./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 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d52d764653ccaf641523e38bfee7eec0edee18b ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d52d764653ccaf641523e38bfee7eec0edee18b ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 05:27:59,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:27:59,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:27:59,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:27:59,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:27:59,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:27:59,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:27:59,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:27:59,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:27:59,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:27:59,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:27:59,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:27:59,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:27:59,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:27:59,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:27:59,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:27:59,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:27:59,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:27:59,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:27:59,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:27:59,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:27:59,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:27:59,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:27:59,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:27:59,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:27:59,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:27:59,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:27:59,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:27:59,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:27:59,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:27:59,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:27:59,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:27:59,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:27:59,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:27:59,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:27:59,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:27:59,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:27:59,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:27:59,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:27:59,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:27:59,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:27:59,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:27:59,715 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:27:59,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:27:59,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:27:59,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:27:59,718 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:27:59,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:27:59,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:27:59,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:27:59,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:27:59,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:27:59,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:27:59,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:27:59,721 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:27:59,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:27:59,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:27:59,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:27:59,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:27:59,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:27:59,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:27:59,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:27:59,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:27:59,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:27:59,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:27:59,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:27:59,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:27:59,726 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:27:59,726 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:27:59,726 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d52d764653ccaf641523e38bfee7eec0edee18b [2020-10-20 05:27:59,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:27:59,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:27:59,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:27:59,975 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:27:59,975 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:27:59,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-10-20 05:28:00,053 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb811abf0/b72c1bfe6d954514be23eed58969fc48/FLAGa3adacb1f [2020-10-20 05:28:01,455 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:28:01,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-10-20 05:28:01,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb811abf0/b72c1bfe6d954514be23eed58969fc48/FLAGa3adacb1f [2020-10-20 05:28:01,980 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb811abf0/b72c1bfe6d954514be23eed58969fc48 [2020-10-20 05:28:01,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:28:01,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:28:01,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:28:01,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:28:01,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:28:01,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:28:01" (1/1) ... [2020-10-20 05:28:02,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a46f932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:28:01, skipping insertion in model container [2020-10-20 05:28:02,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:28:01" (1/1) ... [2020-10-20 05:28:02,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:28:02,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:28:07,303 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:28:07,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a153aef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:28:07, skipping insertion in model container [2020-10-20 05:28:07,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:28:07,305 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:28:07,310 INFO L168 Benchmark]: Toolchain (without parser) took 5321.59 ms. Allocated memory was 54.5 MB in the beginning and 92.3 MB in the end (delta: 37.7 MB). Free memory was 22.4 MB in the beginning and 32.2 MB in the end (delta: -9.8 MB). Peak memory consumption was 44.1 MB. Max. memory is 14.3 GB. [2020-10-20 05:28:07,311 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 30.4 MB. Free memory was 6.3 MB in the beginning and 6.3 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. [2020-10-20 05:28:07,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5313.50 ms. Allocated memory was 54.5 MB in the beginning and 92.3 MB in the end (delta: 37.7 MB). Free memory was 21.5 MB in the beginning and 32.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 14.3 GB. [2020-10-20 05:28:07,318 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 30.4 MB. Free memory was 6.3 MB in the beginning and 6.3 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 5313.50 ms. Allocated memory was 54.5 MB in the beginning and 92.3 MB in the end (delta: 37.7 MB). Free memory was 21.5 MB in the beginning and 32.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 05:28:09,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:28:09,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:28:09,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:28:09,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:28:09,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:28:09,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:28:09,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:28:09,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:28:09,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:28:09,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:28:09,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:28:09,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:28:09,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:28:09,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:28:09,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:28:09,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:28:09,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:28:09,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:28:09,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:28:09,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:28:09,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:28:09,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:28:09,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:28:09,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:28:09,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:28:09,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:28:09,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:28:09,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:28:09,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:28:09,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:28:09,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:28:09,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:28:09,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:28:09,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:28:09,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:28:09,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:28:09,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:28:09,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:28:09,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:28:09,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:28:09,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:28:09,499 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:28:09,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:28:09,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:28:09,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:28:09,501 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:28:09,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:28:09,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:28:09,502 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:28:09,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:28:09,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:28:09,503 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:28:09,503 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:28:09,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:28:09,503 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:28:09,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:28:09,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:28:09,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:28:09,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:28:09,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:28:09,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:28:09,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:28:09,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:28:09,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:28:09,506 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:28:09,506 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:28:09,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:28:09,507 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:28:09,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:28:09,507 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:28:09,507 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d52d764653ccaf641523e38bfee7eec0edee18b [2020-10-20 05:28:09,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:28:09,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:28:09,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:28:09,745 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:28:09,746 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:28:09,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-10-20 05:28:09,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736e09e32/6dcb219d65404812abe82c1bdb77311e/FLAG370e3fdaa [2020-10-20 05:28:11,266 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:28:11,266 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 [2020-10-20 05:28:11,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736e09e32/6dcb219d65404812abe82c1bdb77311e/FLAG370e3fdaa [2020-10-20 05:28:11,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736e09e32/6dcb219d65404812abe82c1bdb77311e [2020-10-20 05:28:11,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:28:11,683 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:28:11,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:28:11,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:28:11,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:28:11,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:28:11" (1/1) ... [2020-10-20 05:28:11,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3559b8c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:28:11, skipping insertion in model container [2020-10-20 05:28:11,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:28:11" (1/1) ... [2020-10-20 05:28:11,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:28:12,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:28:16,742 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:28:16,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7319f616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:28:16, skipping insertion in model container [2020-10-20 05:28:16,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:28:16,744 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:28:16,747 INFO L168 Benchmark]: Toolchain (without parser) took 5066.85 ms. Allocated memory was 58.7 MB in the beginning and 88.6 MB in the end (delta: 29.9 MB). Free memory was 26.5 MB in the beginning and 34.6 MB in the end (delta: -8.1 MB). Peak memory consumption was 42.9 MB. Max. memory is 14.3 GB. [2020-10-20 05:28:16,748 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 33.0 MB. Free memory was 17.8 MB in the beginning and 17.8 MB in the end (delta: 41.6 kB). Peak memory consumption was 41.6 kB. Max. memory is 14.3 GB. [2020-10-20 05:28:16,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5059.62 ms. Allocated memory was 58.7 MB in the beginning and 88.6 MB in the end (delta: 29.9 MB). Free memory was 25.6 MB in the beginning and 34.6 MB in the end (delta: -9.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:28:16,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 33.0 MB. Free memory was 17.8 MB in the beginning and 17.8 MB in the end (delta: 41.6 kB). Peak memory consumption was 41.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 5059.62 ms. Allocated memory was 58.7 MB in the beginning and 88.6 MB in the end (delta: 29.9 MB). Free memory was 25.6 MB in the beginning and 34.6 MB in the end (delta: -9.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 14.3 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...