./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.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-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.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 e671c4a4043213b2ced1869dfe3167fef57c51cb ......................................................................................................................... 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-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.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 e671c4a4043213b2ced1869dfe3167fef57c51cb ........................................................................................................................... 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 05:37:52,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:37:52,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:37:52,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:37:52,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:37:52,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:37:52,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:37:52,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:37:52,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:37:52,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:37:52,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:37:52,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:37:52,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:37:52,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:37:52,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:37:52,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:37:52,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:37:52,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:37:52,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:37:52,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:37:52,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:37:52,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:37:52,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:37:52,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:37:52,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:37:52,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:37:52,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:37:52,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:37:52,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:37:52,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:37:52,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:37:52,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:37:52,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:37:52,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:37:52,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:37:52,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:37:52,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:37:52,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:37:52,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:37:52,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:37:52,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:37:52,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:37:52,907 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:37:52,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:37:52,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:37:52,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:37:52,916 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:37:52,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:37:52,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:37:52,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:37:52,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:37:52,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:37:52,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:37:52,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:37:52,921 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:37:52,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:37:52,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:37:52,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:37:52,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:37:52,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:37:52,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:37:52,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:37:52,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:37:52,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:37:52,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:37:52,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:37:52,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:37:52,926 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:37:52,926 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:37:52,926 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 -> e671c4a4043213b2ced1869dfe3167fef57c51cb [2020-10-20 05:37:53,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:37:53,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:37:53,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:37:53,171 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:37:53,171 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:37:53,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-20 05:37:53,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5110c8f1/de1717ce670e495ba59d843a67b8f1dd/FLAGf67af0352 [2020-10-20 05:37:54,426 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:37:54,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-20 05:37:54,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5110c8f1/de1717ce670e495ba59d843a67b8f1dd/FLAGf67af0352 [2020-10-20 05:37:54,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5110c8f1/de1717ce670e495ba59d843a67b8f1dd [2020-10-20 05:37:54,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:37:54,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:37:54,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:37:54,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:37:54,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:37:54,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:37:54" (1/1) ... [2020-10-20 05:37:54,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50ad614b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:37:54, skipping insertion in model container [2020-10-20 05:37:54,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:37:54" (1/1) ... [2020-10-20 05:37:54,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:37:55,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:37:58,857 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:37:58,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@399f8b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:37:58, skipping insertion in model container [2020-10-20 05:37:58,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:37:58,859 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:37:58,863 INFO L168 Benchmark]: Toolchain (without parser) took 4239.31 ms. Allocated memory was 44.0 MB in the beginning and 72.9 MB in the end (delta: 28.8 MB). Free memory was 14.8 MB in the beginning and 13.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 34.7 MB. Max. memory is 14.3 GB. [2020-10-20 05:37:58,864 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 32.5 MB. Free memory was 17.6 MB in the beginning and 17.5 MB in the end (delta: 40.2 kB). Peak memory consumption was 40.2 kB. Max. memory is 14.3 GB. [2020-10-20 05:37:58,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4230.86 ms. Allocated memory was 44.0 MB in the beginning and 72.9 MB in the end (delta: 28.8 MB). Free memory was 14.1 MB in the beginning and 13.5 MB in the end (delta: 571.9 kB). Peak memory consumption was 34.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:37:58,868 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 32.5 MB. Free memory was 17.6 MB in the beginning and 17.5 MB in the end (delta: 40.2 kB). Peak memory consumption was 40.2 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4230.86 ms. Allocated memory was 44.0 MB in the beginning and 72.9 MB in the end (delta: 28.8 MB). Free memory was 14.1 MB in the beginning and 13.5 MB in the end (delta: 571.9 kB). Peak memory consumption was 34.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11212]: 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 05:38:00,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:38:00,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:38:00,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:38:00,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:38:01,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:38:01,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:38:01,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:38:01,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:38:01,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:38:01,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:38:01,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:38:01,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:38:01,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:38:01,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:38:01,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:38:01,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:38:01,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:38:01,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:38:01,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:38:01,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:38:01,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:38:01,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:38:01,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:38:01,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:38:01,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:38:01,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:38:01,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:38:01,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:38:01,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:38:01,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:38:01,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:38:01,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:38:01,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:38:01,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:38:01,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:38:01,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:38:01,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:38:01,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:38:01,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:38:01,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:38:01,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:38:01,098 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:38:01,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:38:01,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:38:01,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:38:01,101 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:38:01,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:38:01,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:38:01,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:38:01,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:38:01,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:38:01,102 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:38:01,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:38:01,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:38:01,103 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:38:01,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:38:01,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:38:01,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:38:01,104 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:38:01,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:38:01,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:38:01,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:38:01,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:38:01,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:38:01,106 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:38:01,106 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:38:01,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:38:01,107 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:38:01,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:38:01,107 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:38:01,107 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 -> e671c4a4043213b2ced1869dfe3167fef57c51cb [2020-10-20 05:38:01,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:38:01,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:38:01,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:38:01,358 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:38:01,359 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:38:01,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-20 05:38:01,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d1e20fe2/2225dfb089d54952a6e52bddd26fc3f0/FLAG7efac33ff [2020-10-20 05:38:02,631 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:38:02,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-20 05:38:02,691 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d1e20fe2/2225dfb089d54952a6e52bddd26fc3f0/FLAG7efac33ff [2020-10-20 05:38:02,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d1e20fe2/2225dfb089d54952a6e52bddd26fc3f0 [2020-10-20 05:38:02,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:38:02,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:38:02,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:38:02,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:38:02,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:38:02,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:38:02" (1/1) ... [2020-10-20 05:38:02,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1e3ea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:38:02, skipping insertion in model container [2020-10-20 05:38:02,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:38:02" (1/1) ... [2020-10-20 05:38:02,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:38:03,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:38:07,137 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:38:07,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a64cc25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:38:07, skipping insertion in model container [2020-10-20 05:38:07,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:38:07,139 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:38:07,144 INFO L168 Benchmark]: Toolchain (without parser) took 4193.57 ms. Allocated memory was 45.6 MB in the beginning and 74.4 MB in the end (delta: 28.8 MB). Free memory was 14.8 MB in the beginning and 12.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 33.9 MB. Max. memory is 14.3 GB. [2020-10-20 05:38:07,146 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 33.6 MB. Free memory was 9.4 MB in the beginning and 9.4 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. [2020-10-20 05:38:07,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4186.25 ms. Allocated memory was 45.6 MB in the beginning and 74.4 MB in the end (delta: 28.8 MB). Free memory was 13.9 MB in the beginning and 12.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 33.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:38:07,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 33.6 MB. Free memory was 9.4 MB in the beginning and 9.4 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4186.25 ms. Allocated memory was 45.6 MB in the beginning and 74.4 MB in the end (delta: 28.8 MB). Free memory was 13.9 MB in the beginning and 12.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 33.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11212]: 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...