./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--vfio--vfio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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--vfio--vfio.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 7260014c6558f5bf084cc0365e7029963d4b076b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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--vfio--vfio.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 7260014c6558f5bf084cc0365e7029963d4b076b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:48:30,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:48:30,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:48:30,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:48:30,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:48:30,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:48:30,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:48:30,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:48:30,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:48:30,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:48:30,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:48:30,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:48:30,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:48:30,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:48:30,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:48:30,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:48:30,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:48:30,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:48:30,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:48:30,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:48:30,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:48:30,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:48:30,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:48:30,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:48:30,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:48:30,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:48:30,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:48:30,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:48:30,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:48:30,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:48:30,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:48:30,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:48:30,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:48:30,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:48:30,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:48:30,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:48:30,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:48:30,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:48:30,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:48:30,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:48:30,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:48:30,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:48:30,842 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:48:30,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:48:30,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:48:30,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:48:30,848 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:48:30,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:48:30,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:48:30,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:48:30,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:48:30,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:48:30,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:48:30,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:48:30,853 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:48:30,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:48:30,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:48:30,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:48:30,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:48:30,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:48:30,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:48:30,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:48:30,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:48:30,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:48:30,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:48:30,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:48:30,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:48:30,857 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:48:30,857 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 -> 7260014c6558f5bf084cc0365e7029963d4b076b [2019-11-27 10:48:31,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:48:31,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:48:31,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:48:31,344 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:48:31,344 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:48:31,347 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--vfio--vfio.ko-entry_point.cil.out.i [2019-11-27 10:48:31,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59c686d0d/b538e8ea58d14af5a94bb874cf9d55bf/FLAG1aca33eaf [2019-11-27 10:48:32,610 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:48:32,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--vfio--vfio.ko-entry_point.cil.out.i [2019-11-27 10:48:32,678 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59c686d0d/b538e8ea58d14af5a94bb874cf9d55bf/FLAG1aca33eaf [2019-11-27 10:48:32,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59c686d0d/b538e8ea58d14af5a94bb874cf9d55bf [2019-11-27 10:48:32,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:48:33,002 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:48:33,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:48:33,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:48:33,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:48:33,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:48:32" (1/1) ... [2019-11-27 10:48:33,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d786972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:33, skipping insertion in model container [2019-11-27 10:48:33,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:48:32" (1/1) ... [2019-11-27 10:48:33,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:48:33,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:48:35,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:48:35,753 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:48:36,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:48:36,613 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:48:36,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36 WrapperNode [2019-11-27 10:48:36,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:48:36,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:48:36,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:48:36,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:48:36,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36" (1/1) ... [2019-11-27 10:48:36,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36" (1/1) ... [2019-11-27 10:48:37,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:48:37,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:48:37,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:48:37,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:48:37,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36" (1/1) ... [2019-11-27 10:48:37,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36" (1/1) ... [2019-11-27 10:48:37,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36" (1/1) ... [2019-11-27 10:48:37,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36" (1/1) ... [2019-11-27 10:48:37,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36" (1/1) ... [2019-11-27 10:48:37,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36" (1/1) ... [2019-11-27 10:48:37,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:36" (1/1) ... [2019-11-27 10:48:37,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:48:37,910 INFO L168 Benchmark]: Toolchain (without parser) took 4904.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 930.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 285.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:37,911 INFO L168 Benchmark]: CDTParser took 0.63 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 10:48:37,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3613.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 787.5 MB in the end (delta: 164.2 MB). Peak memory consumption was 164.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:37,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 509.70 ms. Allocated memory is still 1.0 GB. Free memory was 787.5 MB in the beginning and 747.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:37,917 INFO L168 Benchmark]: Boogie Preprocessor took 776.76 ms. Allocated memory is still 1.0 GB. Free memory was 747.4 MB in the beginning and 930.1 MB in the end (delta: -182.7 MB). Peak memory consumption was 81.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:37,928 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 3613.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 787.5 MB in the end (delta: 164.2 MB). Peak memory consumption was 164.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 509.70 ms. Allocated memory is still 1.0 GB. Free memory was 787.5 MB in the beginning and 747.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 776.76 ms. Allocated memory is still 1.0 GB. Free memory was 747.4 MB in the beginning and 930.1 MB in the end (delta: -182.7 MB). Peak memory consumption was 81.3 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-da95e15 [2019-11-27 10:48:40,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:48:40,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:48:40,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:48:40,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:48:40,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:48:40,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:48:40,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:48:40,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:48:40,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:48:40,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:48:40,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:48:40,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:48:40,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:48:40,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:48:40,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:48:40,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:48:40,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:48:40,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:48:40,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:48:40,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:48:40,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:48:40,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:48:40,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:48:40,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:48:40,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:48:40,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:48:40,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:48:40,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:48:40,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:48:40,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:48:40,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:48:40,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:48:40,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:48:40,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:48:40,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:48:40,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:48:40,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:48:40,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:48:40,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:48:40,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:48:40,928 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:48:40,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:48:40,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:48:40,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:48:40,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:48:40,962 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:48:40,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:48:40,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:48:40,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:48:40,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:48:40,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:48:40,965 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:48:40,966 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:48:40,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:48:40,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:48:40,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:48:40,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:48:40,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:48:40,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:48:40,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:48:40,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:48:40,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:48:40,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:48:40,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:48:40,971 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:48:40,972 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:48:40,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:48:40,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:48:40,974 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:48:40,974 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 -> 7260014c6558f5bf084cc0365e7029963d4b076b [2019-11-27 10:48:41,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:48:41,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:48:41,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:48:41,452 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:48:41,455 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:48:41,456 INFO L428 ainManager$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--vfio--vfio.ko-entry_point.cil.out.i [2019-11-27 10:48:41,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae4e8427/35a05eb2c6694f59b533556204cc9ce8/FLAG5b097613e [2019-11-27 10:48:42,797 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:48:42,799 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--vfio--vfio.ko-entry_point.cil.out.i [2019-11-27 10:48:42,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae4e8427/35a05eb2c6694f59b533556204cc9ce8/FLAG5b097613e [2019-11-27 10:48:43,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae4e8427/35a05eb2c6694f59b533556204cc9ce8 [2019-11-27 10:48:43,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:48:43,132 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:48:43,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:48:43,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:48:43,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:48:43,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:48:43" (1/1) ... [2019-11-27 10:48:43,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d786972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:43, skipping insertion in model container [2019-11-27 10:48:43,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:48:43" (1/1) ... [2019-11-27 10:48:43,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:48:43,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:48:46,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:48:46,143 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:48:46,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:48:47,121 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:48:47,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47 WrapperNode [2019-11-27 10:48:47,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:48:47,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:48:47,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:48:47,129 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:48:47,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:47,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:47,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:48:47,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:48:47,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:48:47,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:48:47,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:47,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:47,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:47,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:48,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:48,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:48,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:48:47" (1/1) ... [2019-11-27 10:48:48,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:48:48,386 INFO L168 Benchmark]: Toolchain (without parser) took 5251.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 924.2 MB in the end (delta: 24.6 MB). Peak memory consumption was 274.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:48,387 INFO L168 Benchmark]: CDTParser took 0.42 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 10:48:48,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3986.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 774.5 MB in the end (delta: 174.3 MB). Peak memory consumption was 174.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:48,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 504.98 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 728.5 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:48,398 INFO L168 Benchmark]: Boogie Preprocessor took 749.49 ms. Allocated memory is still 1.0 GB. Free memory was 728.5 MB in the beginning and 924.2 MB in the end (delta: -195.7 MB). Peak memory consumption was 54.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:48:48,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 3986.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 774.5 MB in the end (delta: 174.3 MB). Peak memory consumption was 174.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 504.98 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 728.5 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 749.49 ms. Allocated memory is still 1.0 GB. Free memory was 728.5 MB in the beginning and 924.2 MB in the end (delta: -195.7 MB). Peak memory consumption was 54.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...