./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.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 2fe5f1182608554da09c919aacf52a31976ca011 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.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 2fe5f1182608554da09c919aacf52a31976ca011 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:25:53,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:25:53,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:25:53,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:25:53,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:25:53,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:25:53,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:25:53,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:25:53,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:25:53,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:25:53,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:25:53,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:25:53,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:25:53,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:25:53,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:25:53,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:25:53,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:25:53,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:25:53,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:25:53,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:25:53,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:25:53,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:25:53,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:25:53,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:25:53,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:25:53,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:25:53,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:25:53,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:25:53,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:25:53,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:25:53,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:25:53,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:25:53,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:25:53,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:25:53,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:25:53,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:25:53,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:25:53,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:25:53,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:25:53,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:25:53,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:25:53,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:25:53,953 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:25:53,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:25:53,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:25:53,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:25:53,963 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:25:53,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:25:53,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:25:53,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:25:53,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:25:53,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:25:53,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:25:53,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:25:53,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:25:53,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:25:53,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:25:53,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:25:53,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:25:53,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:25:53,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:25:53,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:25:53,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:25:53,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:25:53,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:25:53,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:25:53,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:25:53,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:25:53,980 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 -> 2fe5f1182608554da09c919aacf52a31976ca011 [2019-11-27 17:25:54,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:25:54,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:25:54,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:25:54,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:25:54,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:25:54,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2019-11-27 17:25:54,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edc7eccb8/4d8c0b420be144e7a242481cf508c158/FLAG8e3baf9d1 [2019-11-27 17:25:56,933 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:25:56,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2019-11-27 17:25:57,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edc7eccb8/4d8c0b420be144e7a242481cf508c158/FLAG8e3baf9d1 [2019-11-27 17:25:57,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edc7eccb8/4d8c0b420be144e7a242481cf508c158 [2019-11-27 17:25:57,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:25:57,134 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:25:57,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:25:57,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:25:57,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:25:57,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:25:57" (1/1) ... [2019-11-27 17:25:57,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ede87f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:25:57, skipping insertion in model container [2019-11-27 17:25:57,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:25:57" (1/1) ... [2019-11-27 17:25:57,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:25:57,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:26:08,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:26:08,550 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:26:10,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:26:13,611 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:26:13,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13 WrapperNode [2019-11-27 17:26:13,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:26:13,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:26:13,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:26:13,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:26:13,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13" (1/1) ... [2019-11-27 17:26:13,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13" (1/1) ... [2019-11-27 17:26:15,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:26:15,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:26:15,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:26:15,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:26:15,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13" (1/1) ... [2019-11-27 17:26:15,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13" (1/1) ... [2019-11-27 17:26:15,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13" (1/1) ... [2019-11-27 17:26:15,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13" (1/1) ... [2019-11-27 17:26:15,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13" (1/1) ... [2019-11-27 17:26:16,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13" (1/1) ... [2019-11-27 17:26:16,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:13" (1/1) ... [2019-11-27 17:26:16,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:26:16,728 INFO L168 Benchmark]: Toolchain (without parser) took 19591.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 731.9 MB in the end (delta: 212.6 MB). Peak memory consumption was 212.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:16,732 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:26:16,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 16469.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 697.6 MB in the end (delta: 246.9 MB). Peak memory consumption was 306.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:16,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 1420.45 ms. Allocated memory is still 1.0 GB. Free memory was 691.9 MB in the beginning and 839.1 MB in the end (delta: -147.2 MB). Peak memory consumption was 36.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:16,745 INFO L168 Benchmark]: Boogie Preprocessor took 1687.00 ms. Allocated memory is still 1.0 GB. Free memory was 839.1 MB in the beginning and 731.9 MB in the end (delta: 107.2 MB). Peak memory consumption was 107.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:16,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 16469.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 697.6 MB in the end (delta: 246.9 MB). Peak memory consumption was 306.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1420.45 ms. Allocated memory is still 1.0 GB. Free memory was 691.9 MB in the beginning and 839.1 MB in the end (delta: -147.2 MB). Peak memory consumption was 36.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1687.00 ms. Allocated memory is still 1.0 GB. Free memory was 839.1 MB in the beginning and 731.9 MB in the end (delta: 107.2 MB). Peak memory consumption was 107.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:26:21,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:26:21,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:26:21,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:26:21,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:26:21,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:26:21,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:26:21,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:26:21,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:26:21,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:26:21,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:26:21,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:26:21,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:26:21,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:26:21,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:26:21,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:26:21,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:26:21,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:26:21,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:26:21,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:26:21,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:26:21,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:26:21,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:26:21,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:26:21,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:26:21,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:26:21,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:26:21,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:26:21,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:26:21,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:26:21,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:26:21,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:26:21,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:26:21,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:26:21,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:26:21,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:26:21,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:26:21,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:26:21,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:26:21,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:26:21,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:26:21,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:26:21,368 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:26:21,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:26:21,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:26:21,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:26:21,376 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:26:21,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:26:21,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:26:21,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:26:21,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:26:21,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:26:21,381 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:26:21,382 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:26:21,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:26:21,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:26:21,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:26:21,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:26:21,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:26:21,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:26:21,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:26:21,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:26:21,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:26:21,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:26:21,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:26:21,389 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:26:21,390 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:26:21,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:26:21,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:26:21,392 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:26:21,392 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 -> 2fe5f1182608554da09c919aacf52a31976ca011 [2019-11-27 17:26:22,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:26:22,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:26:22,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:26:22,155 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:26:22,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:26:22,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2019-11-27 17:26:22,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c11626f6d/3abb8986c9c34135b095879ee5dc3585/FLAGb36940378 [2019-11-27 17:26:24,514 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:26:24,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2019-11-27 17:26:24,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c11626f6d/3abb8986c9c34135b095879ee5dc3585/FLAGb36940378 [2019-11-27 17:26:24,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c11626f6d/3abb8986c9c34135b095879ee5dc3585 [2019-11-27 17:26:24,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:26:24,719 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:26:24,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:26:24,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:26:24,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:26:24,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:26:24" (1/1) ... [2019-11-27 17:26:24,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d85277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:24, skipping insertion in model container [2019-11-27 17:26:24,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:26:24" (1/1) ... [2019-11-27 17:26:24,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:26:25,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:26:33,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:26:33,775 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:26:35,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:26:39,976 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:26:39,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39 WrapperNode [2019-11-27 17:26:39,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:26:39,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:26:39,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:26:39,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:26:40,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39" (1/1) ... [2019-11-27 17:26:40,269 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39" (1/1) ... [2019-11-27 17:26:41,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:26:41,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:26:41,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:26:41,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:26:41,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39" (1/1) ... [2019-11-27 17:26:41,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39" (1/1) ... [2019-11-27 17:26:41,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39" (1/1) ... [2019-11-27 17:26:41,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39" (1/1) ... [2019-11-27 17:26:42,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39" (1/1) ... [2019-11-27 17:26:42,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39" (1/1) ... [2019-11-27 17:26:42,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:26:39" (1/1) ... [2019-11-27 17:26:43,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:26:43,214 INFO L168 Benchmark]: Toolchain (without parser) took 18487.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 705.8 MB in the end (delta: 238.7 MB). Peak memory consumption was 238.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:43,215 INFO L168 Benchmark]: CDTParser took 3.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:26:43,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 15258.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 939.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 304.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:43,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 1560.28 ms. Allocated memory is still 1.0 GB. Free memory was 939.6 MB in the beginning and 814.1 MB in the end (delta: 125.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:43,223 INFO L168 Benchmark]: Boogie Preprocessor took 1658.86 ms. Allocated memory is still 1.0 GB. Free memory was 814.1 MB in the beginning and 705.8 MB in the end (delta: 108.2 MB). Peak memory consumption was 108.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:26:43,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 15258.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 939.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 304.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1560.28 ms. Allocated memory is still 1.0 GB. Free memory was 939.6 MB in the beginning and 814.1 MB in the end (delta: 125.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1658.86 ms. Allocated memory is still 1.0 GB. Free memory was 814.1 MB in the beginning and 705.8 MB in the end (delta: 108.2 MB). Peak memory consumption was 108.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...