./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 434f02b4db38add7869fca858f59b2486fa0dd27 ......................................................................................................................... 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 -Xmx15G -Xms4m -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-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 434f02b4db38add7869fca858f59b2486fa0dd27 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 04:04:55,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:04:55,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:04:55,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:04:55,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:04:55,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:04:55,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:04:55,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:04:55,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:04:55,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:04:55,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:04:55,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:04:55,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:04:55,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:04:55,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:04:55,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:04:55,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:04:55,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:04:55,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:04:55,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:04:55,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:04:55,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:04:55,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:04:55,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:04:55,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:04:55,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:04:55,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:04:55,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:04:55,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:04:55,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:04:55,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:04:55,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:04:55,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:04:55,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:04:55,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:04:55,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:04:55,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:04:55,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:04:55,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:04:55,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:04:55,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:04:55,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:04:56,018 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:04:56,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:04:56,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:04:56,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:04:56,020 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:04:56,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:04:56,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:04:56,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:04:56,021 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:04:56,021 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:04:56,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:04:56,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:04:56,022 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:04:56,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:04:56,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:04:56,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:04:56,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:04:56,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:04:56,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:04:56,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:04:56,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:04:56,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:04:56,024 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:04:56,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:04:56,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:04:56,024 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:04:56,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:04:56,025 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(reach_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 -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-10-20 04:04:56,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:04:56,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:04:56,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:04:56,238 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:04:56,239 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:04:56,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-10-20 04:04:56,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0734a2a36/f9af7c4000954a8e8aacf88d7611ddd4/FLAG941e55612 [2020-10-20 04:04:57,513 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:04:57,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-10-20 04:04:57,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0734a2a36/f9af7c4000954a8e8aacf88d7611ddd4/FLAG941e55612 [2020-10-20 04:04:57,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0734a2a36/f9af7c4000954a8e8aacf88d7611ddd4 [2020-10-20 04:04:57,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:04:57,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:04:57,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:04:57,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:04:57,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:04:57,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:04:57" (1/1) ... [2020-10-20 04:04:57,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b6a891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:04:57, skipping insertion in model container [2020-10-20 04:04:57,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:04:57" (1/1) ... [2020-10-20 04:04:57,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:04:58,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:05:00,650 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:05:00,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f12ffbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:05:00, skipping insertion in model container [2020-10-20 04:05:00,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:05:00,652 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:05:00,655 INFO L168 Benchmark]: Toolchain (without parser) took 2902.97 ms. Allocated memory was 43.0 MB in the beginning and 78.6 MB in the end (delta: 35.7 MB). Free memory was 10.1 MB in the beginning and 35.9 MB in the end (delta: -25.8 MB). Peak memory consumption was 31.9 MB. Max. memory is 14.3 GB. [2020-10-20 04:05:00,657 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 32.5 MB. Free memory was 11.7 MB in the beginning and 11.7 MB in the end (delta: 52.9 kB). Peak memory consumption was 52.9 kB. Max. memory is 14.3 GB. [2020-10-20 04:05:00,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2888.92 ms. Allocated memory was 43.0 MB in the beginning and 78.6 MB in the end (delta: 35.7 MB). Free memory was 9.3 MB in the beginning and 35.9 MB in the end (delta: -26.6 MB). Peak memory consumption was 31.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:05:00,661 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 32.5 MB. Free memory was 11.7 MB in the beginning and 11.7 MB in the end (delta: 52.9 kB). Peak memory consumption was 52.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 2888.92 ms. Allocated memory was 43.0 MB in the beginning and 78.6 MB in the end (delta: 35.7 MB). Free memory was 9.3 MB in the beginning and 35.9 MB in the end (delta: -26.6 MB). Peak memory consumption was 31.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: 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 0.1.25-9a8b2e8 [2020-10-20 04:05:02,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:05:02,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:05:02,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:05:02,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:05:02,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:05:02,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:05:02,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:05:02,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:05:02,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:05:02,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:05:02,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:05:02,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:05:02,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:05:02,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:05:02,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:05:02,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:05:02,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:05:02,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:05:02,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:05:02,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:05:02,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:05:02,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:05:02,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:05:02,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:05:02,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:05:02,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:05:02,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:05:02,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:05:02,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:05:02,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:05:02,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:05:02,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:05:02,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:05:02,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:05:02,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:05:02,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:05:02,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:05:02,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:05:02,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:05:02,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:05:02,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:05:02,821 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:05:02,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:05:02,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:05:02,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:05:02,823 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:05:02,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:05:02,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:05:02,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:05:02,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:05:02,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:05:02,825 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:05:02,825 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:05:02,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:05:02,826 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:05:02,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:05:02,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:05:02,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:05:02,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:05:02,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:05:02,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:05:02,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:05:02,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:05:02,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:05:02,828 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:05:02,829 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:05:02,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:05:02,829 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:05:02,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:05:02,830 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:05:02,830 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(reach_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 -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-10-20 04:05:03,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:05:03,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:05:03,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:05:03,078 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:05:03,078 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:05:03,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-10-20 04:05:03,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17c18ccab/fde82c6a120d4279b846064473390131/FLAGcc57ea800 [2020-10-20 04:05:04,331 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:05:04,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-10-20 04:05:04,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17c18ccab/fde82c6a120d4279b846064473390131/FLAGcc57ea800 [2020-10-20 04:05:04,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17c18ccab/fde82c6a120d4279b846064473390131 [2020-10-20 04:05:04,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:05:04,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:05:04,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:05:04,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:05:04,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:05:04,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:05:04" (1/1) ... [2020-10-20 04:05:04,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28cea463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:05:04, skipping insertion in model container [2020-10-20 04:05:04,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:05:04" (1/1) ... [2020-10-20 04:05:04,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:05:04,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:05:06,905 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:05:06,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7bf93405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:05:06, skipping insertion in model container [2020-10-20 04:05:06,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:05:06,907 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:05:06,912 INFO L168 Benchmark]: Toolchain (without parser) took 2391.66 ms. Allocated memory was 45.6 MB in the beginning and 67.6 MB in the end (delta: 22.0 MB). Free memory was 20.6 MB in the beginning and 22.2 MB in the end (delta: -1.7 MB). Peak memory consumption was 30.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:05:06,913 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 33.6 MB. Free memory was 18.6 MB in the beginning and 18.5 MB in the end (delta: 41.8 kB). Peak memory consumption was 41.8 kB. Max. memory is 14.3 GB. [2020-10-20 04:05:06,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2383.01 ms. Allocated memory was 45.6 MB in the beginning and 67.6 MB in the end (delta: 22.0 MB). Free memory was 19.6 MB in the beginning and 22.7 MB in the end (delta: -3.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 14.3 GB. [2020-10-20 04:05:06,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 ms. Allocated memory is still 33.6 MB. Free memory was 18.6 MB in the beginning and 18.5 MB in the end (delta: 41.8 kB). Peak memory consumption was 41.8 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 2383.01 ms. Allocated memory was 45.6 MB in the beginning and 67.6 MB in the end (delta: 22.0 MB). Free memory was 19.6 MB in the beginning and 22.7 MB in the end (delta: -3.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: 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...