./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-multidimensional/max-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-multidimensional/max-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 95c4c0768a065bb180cfb0d8b6ffe24c3eec82e0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/max-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 95c4c0768a065bb180cfb0d8b6ffe24c3eec82e0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:39:17,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:17,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:17,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:17,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:17,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:17,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:17,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:17,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:17,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:17,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:17,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:17,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:17,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:17,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:17,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:17,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:17,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:17,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:17,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:17,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:17,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:17,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:17,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:17,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:17,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:17,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:17,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:17,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:17,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:17,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:17,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:17,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:17,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:17,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:17,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:17,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:17,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:17,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:17,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:17,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:17,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:39:17,963 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:17,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:17,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:17,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:17,972 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:17,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:17,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:17,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:39:17,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:17,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:17,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:17,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:17,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:17,977 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:17,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:17,978 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:17,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:17,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:17,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:17,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:17,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:17,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:17,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:17,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:17,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:17,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:39:17,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:39:17,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:17,987 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 -> 95c4c0768a065bb180cfb0d8b6ffe24c3eec82e0 [2019-11-27 15:39:18,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:18,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:18,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:18,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:18,630 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:18,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-27 15:39:18,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3f02a70/681522b20f1e45f593f1ba4bed10ca80/FLAGa22406802 [2019-11-27 15:39:19,837 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:19,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-27 15:39:19,861 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3f02a70/681522b20f1e45f593f1ba4bed10ca80/FLAGa22406802 [2019-11-27 15:39:19,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3f02a70/681522b20f1e45f593f1ba4bed10ca80 [2019-11-27 15:39:19,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:19,913 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:19,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:19,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:19,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:19,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:19" (1/1) ... [2019-11-27 15:39:19,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:19, skipping insertion in model container [2019-11-27 15:39:19,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:19" (1/1) ... [2019-11-27 15:39:19,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:20,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:20,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:20,512 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:20,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:20,724 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:20,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20 WrapperNode [2019-11-27 15:39:20,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:20,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:20,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:20,730 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:20,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:20,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:20,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:20,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:20,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:20,938 INFO L168 Benchmark]: Toolchain (without parser) took 1017.91 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. [2019-11-27 15:39:20,951 INFO L168 Benchmark]: CDTParser took 0.98 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 15:39:20,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 15:39:20,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.41 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. [2019-11-27 15:39:20,957 INFO L168 Benchmark]: Boogie Preprocessor took 74.24 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. [2019-11-27 15:39:20,967 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 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 810.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 125.41 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 74.24 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 0.1.24-509859d [2019-11-27 15:39:24,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:24,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:24,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:24,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:24,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:24,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:24,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:24,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:24,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:24,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:24,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:24,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:24,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:24,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:24,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:24,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:24,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:24,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:24,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:24,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:24,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:24,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:24,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:24,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:24,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:24,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:24,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:24,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:24,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:24,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:24,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:24,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:24,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:24,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:24,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:24,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:24,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:24,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:24,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:24,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:24,964 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:39:25,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:25,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:25,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:25,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:25,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:25,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:25,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:25,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:25,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:25,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:25,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:25,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:25,016 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:39:25,016 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:39:25,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:25,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:25,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:25,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:25,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:25,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:25,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:25,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:25,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:25,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:25,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:25,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:25,022 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:39:25,023 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:39:25,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:25,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:39:25,025 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 -> 95c4c0768a065bb180cfb0d8b6ffe24c3eec82e0 [2019-11-27 15:39:25,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:25,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:25,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:25,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:25,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:25,651 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-27 15:39:25,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82c74ab68/bba843c03a704593934a3b471ba19d8d/FLAGa410ee1e9 [2019-11-27 15:39:26,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:26,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-27 15:39:26,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82c74ab68/bba843c03a704593934a3b471ba19d8d/FLAGa410ee1e9 [2019-11-27 15:39:26,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82c74ab68/bba843c03a704593934a3b471ba19d8d [2019-11-27 15:39:26,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:26,933 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:26,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:26,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:26,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:26,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:26" (1/1) ... [2019-11-27 15:39:26,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:26, skipping insertion in model container [2019-11-27 15:39:26,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:26" (1/1) ... [2019-11-27 15:39:26,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:27,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:27,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:27,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:27,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:27,796 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:27,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27 WrapperNode [2019-11-27 15:39:27,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:27,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:27,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:27,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:27,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:27,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:27,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:27,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:27,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:27,986 INFO L168 Benchmark]: Toolchain (without parser) took 1050.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:27,987 INFO L168 Benchmark]: CDTParser took 0.39 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 15:39:27,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 863.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:27,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.23 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. [2019-11-27 15:39:27,992 INFO L168 Benchmark]: Boogie Preprocessor took 70.10 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. [2019-11-27 15:39:28,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 863.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.23 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 70.10 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...