./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_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-mutex_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 1c8648cac3b2b65cfa41a7415786f3e35079712c ......................................................................................................................... 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-mutex_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 1c8648cac3b2b65cfa41a7415786f3e35079712c ........................................................................................................................... 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 19:53:04,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:53:04,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:53:04,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:53:04,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:53:04,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:53:04,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:53:04,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:53:04,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:53:04,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:53:04,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:53:04,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:53:04,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:53:04,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:53:04,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:53:04,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:53:04,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:53:04,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:53:04,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:53:04,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:53:04,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:53:04,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:53:04,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:53:04,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:53:04,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:53:04,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:53:04,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:53:04,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:53:04,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:53:04,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:53:04,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:53:04,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:53:04,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:53:04,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:53:04,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:53:04,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:53:04,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:53:04,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:53:04,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:53:04,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:53:04,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:53:04,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:53:04,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:53:04,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:53:04,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:53:04,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:53:04,667 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:53:04,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:53:04,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:53:04,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:53:04,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:53:04,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:53:04,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:53:04,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:53:04,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:53:04,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:53:04,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:53:04,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:53:04,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:53:04,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:53:04,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:53:04,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:53:04,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:53:04,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:53:04,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:53:04,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:53:04,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:53:04,673 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:53:04,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:53:04,674 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 -> 1c8648cac3b2b65cfa41a7415786f3e35079712c [2019-11-28 19:53:05,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:53:05,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:53:05,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:53:05,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:53:05,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:53:05,036 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:53:05,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85d968b7b/acefae1b8e3f431482bd30232867b2ce/FLAG7bf3f01a6 [2019-11-28 19:53:06,194 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:53:06,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:53:06,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85d968b7b/acefae1b8e3f431482bd30232867b2ce/FLAG7bf3f01a6 [2019-11-28 19:53:06,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85d968b7b/acefae1b8e3f431482bd30232867b2ce [2019-11-28 19:53:06,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:53:06,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:53:06,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:53:06,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:53:06,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:53:06,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:53:06" (1/1) ... [2019-11-28 19:53:06,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d04f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:53:06, skipping insertion in model container [2019-11-28 19:53:06,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:53:06" (1/1) ... [2019-11-28 19:53:06,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:53:06,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:53:11,361 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:53:11,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@388dff55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:53:11, skipping insertion in model container [2019-11-28 19:53:11,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:53:11,363 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:53:11,366 INFO L168 Benchmark]: Toolchain (without parser) took 4920.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 918.6 MB in the beginning and 1.1 GB in the end (delta: -134.2 MB). Peak memory consumption was 156.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:53:11,369 INFO L168 Benchmark]: CDTParser took 0.59 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 19:53:11,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4917.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 918.6 MB in the beginning and 1.1 GB in the end (delta: -134.2 MB). Peak memory consumption was 156.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:53:11,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 4917.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 918.6 MB in the beginning and 1.1 GB in the end (delta: -134.2 MB). Peak memory consumption was 156.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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 19:53:13,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:53:13,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:53:13,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:53:13,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:53:13,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:53:13,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:53:13,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:53:13,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:53:13,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:53:13,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:53:13,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:53:13,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:53:13,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:53:13,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:53:13,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:53:13,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:53:13,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:53:13,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:53:13,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:53:13,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:53:13,328 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:53:13,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:53:13,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:53:13,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:53:13,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:53:13,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:53:13,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:53:13,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:53:13,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:53:13,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:53:13,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:53:13,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:53:13,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:53:13,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:53:13,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:53:13,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:53:13,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:53:13,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:53:13,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:53:13,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:53:13,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 19:53:13,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:53:13,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:53:13,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:53:13,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:53:13,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:53:13,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:53:13,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:53:13,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:53:13,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:53:13,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:53:13,365 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 19:53:13,365 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 19:53:13,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:53:13,366 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:53:13,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:53:13,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:53:13,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:53:13,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:53:13,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:53:13,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:53:13,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:53:13,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:53:13,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:53:13,369 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 19:53:13,369 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 19:53:13,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:53:13,369 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:53:13,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:53:13,370 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 19:53:13,370 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 -> 1c8648cac3b2b65cfa41a7415786f3e35079712c [2019-11-28 19:53:13,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:53:13,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:53:13,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:53:13,709 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:53:13,710 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:53:13,711 INFO L428 ainManager$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-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:53:13,786 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76970860f/6c4cf2af95e7409bad76e3a0a8b4fc67/FLAG72b3c3846 [2019-11-28 19:53:14,975 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:53:14,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:53:15,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76970860f/6c4cf2af95e7409bad76e3a0a8b4fc67/FLAG72b3c3846 [2019-11-28 19:53:15,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76970860f/6c4cf2af95e7409bad76e3a0a8b4fc67 [2019-11-28 19:53:15,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:53:15,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:53:15,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:53:15,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:53:15,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:53:15,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:53:15" (1/1) ... [2019-11-28 19:53:15,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da5c581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:53:15, skipping insertion in model container [2019-11-28 19:53:15,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:53:15" (1/1) ... [2019-11-28 19:53:15,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:53:15,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:53:20,037 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:53:20,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@cfaeadf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:53:20, skipping insertion in model container [2019-11-28 19:53:20,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:53:20,039 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:53:20,043 INFO L168 Benchmark]: Toolchain (without parser) took 4875.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 920.0 MB in the beginning and 1.0 GB in the end (delta: -126.5 MB). Peak memory consumption was 156.3 MB. Max. memory is 11.5 GB. [2019-11-28 19:53:20,043 INFO L168 Benchmark]: CDTParser took 0.80 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 19:53:20,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4870.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 920.0 MB in the beginning and 1.0 GB in the end (delta: -126.5 MB). Peak memory consumption was 156.3 MB. Max. memory is 11.5 GB. [2019-11-28 19:53:20,047 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 4870.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 920.0 MB in the beginning and 1.0 GB in the end (delta: -126.5 MB). Peak memory consumption was 156.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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...