./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 8393723b 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_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/config/TaipanReach.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_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-8393723 [2022-11-19 07:06:33,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:06:33,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:06:33,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:06:33,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:06:33,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:06:33,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:06:33,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:06:33,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:06:33,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:06:33,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:06:33,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:06:33,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:06:33,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:06:33,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:06:33,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:06:33,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:06:33,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:06:33,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:06:33,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:06:33,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:06:33,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:06:33,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:06:33,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:06:33,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:06:33,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:06:33,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:06:33,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:06:33,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:06:33,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:06:33,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:06:33,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:06:33,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:06:33,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:06:33,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:06:33,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:06:33,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:06:33,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:06:33,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:06:33,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:06:33,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:06:33,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:06:33,890 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:06:33,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:06:33,891 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:06:33,891 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:06:33,892 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:06:33,892 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:06:33,892 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:06:33,893 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:06:33,893 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:06:33,893 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:06:33,893 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:06:33,894 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:06:33,894 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:06:33,894 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:06:33,894 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:06:33,895 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:06:33,895 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:06:33,895 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:06:33,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:06:33,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:06:33,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:06:33,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:06:33,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:06:33,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:06:33,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:06:33,897 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:06:33,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:06:33,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:06:33,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:06:33,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:06:33,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:06:33,899 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:06:33,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:06:33,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:06:33,900 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:06:33,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:06:33,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:06:33,900 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:06:33,901 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_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08e49cfb80bb001765537f9e4432bcdfcce86d8325bf51b340d0d62332e03f18 [2022-11-19 07:06:34,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:06:34,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:06:34,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:06:34,221 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:06:34,222 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:06:34,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/../../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 [2022-11-19 07:06:34,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/data/95e162b75/8e2649b631ca49cb8479e6bd89ba1cc1/FLAG5e7dbe57f [2022-11-19 07:06:35,205 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:06:35,206 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/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 [2022-11-19 07:06:35,267 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/data/95e162b75/8e2649b631ca49cb8479e6bd89ba1cc1/FLAG5e7dbe57f [2022-11-19 07:06:35,667 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/data/95e162b75/8e2649b631ca49cb8479e6bd89ba1cc1 [2022-11-19 07:06:35,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:06:35,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:06:35,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:06:35,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:06:35,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:06:35,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:06:35" (1/1) ... [2022-11-19 07:06:35,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5710d328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:35, skipping insertion in model container [2022-11-19 07:06:35,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:06:35" (1/1) ... [2022-11-19 07:06:35,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:06:35,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:06:36,481 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2022-11-19 07:06:37,033 WARN L234 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_83ef580c-62f6-4c7c-ad93-a385b0540c71/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] [2022-11-19 07:06:38,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:06:38,249 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:06:38,455 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2022-11-19 07:06:38,513 WARN L234 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_83ef580c-62f6-4c7c-ad93-a385b0540c71/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] [2022-11-19 07:06:38,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:06:39,046 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:06:39,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39 WrapperNode [2022-11-19 07:06:39,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:06:39,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:06:39,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:06:39,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:06:39,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:39,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:40,318 INFO L138 Inliner]: procedures = 268, calls = 3588, calls flagged for inlining = 141, calls inlined = 141, statements flattened = 8331 [2022-11-19 07:06:40,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:06:40,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:06:40,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:06:40,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:06:40,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:40,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:41,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:41,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:42,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:42,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:42,138 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:42,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:42,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:06:42,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:06:42,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:06:42,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:06:42,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:06:39" (1/1) ... [2022-11-19 07:06:42,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:06:42,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:06:42,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:06:42,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ef580c-62f6-4c7c-ad93-a385b0540c71/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:06:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamoff [2022-11-19 07:06:42,287 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamoff [2022-11-19 07:06:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-19 07:06:42,288 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-19 07:06:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_stop_acquire [2022-11-19 07:06:42,288 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_stop_acquire [2022-11-19 07:06:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 07:06:42,288 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 07:06:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 07:06:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 07:06:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 07:06:42,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 07:06:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-11-19 07:06:42,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-11-19 07:06:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-19 07:06:42,290 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-19 07:06:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:06:42,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:06:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-11-19 07:06:42,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-11-19 07:06:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-19 07:06:42,291 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-19 07:06:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 07:06:42,291 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 07:06:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 07:06:42,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 07:06:42,292 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2022-11-19 07:06:42,292 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2022-11-19 07:06:42,292 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-19 07:06:42,292 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-19 07:06:42,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 07:06:42,293 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 07:06:42,293 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2022-11-19 07:06:42,293 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2022-11-19 07:06:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure res_locked [2022-11-19 07:06:42,294 INFO L138 BoogieDeclarations]: Found implementation of procedure res_locked [2022-11-19 07:06:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 07:06:42,294 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 07:06:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure read_pipe_completion [2022-11-19 07:06:42,295 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pipe_completion [2022-11-19 07:06:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-19 07:06:42,295 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-19 07:06:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-11-19 07:06:42,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-11-19 07:06:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_video_device_release [2022-11-19 07:06:42,296 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_video_device_release [2022-11-19 07:06:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 07:06:42,297 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 07:06:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure free_buffer [2022-11-19 07:06:42,298 INFO L138 BoogieDeclarations]: Found implementation of procedure free_buffer [2022-11-19 07:06:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:06:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_disconnect [2022-11-19 07:06:42,299 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_disconnect [2022-11-19 07:06:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_10 [2022-11-19 07:06:42,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_10 [2022-11-19 07:06:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:06:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-11-19 07:06:42,300 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-11-19 07:06:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-19 07:06:42,301 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-19 07:06:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-19 07:06:42,301 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-19 07:06:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-11-19 07:06:42,302 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-11-19 07:06:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_write_config [2022-11-19 07:06:42,302 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_write_config [2022-11-19 07:06:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-19 07:06:42,302 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-19 07:06:42,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:06:42,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:06:42,303 INFO L130 BoogieDeclarations]: Found specification of procedure to_s2255_dev [2022-11-19 07:06:42,303 INFO L138 BoogieDeclarations]: Found implementation of procedure to_s2255_dev [2022-11-19 07:06:42,303 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2022-11-19 07:06:42,304 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2022-11-19 07:06:42,304 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 07:06:42,305 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 07:06:42,305 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-19 07:06:42,305 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-19 07:06:42,305 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-19 07:06:42,306 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-19 07:06:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2022-11-19 07:06:42,307 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2022-11-19 07:06:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_vendor_req [2022-11-19 07:06:42,307 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_vendor_req [2022-11-19 07:06:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 07:06:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minw [2022-11-19 07:06:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minw [2022-11-19 07:06:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 07:06:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 07:06:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-19 07:06:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-19 07:06:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minh [2022-11-19 07:06:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minh [2022-11-19 07:06:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-11-19 07:06:42,311 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-11-19 07:06:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 07:06:42,311 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 07:06:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 07:06:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_4 [2022-11-19 07:06:42,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_4 [2022-11-19 07:06:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2022-11-19 07:06:42,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2022-11-19 07:06:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:06:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2022-11-19 07:06:42,313 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2022-11-19 07:06:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 07:06:42,313 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 07:06:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-19 07:06:42,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-19 07:06:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2022-11-19 07:06:42,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2022-11-19 07:06:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-19 07:06:42,318 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-19 07:06:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure get_transfer_size [2022-11-19 07:06:42,319 INFO L138 BoogieDeclarations]: Found implementation of procedure get_transfer_size [2022-11-19 07:06:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 07:06:42,321 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 07:06:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_poll [2022-11-19 07:06:42,328 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_poll [2022-11-19 07:06:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:06:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_board_shutdown [2022-11-19 07:06:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_board_shutdown [2022-11-19 07:06:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:06:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-11-19 07:06:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-11-19 07:06:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_destroy [2022-11-19 07:06:42,329 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_destroy [2022-11-19 07:06:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_set_mode [2022-11-19 07:06:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_set_mode [2022-11-19 07:06:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:06:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-19 07:06:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-19 07:06:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_mmap_v4l [2022-11-19 07:06:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_mmap_v4l [2022-11-19 07:06:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 07:06:42,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 07:06:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_reset_dsppower [2022-11-19 07:06:42,331 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_reset_dsppower [2022-11-19 07:06:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:06:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 07:06:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2022-11-19 07:06:42,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2022-11-19 07:06:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-11-19 07:06:42,332 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-11-19 07:06:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:06:42,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:06:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwload_start [2022-11-19 07:06:42,333 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwload_start [2022-11-19 07:06:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-19 07:06:42,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-19 07:06:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2022-11-19 07:06:42,334 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2022-11-19 07:06:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-19 07:06:42,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-19 07:06:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_setup [2022-11-19 07:06:42,334 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_setup [2022-11-19 07:06:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-19 07:06:42,335 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-19 07:06:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwchunk_complete [2022-11-19 07:06:42,335 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwchunk_complete [2022-11-19 07:06:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-19 07:06:42,335 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-19 07:06:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2022-11-19 07:06:42,336 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2022-11-19 07:06:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_timestamp [2022-11-19 07:06:42,336 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_timestamp [2022-11-19 07:06:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-19 07:06:42,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-19 07:06:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-11-19 07:06:42,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-11-19 07:06:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-19 07:06:42,337 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-19 07:06:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:06:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-19 07:06:42,337 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-19 07:06:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:06:42,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:06:43,468 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:06:43,472 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:06:43,912 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 07:06:45,153 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true;