./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--stkwebcam--stkwebcam.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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--stkwebcam--stkwebcam.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aea928adcba532fa5d24426a791aa6d5ac47f354 .......................................................................................................................... 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 -Xmx12G -Xms1G -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--stkwebcam--stkwebcam.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aea928adcba532fa5d24426a791aa6d5ac47f354 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 19:10:14,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:10:14,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:10:14,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:10:14,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:10:14,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:10:14,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:10:14,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:10:14,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:10:14,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:10:14,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:10:14,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:10:14,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:10:14,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:10:14,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:10:14,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:10:14,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:10:14,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:10:14,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:10:14,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:10:14,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:10:14,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:10:14,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:10:14,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:10:14,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:10:14,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:10:14,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:10:14,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:10:14,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:10:14,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:10:14,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:10:14,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:10:14,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:10:14,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:10:14,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:10:14,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:10:14,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:10:14,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:10:14,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:10:14,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:10:14,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:10:14,092 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:10:14,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:10:14,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:10:14,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:10:14,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:10:14,133 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:10:14,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:10:14,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:10:14,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:10:14,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:10:14,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:10:14,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:10:14,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:10:14,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:10:14,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:10:14,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:10:14,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:10:14,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:10:14,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:10:14,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:10:14,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:10:14,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:10:14,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:10:14,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:10:14,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:10:14,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:10:14,141 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:10:14,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:10:14,142 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(__VERIFIER_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 -> aea928adcba532fa5d24426a791aa6d5ac47f354 [2019-11-28 19:10:14,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:10:14,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:10:14,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:10:14,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:10:14,519 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:10:14,519 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-11-28 19:10:14,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac272c6e5/1931c0c9ee924c6e83ce71ad39d012ff/FLAGe4e057a97 [2019-11-28 19:10:15,386 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:10:15,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-11-28 19:10:15,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac272c6e5/1931c0c9ee924c6e83ce71ad39d012ff/FLAGe4e057a97 [2019-11-28 19:10:15,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac272c6e5/1931c0c9ee924c6e83ce71ad39d012ff [2019-11-28 19:10:15,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:10:15,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:10:15,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:10:15,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:10:15,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:10:15,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:10:15" (1/1) ... [2019-11-28 19:10:15,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@746adb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:10:15, skipping insertion in model container [2019-11-28 19:10:15,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:10:15" (1/1) ... [2019-11-28 19:10:15,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:10:16,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:10:16,615 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2019-11-28 19:10:17,519 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:10:17,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f07d694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:10:17, skipping insertion in model container [2019-11-28 19:10:17,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:10:17,521 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:10:17,525 INFO L168 Benchmark]: Toolchain (without parser) took 1620.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 950.7 MB in the beginning and 1.1 GB in the end (delta: -137.2 MB). Peak memory consumption was 54.3 MB. Max. memory is 11.5 GB. [2019-11-28 19:10:17,525 INFO L168 Benchmark]: CDTParser took 1.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:10:17,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1616.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 950.7 MB in the beginning and 1.1 GB in the end (delta: -137.2 MB). Peak memory consumption was 54.3 MB. Max. memory is 11.5 GB. [2019-11-28 19:10:17,529 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1616.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 950.7 MB in the beginning and 1.1 GB in the end (delta: -137.2 MB). Peak memory consumption was 54.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6436]: 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-f470102 [2019-11-28 19:10:19,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:10:19,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:10:19,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:10:19,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:10:19,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:10:19,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:10:19,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:10:19,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:10:19,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:10:19,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:10:19,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:10:19,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:10:19,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:10:19,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:10:19,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:10:19,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:10:19,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:10:19,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:10:19,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:10:19,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:10:19,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:10:19,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:10:19,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:10:19,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:10:19,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:10:19,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:10:19,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:10:19,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:10:19,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:10:19,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:10:19,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:10:19,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:10:19,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:10:19,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:10:19,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:10:19,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:10:19,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:10:19,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:10:19,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:10:19,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:10:19,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 19:10:19,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:10:19,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:10:19,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:10:19,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:10:19,271 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:10:19,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:10:19,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:10:19,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:10:19,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:10:19,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:10:19,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 19:10:19,274 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 19:10:19,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:10:19,275 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:10:19,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:10:19,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:10:19,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:10:19,276 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:10:19,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:10:19,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:10:19,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:10:19,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:10:19,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:10:19,277 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 19:10:19,278 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 19:10:19,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:10:19,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:10:19,279 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:10:19,279 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 19:10:19,279 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(__VERIFIER_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 -> aea928adcba532fa5d24426a791aa6d5ac47f354 [2019-11-28 19:10:19,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:10:19,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:10:19,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:10:19,615 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:10:19,615 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:10:19,616 INFO L428 ainManager$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--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-11-28 19:10:19,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c25a8873/05f3b424523748a38fde6f289d9f8b17/FLAG156a02774 [2019-11-28 19:10:20,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:10:20,487 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--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-11-28 19:10:20,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c25a8873/05f3b424523748a38fde6f289d9f8b17/FLAG156a02774 [2019-11-28 19:10:21,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c25a8873/05f3b424523748a38fde6f289d9f8b17 [2019-11-28 19:10:21,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:10:21,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:10:21,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:10:21,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:10:21,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:10:21,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:10:21" (1/1) ... [2019-11-28 19:10:21,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63d8dfef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:10:21, skipping insertion in model container [2019-11-28 19:10:21,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:10:21" (1/1) ... [2019-11-28 19:10:21,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:10:21,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:10:21,945 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2019-11-28 19:10:23,343 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:10:23,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@618cb678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:10:23, skipping insertion in model container [2019-11-28 19:10:23,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:10:23,345 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:10:23,347 INFO L168 Benchmark]: Toolchain (without parser) took 2326.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 942.8 MB in the beginning and 1.1 GB in the end (delta: -148.6 MB). Peak memory consumption was 56.1 MB. Max. memory is 11.5 GB. [2019-11-28 19:10:23,348 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:10:23,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2323.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 942.8 MB in the beginning and 1.1 GB in the end (delta: -148.6 MB). Peak memory consumption was 56.1 MB. Max. memory is 11.5 GB. [2019-11-28 19:10:23,351 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2323.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 942.8 MB in the beginning and 1.1 GB in the end (delta: -148.6 MB). Peak memory consumption was 56.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6436]: 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...