./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--gspca--gspca_main.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f6fb2bb1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dbc853f00769396e8666aaa04542e1c5f097d63e ......................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-f6fb2bb [2019-11-19 19:30:12,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 19:30:12,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 19:30:12,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 19:30:12,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 19:30:12,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 19:30:12,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 19:30:12,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 19:30:12,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 19:30:12,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 19:30:12,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 19:30:12,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 19:30:12,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 19:30:12,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 19:30:12,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 19:30:12,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 19:30:12,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 19:30:12,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 19:30:12,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 19:30:12,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 19:30:12,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 19:30:12,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 19:30:12,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 19:30:12,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 19:30:12,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 19:30:12,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 19:30:12,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 19:30:12,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 19:30:12,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 19:30:12,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 19:30:12,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 19:30:12,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 19:30:12,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 19:30:12,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 19:30:12,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 19:30:12,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 19:30:12,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 19:30:12,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 19:30:12,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 19:30:12,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 19:30:12,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 19:30:12,863 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-19 19:30:12,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 19:30:12,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 19:30:12,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 19:30:12,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 19:30:12,897 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 19:30:12,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 19:30:12,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 19:30:12,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 19:30:12,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 19:30:12,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 19:30:12,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 19:30:12,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 19:30:12,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 19:30:12,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 19:30:12,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 19:30:12,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 19:30:12,900 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 19:30:12,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 19:30:12,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 19:30:12,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 19:30:12,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 19:30:12,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 19:30:12,902 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 19:30:12,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 19:30:12,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 19:30:12,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 19:30:12,903 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> dbc853f00769396e8666aaa04542e1c5f097d63e [2019-11-19 19:30:13,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 19:30:13,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 19:30:13,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 19:30:13,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 19:30:13,262 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 19:30:13,263 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2019-11-19 19:30:13,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f046df96/0d716581457b4195a63eefb40517a664/FLAG5873dbec6 [2019-11-19 19:30:14,173 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 19:30:14,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2019-11-19 19:30:14,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f046df96/0d716581457b4195a63eefb40517a664/FLAG5873dbec6 [2019-11-19 19:30:14,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f046df96/0d716581457b4195a63eefb40517a664 [2019-11-19 19:30:14,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 19:30:14,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 19:30:14,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 19:30:14,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 19:30:14,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 19:30:14,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:30:14" (1/1) ... [2019-11-19 19:30:14,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b6180bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:30:14, skipping insertion in model container [2019-11-19 19:30:14,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:30:14" (1/1) ... [2019-11-19 19:30:14,638 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 19:30:14,763 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 19:30:15,496 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4471] [2019-11-19 19:30:17,046 ERROR L309 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-19 19:30:17,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d00573a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:30:17, skipping insertion in model container [2019-11-19 19:30:17,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 19:30:17,049 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-19 19:30:17,054 INFO L168 Benchmark]: Toolchain (without parser) took 2430.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -137.3 MB). Peak memory consumption was 61.9 MB. Max. memory is 11.5 GB. [2019-11-19 19:30:17,055 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:30:17,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2427.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. [2019-11-19 19:30:17,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2427.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6672]: 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...