./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 16:30:32,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:32,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:32,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:32,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:32,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:32,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:32,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:32,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:32,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:32,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:32,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:32,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:32,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:32,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:32,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:32,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:32,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:32,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:32,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:32,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:32,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:32,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:32,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:32,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:32,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:32,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:32,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:32,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:32,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:32,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:32,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:32,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:32,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:32,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:32,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:32,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:32,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:32,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:32,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:32,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:32,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:30:32,916 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:32,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:32,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:32,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:32,924 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:32,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:32,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:32,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:30:32,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:32,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:32,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:32,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:32,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:32,932 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:32,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:32,933 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:32,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:32,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:32,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:32,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:32,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:32,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:32,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:32,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:32,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:32,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:30:32,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:30:32,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:32,940 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 [2019-11-26 16:30:33,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:33,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:33,557 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:33,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:33,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:33,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-26 16:30:33,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e7ded773/6fb9fa2969d543f98c2184da0df4ad31/FLAGecef2e61c [2019-11-26 16:30:34,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:34,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-26 16:30:34,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e7ded773/6fb9fa2969d543f98c2184da0df4ad31/FLAGecef2e61c [2019-11-26 16:30:34,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e7ded773/6fb9fa2969d543f98c2184da0df4ad31 [2019-11-26 16:30:34,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:34,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:34,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:34,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:34,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:34,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:34" (1/1) ... [2019-11-26 16:30:34,901 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 26.11 04:30:34, skipping insertion in model container [2019-11-26 16:30:34,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:34" (1/1) ... [2019-11-26 16:30:34,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:34,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:35,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:35,497 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:35,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:35,718 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:35,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35 WrapperNode [2019-11-26 16:30:35,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:35,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:35,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:35,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:35,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35" (1/1) ... [2019-11-26 16:30:35,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35" (1/1) ... [2019-11-26 16:30:35,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:35,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:35,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:35,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:35,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35" (1/1) ... [2019-11-26 16:30:35,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35" (1/1) ... [2019-11-26 16:30:35,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35" (1/1) ... [2019-11-26 16:30:35,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35" (1/1) ... [2019-11-26 16:30:35,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35" (1/1) ... [2019-11-26 16:30:35,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35" (1/1) ... [2019-11-26 16:30:35,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35" (1/1) ... [2019-11-26 16:30:35,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:35,912 INFO L168 Benchmark]: Toolchain (without parser) took 1027.31 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. [2019-11-26 16:30:35,925 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-26 16:30:35,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 838.73 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. [2019-11-26 16:30:35,929 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.65 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. [2019-11-26 16:30:35,932 INFO L168 Benchmark]: Boogie Preprocessor took 69.24 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. [2019-11-26 16:30:35,943 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 838.73 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 105.65 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 69.24 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:30:39,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:39,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:39,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:39,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:39,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:39,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:39,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:39,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:39,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:39,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:39,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:39,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:39,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:39,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:39,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:39,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:39,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:39,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:39,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:39,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:39,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:39,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:39,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:39,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:39,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:39,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:39,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:39,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:39,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:39,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:39,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:39,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:39,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:39,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:39,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:39,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:39,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:39,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:39,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:39,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:39,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:30:39,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:39,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:39,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:39,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:39,805 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:39,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:39,806 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:39,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:39,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:39,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:39,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:39,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:39,811 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:30:39,813 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:30:39,814 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:39,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:39,814 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:39,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:39,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:39,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:39,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:39,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:39,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:39,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:39,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:39,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:39,820 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:30:39,820 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:30:39,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:39,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:30:39,824 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 [2019-11-26 16:30:40,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:40,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:40,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:40,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:40,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:40,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-26 16:30:40,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb52a4601/e2435e233a4a4147933b402d98df6660/FLAG7675b7bf9 [2019-11-26 16:30:41,761 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:41,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-26 16:30:41,784 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb52a4601/e2435e233a4a4147933b402d98df6660/FLAG7675b7bf9 [2019-11-26 16:30:41,820 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb52a4601/e2435e233a4a4147933b402d98df6660 [2019-11-26 16:30:41,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:41,837 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:41,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:41,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:41,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:41,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:41" (1/1) ... [2019-11-26 16:30:41,860 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 26.11 04:30:41, skipping insertion in model container [2019-11-26 16:30:41,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:41" (1/1) ... [2019-11-26 16:30:41,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:41,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:42,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:42,463 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:42,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:42,678 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:42,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42 WrapperNode [2019-11-26 16:30:42,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:42,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:42,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:42,688 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:42,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42" (1/1) ... [2019-11-26 16:30:42,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42" (1/1) ... [2019-11-26 16:30:42,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:42,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:42,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:42,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:42,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42" (1/1) ... [2019-11-26 16:30:42,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42" (1/1) ... [2019-11-26 16:30:42,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42" (1/1) ... [2019-11-26 16:30:42,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42" (1/1) ... [2019-11-26 16:30:42,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42" (1/1) ... [2019-11-26 16:30:42,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42" (1/1) ... [2019-11-26 16:30:42,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42" (1/1) ... [2019-11-26 16:30:42,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:42,874 INFO L168 Benchmark]: Toolchain (without parser) took 1034.23 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. [2019-11-26 16:30:42,876 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-26 16:30:42,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 838.22 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. [2019-11-26 16:30:42,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.69 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. [2019-11-26 16:30:42,880 INFO L168 Benchmark]: Boogie Preprocessor took 72.11 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. [2019-11-26 16:30:42,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 838.22 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 108.69 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 72.11 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...