./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--v4l2-core--videodev.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--v4l2-core--videodev.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 c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 .......................................................................................................................... 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--v4l2-core--videodev.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 c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 ............................................................................................................................ 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 04:37:03,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:37:03,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:37:03,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:37:03,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:37:03,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:37:03,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:37:03,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:37:03,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:37:03,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:37:03,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:37:03,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:37:03,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:37:03,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:37:03,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:37:03,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:37:03,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:37:03,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:37:03,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:37:03,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:37:03,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:37:03,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:37:03,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:37:03,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:37:03,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:37:03,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:37:03,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:37:03,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:37:03,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:37:03,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:37:03,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:37:03,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:37:03,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:37:03,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:37:03,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:37:03,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:37:03,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:37:03,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:37:03,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:37:03,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:37:03,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:37:03,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:37:03,662 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:37:03,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:37:03,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:37:03,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:37:03,667 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:37:03,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:37:03,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:37:03,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:37:03,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:37:03,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:37:03,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:37:03,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:37:03,669 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:37:03,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:37:03,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:37:03,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:37:03,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:37:03,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:37:03,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:37:03,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:37:03,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:37:03,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:37:03,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:37:03,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:37:03,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:37:03,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:37:03,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:37:03,674 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 -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-10-20 04:37:03,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:37:03,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:37:03,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:37:03,922 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:37:03,923 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:37:03,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-10-20 04:37:03,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5350b7b46/9685519a013f4aa89f8499f25cc00737/FLAG52d5a655e [2020-10-20 04:37:05,242 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:37:05,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-10-20 04:37:05,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5350b7b46/9685519a013f4aa89f8499f25cc00737/FLAG52d5a655e [2020-10-20 04:37:05,853 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5350b7b46/9685519a013f4aa89f8499f25cc00737 [2020-10-20 04:37:05,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:37:06,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:37:06,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:37:06,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:37:06,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:37:06,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:37:05" (1/1) ... [2020-10-20 04:37:06,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f28939b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:37:06, skipping insertion in model container [2020-10-20 04:37:06,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:37:05" (1/1) ... [2020-10-20 04:37:06,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:37:06,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:37:07,100 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-10-20 04:37:10,384 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:37:10,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4514355e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:37:10, skipping insertion in model container [2020-10-20 04:37:10,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:37:10,386 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:37:10,390 INFO L168 Benchmark]: Toolchain (without parser) took 4336.07 ms. Allocated memory was 64.5 MB in the beginning and 78.6 MB in the end (delta: 14.2 MB). Free memory was 36.4 MB in the beginning and 12.0 MB in the end (delta: 24.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 14.3 GB. [2020-10-20 04:37:10,394 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 33.6 MB. Free memory was 8.6 MB in the beginning and 8.6 MB in the end (delta: 43.5 kB). Peak memory consumption was 43.5 kB. Max. memory is 14.3 GB. [2020-10-20 04:37:10,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4321.14 ms. Allocated memory was 64.5 MB in the beginning and 78.6 MB in the end (delta: 14.2 MB). Free memory was 35.7 MB in the beginning and 12.0 MB in the end (delta: 23.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 14.3 GB. [2020-10-20 04:37:10,404 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 33.6 MB. Free memory was 8.6 MB in the beginning and 8.6 MB in the end (delta: 43.5 kB). Peak memory consumption was 43.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4321.14 ms. Allocated memory was 64.5 MB in the beginning and 78.6 MB in the end (delta: 14.2 MB). Free memory was 35.7 MB in the beginning and 12.0 MB in the end (delta: 23.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: 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 04:37:12,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:37:12,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:37:12,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:37:12,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:37:12,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:37:12,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:37:12,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:37:12,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:37:12,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:37:12,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:37:12,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:37:12,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:37:12,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:37:12,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:37:12,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:37:12,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:37:12,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:37:12,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:37:12,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:37:12,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:37:12,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:37:12,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:37:12,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:37:12,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:37:12,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:37:12,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:37:12,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:37:12,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:37:12,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:37:12,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:37:12,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:37:12,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:37:12,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:37:12,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:37:12,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:37:12,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:37:12,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:37:12,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:37:12,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:37:12,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:37:12,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:37:12,510 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:37:12,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:37:12,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:37:12,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:37:12,512 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:37:12,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:37:12,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:37:12,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:37:12,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:37:12,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:37:12,514 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:37:12,515 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:37:12,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:37:12,515 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:37:12,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:37:12,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:37:12,516 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:37:12,516 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:37:12,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:37:12,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:37:12,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:37:12,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:37:12,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:37:12,518 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:37:12,518 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:37:12,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:37:12,519 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:37:12,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:37:12,519 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:37:12,519 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 -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-10-20 04:37:12,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:37:12,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:37:12,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:37:12,796 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:37:12,797 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:37:12,797 INFO L432 ainManager$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--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-10-20 04:37:12,857 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42033519/210d1a70cb6f44bd9401b00456e7f8d4/FLAG8c221dc37 [2020-10-20 04:37:14,334 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:37:14,335 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--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-10-20 04:37:14,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42033519/210d1a70cb6f44bd9401b00456e7f8d4/FLAG8c221dc37 [2020-10-20 04:37:14,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42033519/210d1a70cb6f44bd9401b00456e7f8d4 [2020-10-20 04:37:14,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:37:14,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:37:14,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:37:14,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:37:14,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:37:14,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:37:14" (1/1) ... [2020-10-20 04:37:14,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@223921b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:37:14, skipping insertion in model container [2020-10-20 04:37:14,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:37:14" (1/1) ... [2020-10-20 04:37:14,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:37:15,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:37:16,080 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-10-20 04:37:19,433 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:37:19,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35a24ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:37:19, skipping insertion in model container [2020-10-20 04:37:19,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:37:19,434 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:37:19,438 INFO L168 Benchmark]: Toolchain (without parser) took 4648.86 ms. Allocated memory was 55.6 MB in the beginning and 91.8 MB in the end (delta: 36.2 MB). Free memory was 23.9 MB in the beginning and 36.7 MB in the end (delta: -12.8 MB). Peak memory consumption was 44.3 MB. Max. memory is 14.3 GB. [2020-10-20 04:37:19,439 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 30.9 MB. Free memory was 17.1 MB in the beginning and 17.1 MB in the end (delta: 31.2 kB). Peak memory consumption was 31.2 kB. Max. memory is 14.3 GB. [2020-10-20 04:37:19,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4639.88 ms. Allocated memory was 55.6 MB in the beginning and 91.8 MB in the end (delta: 36.2 MB). Free memory was 23.0 MB in the beginning and 36.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 43.4 MB. Max. memory is 14.3 GB. [2020-10-20 04:37:19,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 30.9 MB. Free memory was 17.1 MB in the beginning and 17.1 MB in the end (delta: 31.2 kB). Peak memory consumption was 31.2 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4639.88 ms. Allocated memory was 55.6 MB in the beginning and 91.8 MB in the end (delta: 36.2 MB). Free memory was 23.0 MB in the beginning and 36.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 43.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: 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...