./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 f470102c 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 0.1.25-f470102 [2019-11-28 19:54:09,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:54:09,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:54:09,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:54:09,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:54:09,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:54:09,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:54:09,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:54:09,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:54:09,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:54:09,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:54:09,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:54:09,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:54:09,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:54:09,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:54:09,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:54:09,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:54:09,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:54:09,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:54:09,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:54:09,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:54:09,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:54:09,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:54:09,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:54:09,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:54:09,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:54:09,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:54:09,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:54:09,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:54:09,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:54:09,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:54:09,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:54:09,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:54:09,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:54:09,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:54:09,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:54:09,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:54:09,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:54:09,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:54:09,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:54:09,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:54:09,915 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:54:09,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:54:09,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:54:09,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:54:09,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:54:09,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:54:09,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:54:09,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:54:09,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:54:09,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:54:09,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:54:09,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:54:09,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:54:09,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:54:09,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:54:09,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:54:09,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:54:09,938 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:54:09,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:54:09,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:54:09,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:54:09,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:54:09,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:54:09,940 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:54:09,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:54:09,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:54:09,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:54:09,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:54:09,941 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 [2019-11-28 19:54:10,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:54:10,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:54:10,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:54:10,306 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:54:10,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:54:10,308 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:54:10,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6dd39624/a7dc585dd7c549acb6a9e7870e28714a/FLAG1e43b94a4 [2019-11-28 19:54:11,599 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:54:11,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:54:11,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6dd39624/a7dc585dd7c549acb6a9e7870e28714a/FLAG1e43b94a4 [2019-11-28 19:54:12,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6dd39624/a7dc585dd7c549acb6a9e7870e28714a [2019-11-28 19:54:12,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:54:12,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:54:12,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:54:12,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:54:12,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:54:12,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:54:12" (1/1) ... [2019-11-28 19:54:12,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51abed86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:54:12, skipping insertion in model container [2019-11-28 19:54:12,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:54:12" (1/1) ... [2019-11-28 19:54:12,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:54:12,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:54:17,206 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:54:17,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66eb11b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:54:17, skipping insertion in model container [2019-11-28 19:54:17,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:54:17,208 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:54:17,212 INFO L168 Benchmark]: Toolchain (without parser) took 4985.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 917.3 MB in the beginning and 1.0 GB in the end (delta: -111.7 MB). Peak memory consumption was 163.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:54:17,213 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:54:17,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4982.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 917.3 MB in the beginning and 1.0 GB in the end (delta: -111.7 MB). Peak memory consumption was 163.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:54:17,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4982.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 917.3 MB in the beginning and 1.0 GB in the end (delta: -111.7 MB). Peak memory consumption was 163.2 MB. Max. memory is 11.5 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 0.1.25-f470102 [2019-11-28 19:54:19,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:54:19,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:54:19,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:54:19,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:54:19,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:54:19,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:54:19,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:54:19,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:54:19,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:54:19,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:54:19,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:54:19,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:54:19,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:54:19,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:54:19,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:54:19,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:54:19,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:54:19,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:54:19,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:54:19,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:54:19,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:54:19,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:54:19,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:54:19,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:54:19,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:54:19,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:54:19,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:54:19,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:54:19,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:54:19,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:54:19,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:54:19,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:54:19,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:54:19,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:54:19,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:54:19,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:54:19,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:54:19,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:54:19,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:54:19,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:54:19,114 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 19:54:19,146 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:54:19,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:54:19,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:54:19,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:54:19,149 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:54:19,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:54:19,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:54:19,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:54:19,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:54:19,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:54:19,150 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 19:54:19,151 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 19:54:19,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:54:19,153 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:54:19,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:54:19,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:54:19,154 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:54:19,154 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:54:19,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:54:19,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:54:19,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:54:19,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:54:19,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:54:19,158 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 19:54:19,158 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 19:54:19,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:54:19,159 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:54:19,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:54:19,159 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 19:54:19,159 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 [2019-11-28 19:54:19,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:54:19,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:54:19,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:54:19,496 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:54:19,497 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:54:19,497 INFO L428 ainManager$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 [2019-11-28 19:54:19,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef2344fdc/a834c8fc99fd4c9d9206a56067bc1ff0/FLAG1ab4a01e1 [2019-11-28 19:54:20,829 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:54:20,830 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 [2019-11-28 19:54:20,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef2344fdc/a834c8fc99fd4c9d9206a56067bc1ff0/FLAG1ab4a01e1 [2019-11-28 19:54:21,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef2344fdc/a834c8fc99fd4c9d9206a56067bc1ff0 [2019-11-28 19:54:21,335 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:54:21,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:54:21,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:54:21,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:54:21,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:54:21,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:54:21" (1/1) ... [2019-11-28 19:54:21,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6522b938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:54:21, skipping insertion in model container [2019-11-28 19:54:21,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:54:21" (1/1) ... [2019-11-28 19:54:21,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:54:21,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:54:26,128 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:54:26,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7da7d5f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:54:26, skipping insertion in model container [2019-11-28 19:54:26,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:54:26,130 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:54:26,133 INFO L168 Benchmark]: Toolchain (without parser) took 4795.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 922.7 MB in the beginning and 1.0 GB in the end (delta: -123.1 MB). Peak memory consumption was 158.4 MB. Max. memory is 11.5 GB. [2019-11-28 19:54:26,134 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:54:26,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4791.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 922.7 MB in the beginning and 1.0 GB in the end (delta: -123.1 MB). Peak memory consumption was 158.4 MB. Max. memory is 11.5 GB. [2019-11-28 19:54:26,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4791.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 922.7 MB in the beginning and 1.0 GB in the end (delta: -123.1 MB). Peak memory consumption was 158.4 MB. Max. memory is 11.5 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...