./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--stkwebcam--stkwebcam.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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.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 9570a419131d56ae62f7ad0a24ff5d29265e2eff ............................................................................................................................ 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.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 9570a419131d56ae62f7ad0a24ff5d29265e2eff .............................................................................................................................. 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 22:53:37,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 22:53:37,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 22:53:37,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 22:53:37,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 22:53:37,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 22:53:37,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 22:53:37,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 22:53:37,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 22:53:37,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 22:53:37,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 22:53:37,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 22:53:37,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 22:53:37,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 22:53:37,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 22:53:37,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 22:53:37,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 22:53:37,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 22:53:37,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 22:53:37,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 22:53:37,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 22:53:37,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 22:53:37,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 22:53:37,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 22:53:37,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 22:53:37,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 22:53:37,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 22:53:37,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 22:53:37,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 22:53:37,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 22:53:37,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 22:53:37,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 22:53:37,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 22:53:37,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 22:53:37,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 22:53:37,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 22:53:37,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 22:53:37,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 22:53:37,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 22:53:37,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 22:53:37,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 22:53:37,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-28 22:53:37,796 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 22:53:37,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 22:53:37,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 22:53:37,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 22:53:37,798 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 22:53:37,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 22:53:37,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 22:53:37,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 22:53:37,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 22:53:37,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 22:53:37,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 22:53:37,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 22:53:37,801 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 22:53:37,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 22:53:37,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 22:53:37,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 22:53:37,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 22:53:37,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 22:53:37,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 22:53:37,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 22:53:37,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 22:53:37,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 22:53:37,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 22:53:37,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 22:53:37,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 22:53:37,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 22:53:37,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 22:53:37,806 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 -> 9570a419131d56ae62f7ad0a24ff5d29265e2eff [2020-07-28 22:53:38,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 22:53:38,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 22:53:38,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 22:53:38,160 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 22:53:38,160 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 22:53:38,161 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-07-28 22:53:38,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692b03e20/22f224ee50ab4cc4a1a3dccc22a950bd/FLAGf514ff8c8 [2020-07-28 22:53:39,141 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 22:53:39,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-07-28 22:53:39,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692b03e20/22f224ee50ab4cc4a1a3dccc22a950bd/FLAGf514ff8c8 [2020-07-28 22:53:39,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692b03e20/22f224ee50ab4cc4a1a3dccc22a950bd [2020-07-28 22:53:39,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 22:53:39,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 22:53:39,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 22:53:39,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 22:53:39,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 22:53:39,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 10:53:39" (1/1) ... [2020-07-28 22:53:39,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26cea83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 10:53:39, skipping insertion in model container [2020-07-28 22:53:39,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 10:53:39" (1/1) ... [2020-07-28 22:53:39,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 22:53:39,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 22:53:40,330 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2020-07-28 22:53:41,822 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-28 22:53:41,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d4888d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 10:53:41, skipping insertion in model container [2020-07-28 22:53:41,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 22:53:41,824 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 22:53:41,828 INFO L168 Benchmark]: Toolchain (without parser) took 2239.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 949.4 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 65.2 MB. Max. memory is 11.5 GB. [2020-07-28 22:53:41,828 INFO L168 Benchmark]: CDTParser took 0.31 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 22:53:41,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2233.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 949.4 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 65.2 MB. Max. memory is 11.5 GB. [2020-07-28 22:53:41,832 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 0.31 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 2233.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 949.4 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 65.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6439]: 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 22:53:43,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 22:53:43,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 22:53:43,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 22:53:43,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 22:53:43,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 22:53:43,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 22:53:43,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 22:53:43,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 22:53:43,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 22:53:43,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 22:53:43,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 22:53:43,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 22:53:43,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 22:53:43,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 22:53:43,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 22:53:43,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 22:53:43,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 22:53:43,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 22:53:43,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 22:53:43,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 22:53:43,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 22:53:43,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 22:53:43,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 22:53:43,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 22:53:43,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 22:53:43,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 22:53:43,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 22:53:43,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 22:53:43,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 22:53:43,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 22:53:43,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 22:53:43,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 22:53:43,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 22:53:43,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 22:53:43,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 22:53:43,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 22:53:43,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 22:53:43,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 22:53:43,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 22:53:43,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 22:53:43,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-07-28 22:53:43,864 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 22:53:43,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 22:53:43,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 22:53:43,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 22:53:43,867 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 22:53:43,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 22:53:43,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 22:53:43,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 22:53:43,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 22:53:43,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 22:53:43,868 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 22:53:43,869 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 22:53:43,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 22:53:43,869 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 22:53:43,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 22:53:43,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 22:53:43,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 22:53:43,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 22:53:43,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 22:53:43,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 22:53:43,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 22:53:43,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 22:53:43,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 22:53:43,872 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 22:53:43,872 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 22:53:43,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 22:53:43,873 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 22:53:43,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 22:53:43,873 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-07-28 22:53:43,873 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 -> 9570a419131d56ae62f7ad0a24ff5d29265e2eff [2020-07-28 22:53:44,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 22:53:44,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 22:53:44,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 22:53:44,208 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 22:53:44,211 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 22:53:44,212 INFO L429 ainManager$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--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-07-28 22:53:44,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4f8e3dd/cf1aa9a168d44cabb49c5c6d11dfd295/FLAG981a7b16c [2020-07-28 22:53:45,181 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 22:53:45,182 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--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-07-28 22:53:45,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4f8e3dd/cf1aa9a168d44cabb49c5c6d11dfd295/FLAG981a7b16c [2020-07-28 22:53:45,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4f8e3dd/cf1aa9a168d44cabb49c5c6d11dfd295 [2020-07-28 22:53:45,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 22:53:45,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 22:53:45,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 22:53:45,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 22:53:45,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 22:53:45,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 10:53:45" (1/1) ... [2020-07-28 22:53:45,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@479137b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 10:53:45, skipping insertion in model container [2020-07-28 22:53:45,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 10:53:45" (1/1) ... [2020-07-28 22:53:45,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 22:53:45,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 22:53:46,511 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2020-07-28 22:53:47,638 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-28 22:53:47,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ffe9404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 10:53:47, skipping insertion in model container [2020-07-28 22:53:47,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 22:53:47,640 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 22:53:47,644 INFO L168 Benchmark]: Toolchain (without parser) took 1975.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -138.5 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2020-07-28 22:53:47,645 INFO L168 Benchmark]: CDTParser took 0.86 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 22:53:47,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1969.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -138.5 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2020-07-28 22:53:47,649 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 0.86 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 1969.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -138.5 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6439]: 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...