./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-multidimensional/min-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/array-multidimensional/min-3-n-u.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 6fd867e63038658df28e7c6e8afa09eb1914f70f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-multidimensional/min-3-n-u.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash 6fd867e63038658df28e7c6e8afa09eb1914f70f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:22:20,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:22:20,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:22:20,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:22:20,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:22:20,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:22:20,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:22:20,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:22:20,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:22:20,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:22:20,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:22:20,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:22:20,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:22:20,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:22:20,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:22:20,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:22:20,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:22:20,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:22:20,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:22:20,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:22:20,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:22:20,763 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:22:20,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:22:20,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:22:20,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:22:20,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:22:20,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:22:20,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:22:20,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:22:20,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:22:20,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:22:20,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:22:20,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:22:20,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:22:20,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:22:20,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:22:20,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:22:20,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:22:20,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:22:20,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:22:20,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:22:20,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:22:20,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:22:20,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:22:20,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:22:20,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:22:20,861 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:22:20,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:22:20,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:22:20,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:22:20,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:22:20,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:22:20,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:22:20,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:22:20,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:22:20,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:22:20,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:22:20,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:22:20,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:22:20,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:22:20,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:22:20,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:22:20,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:22:20,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:22:20,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:22:20,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:22:20,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:22:20,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:22:20,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:22:20,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:22:20,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fd867e63038658df28e7c6e8afa09eb1914f70f [2019-11-25 22:22:21,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:22:21,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:22:21,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:22:21,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:22:21,587 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:22:21,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/min-3-n-u.c [2019-11-25 22:22:21,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aca7890a4/1fb5a27be3584ea59492bc337852ac8a/FLAG93a251265 [2019-11-25 22:22:22,822 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:22:22,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/min-3-n-u.c [2019-11-25 22:22:22,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aca7890a4/1fb5a27be3584ea59492bc337852ac8a/FLAG93a251265 [2019-11-25 22:22:22,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aca7890a4/1fb5a27be3584ea59492bc337852ac8a [2019-11-25 22:22:22,888 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:22:22,893 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:22:22,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:22,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:22:22,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:22:22,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:22" (1/1) ... [2019-11-25 22:22:22,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:22, skipping insertion in model container [2019-11-25 22:22:22,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:22" (1/1) ... [2019-11-25 22:22:22,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:22:22,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:22:23,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:23,485 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:22:23,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:23,708 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:22:23,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23 WrapperNode [2019-11-25 22:22:23,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:23,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:23,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:22:23,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:22:23,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23" (1/1) ... [2019-11-25 22:22:23,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23" (1/1) ... [2019-11-25 22:22:23,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:23,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:22:23,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:22:23,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:22:23,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23" (1/1) ... [2019-11-25 22:22:23,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23" (1/1) ... [2019-11-25 22:22:23,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23" (1/1) ... [2019-11-25 22:22:23,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23" (1/1) ... [2019-11-25 22:22:23,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23" (1/1) ... [2019-11-25 22:22:23,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23" (1/1) ... [2019-11-25 22:22:23,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:23" (1/1) ... [2019-11-25 22:22:23,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:22:23,967 INFO L168 Benchmark]: Toolchain (without parser) took 1060.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:23,971 INFO L168 Benchmark]: CDTParser took 0.41 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 22:22:23,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:23,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.80 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:23,979 INFO L168 Benchmark]: Boogie Preprocessor took 98.17 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:23,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 817.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.80 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.17 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. 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 22:22:27,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:22:27,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:22:27,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:22:27,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:22:27,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:22:27,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:22:27,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:22:27,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:22:27,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:22:27,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:22:27,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:22:27,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:22:27,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:22:27,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:22:27,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:22:27,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:22:27,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:22:27,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:22:27,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:22:27,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:22:27,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:22:27,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:22:27,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:22:27,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:22:27,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:22:27,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:22:27,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:22:27,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:22:27,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:22:27,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:22:27,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:22:27,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:22:27,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:22:27,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:22:27,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:22:27,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:22:27,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:22:27,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:22:27,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:22:27,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:22:27,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:22:28,050 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:22:28,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:22:28,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:22:28,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:22:28,063 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:22:28,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:22:28,065 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:22:28,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:22:28,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:22:28,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:22:28,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:22:28,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:22:28,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:22:28,073 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:22:28,073 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:22:28,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:22:28,074 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:22:28,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:22:28,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:22:28,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:22:28,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:22:28,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:22:28,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:22:28,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:22:28,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:22:28,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:22:28,081 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:22:28,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:22:28,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:22:28,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:22:28,086 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fd867e63038658df28e7c6e8afa09eb1914f70f [2019-11-25 22:22:28,732 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:22:28,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:22:28,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:22:28,776 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:22:28,779 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:22:28,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/min-3-n-u.c [2019-11-25 22:22:28,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8954d292/de53a1d32931457cb988317cfbd906e0/FLAGafdc6a321 [2019-11-25 22:22:29,935 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:22:29,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/min-3-n-u.c [2019-11-25 22:22:29,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8954d292/de53a1d32931457cb988317cfbd906e0/FLAGafdc6a321 [2019-11-25 22:22:30,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8954d292/de53a1d32931457cb988317cfbd906e0 [2019-11-25 22:22:30,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:22:30,127 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:22:30,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:30,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:22:30,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:22:30,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:30,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30, skipping insertion in model container [2019-11-25 22:22:30,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:30,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:22:30,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:22:30,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:30,730 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:22:30,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:30,959 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:22:30,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30 WrapperNode [2019-11-25 22:22:30,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:30,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:30,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:22:30,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:22:31,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:31,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:31,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:31,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:22:31,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:22:31,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:22:31,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:31,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:31,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:31,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:31,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:31,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:31,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:30" (1/1) ... [2019-11-25 22:22:31,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:22:31,234 INFO L168 Benchmark]: Toolchain (without parser) took 1102.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 990.0 MB in the end (delta: -29.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:31,237 INFO L168 Benchmark]: CDTParser took 0.43 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 22:22:31,240 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:31,242 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:31,246 INFO L168 Benchmark]: Boogie Preprocessor took 114.13 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 990.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:31,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 826.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.13 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 990.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...