./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 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-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d9d2d211f44c370913f905fad50d8dddbd8f17d ......................................................................................................................... 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-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d9d2d211f44c370913f905fad50d8dddbd8f17d ........................................................................................................................... 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 05:30:09,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:30:09,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:30:09,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:30:09,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:30:09,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:30:09,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:30:09,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:30:09,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:30:09,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:30:09,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:30:09,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:30:09,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:30:09,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:30:09,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:30:09,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:30:09,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:30:09,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:30:09,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:30:09,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:30:09,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:30:09,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:30:09,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:30:09,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:30:09,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:30:09,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:30:09,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:30:09,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:30:09,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:30:09,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:30:09,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:30:09,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:30:09,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:30:09,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:30:09,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:30:09,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:30:09,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:30:09,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:30:09,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:30:09,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:30:09,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:30:09,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:30:09,646 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:30:09,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:30:09,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:30:09,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:30:09,648 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:30:09,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:30:09,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:30:09,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:30:09,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:30:09,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:30:09,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:30:09,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:30:09,650 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:30:09,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:30:09,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:30:09,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:30:09,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:30:09,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:30:09,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:30:09,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:30:09,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:30:09,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:30:09,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:30:09,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:30:09,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:30:09,654 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:30:09,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:30:09,654 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 -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-10-20 05:30:09,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:30:09,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:30:09,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:30:09,861 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:30:09,862 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:30:09,862 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-10-20 05:30:09,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1252ddec/ce1a916b78434c72bbdf330177acc2be/FLAG0ccfc248f [2020-10-20 05:30:10,990 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:30:10,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-10-20 05:30:11,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1252ddec/ce1a916b78434c72bbdf330177acc2be/FLAG0ccfc248f [2020-10-20 05:30:11,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1252ddec/ce1a916b78434c72bbdf330177acc2be [2020-10-20 05:30:11,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:30:11,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:30:11,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:30:11,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:30:11,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:30:11,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:30:11" (1/1) ... [2020-10-20 05:30:11,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74f86a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:30:11, skipping insertion in model container [2020-10-20 05:30:11,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:30:11" (1/1) ... [2020-10-20 05:30:11,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:30:11,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:30:16,029 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:30:16,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@769a5978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:30:16, skipping insertion in model container [2020-10-20 05:30:16,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:30:16,031 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:30:16,034 INFO L168 Benchmark]: Toolchain (without parser) took 4680.54 ms. Allocated memory was 44.6 MB in the beginning and 90.7 MB in the end (delta: 46.1 MB). Free memory was 18.2 MB in the beginning and 31.3 MB in the end (delta: -13.0 MB). Peak memory consumption was 44.2 MB. Max. memory is 14.3 GB. [2020-10-20 05:30:16,035 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 32.5 MB. Free memory was 11.5 MB in the beginning and 11.4 MB in the end (delta: 47.4 kB). Peak memory consumption was 47.4 kB. Max. memory is 14.3 GB. [2020-10-20 05:30:16,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4670.77 ms. Allocated memory was 44.6 MB in the beginning and 90.7 MB in the end (delta: 46.1 MB). Free memory was 17.4 MB in the beginning and 31.3 MB in the end (delta: -13.8 MB). Peak memory consumption was 43.5 MB. Max. memory is 14.3 GB. [2020-10-20 05:30:16,039 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 32.5 MB. Free memory was 11.5 MB in the beginning and 11.4 MB in the end (delta: 47.4 kB). Peak memory consumption was 47.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4670.77 ms. Allocated memory was 44.6 MB in the beginning and 90.7 MB in the end (delta: 46.1 MB). Free memory was 17.4 MB in the beginning and 31.3 MB in the end (delta: -13.8 MB). Peak memory consumption was 43.5 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 05:30:17,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:30:17,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:30:17,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:30:17,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:30:17,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:30:17,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:30:17,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:30:17,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:30:17,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:30:17,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:30:17,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:30:17,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:30:17,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:30:17,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:30:17,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:30:17,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:30:17,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:30:17,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:30:17,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:30:17,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:30:17,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:30:17,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:30:17,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:30:17,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:30:17,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:30:17,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:30:17,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:30:17,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:30:17,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:30:17,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:30:17,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:30:17,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:30:17,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:30:17,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:30:17,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:30:17,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:30:17,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:30:17,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:30:17,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:30:17,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:30:17,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:30:17,981 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:30:17,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:30:17,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:30:17,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:30:17,984 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:30:17,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:30:17,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:30:17,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:30:17,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:30:17,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:30:17,987 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:30:17,987 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:30:17,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:30:17,988 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:30:17,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:30:17,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:30:17,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:30:17,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:30:17,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:30:17,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:30:17,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:30:17,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:30:17,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:30:17,990 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:30:17,991 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:30:17,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:30:17,991 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:30:17,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:30:17,992 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:30:17,992 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 -> 3d9d2d211f44c370913f905fad50d8dddbd8f17d [2020-10-20 05:30:18,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:30:18,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:30:18,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:30:18,189 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:30:18,189 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:30:18,190 INFO L432 ainManager$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 [2020-10-20 05:30:18,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0269d3d7/8d6a8618d4b84e32ba561946dd598660/FLAG65d29684c [2020-10-20 05:30:19,312 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:30:19,313 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 [2020-10-20 05:30:19,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0269d3d7/8d6a8618d4b84e32ba561946dd598660/FLAG65d29684c [2020-10-20 05:30:19,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0269d3d7/8d6a8618d4b84e32ba561946dd598660 [2020-10-20 05:30:19,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:30:19,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:30:19,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:30:19,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:30:19,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:30:19,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:30:19" (1/1) ... [2020-10-20 05:30:19,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb2bfb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:30:19, skipping insertion in model container [2020-10-20 05:30:19,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:30:19" (1/1) ... [2020-10-20 05:30:19,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:30:19,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:30:24,029 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:30:24,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65f90b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:30:24, skipping insertion in model container [2020-10-20 05:30:24,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:30:24,031 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:30:24,034 INFO L168 Benchmark]: Toolchain (without parser) took 4417.16 ms. Allocated memory was 46.1 MB in the beginning and 91.2 MB in the end (delta: 45.1 MB). Free memory was 16.0 MB in the beginning and 30.9 MB in the end (delta: -14.9 MB). Peak memory consumption was 44.4 MB. Max. memory is 14.3 GB. [2020-10-20 05:30:24,035 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 34.1 MB. Free memory was 9.8 MB in the beginning and 9.7 MB in the end (delta: 42.2 kB). Peak memory consumption was 42.2 kB. Max. memory is 14.3 GB. [2020-10-20 05:30:24,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4410.01 ms. Allocated memory was 46.1 MB in the beginning and 91.2 MB in the end (delta: 45.1 MB). Free memory was 15.0 MB in the beginning and 30.9 MB in the end (delta: -15.9 MB). Peak memory consumption was 43.4 MB. Max. memory is 14.3 GB. [2020-10-20 05:30:24,039 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 34.1 MB. Free memory was 9.8 MB in the beginning and 9.7 MB in the end (delta: 42.2 kB). Peak memory consumption was 42.2 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4410.01 ms. Allocated memory was 46.1 MB in the beginning and 91.2 MB in the end (delta: 45.1 MB). Free memory was 15.0 MB in the beginning and 30.9 MB in the end (delta: -15.9 MB). Peak memory consumption was 43.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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...