,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:53:57,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:53:57,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:53:57,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:53:57,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:53:57,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:53:57,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:53:57,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:53:57,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:53:57,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:53:57,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:53:57,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:53:57,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:53:57,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:53:57,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:53:57,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:53:57,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:53:57,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:53:57,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:53:57,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:53:57,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:53:57,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:53:57,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:53:57,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:53:57,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:53:57,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:53:57,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:53:57,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:53:57,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:53:57,507 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:53:57,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:53:57,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:53:57,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:53:57,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:53:57,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:53:57,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:53:57,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:53:57,511 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:53:57,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:53:57,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:53:57,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:53:57,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:53:57,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:53:57,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:53:57,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:53:57,513 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:53:57,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:53:57,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:53:57,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:53:57,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:53:57,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:53:57,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:53:57,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:53:57,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:53:57,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:53:57,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:53:57,517 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:53:57,517 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:53:57,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:53:57,517 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_bf900387-2841-43a2-b8e3-375ce377649a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08e49cfb80bb001765537f9e4432bcdfcce86d8325bf51b340d0d62332e03f18 [2022-10-17 10:53:57,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:53:57,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:53:57,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:53:57,869 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:53:57,870 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:53:57,872 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2022-10-17 10:53:57,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/data/f1c44e4f8/bc30b8c0854c40a9bdf736ad40806a8e/FLAG2edf97cda [2022-10-17 10:53:59,049 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:53:59,050 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2022-10-17 10:53:59,113 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/data/f1c44e4f8/bc30b8c0854c40a9bdf736ad40806a8e/FLAG2edf97cda [2022-10-17 10:53:59,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/data/f1c44e4f8/bc30b8c0854c40a9bdf736ad40806a8e [2022-10-17 10:53:59,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:53:59,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:53:59,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:53:59,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:53:59,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:53:59,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:53:59" (1/1) ... [2022-10-17 10:53:59,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1879e10e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:59, skipping insertion in model container [2022-10-17 10:53:59,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:53:59" (1/1) ... [2022-10-17 10:53:59,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:53:59,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:54:00,177 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2022-10-17 10:54:00,771 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_bf900387-2841-43a2-b8e3-375ce377649a/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[154324,154337] [2022-10-17 10:54:02,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:54:02,254 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:54:02,427 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2022-10-17 10:54:02,474 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_bf900387-2841-43a2-b8e3-375ce377649a/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[154324,154337] [2022-10-17 10:54:02,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:54:03,083 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:54:03,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03 WrapperNode [2022-10-17 10:54:03,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:54:03,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:54:03,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:54:03,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:54:03,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:03,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:04,718 INFO L138 Inliner]: procedures = 268, calls = 3580, calls flagged for inlining = 141, calls inlined = 141, statements flattened = 8395 [2022-10-17 10:54:04,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:54:04,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:54:04,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:54:04,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:54:04,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:04,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:05,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:05,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:06,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:06,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:06,888 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:06,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:06,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:54:06,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:54:06,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:54:06,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:54:06,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:03" (1/1) ... [2022-10-17 10:54:06,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:54:07,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:54:07,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:54:07,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf900387-2841-43a2-b8e3-375ce377649a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:54:07,081 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamoff [2022-10-17 10:54:07,081 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamoff [2022-10-17 10:54:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-17 10:54:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-17 10:54:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_stop_acquire [2022-10-17 10:54:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_stop_acquire [2022-10-17 10:54:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 10:54:07,083 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 10:54:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:54:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:54:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:54:07,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:54:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-17 10:54:07,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-17 10:54:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 10:54:07,084 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 10:54:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:54:07,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:54:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-17 10:54:07,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-17 10:54:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-10-17 10:54:07,085 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-10-17 10:54:07,086 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:54:07,086 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:54:07,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:54:07,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:54:07,086 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2022-10-17 10:54:07,087 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2022-10-17 10:54:07,087 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 10:54:07,087 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 10:54:07,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:54:07,087 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:54:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2022-10-17 10:54:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2022-10-17 10:54:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure res_locked [2022-10-17 10:54:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure res_locked [2022-10-17 10:54:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:54:07,089 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:54:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure read_pipe_completion [2022-10-17 10:54:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pipe_completion [2022-10-17 10:54:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 10:54:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 10:54:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-10-17 10:54:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-10-17 10:54:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_video_device_release [2022-10-17 10:54:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_video_device_release [2022-10-17 10:54:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 10:54:07,092 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 10:54:07,092 INFO L130 BoogieDeclarations]: Found specification of procedure free_buffer [2022-10-17 10:54:07,092 INFO L138 BoogieDeclarations]: Found implementation of procedure free_buffer [2022-10-17 10:54:07,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:54:07,092 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_disconnect [2022-10-17 10:54:07,093 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_disconnect [2022-10-17 10:54:07,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_10 [2022-10-17 10:54:07,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_10 [2022-10-17 10:54:07,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:54:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-10-17 10:54:07,096 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-10-17 10:54:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-10-17 10:54:07,096 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-10-17 10:54:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 10:54:07,097 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 10:54:07,097 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-10-17 10:54:07,097 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-10-17 10:54:07,097 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_write_config [2022-10-17 10:54:07,098 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_write_config [2022-10-17 10:54:07,098 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-10-17 10:54:07,098 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-10-17 10:54:07,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:54:07,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:54:07,100 INFO L130 BoogieDeclarations]: Found specification of procedure to_s2255_dev [2022-10-17 10:54:07,100 INFO L138 BoogieDeclarations]: Found implementation of procedure to_s2255_dev [2022-10-17 10:54:07,100 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2022-10-17 10:54:07,101 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2022-10-17 10:54:07,101 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 10:54:07,101 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 10:54:07,101 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 10:54:07,101 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 10:54:07,102 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-17 10:54:07,102 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-10-17 10:54:07,102 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2022-10-17 10:54:07,102 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2022-10-17 10:54:07,102 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_vendor_req [2022-10-17 10:54:07,103 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_vendor_req [2022-10-17 10:54:07,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:54:07,103 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minw [2022-10-17 10:54:07,104 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minw [2022-10-17 10:54:07,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 10:54:07,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 10:54:07,105 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-17 10:54:07,105 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-17 10:54:07,105 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minh [2022-10-17 10:54:07,105 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minh [2022-10-17 10:54:07,106 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-10-17 10:54:07,107 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-10-17 10:54:07,107 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-17 10:54:07,107 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-17 10:54:07,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:54:07,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_4 [2022-10-17 10:54:07,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_4 [2022-10-17 10:54:07,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2022-10-17 10:54:07,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2022-10-17 10:54:07,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:54:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2022-10-17 10:54:07,109 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2022-10-17 10:54:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:54:07,109 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:54:07,109 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 10:54:07,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 10:54:07,110 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2022-10-17 10:54:07,110 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2022-10-17 10:54:07,111 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 10:54:07,111 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 10:54:07,111 INFO L130 BoogieDeclarations]: Found specification of procedure get_transfer_size [2022-10-17 10:54:07,111 INFO L138 BoogieDeclarations]: Found implementation of procedure get_transfer_size [2022-10-17 10:54:07,112 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:54:07,113 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:54:07,116 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_poll [2022-10-17 10:54:07,116 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_poll [2022-10-17 10:54:07,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:54:07,116 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_board_shutdown [2022-10-17 10:54:07,117 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_board_shutdown [2022-10-17 10:54:07,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:54:07,120 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-10-17 10:54:07,120 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-10-17 10:54:07,121 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_destroy [2022-10-17 10:54:07,125 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_destroy [2022-10-17 10:54:07,126 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_set_mode [2022-10-17 10:54:07,126 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_set_mode [2022-10-17 10:54:07,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:54:07,126 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-17 10:54:07,126 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-17 10:54:07,127 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_mmap_v4l [2022-10-17 10:54:07,127 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_mmap_v4l [2022-10-17 10:54:07,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:54:07,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:54:07,127 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_reset_dsppower [2022-10-17 10:54:07,128 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_reset_dsppower [2022-10-17 10:54:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:54:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 10:54:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2022-10-17 10:54:07,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2022-10-17 10:54:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-10-17 10:54:07,129 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-10-17 10:54:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:54:07,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:54:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwload_start [2022-10-17 10:54:07,129 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwload_start [2022-10-17 10:54:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-17 10:54:07,130 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-17 10:54:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2022-10-17 10:54:07,130 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2022-10-17 10:54:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 10:54:07,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 10:54:07,131 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_setup [2022-10-17 10:54:07,131 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_setup [2022-10-17 10:54:07,131 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-10-17 10:54:07,131 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-10-17 10:54:07,131 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwchunk_complete [2022-10-17 10:54:07,131 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwchunk_complete [2022-10-17 10:54:07,132 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-17 10:54:07,132 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-17 10:54:07,132 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2022-10-17 10:54:07,132 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2022-10-17 10:54:07,132 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_timestamp [2022-10-17 10:54:07,133 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_timestamp [2022-10-17 10:54:07,133 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-17 10:54:07,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-10-17 10:54:07,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-17 10:54:07,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-17 10:54:07,133 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-10-17 10:54:07,134 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-10-17 10:54:07,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:54:07,134 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-17 10:54:07,134 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-17 10:54:07,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:54:07,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:54:08,440 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:54:08,446 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:54:08,921 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:54:10,548 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true;