./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b38a23d46f70f4f39da98309e698eb8232bcb3a6 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b38a23d46f70f4f39da98309e698eb8232bcb3a6 ............................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:06:52,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:06:52,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:06:52,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:06:52,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:06:52,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:06:52,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:06:52,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:06:52,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:06:52,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:06:52,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:06:52,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:06:52,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:06:52,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:06:52,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:06:52,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:06:52,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:06:52,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:06:52,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:06:52,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:06:52,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:06:52,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:06:52,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:06:52,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:06:52,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:06:52,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:06:52,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:06:52,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:06:52,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:06:52,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:06:52,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:06:52,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:06:52,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:06:52,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:06:52,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:06:52,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:06:52,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:06:52,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:06:52,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:06:52,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:06:52,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:06:52,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 15:06:52,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:06:52,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:06:52,825 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:06:52,825 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:06:52,825 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:06:52,825 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:06:52,826 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 15:06:52,826 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:06:52,826 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:06:52,826 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 15:06:52,826 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 15:06:52,826 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:06:52,826 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 15:06:52,826 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 15:06:52,827 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 15:06:52,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:06:52,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:06:52,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:06:52,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:06:52,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:06:52,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:06:52,828 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:06:52,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:06:52,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:06:52,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:06:52,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:06:52,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:06:52,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:06:52,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:06:52,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:06:52,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:06:52,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:06:52,830 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 15:06:52,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:06:52,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:06:52,830 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:06:52,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:06:52,830 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 15:06:52,830 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_80a24ff9-6209-435a-ad42-99af9579558c/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(__VERIFIER_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 -> b38a23d46f70f4f39da98309e698eb8232bcb3a6 [2019-12-07 15:06:52,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:06:52,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:06:52,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:06:52,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:06:52,949 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:06:52,949 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2019-12-07 15:06:52,992 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data/a2eb2ab3a/3801064e22e44cf08713e72f78c0a7d7/FLAG462edda6e [2019-12-07 15:06:53,521 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:06:53,521 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2019-12-07 15:06:53,546 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data/a2eb2ab3a/3801064e22e44cf08713e72f78c0a7d7/FLAG462edda6e [2019-12-07 15:06:54,020 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data/a2eb2ab3a/3801064e22e44cf08713e72f78c0a7d7 [2019-12-07 15:06:54,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:06:54,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:06:54,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:06:54,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:06:54,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:06:54,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:06:54" (1/1) ... [2019-12-07 15:06:54,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbccc05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:06:54, skipping insertion in model container [2019-12-07 15:06:54,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:06:54" (1/1) ... [2019-12-07 15:06:54,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:06:54,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:06:54,397 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4414] [2019-12-07 15:06:54,581 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 15:06:54,682 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 15:06:54,810 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 15:06:54,818 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 15:06:54,824 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 15:06:54,830 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 15:06:54,844 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 15:06:54,878 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 15:06:54,886 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 15:06:54,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15751783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:06:54, skipping insertion in model container [2019-12-07 15:06:54,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:06:54,887 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:06:54,889 INFO L168 Benchmark]: Toolchain (without parser) took 865.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 928.7 MB in the beginning and 1.0 GB in the end (delta: -117.6 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. [2019-12-07 15:06:54,890 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:06:54,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 863.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 928.7 MB in the beginning and 1.0 GB in the end (delta: -117.6 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. [2019-12-07 15:06:54,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 863.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 928.7 MB in the beginning and 1.0 GB in the end (delta: -117.6 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5665]: 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 0.1.25-f470102 [2019-12-07 15:06:56,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:06:56,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:06:56,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:06:56,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:06:56,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:06:56,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:06:56,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:06:56,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:06:56,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:06:56,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:06:56,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:06:56,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:06:56,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:06:56,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:06:56,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:06:56,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:06:56,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:06:56,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:06:56,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:06:56,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:06:56,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:06:56,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:06:56,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:06:56,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:06:56,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:06:56,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:06:56,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:06:56,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:06:56,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:06:56,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:06:56,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:06:56,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:06:56,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:06:56,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:06:56,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:06:56,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:06:56,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:06:56,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:06:56,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:06:56,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:06:56,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 15:06:56,073 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:06:56,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:06:56,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:06:56,073 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:06:56,074 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:06:56,074 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:06:56,074 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:06:56,074 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:06:56,074 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:06:56,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:06:56,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:06:56,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:06:56,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:06:56,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:06:56,075 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:06:56,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:06:56,076 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:06:56,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:06:56,076 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:06:56,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:06:56,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:06:56,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:06:56,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:06:56,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:06:56,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:06:56,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:06:56,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:06:56,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:06:56,077 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 15:06:56,077 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:06:56,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:06:56,077 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:06:56,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:06:56,078 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_80a24ff9-6209-435a-ad42-99af9579558c/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(__VERIFIER_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 -> b38a23d46f70f4f39da98309e698eb8232bcb3a6 [2019-12-07 15:06:56,245 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:06:56,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:06:56,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:06:56,260 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:06:56,260 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:06:56,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2019-12-07 15:06:56,306 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data/f02b195a6/95d9078929bc499b9bb430d3d0673f94/FLAGfcdd55412 [2019-12-07 15:06:56,920 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:06:56,920 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2019-12-07 15:06:56,953 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data/f02b195a6/95d9078929bc499b9bb430d3d0673f94/FLAGfcdd55412 [2019-12-07 15:06:57,076 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_80a24ff9-6209-435a-ad42-99af9579558c/bin/utaipan/data/f02b195a6/95d9078929bc499b9bb430d3d0673f94 [2019-12-07 15:06:57,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:06:57,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:06:57,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:06:57,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:06:57,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:06:57,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:06:57" (1/1) ... [2019-12-07 15:06:57,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@650c7b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:06:57, skipping insertion in model container [2019-12-07 15:06:57,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:06:57" (1/1) ... [2019-12-07 15:06:57,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:06:57,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:06:57,466 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4414] [2019-12-07 15:06:57,971 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 15:06:57,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e126a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:06:57, skipping insertion in model container [2019-12-07 15:06:57,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:06:57,973 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:06:57,974 INFO L168 Benchmark]: Toolchain (without parser) took 894.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 11.5 GB. [2019-12-07 15:06:57,975 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:06:57,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 893.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 11.5 GB. [2019-12-07 15:06:57,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 893.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5665]: 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...