./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--tlg2300--poseidon.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--tlg2300--poseidon.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan --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 683812f9f451d6b5f92586b64b36313cba3d24e1 ........................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--tlg2300--poseidon.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan --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 683812f9f451d6b5f92586b64b36313cba3d24e1 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:05:23,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:05:23,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:05:23,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:05:23,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:05:23,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:05:23,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:05:23,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:05:23,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:05:23,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:05:23,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:05:23,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:05:23,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:05:23,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:05:23,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:05:23,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:05:23,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:05:23,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:05:23,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:05:23,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:05:23,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:05:23,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:05:23,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:05:23,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:05:23,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:05:23,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:05:23,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:05:23,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:05:23,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:05:23,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:05:23,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:05:23,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:05:23,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:05:23,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:05:23,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:05:23,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:05:23,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:05:23,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:05:23,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:05:23,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:05:23,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:05:23,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:05:23,976 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:05:23,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:05:23,978 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:05:23,978 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:05:23,979 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:05:23,979 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:05:23,979 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:05:23,980 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:05:23,980 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:05:23,980 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:05:23,981 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:05:23,982 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:05:23,982 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:05:23,982 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:05:23,983 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:05:23,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:05:23,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:05:23,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:05:23,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:05:23,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:05:23,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:05:23,985 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:05:23,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:05:23,986 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:05:23,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:05:23,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:05:23,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:05:23,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:05:23,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:05:23,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:05:23,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:05:23,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:05:23,988 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:05:23,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:05:23,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:05:23,989 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:05:23,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:05:23,990 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:05:23,990 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 683812f9f451d6b5f92586b64b36313cba3d24e1 [2020-11-22 13:05:24,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:05:24,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:05:24,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:05:24,328 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:05:24,329 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:05:24,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--tlg2300--poseidon.ko-entry_point.cil.out.i [2020-11-22 13:05:24,397 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data/c72f6bc67/2dd7c60af0534817aabb16ac0f504858/FLAG03b26ac4c [2020-11-22 13:05:25,536 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:05:25,538 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--tlg2300--poseidon.ko-entry_point.cil.out.i [2020-11-22 13:05:25,628 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data/c72f6bc67/2dd7c60af0534817aabb16ac0f504858/FLAG03b26ac4c [2020-11-22 13:05:25,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data/c72f6bc67/2dd7c60af0534817aabb16ac0f504858 [2020-11-22 13:05:25,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:05:25,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:05:25,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:25,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:05:25,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:05:25,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:25" (1/1) ... [2020-11-22 13:05:25,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@332df5fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:25, skipping insertion in model container [2020-11-22 13:05:25,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:25" (1/1) ... [2020-11-22 13:05:25,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:05:26,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:05:26,566 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4286] [2020-11-22 13:05:27,533 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:05:27,732 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 13:05:27,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67089fde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:27, skipping insertion in model container [2020-11-22 13:05:27,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:27,735 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:05:27,738 INFO L168 Benchmark]: Toolchain (without parser) took 1916.51 ms. Allocated memory was 90.2 MB in the beginning and 130.0 MB in the end (delta: 39.8 MB). Free memory was 62.3 MB in the beginning and 72.2 MB in the end (delta: -9.9 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:27,740 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 90.2 MB. Free memory was 49.8 MB in the beginning and 49.7 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:05:27,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1912.20 ms. Allocated memory was 90.2 MB in the beginning and 130.0 MB in the end (delta: 39.8 MB). Free memory was 62.0 MB in the beginning and 72.2 MB in the end (delta: -10.2 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:27,745 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 90.2 MB. Free memory was 49.8 MB in the beginning and 49.7 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1912.20 ms. Allocated memory was 90.2 MB in the beginning and 130.0 MB in the end (delta: 39.8 MB). Free memory was 62.0 MB in the beginning and 72.2 MB in the end (delta: -10.2 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7822]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:05:29,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:05:29,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:05:30,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:05:30,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:05:30,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:05:30,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:05:30,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:05:30,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:05:30,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:05:30,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:05:30,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:05:30,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:05:30,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:05:30,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:05:30,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:05:30,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:05:30,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:05:30,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:05:30,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:05:30,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:05:30,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:05:30,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:05:30,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:05:30,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:05:30,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:05:30,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:05:30,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:05:30,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:05:30,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:05:30,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:05:30,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:05:30,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:05:30,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:05:30,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:05:30,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:05:30,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:05:30,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:05:30,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:05:30,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:05:30,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:05:30,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:05:30,165 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:05:30,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:05:30,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:05:30,168 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:05:30,168 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:05:30,168 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:05:30,169 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:05:30,169 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:05:30,169 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:05:30,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:05:30,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:05:30,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:05:30,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:05:30,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:05:30,173 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:05:30,173 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:05:30,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:05:30,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:05:30,174 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:05:30,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:05:30,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:05:30,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:05:30,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:05:30,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:05:30,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:05:30,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:05:30,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:05:30,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:05:30,190 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:05:30,191 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:05:30,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:05:30,191 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:05:30,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:05:30,192 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 683812f9f451d6b5f92586b64b36313cba3d24e1 [2020-11-22 13:05:30,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:05:30,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:05:30,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:05:30,644 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:05:30,645 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:05:30,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--tlg2300--poseidon.ko-entry_point.cil.out.i [2020-11-22 13:05:30,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data/576effc23/365b01ba74ad41119be9407349d23784/FLAG8a5faf43c [2020-11-22 13:05:31,814 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:05:31,814 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--tlg2300--poseidon.ko-entry_point.cil.out.i [2020-11-22 13:05:31,883 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data/576effc23/365b01ba74ad41119be9407349d23784/FLAG8a5faf43c [2020-11-22 13:05:32,144 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c8f67a5a-6265-4e77-b3d7-90054045a121/bin/utaipan/data/576effc23/365b01ba74ad41119be9407349d23784 [2020-11-22 13:05:32,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:05:32,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:05:32,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:32,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:05:32,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:05:32,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:32" (1/1) ... [2020-11-22 13:05:32,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5efd32c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:32, skipping insertion in model container [2020-11-22 13:05:32,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:32" (1/1) ... [2020-11-22 13:05:32,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:05:32,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:05:33,003 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4286] [2020-11-22 13:05:34,233 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 13:05:34,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57f470e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:34, skipping insertion in model container [2020-11-22 13:05:34,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:34,234 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:05:34,237 INFO L168 Benchmark]: Toolchain (without parser) took 2088.31 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 41.3 MB in the beginning and 38.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:34,238 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 73.4 MB. Free memory was 56.3 MB in the beginning and 56.2 MB in the end (delta: 58.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:05:34,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2085.93 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 41.2 MB in the beginning and 38.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:34,241 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 73.4 MB. Free memory was 56.3 MB in the beginning and 56.2 MB in the end (delta: 58.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2085.93 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 41.2 MB in the beginning and 38.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7822]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...