./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.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 ce56f2b3083640131d08005211d4752d6d8d0aaf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.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 ce56f2b3083640131d08005211d4752d6d8d0aaf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:52:11,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:52:11,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:52:11,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:52:11,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:52:11,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:52:11,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:52:11,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:52:11,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:52:11,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:52:11,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:52:11,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:52:11,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:52:11,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:52:11,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:52:11,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:52:11,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:52:11,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:52:11,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:52:11,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:52:11,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:52:11,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:52:11,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:52:11,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:52:11,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:52:11,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:52:11,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:52:11,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:52:11,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:52:11,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:52:11,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:52:11,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:52:11,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:52:11,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:52:11,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:52:11,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:52:11,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:52:11,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:52:11,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:52:11,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:52:11,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:52:11,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 23:52:11,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:52:11,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:52:11,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:52:11,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:52:11,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:52:11,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:52:11,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:52:11,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:52:11,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:52:11,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:52:11,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:52:11,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:52:11,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:52:11,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:52:11,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:52:11,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:52:11,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:52:11,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:52:11,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:52:11,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:52:11,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:52:11,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:52:11,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:52:11,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:52:11,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:52:11,819 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:52:11,819 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 -> ce56f2b3083640131d08005211d4752d6d8d0aaf [2019-11-25 23:52:12,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:52:12,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:52:12,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:52:12,311 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:52:12,312 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:52:12,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2019-11-25 23:52:12,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a106d4778/4df2229c26804fbeb84ef76497295b54/FLAGa51324572 [2019-11-25 23:52:13,851 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:52:13,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2019-11-25 23:52:13,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a106d4778/4df2229c26804fbeb84ef76497295b54/FLAGa51324572 [2019-11-25 23:52:13,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a106d4778/4df2229c26804fbeb84ef76497295b54 [2019-11-25 23:52:14,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:52:14,006 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:52:14,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:52:14,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:52:14,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:52:14,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:52:13" (1/1) ... [2019-11-25 23:52:14,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f9b7890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:14, skipping insertion in model container [2019-11-25 23:52:14,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:52:13" (1/1) ... [2019-11-25 23:52:14,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:52:14,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:52:20,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:52:20,246 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:52:21,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:52:23,330 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:52:23,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23 WrapperNode [2019-11-25 23:52:23,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:52:23,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:52:23,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:52:23,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:52:23,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23" (1/1) ... [2019-11-25 23:52:23,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23" (1/1) ... [2019-11-25 23:52:25,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:52:25,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:52:25,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:52:25,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:52:25,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23" (1/1) ... [2019-11-25 23:52:25,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23" (1/1) ... [2019-11-25 23:52:25,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23" (1/1) ... [2019-11-25 23:52:25,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23" (1/1) ... [2019-11-25 23:52:26,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23" (1/1) ... [2019-11-25 23:52:26,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23" (1/1) ... [2019-11-25 23:52:26,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:23" (1/1) ... [2019-11-25 23:52:26,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:52:26,992 INFO L168 Benchmark]: Toolchain (without parser) took 12982.00 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 642.0 MB in the end (delta: 302.5 MB). Peak memory consumption was 302.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:52:26,994 INFO L168 Benchmark]: CDTParser took 0.55 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. [2019-11-25 23:52:26,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9320.58 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 854.0 MB in the end (delta: 90.5 MB). Peak memory consumption was 304.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:52:27,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 1720.27 ms. Allocated memory is still 1.0 GB. Free memory was 854.0 MB in the beginning and 851.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 271.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:52:27,007 INFO L168 Benchmark]: Boogie Preprocessor took 1932.24 ms. Allocated memory is still 1.0 GB. Free memory was 851.3 MB in the beginning and 642.0 MB in the end (delta: 209.3 MB). Peak memory consumption was 209.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:52:27,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 9320.58 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 854.0 MB in the end (delta: 90.5 MB). Peak memory consumption was 304.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1720.27 ms. Allocated memory is still 1.0 GB. Free memory was 854.0 MB in the beginning and 851.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 271.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1932.24 ms. Allocated memory is still 1.0 GB. Free memory was 851.3 MB in the beginning and 642.0 MB in the end (delta: 209.3 MB). Peak memory consumption was 209.3 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 0.1.24-65d6cd2 [2019-11-25 23:52:29,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:52:29,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:52:29,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:52:29,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:52:29,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:52:29,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:52:29,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:52:29,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:52:29,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:52:29,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:52:29,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:52:29,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:52:29,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:52:29,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:52:29,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:52:29,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:52:29,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:52:29,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:52:29,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:52:29,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:52:29,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:52:29,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:52:29,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:52:29,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:52:29,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:52:29,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:52:29,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:52:29,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:52:29,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:52:29,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:52:29,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:52:29,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:52:29,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:52:29,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:52:29,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:52:29,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:52:29,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:52:29,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:52:29,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:52:29,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:52:29,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 23:52:30,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:52:30,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:52:30,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:52:30,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:52:30,029 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:52:30,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:52:30,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:52:30,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:52:30,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:52:30,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:52:30,031 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:52:30,034 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:52:30,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:52:30,034 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:52:30,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:52:30,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:52:30,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:52:30,035 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:52:30,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:52:30,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:52:30,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:52:30,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:52:30,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:52:30,039 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:52:30,039 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:52:30,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:52:30,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:52:30,040 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 23:52:30,040 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 -> ce56f2b3083640131d08005211d4752d6d8d0aaf [2019-11-25 23:52:30,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:52:30,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:52:30,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:52:30,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:52:30,522 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:52:30,526 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2019-11-25 23:52:30,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/654501df4/734ee0ffe7214995a2d39ef152aaf877/FLAGcb8f0e709 [2019-11-25 23:52:32,006 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:52:32,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2019-11-25 23:52:32,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/654501df4/734ee0ffe7214995a2d39ef152aaf877/FLAGcb8f0e709 [2019-11-25 23:52:32,152 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/654501df4/734ee0ffe7214995a2d39ef152aaf877 [2019-11-25 23:52:32,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:52:32,161 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:52:32,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:52:32,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:52:32,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:52:32,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:52:32" (1/1) ... [2019-11-25 23:52:32,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@baaf2af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:32, skipping insertion in model container [2019-11-25 23:52:32,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:52:32" (1/1) ... [2019-11-25 23:52:32,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:52:32,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:52:38,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:52:38,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:52:39,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:52:41,181 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:52:41,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41 WrapperNode [2019-11-25 23:52:41,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:52:41,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:52:41,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:52:41,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:52:41,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41" (1/1) ... [2019-11-25 23:52:41,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41" (1/1) ... [2019-11-25 23:52:42,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:52:42,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:52:42,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:52:42,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:52:42,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41" (1/1) ... [2019-11-25 23:52:42,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41" (1/1) ... [2019-11-25 23:52:43,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41" (1/1) ... [2019-11-25 23:52:43,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41" (1/1) ... [2019-11-25 23:52:43,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41" (1/1) ... [2019-11-25 23:52:44,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41" (1/1) ... [2019-11-25 23:52:44,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:41" (1/1) ... [2019-11-25 23:52:44,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:52:44,730 INFO L168 Benchmark]: Toolchain (without parser) took 12561.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 620.7 MB in the end (delta: 329.6 MB). Peak memory consumption was 329.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:52:44,732 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:52:44,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9019.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 813.5 MB in the end (delta: 136.8 MB). Peak memory consumption was 310.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:52:44,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 1679.58 ms. Allocated memory is still 1.0 GB. Free memory was 813.5 MB in the beginning and 834.5 MB in the end (delta: -21.1 MB). Peak memory consumption was 207.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:52:44,738 INFO L168 Benchmark]: Boogie Preprocessor took 1856.72 ms. Allocated memory is still 1.0 GB. Free memory was 834.5 MB in the beginning and 620.7 MB in the end (delta: 213.9 MB). Peak memory consumption was 213.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:52:44,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9019.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 813.5 MB in the end (delta: 136.8 MB). Peak memory consumption was 310.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1679.58 ms. Allocated memory is still 1.0 GB. Free memory was 813.5 MB in the beginning and 834.5 MB in the end (delta: -21.1 MB). Peak memory consumption was 207.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1856.72 ms. Allocated memory is still 1.0 GB. Free memory was 834.5 MB in the beginning and 620.7 MB in the end (delta: 213.9 MB). Peak memory consumption was 213.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...