./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-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a7ac35952023502a32796c64c36ef5572d7972b .......................................................................................................................... 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-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a7ac35952023502a32796c64c36ef5572d7972b ............................................................................................................................ 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 04:46:08,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:46:08,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:46:08,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:46:08,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:46:08,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:46:08,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:46:08,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:46:08,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:46:08,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:46:08,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:46:08,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:46:08,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:46:08,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:46:08,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:46:08,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:46:08,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:46:08,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:46:08,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:46:08,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:46:08,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:46:08,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:46:08,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:46:08,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:46:08,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:46:09,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:46:09,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:46:09,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:46:09,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:46:09,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:46:09,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:46:09,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:46:09,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:46:09,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:46:09,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:46:09,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:46:09,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:46:09,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:46:09,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:46:09,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:46:09,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:46:09,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:46:09,070 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:46:09,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:46:09,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:46:09,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:46:09,072 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:46:09,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:46:09,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:46:09,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:46:09,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:46:09,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:46:09,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:46:09,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:46:09,075 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:46:09,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:46:09,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:46:09,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:46:09,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:46:09,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:46:09,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:46:09,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:46:09,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:46:09,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:46:09,079 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:46:09,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:46:09,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:46:09,080 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:46:09,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:46:09,080 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 -> 4a7ac35952023502a32796c64c36ef5572d7972b [2020-10-20 04:46:09,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:46:09,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:46:09,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:46:09,334 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:46:09,335 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:46:09,336 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-20 04:46:09,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42920ceb7/ae7a6e2ce83b447a8441a4ef573068d1/FLAGa9f4ff2fa [2020-10-20 04:46:10,685 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:46:10,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-20 04:46:10,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42920ceb7/ae7a6e2ce83b447a8441a4ef573068d1/FLAGa9f4ff2fa [2020-10-20 04:46:10,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42920ceb7/ae7a6e2ce83b447a8441a4ef573068d1 [2020-10-20 04:46:10,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:46:10,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:46:10,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:46:10,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:46:10,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:46:10,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:46:10" (1/1) ... [2020-10-20 04:46:10,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@580a859e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:46:10, skipping insertion in model container [2020-10-20 04:46:10,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:46:10" (1/1) ... [2020-10-20 04:46:10,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:46:11,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:46:11,968 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-10-20 04:46:14,572 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:46:14,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ee273b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:46:14, skipping insertion in model container [2020-10-20 04:46:14,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:46:14,574 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:46:14,577 INFO L168 Benchmark]: Toolchain (without parser) took 3690.06 ms. Allocated memory was 48.8 MB in the beginning and 84.9 MB in the end (delta: 36.2 MB). Free memory was 8.8 MB in the beginning and 21.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 30.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:46:14,579 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 34.6 MB. Free memory is still 10.8 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 04:46:14,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3681.35 ms. Allocated memory was 48.8 MB in the beginning and 84.9 MB in the end (delta: 36.2 MB). Free memory was 7.7 MB in the beginning and 21.2 MB in the end (delta: -13.5 MB). Peak memory consumption was 29.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:46:14,582 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 34.6 MB. Free memory is still 10.8 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 3681.35 ms. Allocated memory was 48.8 MB in the beginning and 84.9 MB in the end (delta: 36.2 MB). Free memory was 7.7 MB in the beginning and 21.2 MB in the end (delta: -13.5 MB). Peak memory consumption was 29.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9602]: 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 04:46:16,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:46:16,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:46:16,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:46:16,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:46:16,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:46:16,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:46:16,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:46:16,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:46:16,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:46:16,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:46:16,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:46:16,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:46:16,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:46:16,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:46:16,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:46:16,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:46:16,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:46:16,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:46:16,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:46:16,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:46:16,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:46:16,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:46:16,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:46:16,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:46:16,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:46:16,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:46:16,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:46:16,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:46:16,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:46:16,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:46:16,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:46:16,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:46:16,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:46:16,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:46:16,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:46:16,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:46:16,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:46:16,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:46:16,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:46:16,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:46:16,649 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:46:16,695 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:46:16,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:46:16,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:46:16,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:46:16,697 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:46:16,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:46:16,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:46:16,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:46:16,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:46:16,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:46:16,700 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:46:16,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:46:16,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:46:16,701 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:46:16,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:46:16,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:46:16,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:46:16,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:46:16,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:46:16,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:46:16,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:46:16,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:46:16,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:46:16,703 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:46:16,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:46:16,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:46:16,704 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:46:16,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:46:16,705 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:46:16,705 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 -> 4a7ac35952023502a32796c64c36ef5572d7972b [2020-10-20 04:46:16,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:46:16,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:46:16,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:46:16,930 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:46:16,930 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:46:16,931 INFO L432 ainManager$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-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-20 04:46:16,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98fe19d13/4a97ac36988a44f699f9ebf20cf79ad7/FLAGf87c666c2 [2020-10-20 04:46:18,521 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:46:18,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-20 04:46:18,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98fe19d13/4a97ac36988a44f699f9ebf20cf79ad7/FLAGf87c666c2 [2020-10-20 04:46:18,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98fe19d13/4a97ac36988a44f699f9ebf20cf79ad7 [2020-10-20 04:46:18,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:46:18,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:46:18,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:46:18,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:46:18,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:46:18,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:46:18" (1/1) ... [2020-10-20 04:46:18,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7880f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:46:18, skipping insertion in model container [2020-10-20 04:46:18,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:46:18" (1/1) ... [2020-10-20 04:46:18,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:46:19,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:46:19,901 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-10-20 04:46:23,113 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:46:23,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f35aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:46:23, skipping insertion in model container [2020-10-20 04:46:23,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:46:23,115 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:46:23,118 INFO L168 Benchmark]: Toolchain (without parser) took 4175.91 ms. Allocated memory was 62.4 MB in the beginning and 90.7 MB in the end (delta: 28.3 MB). Free memory was 31.0 MB in the beginning and 31.2 MB in the end (delta: -244.0 kB). Peak memory consumption was 43.9 MB. Max. memory is 14.3 GB. [2020-10-20 04:46:23,119 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 35.1 MB. Free memory was 14.2 MB in the beginning and 14.2 MB in the end (delta: 47.3 kB). Peak memory consumption was 47.3 kB. Max. memory is 14.3 GB. [2020-10-20 04:46:23,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4168.59 ms. Allocated memory was 62.4 MB in the beginning and 90.7 MB in the end (delta: 28.3 MB). Free memory was 30.1 MB in the beginning and 31.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 43.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:46:23,123 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 35.1 MB. Free memory was 14.2 MB in the beginning and 14.2 MB in the end (delta: 47.3 kB). Peak memory consumption was 47.3 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4168.59 ms. Allocated memory was 62.4 MB in the beginning and 90.7 MB in the end (delta: 28.3 MB). Free memory was 30.1 MB in the beginning and 31.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 43.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9602]: 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...