./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 da95e156 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 0.1.24-da95e15 [2019-11-27 10:40:13,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:40:13,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:40:13,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:40:13,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:40:13,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:40:13,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:40:13,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:40:13,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:40:13,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:40:13,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:40:13,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:40:13,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:40:13,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:40:13,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:40:13,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:40:13,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:40:13,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:40:13,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:40:13,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:40:13,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:40:13,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:40:13,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:40:13,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:40:13,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:40:13,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:40:13,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:40:13,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:40:13,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:40:13,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:40:13,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:40:13,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:40:13,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:40:13,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:40:13,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:40:13,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:40:13,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:40:13,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:40:13,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:40:13,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:40:13,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:40:13,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:40:13,651 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:40:13,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:40:13,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:40:13,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:40:13,659 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:40:13,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:40:13,659 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:40:13,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:40:13,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:40:13,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:40:13,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:40:13,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:40:13,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:40:13,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:40:13,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:40:13,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:40:13,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:40:13,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:40:13,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:40:13,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:40:13,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:40:13,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:40:13,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:40:13,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:40:13,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:40:13,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:40:13,667 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 [2019-11-27 10:40:14,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:40:14,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:40:14,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:40:14,167 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:40:14,169 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:40:14,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-11-27 10:40:14,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/815e6647c/4b2b73cb2f784f47b3e411b9ecb0f90e/FLAG396464992 [2019-11-27 10:40:15,476 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:40:15,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-11-27 10:40:15,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/815e6647c/4b2b73cb2f784f47b3e411b9ecb0f90e/FLAG396464992 [2019-11-27 10:40:15,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/815e6647c/4b2b73cb2f784f47b3e411b9ecb0f90e [2019-11-27 10:40:15,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:40:15,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:40:15,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:40:15,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:40:15,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:40:15,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:15" (1/1) ... [2019-11-27 10:40:15,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18499849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:15, skipping insertion in model container [2019-11-27 10:40:15,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:15" (1/1) ... [2019-11-27 10:40:15,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:40:16,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:40:16,951 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2019-11-27 10:40:18,427 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 10:40:18,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58f4eede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:18, skipping insertion in model container [2019-11-27 10:40:18,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:40:18,432 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 10:40:18,439 INFO L168 Benchmark]: Toolchain (without parser) took 2612.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 941.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:40:18,440 INFO L168 Benchmark]: CDTParser took 1.93 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:40:18,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2603.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 941.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:40:18,447 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.93 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2603.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 941.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 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 0.1.24-da95e15 [2019-11-27 10:40:21,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:40:21,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:40:21,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:40:21,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:40:21,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:40:21,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:40:21,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:40:21,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:40:21,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:40:21,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:40:21,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:40:21,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:40:21,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:40:21,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:40:21,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:40:21,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:40:21,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:40:21,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:40:21,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:40:21,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:40:21,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:40:21,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:40:21,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:40:21,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:40:21,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:40:21,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:40:21,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:40:21,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:40:21,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:40:21,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:40:21,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:40:21,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:40:21,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:40:21,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:40:21,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:40:21,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:40:21,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:40:21,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:40:21,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:40:21,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:40:21,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:40:21,352 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:40:21,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:40:21,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:40:21,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:40:21,357 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:40:21,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:40:21,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:40:21,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:40:21,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:40:21,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:40:21,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:40:21,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:40:21,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:40:21,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:40:21,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:40:21,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:40:21,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:40:21,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:40:21,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:40:21,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:40:21,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:40:21,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:40:21,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:40:21,366 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:40:21,367 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:40:21,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:40:21,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:40:21,367 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:40:21,369 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 [2019-11-27 10:40:21,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:40:21,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:40:21,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:40:21,896 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:40:21,898 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:40:21,899 INFO L428 ainManager$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 [2019-11-27 10:40:22,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/302c5059a/81c6a0394c4445b5a96181e152ba00aa/FLAG82deab509 [2019-11-27 10:40:23,290 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:40:23,296 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 [2019-11-27 10:40:23,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/302c5059a/81c6a0394c4445b5a96181e152ba00aa/FLAG82deab509 [2019-11-27 10:40:23,540 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/302c5059a/81c6a0394c4445b5a96181e152ba00aa [2019-11-27 10:40:23,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:40:23,549 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:40:23,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:40:23,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:40:23,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:40:23,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:23" (1/1) ... [2019-11-27 10:40:23,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ac5b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:23, skipping insertion in model container [2019-11-27 10:40:23,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:23" (1/1) ... [2019-11-27 10:40:23,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:40:23,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:40:24,636 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2019-11-27 10:40:26,221 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 10:40:26,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22fcdff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:26, skipping insertion in model container [2019-11-27 10:40:26,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:40:26,224 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 10:40:26,231 INFO L168 Benchmark]: Toolchain (without parser) took 2678.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 934.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:40:26,233 INFO L168 Benchmark]: CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:40:26,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2667.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 934.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:40:26,240 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2667.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 934.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 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...