./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_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-alloc-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8cdea082a56c594ff07829694fd0596d08b7f363 ......................................................................................................................... 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-alloc-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8cdea082a56c594ff07829694fd0596d08b7f363 ........................................................................................................................... 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 05:23:43,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:23:43,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:23:43,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:23:43,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:23:43,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:23:43,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:23:43,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:23:43,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:23:43,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:23:43,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:23:44,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:23:44,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:23:44,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:23:44,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:23:44,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:23:44,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:23:44,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:23:44,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:23:44,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:23:44,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:23:44,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:23:44,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:23:44,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:23:44,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:23:44,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:23:44,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:23:44,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:23:44,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:23:44,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:23:44,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:23:44,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:23:44,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:23:44,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:23:44,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:23:44,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:23:44,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:23:44,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:23:44,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:23:44,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:23:44,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:23:44,049 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:23:44,070 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:23:44,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:23:44,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:23:44,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:23:44,072 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:23:44,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:23:44,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:23:44,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:23:44,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:23:44,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:23:44,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:23:44,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:23:44,074 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:23:44,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:23:44,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:23:44,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:23:44,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:23:44,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:23:44,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:23:44,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:23:44,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:23:44,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:23:44,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:23:44,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:23:44,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:23:44,078 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:23:44,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:23:44,078 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 -> 8cdea082a56c594ff07829694fd0596d08b7f363 [2020-10-20 05:23:44,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:23:44,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:23:44,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:23:44,285 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:23:44,285 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:23:44,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-10-20 05:23:44,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/492d29e42/f1c218a9be144d8db7d1b1a8bf89ef96/FLAG1a1029dc4 [2020-10-20 05:23:45,632 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:23:45,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-10-20 05:23:45,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/492d29e42/f1c218a9be144d8db7d1b1a8bf89ef96/FLAG1a1029dc4 [2020-10-20 05:23:45,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/492d29e42/f1c218a9be144d8db7d1b1a8bf89ef96 [2020-10-20 05:23:45,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:23:45,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:23:45,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:23:45,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:23:45,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:23:45,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:23:45" (1/1) ... [2020-10-20 05:23:45,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d8e57f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:23:45, skipping insertion in model container [2020-10-20 05:23:45,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:23:45" (1/1) ... [2020-10-20 05:23:45,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:23:46,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:23:51,434 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:23:51,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cfde747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:23:51, skipping insertion in model container [2020-10-20 05:23:51,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:23:51,436 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:23:51,441 INFO L168 Benchmark]: Toolchain (without parser) took 5494.77 ms. Allocated memory was 65.5 MB in the beginning and 80.2 MB in the end (delta: 14.7 MB). Free memory was 36.1 MB in the beginning and 30.2 MB in the end (delta: 5.9 MB). Peak memory consumption was 42.1 MB. Max. memory is 14.3 GB. [2020-10-20 05:23:51,443 INFO L168 Benchmark]: CDTParser took 1.40 ms. Allocated memory is still 33.0 MB. Free memory was 9.0 MB in the beginning and 9.0 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. [2020-10-20 05:23:51,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5485.61 ms. Allocated memory was 65.5 MB in the beginning and 80.2 MB in the end (delta: 14.7 MB). Free memory was 35.3 MB in the beginning and 30.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 41.3 MB. Max. memory is 14.3 GB. [2020-10-20 05:23:51,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 ms. Allocated memory is still 33.0 MB. Free memory was 9.0 MB in the beginning and 9.0 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 5485.61 ms. Allocated memory was 65.5 MB in the beginning and 80.2 MB in the end (delta: 14.7 MB). Free memory was 35.3 MB in the beginning and 30.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 41.3 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 05:23:53,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:23:53,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:23:53,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:23:53,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:23:53,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:23:53,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:23:53,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:23:53,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:23:53,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:23:53,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:23:53,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:23:53,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:23:53,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:23:53,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:23:53,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:23:53,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:23:53,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:23:53,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:23:53,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:23:53,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:23:53,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:23:53,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:23:53,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:23:53,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:23:53,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:23:53,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:23:53,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:23:53,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:23:53,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:23:53,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:23:53,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:23:53,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:23:53,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:23:53,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:23:53,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:23:53,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:23:53,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:23:53,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:23:53,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:23:53,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:23:53,591 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:23:53,623 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:23:53,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:23:53,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:23:53,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:23:53,626 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:23:53,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:23:53,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:23:53,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:23:53,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:23:53,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:23:53,627 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:23:53,628 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:23:53,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:23:53,628 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:23:53,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:23:53,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:23:53,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:23:53,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:23:53,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:23:53,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:23:53,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:23:53,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:23:53,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:23:53,631 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:23:53,631 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:23:53,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:23:53,632 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:23:53,632 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:23:53,632 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:23:53,632 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 -> 8cdea082a56c594ff07829694fd0596d08b7f363 [2020-10-20 05:23:53,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:23:53,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:23:53,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:23:53,868 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:23:53,868 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:23:53,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-10-20 05:23:53,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/790ea04a8/5b708cc6edb74215a59cb6227c0b00f3/FLAG36ce64d5d [2020-10-20 05:23:55,333 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:23:55,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-10-20 05:23:55,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/790ea04a8/5b708cc6edb74215a59cb6227c0b00f3/FLAG36ce64d5d [2020-10-20 05:23:55,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/790ea04a8/5b708cc6edb74215a59cb6227c0b00f3 [2020-10-20 05:23:55,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:23:55,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:23:55,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:23:55,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:23:55,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:23:55,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:23:55" (1/1) ... [2020-10-20 05:23:55,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32135a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:23:55, skipping insertion in model container [2020-10-20 05:23:55,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:23:55" (1/1) ... [2020-10-20 05:23:55,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:23:56,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:24:01,159 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:24:01,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d5b35ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:24:01, skipping insertion in model container [2020-10-20 05:24:01,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:24:01,161 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:24:01,166 INFO L168 Benchmark]: Toolchain (without parser) took 5296.13 ms. Allocated memory was 54.5 MB in the beginning and 89.1 MB in the end (delta: 34.6 MB). Free memory was 21.8 MB in the beginning and 32.9 MB in the end (delta: -11.1 MB). Peak memory consumption was 43.4 MB. Max. memory is 14.3 GB. [2020-10-20 05:24:01,166 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 32.5 MB. Free memory is still 11.0 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 05:24:01,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5281.32 ms. Allocated memory was 54.5 MB in the beginning and 89.1 MB in the end (delta: 34.6 MB). Free memory was 21.0 MB in the beginning and 32.9 MB in the end (delta: -11.9 MB). Peak memory consumption was 42.6 MB. Max. memory is 14.3 GB. [2020-10-20 05:24:01,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 32.5 MB. Free memory is still 11.0 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 5281.32 ms. Allocated memory was 54.5 MB in the beginning and 89.1 MB in the end (delta: 34.6 MB). Free memory was 21.0 MB in the beginning and 32.9 MB in the end (delta: -11.9 MB). Peak memory consumption was 42.6 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...