./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.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 570b80f7925b7fb727b5e6ed6259ef4ded42ebbc ............................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 570b80f7925b7fb727b5e6ed6259ef4ded42ebbc .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 23:16:28,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 23:16:28,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 23:16:28,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 23:16:28,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 23:16:28,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 23:16:28,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 23:16:28,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 23:16:28,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 23:16:28,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 23:16:28,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 23:16:28,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 23:16:28,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 23:16:28,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 23:16:28,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 23:16:28,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 23:16:28,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 23:16:28,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 23:16:28,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 23:16:28,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 23:16:28,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 23:16:28,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 23:16:28,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 23:16:28,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 23:16:28,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 23:16:28,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 23:16:28,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 23:16:28,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 23:16:28,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 23:16:28,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 23:16:28,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 23:16:28,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 23:16:28,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 23:16:28,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 23:16:28,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 23:16:28,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 23:16:28,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 23:16:28,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 23:16:28,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 23:16:28,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 23:16:28,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 23:16:28,831 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-28 23:16:28,858 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 23:16:28,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 23:16:28,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 23:16:28,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 23:16:28,862 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 23:16:28,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 23:16:28,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 23:16:28,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 23:16:28,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 23:16:28,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 23:16:28,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 23:16:28,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 23:16:28,865 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 23:16:28,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 23:16:28,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 23:16:28,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 23:16:28,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 23:16:28,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 23:16:28,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 23:16:28,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 23:16:28,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 23:16:28,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 23:16:28,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 23:16:28,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 23:16:28,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 23:16:28,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 23:16:28,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 23:16:28,869 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 -> 570b80f7925b7fb727b5e6ed6259ef4ded42ebbc [2020-07-28 23:16:29,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 23:16:29,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 23:16:29,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 23:16:29,258 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 23:16:29,259 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 23:16:29,260 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-28 23:16:29,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b1274e9/9a927bd8717f4a1782b0b341abd3902e/FLAGd1e2ed225 [2020-07-28 23:16:30,515 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 23:16:30,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-28 23:16:30,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b1274e9/9a927bd8717f4a1782b0b341abd3902e/FLAGd1e2ed225 [2020-07-28 23:16:30,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b1274e9/9a927bd8717f4a1782b0b341abd3902e [2020-07-28 23:16:30,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 23:16:30,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 23:16:30,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 23:16:30,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 23:16:30,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 23:16:30,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:16:30" (1/1) ... [2020-07-28 23:16:30,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79ca6de3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:30, skipping insertion in model container [2020-07-28 23:16:30,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:16:30" (1/1) ... [2020-07-28 23:16:30,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 23:16:31,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 23:16:31,937 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4685] [2020-07-28 23:16:34,353 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-28 23:16:34,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7701e0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:34, skipping insertion in model container [2020-07-28 23:16:34,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 23:16:34,355 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 23:16:34,361 INFO L168 Benchmark]: Toolchain (without parser) took 3574.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 918.6 MB in the beginning and 1.0 GB in the end (delta: -122.7 MB). Peak memory consumption was 143.6 MB. Max. memory is 11.5 GB. [2020-07-28 23:16:34,362 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 23:16:34,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3568.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 918.6 MB in the beginning and 1.0 GB in the end (delta: -122.7 MB). Peak memory consumption was 143.6 MB. Max. memory is 11.5 GB. [2020-07-28 23:16:34,366 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3568.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 918.6 MB in the beginning and 1.0 GB in the end (delta: -122.7 MB). Peak memory consumption was 143.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9601]: 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... ### Bit-precise run ### This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 23:16:36,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 23:16:36,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 23:16:36,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 23:16:36,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 23:16:36,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 23:16:36,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 23:16:36,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 23:16:36,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 23:16:36,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 23:16:36,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 23:16:36,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 23:16:36,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 23:16:36,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 23:16:36,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 23:16:36,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 23:16:36,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 23:16:36,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 23:16:36,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 23:16:36,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 23:16:36,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 23:16:36,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 23:16:36,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 23:16:36,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 23:16:36,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 23:16:36,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 23:16:36,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 23:16:36,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 23:16:36,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 23:16:36,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 23:16:36,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 23:16:36,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 23:16:36,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 23:16:36,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 23:16:36,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 23:16:36,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 23:16:36,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 23:16:36,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 23:16:36,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 23:16:36,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 23:16:36,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 23:16:36,256 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-07-28 23:16:36,278 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 23:16:36,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 23:16:36,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 23:16:36,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 23:16:36,284 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 23:16:36,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 23:16:36,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 23:16:36,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 23:16:36,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 23:16:36,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 23:16:36,288 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 23:16:36,289 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 23:16:36,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 23:16:36,289 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 23:16:36,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 23:16:36,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 23:16:36,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 23:16:36,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 23:16:36,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 23:16:36,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 23:16:36,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 23:16:36,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 23:16:36,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 23:16:36,294 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 23:16:36,294 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 23:16:36,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 23:16:36,297 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 23:16:36,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 23:16:36,297 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-07-28 23:16:36,297 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 -> 570b80f7925b7fb727b5e6ed6259ef4ded42ebbc [2020-07-28 23:16:36,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 23:16:36,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 23:16:36,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 23:16:36,623 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 23:16:36,625 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 23:16:36,627 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-28 23:16:36,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6472a1d/c9dbd300ac2044909925d9d0f21af9ee/FLAG6a3fb38d7 [2020-07-28 23:16:37,808 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 23:16:37,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-28 23:16:37,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6472a1d/c9dbd300ac2044909925d9d0f21af9ee/FLAG6a3fb38d7 [2020-07-28 23:16:38,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6472a1d/c9dbd300ac2044909925d9d0f21af9ee [2020-07-28 23:16:38,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 23:16:38,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 23:16:38,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 23:16:38,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 23:16:38,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 23:16:38,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:16:38" (1/1) ... [2020-07-28 23:16:38,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@472db69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:38, skipping insertion in model container [2020-07-28 23:16:38,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:16:38" (1/1) ... [2020-07-28 23:16:38,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 23:16:38,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 23:16:39,177 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4685] [2020-07-28 23:16:41,532 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-28 23:16:41,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38d0762 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:41, skipping insertion in model container [2020-07-28 23:16:41,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 23:16:41,534 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 23:16:41,541 INFO L168 Benchmark]: Toolchain (without parser) took 3506.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.1 MB). Free memory was 922.5 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. [2020-07-28 23:16:41,542 INFO L168 Benchmark]: CDTParser took 0.95 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 23:16:41,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3500.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.1 MB). Free memory was 922.5 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. [2020-07-28 23:16:41,547 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3500.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.1 MB). Free memory was 922.5 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). Peak memory consumption was 143.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9601]: 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...