./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx25821-cx25821.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/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 e203bf1fd5ce54b0ddd91bf9364bac1bee66bd2b .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:21:16,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:21:16,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:21:16,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:21:16,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:21:16,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:21:16,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:21:16,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:21:16,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:21:16,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:21:16,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:21:16,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:21:16,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:21:16,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:21:16,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:21:16,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:21:16,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:21:16,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:21:16,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:21:16,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:21:16,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:21:16,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:21:16,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:21:16,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:21:16,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:21:16,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:21:16,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:21:16,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:21:16,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:21:16,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:21:16,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:21:16,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:21:16,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:21:16,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:21:16,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:21:16,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:21:16,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:21:16,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:21:16,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:21:16,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:21:16,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:21:16,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-10-22 11:21:16,957 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:21:16,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:21:16,958 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:21:16,958 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:21:16,958 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:21:16,958 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:21:16,958 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:21:16,959 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:21:16,959 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:21:16,959 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:21:16,959 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:21:16,959 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:21:16,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:21:16,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:21:16,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:21:16,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:21:16,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:21:16,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:21:16,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:21:16,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:21:16,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:21:16,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:21:16,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:21:16,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:21:16,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:16,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:21:16,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:21:16,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:21:16,963 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:21:16,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:21:16,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:21:16,963 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:21:16,964 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-10-22 11:21:16,964 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/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/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 -> e203bf1fd5ce54b0ddd91bf9364bac1bee66bd2b [2019-10-22 11:21:16,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:21:17,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:21:17,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:21:17,009 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:21:17,009 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:21:17,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-10-22 11:21:17,059 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/data/3235c1162/ad6e4dffa1a240f09166437b5db0c802/FLAG9e92823ac [2019-10-22 11:21:17,843 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:21:17,845 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-10-22 11:21:17,911 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/data/3235c1162/ad6e4dffa1a240f09166437b5db0c802/FLAG9e92823ac [2019-10-22 11:21:18,030 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3efb7083-e574-44a5-ab20-d2af6c4ffcac/bin/utaipan/data/3235c1162/ad6e4dffa1a240f09166437b5db0c802 [2019-10-22 11:21:18,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:21:18,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:21:18,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:18,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:21:18,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:21:18,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:18" (1/1) ... [2019-10-22 11:21:18,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@578345a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:18, skipping insertion in model container [2019-10-22 11:21:18,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:18" (1/1) ... [2019-10-22 11:21:18,052 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:21:18,245 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:21:21,907 ERROR L309 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-10-22 11:21:21,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72ee0afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:21, skipping insertion in model container [2019-10-22 11:21:21,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:21,909 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 11:21:21,911 INFO L168 Benchmark]: Toolchain (without parser) took 3876.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 923.2 MB in the beginning and 1.0 GB in the end (delta: -98.5 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:21,912 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:21:21,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3870.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 923.2 MB in the beginning and 1.0 GB in the end (delta: -98.5 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:21,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3870.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 923.2 MB in the beginning and 1.0 GB in the end (delta: -98.5 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13561]: 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...