./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 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_1.5.800.v20200727-1323.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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.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 44f009135e57cbcfc534fed33e81de591fabd1cc ............................................................................................................................... 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_1.5.800.v20200727-1323.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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.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 44f009135e57cbcfc534fed33e81de591fabd1cc ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 02:07:26,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:07:26,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:07:26,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:07:26,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:07:26,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:07:26,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:07:26,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:07:26,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:07:26,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:07:26,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:07:26,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:07:26,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:07:26,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:07:26,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:07:26,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:07:26,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:07:26,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:07:26,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:07:26,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:07:26,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:07:26,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:07:26,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:07:26,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:07:26,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:07:26,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:07:26,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:07:26,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:07:26,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:07:26,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:07:26,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:07:26,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:07:26,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:07:26,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:07:26,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:07:26,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:07:26,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:07:26,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:07:26,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:07:26,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:07:26,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:07:26,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 02:07:26,638 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:07:26,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:07:26,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:07:26,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:07:26,640 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:07:26,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:07:26,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 02:07:26,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:07:26,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:07:26,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:07:26,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:07:26,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:07:26,642 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:07:26,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:07:26,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:07:26,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:07:26,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:07:26,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:07:26,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:07:26,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:07:26,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:07:26,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:07:26,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 02:07:26,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 02:07:26,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:07:26,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:07:26,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:07:26,645 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-10-26 02:07:27,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:07:27,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:07:27,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:07:27,157 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:07:27,158 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:07:27,160 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-26 02:07:27,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c7f98592/9d4090bdcf1e4dbab7cb3955cd9a02d2/FLAGc23f09f9c [2020-10-26 02:07:29,046 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:07:29,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-26 02:07:29,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c7f98592/9d4090bdcf1e4dbab7cb3955cd9a02d2/FLAGc23f09f9c [2020-10-26 02:07:29,279 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c7f98592/9d4090bdcf1e4dbab7cb3955cd9a02d2 [2020-10-26 02:07:29,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:07:29,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:07:29,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:07:29,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:07:29,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:07:29,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:07:29" (1/1) ... [2020-10-26 02:07:29,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@492a9e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:07:29, skipping insertion in model container [2020-10-26 02:07:29,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:07:29" (1/1) ... [2020-10-26 02:07:29,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:07:29,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:07:30,690 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-10-26 02:07:34,210 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 02:07:34,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18d917f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:07:34, skipping insertion in model container [2020-10-26 02:07:34,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:07:34,212 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:07:34,219 INFO L168 Benchmark]: Toolchain (without parser) took 4923.10 ms. Allocated memory was 86.0 MB in the beginning and 132.1 MB in the end (delta: 46.1 MB). Free memory was 40.8 MB in the beginning and 72.6 MB in the end (delta: -31.8 MB). Peak memory consumption was 79.4 MB. Max. memory is 16.1 GB. [2020-10-26 02:07:34,220 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 39.8 MB. Free memory was 18.0 MB in the beginning and 17.9 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:07:34,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4912.97 ms. Allocated memory was 86.0 MB in the beginning and 132.1 MB in the end (delta: 46.1 MB). Free memory was 40.1 MB in the beginning and 72.6 MB in the end (delta: -32.6 MB). Peak memory consumption was 77.3 MB. Max. memory is 16.1 GB. [2020-10-26 02:07:34,228 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 39.8 MB. Free memory was 18.0 MB in the beginning and 17.9 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4912.97 ms. Allocated memory was 86.0 MB in the beginning and 132.1 MB in the end (delta: 46.1 MB). Free memory was 40.1 MB in the beginning and 72.6 MB in the end (delta: -32.6 MB). Peak memory consumption was 77.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9642]: 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 0.2.0-5485861 [2020-10-26 02:07:36,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:07:36,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:07:36,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:07:36,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:07:36,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:07:36,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:07:36,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:07:36,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:07:36,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:07:36,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:07:36,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:07:36,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:07:36,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:07:36,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:07:36,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:07:36,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:07:36,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:07:36,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:07:36,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:07:36,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:07:36,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:07:36,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:07:36,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:07:36,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:07:36,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:07:36,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:07:36,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:07:36,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:07:36,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:07:36,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:07:36,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:07:36,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:07:36,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:07:36,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:07:36,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:07:36,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:07:36,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:07:36,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:07:36,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:07:36,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:07:36,968 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-26 02:07:37,024 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:07:37,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:07:37,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:07:37,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:07:37,030 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:07:37,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:07:37,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:07:37,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:07:37,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:07:37,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:07:37,032 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 02:07:37,033 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 02:07:37,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:07:37,033 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:07:37,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:07:37,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:07:37,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:07:37,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:07:37,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:07:37,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:07:37,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:07:37,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:07:37,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:07:37,036 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 02:07:37,036 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 02:07:37,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:07:37,037 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:07:37,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:07:37,037 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-26 02:07:37,038 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-10-26 02:07:37,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:07:37,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:07:37,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:07:37,541 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:07:37,543 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:07:37,544 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-26 02:07:37,636 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e89310d7/d851943b41f545ef9b74eea209d47de6/FLAG8742106b6 [2020-10-26 02:07:39,436 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:07:39,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-26 02:07:39,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e89310d7/d851943b41f545ef9b74eea209d47de6/FLAG8742106b6 [2020-10-26 02:07:40,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e89310d7/d851943b41f545ef9b74eea209d47de6 [2020-10-26 02:07:40,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:07:40,104 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:07:40,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:07:40,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:07:40,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:07:40,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:07:40" (1/1) ... [2020-10-26 02:07:40,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10d42e1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:07:40, skipping insertion in model container [2020-10-26 02:07:40,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:07:40" (1/1) ... [2020-10-26 02:07:40,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:07:40,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:07:41,218 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-10-26 02:07:44,828 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 02:07:44,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5430cdb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:07:44, skipping insertion in model container [2020-10-26 02:07:44,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:07:44,831 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:07:44,837 INFO L168 Benchmark]: Toolchain (without parser) took 4742.64 ms. Allocated memory was 65.0 MB in the beginning and 111.1 MB in the end (delta: 46.1 MB). Free memory was 25.3 MB in the beginning and 41.2 MB in the end (delta: -15.8 MB). Peak memory consumption was 61.3 MB. Max. memory is 16.1 GB. [2020-10-26 02:07:44,840 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 44.0 MB. Free memory was 29.1 MB in the beginning and 29.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:07:44,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4717.38 ms. Allocated memory was 65.0 MB in the beginning and 111.1 MB in the end (delta: 46.1 MB). Free memory was 24.6 MB in the beginning and 41.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 61.3 MB. Max. memory is 16.1 GB. [2020-10-26 02:07:44,847 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 44.0 MB. Free memory was 29.1 MB in the beginning and 29.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4717.38 ms. Allocated memory was 65.0 MB in the beginning and 111.1 MB in the end (delta: 46.1 MB). Free memory was 24.6 MB in the beginning and 41.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 61.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9642]: 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...