./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 da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-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-da95e15 [2019-11-27 11:11:53,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:11:53,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:11:53,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:11:53,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:11:53,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:11:53,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:11:53,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:11:53,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:11:53,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:11:53,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:11:53,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:11:53,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:11:53,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:11:53,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:11:53,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:11:53,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:11:53,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:11:53,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:11:53,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:11:53,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:11:53,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:11:53,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:11:53,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:11:53,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:11:53,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:11:53,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:11:53,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:11:53,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:11:53,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:11:53,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:11:53,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:11:53,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:11:53,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:11:53,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:11:53,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:11:53,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:11:53,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:11:53,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:11:53,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:11:53,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:11:53,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 11:11:53,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:11:53,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:11:53,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:11:53,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:11:53,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:11:53,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:11:53,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:11:53,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:11:53,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:11:53,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:11:53,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:11:53,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:11:53,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:11:53,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:11:53,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:11:53,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:11:53,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:11:53,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:11:53,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:11:53,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:11:53,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:11:53,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:11:53,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:11:53,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:11:53,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:11:53,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:11:53,401 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 510064850524a2d434501bc7400b4a31264be59c [2019-11-27 11:11:53,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:11:53,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:11:53,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:11:53,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:11:53,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:11:53,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-27 11:11:54,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f584a5857/4bf690e35b97480bb4da056834bf9122/FLAG865c6151e [2019-11-27 11:11:56,847 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:11:56,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-27 11:11:57,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f584a5857/4bf690e35b97480bb4da056834bf9122/FLAG865c6151e [2019-11-27 11:11:57,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f584a5857/4bf690e35b97480bb4da056834bf9122 [2019-11-27 11:11:57,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:11:57,201 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:11:57,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:11:57,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:11:57,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:11:57,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:11:57" (1/1) ... [2019-11-27 11:11:57,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58411de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:11:57, skipping insertion in model container [2019-11-27 11:11:57,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:11:57" (1/1) ... [2019-11-27 11:11:57,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:11:58,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:12:05,922 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 11:12:05,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@463d6612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:05, skipping insertion in model container [2019-11-27 11:12:05,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:05,928 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 11:12:05,938 INFO L168 Benchmark]: Toolchain (without parser) took 8733.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.6 MB in the beginning and 870.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:05,939 INFO L168 Benchmark]: CDTParser took 2.08 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:12:05,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8723.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.6 MB in the beginning and 870.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:05,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8723.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 921.6 MB in the beginning and 870.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:12:09,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:12:09,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:12:09,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:12:09,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:12:09,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:12:10,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:12:10,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:12:10,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:12:10,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:12:10,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:12:10,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:12:10,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:12:10,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:12:10,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:12:10,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:12:10,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:12:10,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:12:10,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:12:10,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:12:10,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:12:10,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:12:10,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:12:10,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:12:10,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:12:10,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:12:10,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:12:10,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:12:10,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:12:10,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:12:10,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:12:10,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:12:10,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:12:10,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:12:10,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:12:10,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:12:10,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:12:10,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:12:10,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:12:10,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:12:10,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:12:10,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 11:12:10,180 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:12:10,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:12:10,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:12:10,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:12:10,190 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:12:10,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:12:10,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:12:10,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:12:10,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:12:10,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:12:10,193 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:12:10,193 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:12:10,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:12:10,194 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:12:10,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:12:10,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:12:10,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:12:10,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:12:10,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:12:10,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:12:10,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:12:10,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:12:10,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:12:10,200 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:12:10,200 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:12:10,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:12:10,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:12:10,202 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 11:12:10,203 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 510064850524a2d434501bc7400b4a31264be59c [2019-11-27 11:12:10,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:12:10,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:12:10,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:12:10,774 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:12:10,778 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:12:10,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-27 11:12:10,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55ff42ab2/59359c11939c42bab0a27d695d0b3060/FLAGc3059f10f [2019-11-27 11:12:13,420 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:12:13,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-27 11:12:13,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55ff42ab2/59359c11939c42bab0a27d695d0b3060/FLAGc3059f10f [2019-11-27 11:12:13,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55ff42ab2/59359c11939c42bab0a27d695d0b3060 [2019-11-27 11:12:13,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:12:13,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:12:13,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:13,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:12:13,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:12:13,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:12:13" (1/1) ... [2019-11-27 11:12:13,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e74b162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:13, skipping insertion in model container [2019-11-27 11:12:13,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:12:13" (1/1) ... [2019-11-27 11:12:13,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:12:14,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:12:23,320 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-27 11:12:23,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a43d2cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:12:23, skipping insertion in model container [2019-11-27 11:12:23,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:12:23,328 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 11:12:23,338 INFO L168 Benchmark]: Toolchain (without parser) took 9572.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 925.9 MB in the beginning and 860.1 MB in the end (delta: 65.8 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:23,342 INFO L168 Benchmark]: CDTParser took 1.11 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:12:23,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9557.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 925.9 MB in the beginning and 860.1 MB in the end (delta: 65.8 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:12:23,353 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9557.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 925.9 MB in the beginning and 860.1 MB in the end (delta: 65.8 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...