./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.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-spinlock_drivers-media-pci-cx88-cx8800.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 5c13405d3981235f973788ac0663a0d9dd8091d8 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.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 5c13405d3981235f973788ac0663a0d9dd8091d8 ........................................................................................................................... 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 19:54:19,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:54:19,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:54:19,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:54:19,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:54:19,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:54:19,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:54:19,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:54:19,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:54:19,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:54:19,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:54:19,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:54:19,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:54:19,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:54:19,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:54:19,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:54:19,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:54:19,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:54:19,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:54:19,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:54:19,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:54:19,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:54:19,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:54:19,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:54:19,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:54:19,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:54:19,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:54:19,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:54:19,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:54:19,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:54:19,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:54:19,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:54:19,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:54:19,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:54:19,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:54:19,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:54:19,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:54:19,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:54:19,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:54:19,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:54:19,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:54:19,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:54:19,949 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:54:19,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:54:19,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:54:19,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:54:19,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:54:19,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:54:19,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:54:19,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:54:19,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:54:19,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:54:19,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:54:19,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:54:19,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:54:19,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:54:19,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:54:19,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:54:19,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:54:19,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:54:19,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:54:19,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:54:19,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:54:19,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:54:19,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:54:19,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:54:19,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:54:19,956 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:54:19,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:54:19,956 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 -> 5c13405d3981235f973788ac0663a0d9dd8091d8 [2019-11-28 19:54:20,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:54:20,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:54:20,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:54:20,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:54:20,257 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:54:20,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2019-11-28 19:54:20,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8780a478a/511925b5662f4622953af5e33d1da3a2/FLAG76bf7a5f3 [2019-11-28 19:54:21,280 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:54:21,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2019-11-28 19:54:21,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8780a478a/511925b5662f4622953af5e33d1da3a2/FLAG76bf7a5f3 [2019-11-28 19:54:21,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8780a478a/511925b5662f4622953af5e33d1da3a2 [2019-11-28 19:54:21,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:54:21,647 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:54:21,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:54:21,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:54:21,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:54:21,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:54:21" (1/1) ... [2019-11-28 19:54:21,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a2a663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:54:21, skipping insertion in model container [2019-11-28 19:54:21,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:54:21" (1/1) ... [2019-11-28 19:54:21,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:54:21,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:54:24,844 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:54:24,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ac21ccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:54:24, skipping insertion in model container [2019-11-28 19:54:24,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:54:24,846 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:54:24,849 INFO L168 Benchmark]: Toolchain (without parser) took 3200.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 937.4 MB in the beginning and 1.1 GB in the end (delta: -157.2 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. [2019-11-28 19:54:24,849 INFO L168 Benchmark]: CDTParser took 0.58 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 19:54:24,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3197.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 937.4 MB in the beginning and 1.1 GB in the end (delta: -157.2 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. [2019-11-28 19:54:24,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 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 3197.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 937.4 MB in the beginning and 1.1 GB in the end (delta: -157.2 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9724]: 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 19:54:26,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:54:26,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:54:26,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:54:26,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:54:26,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:54:26,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:54:26,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:54:26,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:54:26,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:54:26,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:54:26,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:54:26,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:54:26,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:54:26,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:54:26,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:54:26,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:54:26,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:54:26,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:54:26,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:54:26,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:54:26,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:54:26,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:54:26,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:54:26,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:54:26,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:54:26,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:54:26,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:54:26,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:54:26,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:54:26,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:54:26,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:54:26,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:54:26,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:54:26,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:54:26,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:54:26,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:54:26,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:54:26,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:54:26,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:54:26,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:54:26,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 19:54:26,618 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:54:26,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:54:26,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:54:26,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:54:26,620 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:54:26,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:54:26,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:54:26,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:54:26,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:54:26,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:54:26,624 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 19:54:26,624 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 19:54:26,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:54:26,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:54:26,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:54:26,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:54:26,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:54:26,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:54:26,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:54:26,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:54:26,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:54:26,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:54:26,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:54:26,629 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 19:54:26,629 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 19:54:26,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:54:26,629 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:54:26,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:54:26,633 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 19:54:26,633 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 -> 5c13405d3981235f973788ac0663a0d9dd8091d8 [2019-11-28 19:54:26,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:54:26,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:54:26,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:54:26,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:54:26,970 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:54:26,971 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2019-11-28 19:54:27,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46854f53d/5362cefd588149c0aefbb4198f14ddc7/FLAGee2f2f505 [2019-11-28 19:54:27,958 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:54:27,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2019-11-28 19:54:28,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46854f53d/5362cefd588149c0aefbb4198f14ddc7/FLAGee2f2f505 [2019-11-28 19:54:28,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46854f53d/5362cefd588149c0aefbb4198f14ddc7 [2019-11-28 19:54:28,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:54:28,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:54:28,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:54:28,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:54:28,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:54:28,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:54:28" (1/1) ... [2019-11-28 19:54:28,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f983aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:54:28, skipping insertion in model container [2019-11-28 19:54:28,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:54:28" (1/1) ... [2019-11-28 19:54:28,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:54:28,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:54:31,406 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:54:31,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32ee775e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:54:31, skipping insertion in model container [2019-11-28 19:54:31,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:54:31,409 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:54:31,413 INFO L168 Benchmark]: Toolchain (without parser) took 3010.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. [2019-11-28 19:54:31,414 INFO L168 Benchmark]: CDTParser took 0.79 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 19:54:31,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3007.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. [2019-11-28 19:54:31,418 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 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 3007.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9724]: 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...