./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/config/KojakReach.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-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0aa62a8183ca3933b50bf0ff851c1afa8003d90e ......................................................................................................................... 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 10:15:11,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:15:11,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:15:11,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:15:11,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:15:11,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:15:11,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:15:11,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:15:11,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:15:11,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:15:11,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:15:11,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:15:11,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:15:11,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:15:11,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:15:11,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:15:11,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:15:11,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:15:11,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:15:11,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:15:11,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:15:11,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:15:11,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:15:11,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:15:11,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:15:11,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:15:11,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:15:11,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:15:11,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:15:11,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:15:11,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:15:11,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:15:11,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:15:11,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:15:11,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:15:11,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:15:11,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:15:11,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:15:11,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:15:11,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:15:11,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:15:11,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-10-22 10:15:11,146 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:15:11,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:15:11,147 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:15:11,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:15:11,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:15:11,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:15:11,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:15:11,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:15:11,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:15:11,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:15:11,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:15:11,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:15:11,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:15:11,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:15:11,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:15:11,150 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:15:11,150 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:15:11,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:15:11,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:15:11,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:15:11,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:15:11,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:15:11,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:15:11,151 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:15:11,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:15:11,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:15:11,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:15:11,153 INFO L138 SettingsManager]: * To the following directory=dump/ 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_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak 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 -> Kojak 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 -> 0aa62a8183ca3933b50bf0ff851c1afa8003d90e [2019-10-22 10:15:11,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:15:11,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:15:11,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:15:11,211 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:15:11,211 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:15:11,212 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-10-22 10:15:11,260 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/data/1fefbc8a8/dc88921f524d4d45b37efcb795c42668/FLAGc89c841eb [2019-10-22 10:15:12,007 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:15:12,009 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-10-22 10:15:12,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/data/1fefbc8a8/dc88921f524d4d45b37efcb795c42668/FLAGc89c841eb [2019-10-22 10:15:12,538 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6f475f34-a2cc-45c6-837c-e92aefe43321/bin/ukojak/data/1fefbc8a8/dc88921f524d4d45b37efcb795c42668 [2019-10-22 10:15:12,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:15:12,542 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:15:12,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:12,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:15:12,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:15:12,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:12" (1/1) ... [2019-10-22 10:15:12,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a69d19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:12, skipping insertion in model container [2019-10-22 10:15:12,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:12" (1/1) ... [2019-10-22 10:15:12,557 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:15:12,695 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:15:13,295 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4309] [2019-10-22 10:15:14,261 ERROR L309 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-10-22 10:15:14,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11452791 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:14, skipping insertion in model container [2019-10-22 10:15:14,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:14,263 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 10:15:14,266 INFO L168 Benchmark]: Toolchain (without parser) took 1722.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 933.8 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:14,266 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:15:14,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1720.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 933.8 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:14,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1720.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 933.8 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6005]: 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...