./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 30f4e4ab 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 0.1.24-30f4e4a [2019-11-28 02:21:24,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:21:24,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:21:24,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:21:24,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:21:24,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:21:24,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:21:24,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:21:24,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:21:24,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:21:24,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:21:24,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:21:24,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:21:24,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:21:24,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:21:24,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:21:24,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:21:24,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:21:24,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:21:24,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:21:24,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:21:24,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:21:24,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:21:24,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:21:24,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:21:24,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:21:24,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:21:24,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:21:24,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:21:24,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:21:24,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:21:24,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:21:24,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:21:24,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:21:24,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:21:24,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:21:24,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:21:24,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:21:24,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:21:24,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:21:24,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:21:24,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 02:21:24,152 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:21:24,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:21:24,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:21:24,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:21:24,155 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:21:24,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:21:24,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:21:24,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:21:24,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 02:21:24,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:21:24,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 02:21:24,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 02:21:24,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:21:24,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 02:21:24,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:21:24,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:21:24,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:21:24,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:21:24,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:21:24,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:21:24,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:21:24,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 02:21:24,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 02:21:24,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 02:21:24,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 02:21:24,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 02:21:24,161 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 02:21:24,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:21:24,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:21:24,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:21:24,496 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:21:24,496 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:21:24,497 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 02:21:24,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/099998fb7/ef71d9ba0e4b4d33ab67d8bed2e1d7fa/FLAG6f315ed22 [2019-11-28 02:21:25,791 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:21:25,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 02:21:25,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/099998fb7/ef71d9ba0e4b4d33ab67d8bed2e1d7fa/FLAG6f315ed22 [2019-11-28 02:21:25,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/099998fb7/ef71d9ba0e4b4d33ab67d8bed2e1d7fa [2019-11-28 02:21:25,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:21:25,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 02:21:25,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:21:25,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:21:25,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:21:25,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:21:25" (1/1) ... [2019-11-28 02:21:25,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a1879d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:25, skipping insertion in model container [2019-11-28 02:21:25,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:21:25" (1/1) ... [2019-11-28 02:21:25,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:21:26,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:21:30,332 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 02:21:30,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25459726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:30, skipping insertion in model container [2019-11-28 02:21:30,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:21:30,334 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 02:21:30,336 INFO L168 Benchmark]: Toolchain (without parser) took 4400.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 917.3 MB in the beginning and 1.0 GB in the end (delta: -118.1 MB). Peak memory consumption was 158.1 MB. Max. memory is 11.5 GB. [2019-11-28 02:21:30,337 INFO L168 Benchmark]: CDTParser took 0.26 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 02:21:30,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4395.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 917.3 MB in the beginning and 1.0 GB in the end (delta: -118.1 MB). Peak memory consumption was 158.1 MB. Max. memory is 11.5 GB. [2019-11-28 02:21:30,342 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 4395.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 917.3 MB in the beginning and 1.0 GB in the end (delta: -118.1 MB). Peak memory consumption was 158.1 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 0.1.24-30f4e4a [2019-11-28 02:21:32,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:21:32,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:21:32,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:21:32,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:21:32,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:21:32,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:21:32,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:21:32,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:21:32,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:21:32,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:21:32,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:21:32,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:21:32,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:21:32,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:21:32,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:21:32,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:21:32,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:21:32,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:21:32,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:21:32,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:21:32,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:21:32,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:21:32,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:21:32,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:21:32,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:21:32,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:21:32,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:21:32,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:21:32,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:21:32,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:21:32,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:21:32,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:21:32,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:21:32,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:21:32,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:21:32,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:21:32,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:21:32,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:21:32,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:21:32,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:21:32,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 02:21:32,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:21:32,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:21:32,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:21:32,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:21:32,223 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:21:32,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:21:32,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:21:32,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 02:21:32,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:21:32,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 02:21:32,225 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 02:21:32,225 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 02:21:32,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 02:21:32,226 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:21:32,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 02:21:32,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:21:32,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:21:32,227 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:21:32,227 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:21:32,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:21:32,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:21:32,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:21:32,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 02:21:32,228 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 02:21:32,229 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 02:21:32,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 02:21:32,229 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 02:21:32,230 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 02:21:32,230 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 02:21:32,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:21:32,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:21:32,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:21:32,556 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:21:32,556 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:21:32,557 INFO L428 ainManager$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 02:21:32,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573989b60/9f3c506ec6974b10b401be73aff2a6ad/FLAG754c71ed4 [2019-11-28 02:21:33,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:21:33,755 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 02:21:33,859 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573989b60/9f3c506ec6974b10b401be73aff2a6ad/FLAG754c71ed4 [2019-11-28 02:21:33,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573989b60/9f3c506ec6974b10b401be73aff2a6ad [2019-11-28 02:21:33,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:21:33,979 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 02:21:33,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:21:33,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:21:33,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:21:33,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:21:33" (1/1) ... [2019-11-28 02:21:33,990 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 02:21:33, skipping insertion in model container [2019-11-28 02:21:33,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:21:33" (1/1) ... [2019-11-28 02:21:33,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:21:34,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:21:39,195 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 02:21:39,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78706b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:39, skipping insertion in model container [2019-11-28 02:21:39,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:21:39,198 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 02:21:39,201 INFO L168 Benchmark]: Toolchain (without parser) took 5221.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 191.4 MB). Free memory was 915.9 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 163.3 MB. Max. memory is 11.5 GB. [2019-11-28 02:21:39,202 INFO L168 Benchmark]: CDTParser took 0.27 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 02:21:39,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5216.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 191.4 MB). Free memory was 915.9 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 163.3 MB. Max. memory is 11.5 GB. [2019-11-28 02:21:39,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 5216.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 191.4 MB). Free memory was 915.9 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 163.3 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...