./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--s2255--s2255drv.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--s2255--s2255drv.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 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 .......................................................................................................................... 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--s2255--s2255drv.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 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 ............................................................................................................................ 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 04:06:57,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:06:57,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:06:57,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:06:57,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:06:57,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:06:57,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:06:57,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:06:57,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:06:57,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:06:57,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:06:57,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:06:57,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:06:57,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:06:57,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:06:57,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:06:57,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:06:57,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:06:57,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:06:57,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:06:57,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:06:57,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:06:57,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:06:57,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:06:57,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:06:57,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:06:57,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:06:57,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:06:57,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:06:57,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:06:57,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:06:57,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:06:57,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:06:57,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:06:57,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:06:57,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:06:57,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:06:57,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:06:57,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:06:57,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:06:57,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:06:57,956 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:06:57,978 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:06:57,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:06:57,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:06:57,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:06:57,981 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:06:57,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:06:57,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:06:57,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:06:57,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:06:57,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:06:57,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:06:57,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:06:57,983 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:06:57,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:06:57,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:06:57,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:06:57,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:06:57,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:06:57,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:06:57,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:06:57,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:06:57,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:06:57,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:06:57,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:06:57,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:06:57,986 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:06:57,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:06:57,986 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 -> 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 [2020-10-20 04:06:58,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:06:58,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:06:58,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:06:58,249 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:06:58,250 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:06:58,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-10-20 04:06:58,324 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7def3a78/4c4cdd8b6c9a4f51b7b20f3906e8a8e3/FLAG6bda095a9 [2020-10-20 04:06:59,202 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:06:59,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-10-20 04:06:59,254 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7def3a78/4c4cdd8b6c9a4f51b7b20f3906e8a8e3/FLAG6bda095a9 [2020-10-20 04:06:59,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7def3a78/4c4cdd8b6c9a4f51b7b20f3906e8a8e3 [2020-10-20 04:06:59,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:06:59,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:06:59,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:06:59,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:06:59,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:06:59,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:06:59" (1/1) ... [2020-10-20 04:06:59,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b8a602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:06:59, skipping insertion in model container [2020-10-20 04:06:59,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:06:59" (1/1) ... [2020-10-20 04:06:59,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:06:59,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:07:00,508 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2020-10-20 04:07:01,615 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:07:01,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f37a99a 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 04:07:01,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:07:01,617 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:07:01,620 INFO L168 Benchmark]: Toolchain (without parser) took 1978.53 ms. Allocated memory was 36.2 MB in the beginning and 52.4 MB in the end (delta: 16.3 MB). Free memory was 7.1 MB in the beginning and 14.2 MB in the end (delta: -7.2 MB). Peak memory consumption was 19.3 MB. Max. memory is 14.3 GB. [2020-10-20 04:07:01,621 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 34.1 MB. Free memory was 12.5 MB in the beginning and 12.4 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-20 04:07:01,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1969.79 ms. Allocated memory was 36.2 MB in the beginning and 52.4 MB in the end (delta: 16.3 MB). Free memory was 6.2 MB in the beginning and 14.6 MB in the end (delta: -8.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 14.3 GB. [2020-10-20 04:07:01,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 34.1 MB. Free memory was 12.5 MB in the beginning and 12.4 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1969.79 ms. Allocated memory was 36.2 MB in the beginning and 52.4 MB in the end (delta: 16.3 MB). Free memory was 6.2 MB in the beginning and 14.6 MB in the end (delta: -8.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6012]: 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 04:07:03,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:07:03,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:07:03,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:07:03,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:07:03,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:07:03,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:07:03,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:07:03,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:07:03,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:07:03,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:07:03,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:07:03,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:07:03,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:07:03,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:07:03,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:07:03,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:07:03,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:07:03,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:07:03,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:07:03,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:07:03,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:07:03,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:07:03,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:07:03,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:07:03,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:07:03,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:07:03,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:07:03,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:07:03,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:07:03,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:07:03,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:07:03,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:07:03,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:07:03,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:07:03,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:07:03,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:07:03,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:07:03,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:07:03,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:07:03,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:07:03,781 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:07:03,802 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:07:03,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:07:03,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:07:03,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:07:03,803 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:07:03,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:07:03,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:07:03,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:07:03,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:07:03,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:07:03,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:07:03,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:07:03,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:07:03,805 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:07:03,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:07:03,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:07:03,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:07:03,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:07:03,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:07:03,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:07:03,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:07:03,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:07:03,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:07:03,807 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:07:03,807 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:07:03,808 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:07:03,808 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:07:03,808 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:07:03,808 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:07:03,808 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 -> 4f8432cacc389e3c4fde2d4e1a497b3b161cd403 [2020-10-20 04:07:04,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:07:04,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:07:04,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:07:04,049 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:07:04,051 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:07:04,052 INFO L432 ainManager$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--s2255--s2255drv.ko-entry_point.cil.out.i [2020-10-20 04:07:04,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af88e7211/d5263788e05e48e78b91b7ebd05f3531/FLAGd53263946 [2020-10-20 04:07:05,035 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:07:05,036 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--s2255--s2255drv.ko-entry_point.cil.out.i [2020-10-20 04:07:05,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af88e7211/d5263788e05e48e78b91b7ebd05f3531/FLAGd53263946 [2020-10-20 04:07:05,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af88e7211/d5263788e05e48e78b91b7ebd05f3531 [2020-10-20 04:07:05,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:07:05,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:07:05,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:07:05,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:07:05,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:07:05,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:07:05" (1/1) ... [2020-10-20 04:07:05,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e75011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:07:05, skipping insertion in model container [2020-10-20 04:07:05,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:07:05" (1/1) ... [2020-10-20 04:07:05,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:07:05,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:07:06,346 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2020-10-20 04:07:07,718 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:07:07,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57ea50f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:07:07, skipping insertion in model container [2020-10-20 04:07:07,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:07:07,720 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:07:07,724 INFO L168 Benchmark]: Toolchain (without parser) took 2195.31 ms. Allocated memory was 40.4 MB in the beginning and 60.3 MB in the end (delta: 19.9 MB). Free memory was 10.9 MB in the beginning and 22.4 MB in the end (delta: -11.5 MB). Peak memory consumption was 16.7 MB. Max. memory is 14.3 GB. [2020-10-20 04:07:07,725 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 29.9 MB. Free memory was 15.6 MB in the beginning and 15.6 MB in the end (delta: 41.6 kB). Peak memory consumption was 41.6 kB. Max. memory is 14.3 GB. [2020-10-20 04:07:07,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2188.05 ms. Allocated memory was 40.4 MB in the beginning and 60.3 MB in the end (delta: 19.9 MB). Free memory was 10.1 MB in the beginning and 22.7 MB in the end (delta: -12.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 14.3 GB. [2020-10-20 04:07:07,731 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 29.9 MB. Free memory was 15.6 MB in the beginning and 15.6 MB in the end (delta: 41.6 kB). Peak memory consumption was 41.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 2188.05 ms. Allocated memory was 40.4 MB in the beginning and 60.3 MB in the end (delta: 19.9 MB). Free memory was 10.1 MB in the beginning and 22.7 MB in the end (delta: -12.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6012]: 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...