./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.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 89b9095661030eae5a4898e0dd0180b424a858e3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.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 89b9095661030eae5a4898e0dd0180b424a858e3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:11:54,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:11:54,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:11:54,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:11:54,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:11:54,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:11:54,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:11:54,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:11:54,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:11:54,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:11:54,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:11:54,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:11:54,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:11:54,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:11:54,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:11:54,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:11:54,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:11:54,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:11:54,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:11:54,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:11:54,704 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:11:54,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:11:54,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:11:54,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:11:54,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:11:54,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:11:54,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:11:54,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:11:54,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:11:54,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:11:54,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:11:54,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:11:54,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:11:54,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:11:54,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:11:54,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:11:54,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:11:54,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:11:54,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:11:54,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:11:54,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:11:54,770 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 11:11:54,810 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:11:54,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:11:54,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:11:54,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:11:54,818 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:11:54,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:11:54,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:11:54,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:11:54,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:11:54,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:11:54,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:11:54,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:11:54,823 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:11:54,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:11:54,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:11:54,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:11:54,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:11:54,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:11:54,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:11:54,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:11:54,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:11:54,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:11:54,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:11:54,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:11:54,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:11:54,832 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:11:54,832 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 -> 89b9095661030eae5a4898e0dd0180b424a858e3 [2019-11-27 11:11:55,422 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:11:55,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:11:55,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:11:55,468 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:11:55,469 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:11:55,472 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-27 11:11:55,661 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/865f2e523/6d46282d13d64adc8785ddc169b79186/FLAG92f89e36f [2019-11-27 11:11:58,022 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:11:58,031 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-27 11:11:58,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/865f2e523/6d46282d13d64adc8785ddc169b79186/FLAG92f89e36f [2019-11-27 11:11:58,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/865f2e523/6d46282d13d64adc8785ddc169b79186 [2019-11-27 11:11:58,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:11:58,297 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:11:58,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:11:58,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:11:58,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:11:58,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:11:58" (1/1) ... [2019-11-27 11:11:58,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0a8cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:58, skipping insertion in model container [2019-11-27 11:11:58,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:11:58" (1/1) ... [2019-11-27 11:11:58,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:11:58,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:12:07,575 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 11:12:07,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a090006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:07, skipping insertion in model container [2019-11-27 11:12:07,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:07,579 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 11:12:07,590 INFO L168 Benchmark]: Toolchain (without parser) took 9291.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 858.9 MB in the end (delta: 78.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:07,591 INFO L168 Benchmark]: CDTParser took 1.38 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 11:12:07,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9276.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 858.9 MB in the end (delta: 78.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:07,600 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 9276.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 858.9 MB in the end (delta: 78.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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 11:12:11,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:12:11,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:12:11,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:12:11,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:12:11,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:12:11,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:12:11,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:12:11,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:12:11,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:12:11,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:12:11,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:12:11,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:12:11,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:12:11,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:12:11,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:12:11,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:12:11,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:12:11,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:12:11,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:12:11,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:12:11,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:12:11,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:12:11,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:12:12,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:12:12,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:12:12,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:12:12,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:12:12,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:12:12,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:12:12,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:12:12,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:12:12,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:12:12,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:12:12,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:12:12,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:12:12,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:12:12,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:12:12,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:12:12,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:12:12,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:12:12,032 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 11:12:12,073 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:12:12,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:12:12,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:12:12,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:12:12,083 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:12:12,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:12:12,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:12:12,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:12:12,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:12:12,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:12:12,089 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:12:12,089 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:12:12,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:12:12,090 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:12:12,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:12:12,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:12:12,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:12:12,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:12:12,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:12:12,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:12:12,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:12:12,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:12:12,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:12:12,095 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:12:12,096 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:12:12,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:12:12,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:12:12,098 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 11:12:12,099 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 -> 89b9095661030eae5a4898e0dd0180b424a858e3 [2019-11-27 11:12:12,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:12:12,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:12:12,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:12:12,789 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:12:12,789 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:12:12,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-27 11:12:12,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e36bbd1b7/59a1633f8ec040b5bea6ed674dcc26cc/FLAG78cce3113 [2019-11-27 11:12:15,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:12:15,136 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2019-11-27 11:12:15,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e36bbd1b7/59a1633f8ec040b5bea6ed674dcc26cc/FLAG78cce3113 [2019-11-27 11:12:15,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e36bbd1b7/59a1633f8ec040b5bea6ed674dcc26cc [2019-11-27 11:12:15,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:12:15,331 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:12:15,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:15,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:12:15,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:12:15,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:12:15" (1/1) ... [2019-11-27 11:12:15,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222b6cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:15, skipping insertion in model container [2019-11-27 11:12:15,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:12:15" (1/1) ... [2019-11-27 11:12:15,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:12:15,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:12:23,675 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 11:12:23,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e6be420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:23, skipping insertion in model container [2019-11-27 11:12:23,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:23,681 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 11:12:23,688 INFO L168 Benchmark]: Toolchain (without parser) took 8355.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 844.4 MB in the end (delta: 94.3 MB). Peak memory consumption was 94.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:23,690 INFO L168 Benchmark]: CDTParser took 2.87 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 11:12:23,694 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8344.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 844.4 MB in the end (delta: 94.3 MB). Peak memory consumption was 94.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:23,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.87 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 8344.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 844.4 MB in the end (delta: 94.3 MB). Peak memory consumption was 94.3 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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...