./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 .......................................................................................................................... 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 ............................................................................................................................ 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 04:06:50,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:06:50,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:06:50,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:06:50,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:06:50,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:06:50,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:06:50,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:06:50,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:06:50,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:06:50,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:06:50,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:06:50,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:06:50,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:06:50,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:06:50,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:06:50,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:06:50,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:06:50,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:06:50,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:06:50,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:06:50,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:06:50,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:06:50,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:06:50,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:06:50,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:06:50,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:06:50,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:06:50,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:06:50,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:06:50,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:06:50,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:06:50,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:06:50,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:06:50,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:06:50,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:06:50,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:06:50,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:06:50,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:06:50,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:06:50,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:06:50,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:06:50,949 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:06:50,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:06:50,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:06:50,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:06:50,951 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:06:50,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:06:50,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:06:50,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:06:50,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:06:50,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:06:50,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:06:50,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:06:50,954 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:06:50,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:06:50,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:06:50,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:06:50,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:06:50,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:06:50,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:06:50,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:06:50,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:06:50,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:06:50,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:06:50,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:06:50,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:06:50,957 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:06:50,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:06:50,957 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 -> 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 [2020-10-20 04:06:51,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:06:51,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:06:51,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:06:51,194 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:06:51,195 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:06:51,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-10-20 04:06:51,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ed880d89/49490027fc39448597ba87cefa110712/FLAGfb159e965 [2020-10-20 04:06:52,154 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:06:52,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-10-20 04:06:52,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ed880d89/49490027fc39448597ba87cefa110712/FLAGfb159e965 [2020-10-20 04:06:52,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ed880d89/49490027fc39448597ba87cefa110712 [2020-10-20 04:06:52,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:06:52,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:06:52,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:06:52,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:06:52,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:06:52,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:06:52" (1/1) ... [2020-10-20 04:06:52,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@500a8d91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:06:52, skipping insertion in model container [2020-10-20 04:06:52,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:06:52" (1/1) ... [2020-10-20 04:06:52,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:06:52,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:06:53,577 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2020-10-20 04:06:54,900 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:06:54,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a161528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:06:54, skipping insertion in model container [2020-10-20 04:06:54,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:06:54,902 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:06:54,905 INFO L168 Benchmark]: Toolchain (without parser) took 2254.56 ms. Allocated memory was 36.7 MB in the beginning and 55.1 MB in the end (delta: 18.4 MB). Free memory was 11.0 MB in the beginning and 10.8 MB in the end (delta: 233.4 kB). Peak memory consumption was 18.7 MB. Max. memory is 14.3 GB. [2020-10-20 04:06:54,906 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 33.6 MB. Free memory was 18.5 MB in the beginning and 18.5 MB in the end (delta: 41.6 kB). Peak memory consumption was 41.6 kB. Max. memory is 14.3 GB. [2020-10-20 04:06:54,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2245.92 ms. Allocated memory was 36.7 MB in the beginning and 55.1 MB in the end (delta: 18.4 MB). Free memory was 10.1 MB in the beginning and 11.2 MB in the end (delta: -1.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 14.3 GB. [2020-10-20 04:06:54,910 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 33.6 MB. Free memory was 18.5 MB in the beginning and 18.5 MB in the end (delta: 41.6 kB). Peak memory consumption was 41.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 2245.92 ms. Allocated memory was 36.7 MB in the beginning and 55.1 MB in the end (delta: 18.4 MB). Free memory was 10.1 MB in the beginning and 11.2 MB in the end (delta: -1.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6677]: 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 04:06:56,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:06:56,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:06:56,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:06:56,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:06:56,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:06:56,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:06:56,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:06:56,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:06:56,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:06:56,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:06:57,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:06:57,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:06:57,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:06:57,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:06:57,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:06:57,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:06:57,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:06:57,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:06:57,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:06:57,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:06:57,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:06:57,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:06:57,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:06:57,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:06:57,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:06:57,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:06:57,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:06:57,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:06:57,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:06:57,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:06:57,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:06:57,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:06:57,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:06:57,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:06:57,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:06:57,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:06:57,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:06:57,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:06:57,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:06:57,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:06:57,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:06:57,060 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:06:57,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:06:57,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:06:57,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:06:57,062 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:06:57,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:06:57,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:06:57,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:06:57,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:06:57,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:06:57,064 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:06:57,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:06:57,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:06:57,064 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:06:57,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:06:57,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:06:57,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:06:57,065 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:06:57,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:06:57,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:06:57,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:06:57,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:06:57,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:06:57,067 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:06:57,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:06:57,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:06:57,068 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:06:57,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:06:57,068 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:06:57,068 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 -> 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 [2020-10-20 04:06:57,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:06:57,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:06:57,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:06:57,334 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:06:57,343 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:06:57,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-10-20 04:06:57,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fcde8a70/c3b897d5ed3d4963a123c2dde57b67f0/FLAGe77cda82a [2020-10-20 04:06:58,390 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:06:58,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-10-20 04:06:58,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fcde8a70/c3b897d5ed3d4963a123c2dde57b67f0/FLAGe77cda82a [2020-10-20 04:06:58,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fcde8a70/c3b897d5ed3d4963a123c2dde57b67f0 [2020-10-20 04:06:58,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:06:58,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:06:58,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:06:58,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:06:58,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:06:58,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:06:58" (1/1) ... [2020-10-20 04:06:58,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4182a675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:06:58, skipping insertion in model container [2020-10-20 04:06:58,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:06:58" (1/1) ... [2020-10-20 04:06:58,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:06:59,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:06:59,644 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2020-10-20 04:07:01,198 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:07:01,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@375bc878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:07:01, skipping insertion in model container [2020-10-20 04:07:01,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:07:01,200 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:07:01,203 INFO L168 Benchmark]: Toolchain (without parser) took 2370.63 ms. Allocated memory was 39.8 MB in the beginning and 62.4 MB in the end (delta: 22.5 MB). Free memory was 13.6 MB in the beginning and 31.2 MB in the end (delta: -17.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 14.3 GB. [2020-10-20 04:07:01,204 INFO L168 Benchmark]: CDTParser took 0.89 ms. Allocated memory is still 30.4 MB. Free memory was 16.7 MB in the beginning and 16.6 MB in the end (delta: 33.0 kB). Peak memory consumption was 33.0 kB. Max. memory is 14.3 GB. [2020-10-20 04:07:01,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2362.92 ms. Allocated memory was 39.8 MB in the beginning and 62.4 MB in the end (delta: 22.5 MB). Free memory was 12.7 MB in the beginning and 31.2 MB in the end (delta: -18.5 MB). Peak memory consumption was 22.3 MB. Max. memory is 14.3 GB. [2020-10-20 04:07:01,208 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 ms. Allocated memory is still 30.4 MB. Free memory was 16.7 MB in the beginning and 16.6 MB in the end (delta: 33.0 kB). Peak memory consumption was 33.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 2362.92 ms. Allocated memory was 39.8 MB in the beginning and 62.4 MB in the end (delta: 22.5 MB). Free memory was 12.7 MB in the beginning and 31.2 MB in the end (delta: -18.5 MB). Peak memory consumption was 22.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6677]: 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...