./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---kernel--locking--locktorture.ko.cil.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-4.0-rc1-mav/linux-4.0-rc1---kernel--locking--locktorture.ko.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 882b0a61854f64d59267860f4e21b1ab7299433f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-4.0-rc1-mav/linux-4.0-rc1---kernel--locking--locktorture.ko.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 882b0a61854f64d59267860f4e21b1ab7299433f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 11:18:50,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:18:50,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:18:50,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:18:50,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:18:50,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:18:50,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:18:50,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:18:50,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:18:50,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:18:50,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:18:50,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:18:50,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:18:50,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:18:50,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:18:50,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:18:50,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:18:50,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:18:50,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:18:50,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:18:50,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:18:50,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:18:50,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:18:50,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:18:50,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:18:50,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:18:50,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:18:50,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:18:50,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:18:50,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:18:50,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:18:50,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:18:50,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:18:50,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:18:50,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:18:50,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:18:50,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:18:50,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:18:50,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:18:50,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:18:50,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:18:50,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 11:18:50,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:18:50,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:18:50,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:18:50,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:18:50,952 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:18:50,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:18:50,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:18:50,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:18:50,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:18:50,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:18:50,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:18:50,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:18:50,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:18:50,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:18:50,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:18:50,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:18:50,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:18:50,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:18:50,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:18:50,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:18:50,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:18:50,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:18:50,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:18:50,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:18:50,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:18:50,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:18:50,966 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 -> 882b0a61854f64d59267860f4e21b1ab7299433f [2019-11-27 11:18:51,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:18:51,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:18:51,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:18:51,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:18:51,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:18:51,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---kernel--locking--locktorture.ko.cil.i [2019-11-27 11:18:51,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2559526d1/72dbd5e883ec4b7a89fed31b332e99d3/FLAG9715dc8e6 [2019-11-27 11:18:53,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:18:53,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---kernel--locking--locktorture.ko.cil.i [2019-11-27 11:18:53,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2559526d1/72dbd5e883ec4b7a89fed31b332e99d3/FLAG9715dc8e6 [2019-11-27 11:18:53,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2559526d1/72dbd5e883ec4b7a89fed31b332e99d3 [2019-11-27 11:18:53,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:18:53,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:18:53,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:18:53,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:18:53,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:18:53,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:18:53" (1/1) ... [2019-11-27 11:18:53,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@275b90c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:18:53, skipping insertion in model container [2019-11-27 11:18:53,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:18:53" (1/1) ... [2019-11-27 11:18:53,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:18:54,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:18:59,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:18:59,816 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:19:00,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:19:02,312 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:19:02,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02 WrapperNode [2019-11-27 11:19:02,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:19:02,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:19:02,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:19:02,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:19:02,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02" (1/1) ... [2019-11-27 11:19:02,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02" (1/1) ... [2019-11-27 11:19:03,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:19:03,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:19:03,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:19:03,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:19:03,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02" (1/1) ... [2019-11-27 11:19:03,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02" (1/1) ... [2019-11-27 11:19:03,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02" (1/1) ... [2019-11-27 11:19:03,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02" (1/1) ... [2019-11-27 11:19:03,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02" (1/1) ... [2019-11-27 11:19:03,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02" (1/1) ... [2019-11-27 11:19:03,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:02" (1/1) ... [2019-11-27 11:19:03,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:19:03,555 INFO L168 Benchmark]: Toolchain (without parser) took 9835.15 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 876.9 MB in the end (delta: 73.3 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. [2019-11-27 11:19:03,559 INFO L168 Benchmark]: CDTParser took 1.77 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 11:19:03,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8598.96 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 927.9 MB in the end (delta: 22.3 MB). Peak memory consumption was 255.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:19:03,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 688.32 ms. Allocated memory is still 1.0 GB. Free memory was 927.9 MB in the beginning and 899.6 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 12.5 GB. [2019-11-27 11:19:03,568 INFO L168 Benchmark]: Boogie Preprocessor took 539.31 ms. Allocated memory is still 1.0 GB. Free memory was 899.6 MB in the beginning and 876.9 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:19:03,581 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.77 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 8598.96 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 927.9 MB in the end (delta: 22.3 MB). Peak memory consumption was 255.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 688.32 ms. Allocated memory is still 1.0 GB. Free memory was 927.9 MB in the beginning and 899.6 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 539.31 ms. Allocated memory is still 1.0 GB. Free memory was 899.6 MB in the beginning and 876.9 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 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 11:19:07,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:19:07,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:19:07,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:19:07,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:19:07,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:19:07,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:19:07,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:19:07,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:19:07,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:19:07,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:19:07,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:19:07,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:19:07,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:19:07,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:19:07,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:19:07,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:19:07,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:19:07,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:19:07,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:19:07,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:19:07,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:19:07,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:19:07,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:19:07,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:19:07,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:19:07,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:19:07,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:19:07,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:19:07,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:19:07,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:19:07,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:19:07,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:19:07,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:19:07,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:19:07,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:19:07,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:19:07,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:19:07,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:19:07,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:19:07,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:19:07,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 11:19:07,884 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:19:07,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:19:07,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:19:07,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:19:07,893 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:19:07,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:19:07,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:19:07,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:19:07,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:19:07,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:19:07,898 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:19:07,898 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:19:07,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:19:07,901 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:19:07,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:19:07,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:19:07,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:19:07,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:19:07,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:19:07,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:19:07,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:19:07,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:19:07,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:19:07,908 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:19:07,908 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:19:07,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:19:07,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:19:07,912 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 11:19:07,913 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 -> 882b0a61854f64d59267860f4e21b1ab7299433f [2019-11-27 11:19:08,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:19:08,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:19:08,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:19:08,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:19:08,628 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:19:08,629 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---kernel--locking--locktorture.ko.cil.i [2019-11-27 11:19:08,800 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f85001e0/c622539397024bd18391f819811e63d4/FLAG25a3ebc35 [2019-11-27 11:19:10,547 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:19:10,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---kernel--locking--locktorture.ko.cil.i [2019-11-27 11:19:10,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f85001e0/c622539397024bd18391f819811e63d4/FLAG25a3ebc35 [2019-11-27 11:19:10,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f85001e0/c622539397024bd18391f819811e63d4 [2019-11-27 11:19:10,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:19:10,720 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:19:10,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:19:10,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:19:10,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:19:10,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:19:10" (1/1) ... [2019-11-27 11:19:10,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34aca8f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:10, skipping insertion in model container [2019-11-27 11:19:10,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:19:10" (1/1) ... [2019-11-27 11:19:10,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:19:11,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:19:16,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:19:16,310 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:19:16,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:19:17,711 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:19:17,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17 WrapperNode [2019-11-27 11:19:17,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:19:17,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:19:17,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:19:17,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:19:17,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17" (1/1) ... [2019-11-27 11:19:17,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17" (1/1) ... [2019-11-27 11:19:18,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:19:18,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:19:18,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:19:18,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:19:18,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17" (1/1) ... [2019-11-27 11:19:18,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17" (1/1) ... [2019-11-27 11:19:18,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17" (1/1) ... [2019-11-27 11:19:18,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17" (1/1) ... [2019-11-27 11:19:18,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17" (1/1) ... [2019-11-27 11:19:18,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17" (1/1) ... [2019-11-27 11:19:18,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:19:17" (1/1) ... [2019-11-27 11:19:18,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:19:18,400 INFO L168 Benchmark]: Toolchain (without parser) took 7676.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 866.7 MB in the end (delta: 89.3 MB). Peak memory consumption was 89.4 MB. Max. memory is 12.5 GB. [2019-11-27 11:19:18,403 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-27 11:19:18,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6989.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 917.2 MB in the end (delta: 38.8 MB). Peak memory consumption was 260.9 MB. Max. memory is 12.5 GB. [2019-11-27 11:19:18,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 386.55 ms. Allocated memory is still 1.0 GB. Free memory was 917.2 MB in the beginning and 889.2 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:19:18,409 INFO L168 Benchmark]: Boogie Preprocessor took 292.35 ms. Allocated memory is still 1.0 GB. Free memory was 889.2 MB in the beginning and 866.7 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:19:18,415 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 6989.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 917.2 MB in the end (delta: 38.8 MB). Peak memory consumption was 260.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 386.55 ms. Allocated memory is still 1.0 GB. Free memory was 917.2 MB in the beginning and 889.2 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 292.35 ms. Allocated memory is still 1.0 GB. Free memory was 889.2 MB in the beginning and 866.7 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...