./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: 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 /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point_true-unreach-call.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 679796d0f9a525edcb44408b8ecc58aa9165569f ................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 08:45:48,109 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 08:45:48,114 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 08:45:48,136 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 08:45:48,136 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 08:45:48,138 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 08:45:48,140 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 08:45:48,142 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 08:45:48,145 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 08:45:48,153 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 08:45:48,153 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 08:45:48,155 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 08:45:48,156 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 08:45:48,158 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 08:45:48,160 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 08:45:48,160 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 08:45:48,161 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 08:45:48,163 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 08:45:48,164 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 08:45:48,166 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 08:45:48,168 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 08:45:48,169 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 08:45:48,172 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 08:45:48,174 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 08:45:48,174 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 08:45:48,176 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 08:45:48,177 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 08:45:48,177 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 08:45:48,178 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 08:45:48,182 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 08:45:48,182 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 08:45:48,183 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 08:45:48,183 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 08:45:48,183 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 08:45:48,185 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 08:45:48,185 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 08:45:48,186 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-01-01 08:45:48,216 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 08:45:48,216 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 08:45:48,217 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 08:45:48,217 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 08:45:48,218 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 08:45:48,219 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 08:45:48,219 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 08:45:48,219 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 08:45:48,219 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-01 08:45:48,219 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 08:45:48,219 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-01 08:45:48,220 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 08:45:48,220 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 08:45:48,220 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-01 08:45:48,220 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 08:45:48,220 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 08:45:48,221 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 08:45:48,222 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 08:45:48,222 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 08:45:48,222 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 08:45:48,222 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 08:45:48,222 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-01 08:45:48,223 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 08:45:48,223 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 08:45:48,223 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-01 08:45:48,223 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-01 08:45:48,223 INFO L133 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 -> 679796d0f9a525edcb44408b8ecc58aa9165569f [2019-01-01 08:45:48,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 08:45:48,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 08:45:48,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 08:45:48,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 08:45:48,285 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 08:45:48,288 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point_true-unreach-call.cil.out.i [2019-01-01 08:45:48,344 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/617da72e8/da2e93dd2cad4b97b5048dcd32a21364/FLAGcec423767 [2019-01-01 08:45:49,224 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 08:45:49,226 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point_true-unreach-call.cil.out.i [2019-01-01 08:45:49,290 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/617da72e8/da2e93dd2cad4b97b5048dcd32a21364/FLAGcec423767 [2019-01-01 08:45:49,651 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/617da72e8/da2e93dd2cad4b97b5048dcd32a21364 [2019-01-01 08:45:49,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 08:45:49,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 08:45:49,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 08:45:49,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 08:45:49,662 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 08:45:49,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 08:45:49" (1/1) ... [2019-01-01 08:45:49,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f654ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:45:49, skipping insertion in model container [2019-01-01 08:45:49,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 08:45:49" (1/1) ... [2019-01-01 08:45:49,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 08:45:49,882 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 08:45:50,452 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4414] [2019-01-01 08:45:51,760 ERROR L311 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-01-01 08:45:51,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ad92db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:45:51, skipping insertion in model container [2019-01-01 08:45:51,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 08:45:51,762 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-01-01 08:45:51,763 INFO L168 Benchmark]: Toolchain (without parser) took 2107.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -181.7 MB). Peak memory consumption was 108.8 MB. Max. memory is 11.5 GB. [2019-01-01 08:45:51,767 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 08:45:51,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2103.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -181.7 MB). Peak memory consumption was 108.8 MB. Max. memory is 11.5 GB. [2019-01-01 08:45:51,773 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2103.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -181.7 MB). Peak memory consumption was 108.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5675]: 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...