./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-bt8xx-bttv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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-bt8xx-bttv.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 510064850524a2d434501bc7400b4a31264be59c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-bt8xx-bttv.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 510064850524a2d434501bc7400b4a31264be59c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:34:22,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:34:22,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:34:22,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:34:22,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:34:22,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:34:22,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:34:22,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:34:22,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:34:22,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:34:22,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:34:22,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:34:22,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:34:22,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:34:22,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:34:22,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:34:22,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:34:22,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:34:22,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:34:22,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:34:22,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:34:22,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:34:22,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:34:22,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:34:22,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:34:22,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:34:22,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:34:22,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:34:22,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:34:22,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:34:22,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:34:22,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:34:22,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:34:22,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:34:22,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:34:22,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:34:22,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:34:22,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:34:22,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:34:22,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:34:22,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:34:22,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:34:22,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:34:22,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:34:22,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:34:22,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:34:22,996 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:34:22,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:34:22,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:34:22,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:34:22,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:34:22,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:34:23,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:34:23,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:34:23,003 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:34:23,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:34:23,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:34:23,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:34:23,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:34:23,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:34:23,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:34:23,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:34:23,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:34:23,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:34:23,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:34:23,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:34:23,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:34:23,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:34:23,011 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 -> 510064850524a2d434501bc7400b4a31264be59c [2019-11-27 17:34:23,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:34:23,686 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:34:23,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:34:23,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:34:23,704 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:34:23,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-27 17:34:23,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/424a6e216/9606029ed99c44ffb5568f408871d51e/FLAG9459e9733 [2019-11-27 17:34:26,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:34:26,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-27 17:34:27,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/424a6e216/9606029ed99c44ffb5568f408871d51e/FLAG9459e9733 [2019-11-27 17:34:27,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/424a6e216/9606029ed99c44ffb5568f408871d51e [2019-11-27 17:34:27,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:34:27,160 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:34:27,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:34:27,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:34:27,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:34:27,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:34:27" (1/1) ... [2019-11-27 17:34:27,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47e625bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:34:27, skipping insertion in model container [2019-11-27 17:34:27,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:34:27" (1/1) ... [2019-11-27 17:34:27,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:34:28,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:34:38,547 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 17:34:38,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5dcf7d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:34:38, skipping insertion in model container [2019-11-27 17:34:38,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:34:38,552 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 17:34:38,562 INFO L168 Benchmark]: Toolchain (without parser) took 11395.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.6 MB in the beginning and 870.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:34:38,563 INFO L168 Benchmark]: CDTParser took 0.75 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 17:34:38,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11387.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.6 MB in the beginning and 870.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:34:38,575 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 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 11387.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.6 MB in the beginning and 870.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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 0.1.24-509859d [2019-11-27 17:34:43,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:34:43,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:34:43,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:34:43,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:34:43,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:34:43,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:34:43,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:34:43,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:34:43,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:34:43,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:34:43,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:34:43,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:34:43,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:34:43,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:34:43,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:34:43,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:34:43,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:34:43,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:34:43,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:34:43,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:34:43,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:34:43,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:34:43,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:34:43,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:34:43,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:34:43,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:34:43,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:34:43,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:34:43,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:34:43,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:34:43,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:34:43,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:34:43,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:34:43,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:34:43,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:34:43,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:34:43,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:34:43,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:34:43,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:34:43,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:34:43,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:34:43,360 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:34:43,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:34:43,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:34:43,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:34:43,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:34:43,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:34:43,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:34:43,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:34:43,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:34:43,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:34:43,377 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:34:43,378 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:34:43,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:34:43,379 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:34:43,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:34:43,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:34:43,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:34:43,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:34:43,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:34:43,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:34:43,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:34:43,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:34:43,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:34:43,386 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:34:43,386 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:34:43,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:34:43,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:34:43,387 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:34:43,389 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 -> 510064850524a2d434501bc7400b4a31264be59c [2019-11-27 17:34:44,037 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:34:44,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:34:44,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:34:44,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:34:44,086 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:34:44,089 INFO L428 ainManager$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-bt8xx-bttv.cil.i [2019-11-27 17:34:44,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/490b483bd/dc7dca995bef42ae9cce2d9a7b1c3463/FLAG11abd5462 [2019-11-27 17:34:47,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:34:47,264 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-bt8xx-bttv.cil.i [2019-11-27 17:34:47,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/490b483bd/dc7dca995bef42ae9cce2d9a7b1c3463/FLAG11abd5462 [2019-11-27 17:34:47,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/490b483bd/dc7dca995bef42ae9cce2d9a7b1c3463 [2019-11-27 17:34:47,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:34:47,570 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:34:47,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:34:47,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:34:47,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:34:47,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:34:47" (1/1) ... [2019-11-27 17:34:47,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@260bf701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:34:47, skipping insertion in model container [2019-11-27 17:34:47,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:34:47" (1/1) ... [2019-11-27 17:34:47,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:34:48,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:34:58,115 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 17:34:58,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b174abc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:34:58, skipping insertion in model container [2019-11-27 17:34:58,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:34:58,122 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 17:34:58,138 INFO L168 Benchmark]: Toolchain (without parser) took 10559.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 925.9 MB in the beginning and 860.8 MB in the end (delta: 65.1 MB). Peak memory consumption was 145.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:34:58,142 INFO L168 Benchmark]: CDTParser took 1.72 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:34:58,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10545.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 925.9 MB in the beginning and 860.8 MB in the end (delta: 65.1 MB). Peak memory consumption was 145.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:34:58,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 10545.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 925.9 MB in the beginning and 860.8 MB in the end (delta: 65.1 MB). Peak memory consumption was 145.1 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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...