./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 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-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_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-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 0.1.25-9a8b2e8 [2020-10-20 04:36:41,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:36:41,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:36:41,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:36:41,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:36:41,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:36:41,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:36:41,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:36:41,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:36:41,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:36:41,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:36:41,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:36:41,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:36:41,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:36:41,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:36:41,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:36:41,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:36:41,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:36:41,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:36:41,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:36:41,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:36:41,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:36:41,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:36:41,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:36:41,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:36:41,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:36:41,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:36:41,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:36:41,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:36:41,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:36:41,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:36:41,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:36:41,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:36:41,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:36:41,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:36:41,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:36:41,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:36:41,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:36:41,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:36:41,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:36:41,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:36:41,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:36:41,182 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:36:41,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:36:41,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:36:41,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:36:41,184 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:36:41,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:36:41,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:36:41,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:36:41,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:36:41,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:36:41,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:36:41,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:36:41,186 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:36:41,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:36:41,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:36:41,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:36:41,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:36:41,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:36:41,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:36:41,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:36:41,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:36:41,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:36:41,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:36:41,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:36:41,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:36:41,190 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:36:41,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:36:41,190 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 -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-10-20 04:36:41,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:36:41,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:36:41,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:36:41,416 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:36:41,417 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:36:41,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-20 04:36:41,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac22b24fc/84a83de19c104fab9e5648a181d562d4/FLAG535826428 [2020-10-20 04:36:42,894 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:36:42,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-20 04:36:43,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac22b24fc/84a83de19c104fab9e5648a181d562d4/FLAG535826428 [2020-10-20 04:36:43,272 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac22b24fc/84a83de19c104fab9e5648a181d562d4 [2020-10-20 04:36:43,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:36:43,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:36:43,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:36:43,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:36:43,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:36:43,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:36:43" (1/1) ... [2020-10-20 04:36:43,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d5b20d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:36:43, skipping insertion in model container [2020-10-20 04:36:43,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:36:43" (1/1) ... [2020-10-20 04:36:43,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:36:43,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:36:44,509 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-10-20 04:36:47,709 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:36:47,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3cf56821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:36:47, skipping insertion in model container [2020-10-20 04:36:47,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:36:47,711 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:36:47,714 INFO L168 Benchmark]: Toolchain (without parser) took 4431.92 ms. Allocated memory was 53.0 MB in the beginning and 87.6 MB in the end (delta: 34.6 MB). Free memory was 17.9 MB in the beginning and 22.0 MB in the end (delta: -4.1 MB). Peak memory consumption was 38.4 MB. Max. memory is 14.3 GB. [2020-10-20 04:36:47,715 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 36.7 MB. Free memory was 16.0 MB in the beginning and 16.0 MB in the end (delta: 49.0 kB). Peak memory consumption was 49.0 kB. Max. memory is 14.3 GB. [2020-10-20 04:36:47,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4419.24 ms. Allocated memory was 53.0 MB in the beginning and 87.6 MB in the end (delta: 34.6 MB). Free memory was 17.2 MB in the beginning and 22.0 MB in the end (delta: -4.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 14.3 GB. [2020-10-20 04:36:47,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 36.7 MB. Free memory was 16.0 MB in the beginning and 16.0 MB in the end (delta: 49.0 kB). Peak memory consumption was 49.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4419.24 ms. Allocated memory was 53.0 MB in the beginning and 87.6 MB in the end (delta: 34.6 MB). Free memory was 17.2 MB in the beginning and 22.0 MB in the end (delta: -4.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 04:36:49,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:36:49,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:36:49,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:36:49,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:36:49,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:36:49,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:36:49,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:36:49,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:36:49,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:36:49,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:36:49,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:36:49,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:36:49,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:36:49,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:36:49,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:36:49,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:36:49,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:36:49,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:36:49,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:36:49,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:36:49,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:36:49,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:36:49,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:36:49,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:36:49,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:36:49,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:36:49,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:36:49,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:36:49,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:36:49,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:36:49,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:36:49,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:36:49,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:36:49,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:36:49,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:36:49,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:36:49,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:36:49,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:36:49,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:36:49,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:36:49,898 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:36:49,939 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:36:49,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:36:49,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:36:49,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:36:49,943 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:36:49,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:36:49,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:36:49,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:36:49,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:36:49,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:36:49,945 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:36:49,945 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:36:49,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:36:49,946 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:36:49,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:36:49,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:36:49,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:36:49,948 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:36:49,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:36:49,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:36:49,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:36:49,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:36:49,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:36:49,950 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:36:49,950 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:36:49,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:36:49,951 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:36:49,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:36:49,951 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:36:49,951 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 -> 44f009135e57cbcfc534fed33e81de591fabd1cc [2020-10-20 04:36:50,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:36:50,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:36:50,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:36:50,195 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:36:50,196 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:36:50,197 INFO L432 ainManager$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 [2020-10-20 04:36:50,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141f60d4b/64d17234162d4cb59e10e23313fe61d0/FLAG683c37494 [2020-10-20 04:36:51,757 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:36:51,758 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 [2020-10-20 04:36:51,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141f60d4b/64d17234162d4cb59e10e23313fe61d0/FLAG683c37494 [2020-10-20 04:36:52,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141f60d4b/64d17234162d4cb59e10e23313fe61d0 [2020-10-20 04:36:52,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:36:52,121 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:36:52,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:36:52,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:36:52,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:36:52,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:36:52" (1/1) ... [2020-10-20 04:36:52,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dd5e5e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:36:52, skipping insertion in model container [2020-10-20 04:36:52,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:36:52" (1/1) ... [2020-10-20 04:36:52,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:36:52,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:36:53,306 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-10-20 04:36:56,218 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:36:56,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73a9d014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:36:56, skipping insertion in model container [2020-10-20 04:36:56,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:36:56,220 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:36:56,223 INFO L168 Benchmark]: Toolchain (without parser) took 4105.63 ms. Allocated memory was 63.4 MB in the beginning and 97.0 MB in the end (delta: 33.6 MB). Free memory was 30.1 MB in the beginning and 36.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 43.4 MB. Max. memory is 14.3 GB. [2020-10-20 04:36:56,224 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 34.6 MB. Free memory was 14.7 MB in the beginning and 14.7 MB in the end (delta: 52.3 kB). Peak memory consumption was 52.3 kB. Max. memory is 14.3 GB. [2020-10-20 04:36:56,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4096.98 ms. Allocated memory was 63.4 MB in the beginning and 97.0 MB in the end (delta: 33.6 MB). Free memory was 29.3 MB in the beginning and 36.8 MB in the end (delta: -7.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 14.3 GB. [2020-10-20 04:36:56,229 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 34.6 MB. Free memory was 14.7 MB in the beginning and 14.7 MB in the end (delta: 52.3 kB). Peak memory consumption was 52.3 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4096.98 ms. Allocated memory was 63.4 MB in the beginning and 97.0 MB in the end (delta: 33.6 MB). Free memory was 29.3 MB in the beginning and 36.8 MB in the end (delta: -7.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 14.3 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...