./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.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 430b8b0e2120a8dfe207defa24a65c02d3be96cf ......................................................................................................................... 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.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 430b8b0e2120a8dfe207defa24a65c02d3be96cf ........................................................................................................................... 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 05:41:16,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:41:16,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:41:16,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:41:16,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:41:16,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:41:16,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:41:16,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:41:16,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:41:16,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:41:16,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:41:16,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:41:16,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:41:16,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:41:16,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:41:16,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:41:16,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:41:16,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:41:16,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:41:16,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:41:16,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:41:16,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:41:16,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:41:16,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:41:16,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:41:16,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:41:16,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:41:16,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:41:16,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:41:16,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:41:16,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:41:16,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:41:16,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:41:16,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:41:16,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:41:16,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:41:16,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:41:16,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:41:16,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:41:16,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:41:16,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:41:16,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:41:16,120 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:41:16,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:41:16,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:41:16,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:41:16,122 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:41:16,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:41:16,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:41:16,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:41:16,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:41:16,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:41:16,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:41:16,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:41:16,124 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:41:16,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:41:16,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:41:16,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:41:16,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:41:16,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:41:16,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:41:16,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:41:16,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:41:16,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:41:16,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:41:16,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:41:16,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:41:16,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:41:16,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:41:16,128 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 -> 430b8b0e2120a8dfe207defa24a65c02d3be96cf [2020-10-20 05:41:16,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:41:16,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:41:16,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:41:16,358 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:41:16,358 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:41:16,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-10-20 05:41:16,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27c37a342/54f19b1a70a547dcbfe2033032dfb77e/FLAG9d73d3c55 [2020-10-20 05:41:17,468 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:41:17,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-10-20 05:41:17,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27c37a342/54f19b1a70a547dcbfe2033032dfb77e/FLAG9d73d3c55 [2020-10-20 05:41:17,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27c37a342/54f19b1a70a547dcbfe2033032dfb77e [2020-10-20 05:41:17,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:41:17,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:41:17,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:41:17,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:41:17,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:41:17,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:41:17" (1/1) ... [2020-10-20 05:41:17,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffbe2be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:41:17, skipping insertion in model container [2020-10-20 05:41:17,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:41:17" (1/1) ... [2020-10-20 05:41:17,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:41:18,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:41:20,975 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:41:20,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77de3c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:41:20, skipping insertion in model container [2020-10-20 05:41:20,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:41:20,977 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:41:20,982 INFO L168 Benchmark]: Toolchain (without parser) took 3182.49 ms. Allocated memory was 43.0 MB in the beginning and 78.6 MB in the end (delta: 35.7 MB). Free memory was 14.8 MB in the beginning and 29.5 MB in the end (delta: -14.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 14.3 GB. [2020-10-20 05:41:20,984 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 33.0 MB. Free memory is still 18.0 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 05:41:20,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3174.30 ms. Allocated memory was 43.0 MB in the beginning and 78.6 MB in the end (delta: 35.7 MB). Free memory was 13.9 MB in the beginning and 29.5 MB in the end (delta: -15.6 MB). Peak memory consumption was 29.5 MB. Max. memory is 14.3 GB. [2020-10-20 05:41:20,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 33.0 MB. Free memory is still 18.0 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 3174.30 ms. Allocated memory was 43.0 MB in the beginning and 78.6 MB in the end (delta: 35.7 MB). Free memory was 13.9 MB in the beginning and 29.5 MB in the end (delta: -15.6 MB). Peak memory consumption was 29.5 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7594]: 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 05:41:22,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:41:22,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:41:23,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:41:23,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:41:23,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:41:23,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:41:23,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:41:23,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:41:23,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:41:23,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:41:23,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:41:23,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:41:23,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:41:23,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:41:23,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:41:23,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:41:23,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:41:23,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:41:23,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:41:23,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:41:23,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:41:23,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:41:23,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:41:23,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:41:23,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:41:23,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:41:23,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:41:23,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:41:23,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:41:23,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:41:23,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:41:23,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:41:23,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:41:23,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:41:23,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:41:23,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:41:23,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:41:23,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:41:23,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:41:23,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:41:23,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:41:23,088 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:41:23,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:41:23,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:41:23,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:41:23,091 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:41:23,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:41:23,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:41:23,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:41:23,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:41:23,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:41:23,092 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:41:23,092 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:41:23,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:41:23,093 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:41:23,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:41:23,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:41:23,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:41:23,094 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:41:23,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:41:23,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:41:23,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:41:23,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:41:23,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:41:23,096 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:41:23,096 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:41:23,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:41:23,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:41:23,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:41:23,097 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:41:23,097 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 -> 430b8b0e2120a8dfe207defa24a65c02d3be96cf [2020-10-20 05:41:23,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:41:23,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:41:23,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:41:23,336 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:41:23,337 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:41:23,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-10-20 05:41:23,416 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/662dafd9d/83fed73eb96e4ac2ba3c78fd9da284c0/FLAG08d99385a [2020-10-20 05:41:24,449 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:41:24,450 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2020-10-20 05:41:24,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/662dafd9d/83fed73eb96e4ac2ba3c78fd9da284c0/FLAG08d99385a [2020-10-20 05:41:24,788 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/662dafd9d/83fed73eb96e4ac2ba3c78fd9da284c0 [2020-10-20 05:41:24,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:41:24,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:41:24,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:41:24,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:41:24,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:41:24,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:41:24" (1/1) ... [2020-10-20 05:41:24,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a9e7b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:41:24, skipping insertion in model container [2020-10-20 05:41:24,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:41:24" (1/1) ... [2020-10-20 05:41:24,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:41:25,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:41:28,123 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:41:28,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@817e556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:41:28, skipping insertion in model container [2020-10-20 05:41:28,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:41:28,126 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:41:28,131 INFO L168 Benchmark]: Toolchain (without parser) took 3334.13 ms. Allocated memory was 43.0 MB in the beginning and 78.6 MB in the end (delta: 35.7 MB). Free memory was 14.5 MB in the beginning and 25.1 MB in the end (delta: -10.6 MB). Peak memory consumption was 33.1 MB. Max. memory is 14.3 GB. [2020-10-20 05:41:28,132 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 33.0 MB. Free memory is still 17.8 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 05:41:28,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3324.65 ms. Allocated memory was 43.0 MB in the beginning and 78.6 MB in the end (delta: 35.7 MB). Free memory was 13.6 MB in the beginning and 25.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 32.2 MB. Max. memory is 14.3 GB. [2020-10-20 05:41:28,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 33.0 MB. Free memory is still 17.8 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 3324.65 ms. Allocated memory was 43.0 MB in the beginning and 78.6 MB in the end (delta: 35.7 MB). Free memory was 13.6 MB in the beginning and 25.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 32.2 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7594]: 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...