./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-32_7a-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-32_7a-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 1c79ab0245fbde0e02f5cc26e590b89a311a648b ............................................................................................................................ 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-32_7a-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 1c79ab0245fbde0e02f5cc26e590b89a311a648b .............................................................................................................................. 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 23:26:48,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 23:26:48,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 23:26:48,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 23:26:48,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 23:26:48,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 23:26:48,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 23:26:48,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 23:26:48,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 23:26:48,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 23:26:48,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 23:26:48,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 23:26:48,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 23:26:48,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 23:26:48,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 23:26:48,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 23:26:48,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 23:26:48,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 23:26:48,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 23:26:48,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 23:26:48,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 23:26:48,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 23:26:48,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 23:26:48,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 23:26:48,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 23:26:48,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 23:26:48,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 23:26:48,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 23:26:48,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 23:26:48,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 23:26:48,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 23:26:48,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 23:26:48,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 23:26:48,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 23:26:48,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 23:26:48,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 23:26:48,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 23:26:48,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 23:26:48,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 23:26:48,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 23:26:48,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 23:26:48,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-28 23:26:48,520 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 23:26:48,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 23:26:48,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 23:26:48,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 23:26:48,522 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 23:26:48,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 23:26:48,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 23:26:48,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 23:26:48,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 23:26:48,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 23:26:48,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 23:26:48,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 23:26:48,524 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 23:26:48,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 23:26:48,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 23:26:48,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 23:26:48,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 23:26:48,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 23:26:48,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 23:26:48,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 23:26:48,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 23:26:48,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 23:26:48,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 23:26:48,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 23:26:48,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 23:26:48,528 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 23:26:48,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 23:26:48,529 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 -> 1c79ab0245fbde0e02f5cc26e590b89a311a648b [2020-07-28 23:26:48,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 23:26:48,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 23:26:48,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 23:26:48,896 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 23:26:48,896 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 23:26:48,897 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-28 23:26:48,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd80b73b/a45a309af6a34de4b9d693ac3d059c35/FLAGbb984daed [2020-07-28 23:26:50,104 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 23:26:50,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-28 23:26:50,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd80b73b/a45a309af6a34de4b9d693ac3d059c35/FLAGbb984daed [2020-07-28 23:26:50,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd80b73b/a45a309af6a34de4b9d693ac3d059c35 [2020-07-28 23:26:50,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 23:26:50,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 23:26:50,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 23:26:50,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 23:26:50,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 23:26:50,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:26:50" (1/1) ... [2020-07-28 23:26:50,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b70605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:26:50, skipping insertion in model container [2020-07-28 23:26:50,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:26:50" (1/1) ... [2020-07-28 23:26:50,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 23:26:50,706 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 23:26:51,505 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4518] [2020-07-28 23:26:54,068 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-28 23:26:54,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37534e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:26:54, skipping insertion in model container [2020-07-28 23:26:54,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 23:26:54,071 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 23:26:54,075 INFO L168 Benchmark]: Toolchain (without parser) took 3723.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.9 MB). Free memory was 923.9 MB in the beginning and 1.1 GB in the end (delta: -140.1 MB). Peak memory consumption was 154.4 MB. Max. memory is 11.5 GB. [2020-07-28 23:26:54,076 INFO L168 Benchmark]: CDTParser took 0.30 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 23:26:54,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3714.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.9 MB). Free memory was 923.9 MB in the beginning and 1.1 GB in the end (delta: -140.1 MB). Peak memory consumption was 154.4 MB. Max. memory is 11.5 GB. [2020-07-28 23:26:54,079 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 0.30 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 3714.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.9 MB). Free memory was 923.9 MB in the beginning and 1.1 GB in the end (delta: -140.1 MB). Peak memory consumption was 154.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9631]: 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 23:26:55,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 23:26:55,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 23:26:55,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 23:26:55,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 23:26:55,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 23:26:55,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 23:26:55,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 23:26:55,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 23:26:55,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 23:26:55,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 23:26:55,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 23:26:55,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 23:26:55,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 23:26:55,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 23:26:55,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 23:26:55,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 23:26:55,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 23:26:55,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 23:26:55,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 23:26:55,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 23:26:55,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 23:26:55,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 23:26:55,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 23:26:55,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 23:26:55,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 23:26:55,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 23:26:55,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 23:26:55,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 23:26:55,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 23:26:55,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 23:26:55,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 23:26:55,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 23:26:55,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 23:26:55,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 23:26:55,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 23:26:55,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 23:26:55,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 23:26:55,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 23:26:55,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 23:26:55,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 23:26:55,888 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-07-28 23:26:55,903 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 23:26:55,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 23:26:55,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 23:26:55,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 23:26:55,905 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 23:26:55,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 23:26:55,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 23:26:55,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 23:26:55,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 23:26:55,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 23:26:55,906 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 23:26:55,906 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 23:26:55,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 23:26:55,907 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 23:26:55,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 23:26:55,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 23:26:55,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 23:26:55,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 23:26:55,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 23:26:55,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 23:26:55,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 23:26:55,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 23:26:55,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 23:26:55,909 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 23:26:55,909 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 23:26:55,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 23:26:55,910 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 23:26:55,910 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 23:26:55,910 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-07-28 23:26:55,910 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 -> 1c79ab0245fbde0e02f5cc26e590b89a311a648b [2020-07-28 23:26:56,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 23:26:56,228 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 23:26:56,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 23:26:56,234 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 23:26:56,234 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 23:26:56,235 INFO L429 ainManager$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-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-28 23:26:56,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/179e081de/0a68de8200b542c4b52b47fb6959666d/FLAGf32d8aa07 [2020-07-28 23:26:57,603 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 23:26:57,604 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-28 23:26:57,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/179e081de/0a68de8200b542c4b52b47fb6959666d/FLAGf32d8aa07 [2020-07-28 23:26:58,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/179e081de/0a68de8200b542c4b52b47fb6959666d [2020-07-28 23:26:58,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 23:26:58,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 23:26:58,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 23:26:58,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 23:26:58,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 23:26:58,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:26:58" (1/1) ... [2020-07-28 23:26:58,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790572c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:26:58, skipping insertion in model container [2020-07-28 23:26:58,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:26:58" (1/1) ... [2020-07-28 23:26:58,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 23:26:58,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 23:26:59,427 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4518] [2020-07-28 23:27:02,741 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-28 23:27:02,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2fe3fdc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:27:02, skipping insertion in model container [2020-07-28 23:27:02,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 23:27:02,744 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 23:27:02,751 INFO L168 Benchmark]: Toolchain (without parser) took 4573.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 918.5 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). Peak memory consumption was 152.6 MB. Max. memory is 11.5 GB. [2020-07-28 23:27:02,752 INFO L168 Benchmark]: CDTParser took 0.33 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 23:27:02,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4568.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 918.5 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). Peak memory consumption was 152.6 MB. Max. memory is 11.5 GB. [2020-07-28 23:27:02,757 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 0.33 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 4568.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 918.5 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). Peak memory consumption was 152.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9631]: 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...