./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 678e0110 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 0.1.24-678e011 [2019-11-19 21:55:17,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 21:55:17,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 21:55:17,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 21:55:17,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 21:55:17,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 21:55:17,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 21:55:17,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 21:55:17,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 21:55:17,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 21:55:17,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 21:55:17,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 21:55:17,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 21:55:17,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 21:55:17,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 21:55:17,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 21:55:17,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 21:55:17,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 21:55:17,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 21:55:17,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 21:55:17,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 21:55:17,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 21:55:17,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 21:55:17,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 21:55:17,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 21:55:17,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 21:55:17,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 21:55:17,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 21:55:17,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 21:55:17,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 21:55:17,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 21:55:17,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 21:55:17,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 21:55:17,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 21:55:17,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 21:55:17,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 21:55:17,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 21:55:17,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 21:55:17,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 21:55:17,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 21:55:17,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 21:55:17,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-19 21:55:17,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 21:55:17,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 21:55:17,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 21:55:17,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 21:55:17,145 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 21:55:17,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 21:55:17,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 21:55:17,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 21:55:17,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 21:55:17,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 21:55:17,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 21:55:17,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 21:55:17,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 21:55:17,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 21:55:17,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 21:55:17,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 21:55:17,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 21:55:17,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 21:55:17,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 21:55:17,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 21:55:17,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 21:55:17,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 21:55:17,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 21:55:17,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 21:55:17,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 21:55:17,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 21:55:17,154 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 21:55:17,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 21:55:17,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 21:55:17,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 21:55:17,527 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 21:55:17,528 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 21:55:17,529 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2019-11-19 21:55:17,592 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0564b1aec/6a0df64bf9a947f78d46b424ac9fd9e0/FLAG3d5642b60 [2019-11-19 21:55:18,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 21:55:18,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2019-11-19 21:55:18,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0564b1aec/6a0df64bf9a947f78d46b424ac9fd9e0/FLAG3d5642b60 [2019-11-19 21:55:18,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0564b1aec/6a0df64bf9a947f78d46b424ac9fd9e0 [2019-11-19 21:55:18,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 21:55:18,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 21:55:18,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 21:55:18,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 21:55:18,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 21:55:18,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:55:18" (1/1) ... [2019-11-19 21:55:18,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c2cef4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:55:18, skipping insertion in model container [2019-11-19 21:55:18,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:55:18" (1/1) ... [2019-11-19 21:55:18,932 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 21:55:19,056 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 21:55:19,646 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4471] [2019-11-19 21:55:21,166 ERROR L309 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-19 21:55:21,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2043a5fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:55:21, skipping insertion in model container [2019-11-19 21:55:21,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 21:55:21,168 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-19 21:55:21,173 INFO L168 Benchmark]: Toolchain (without parser) took 2254.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 944.0 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 61.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:55:21,174 INFO L168 Benchmark]: CDTParser took 0.28 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. [2019-11-19 21:55:21,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2251.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 938.6 MB in the beginning and 1.1 GB in the end (delta: -141.6 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. [2019-11-19 21:55:21,179 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 2251.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 938.6 MB in the beginning and 1.1 GB in the end (delta: -141.6 MB). Peak memory consumption was 56.2 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...