./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 32f26835 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 0.1.24-32f2683 [2019-11-24 20:36:19,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:36:19,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:36:19,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:36:19,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:36:19,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:36:19,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:36:19,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:36:19,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:36:19,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:36:19,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:36:19,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:36:19,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:36:19,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:36:19,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:36:19,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:36:19,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:36:19,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:36:19,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:36:19,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:36:19,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:36:19,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:36:19,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:36:19,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:36:19,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:36:19,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:36:19,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:36:19,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:36:19,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:36:19,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:36:19,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:36:19,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:36:19,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:36:19,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:36:19,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:36:19,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:36:19,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:36:19,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:36:19,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:36:19,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:36:19,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:36:19,770 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:36:19,809 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:36:19,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:36:19,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:36:19,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:36:19,816 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:36:19,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:36:19,819 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:36:19,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:36:19,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:36:19,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:36:19,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:36:19,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:36:19,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:36:19,824 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:36:19,824 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:36:19,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:36:19,825 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:36:19,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:36:19,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:36:19,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:36:19,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:36:19,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:36:19,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:36:19,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:36:19,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:36:19,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:36:19,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:36:19,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:36:19,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:36:19,833 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 [2019-11-24 20:36:20,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:36:20,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:36:20,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:36:20,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:36:20,450 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:36:20,451 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-24 20:36:20,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62d46607e/98f9b5b10938448e9a060e5f1c068bef/FLAG4f5719cf0 [2019-11-24 20:36:21,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:36:21,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-24 20:36:21,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62d46607e/98f9b5b10938448e9a060e5f1c068bef/FLAG4f5719cf0 [2019-11-24 20:36:21,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62d46607e/98f9b5b10938448e9a060e5f1c068bef [2019-11-24 20:36:21,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:36:21,751 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:36:21,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:21,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:36:21,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:36:21,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:21" (1/1) ... [2019-11-24 20:36:21,779 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 24.11 08:36:21, skipping insertion in model container [2019-11-24 20:36:21,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:21" (1/1) ... [2019-11-24 20:36:21,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:36:21,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:36:22,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:22,362 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:36:22,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:22,570 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:36:22,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22 WrapperNode [2019-11-24 20:36:22,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:22,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:22,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:36:22,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:36:22,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:22,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:36:22,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:36:22,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:36:22,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:36:22,755 INFO L168 Benchmark]: Toolchain (without parser) took 985.51 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 991.5 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:22,757 INFO L168 Benchmark]: CDTParser took 2.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:22,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 813.01 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:22,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.92 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:22,762 INFO L168 Benchmark]: Boogie Preprocessor took 61.81 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:22,773 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 813.01 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.92 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.81 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 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 0.1.24-32f2683 [2019-11-24 20:36:26,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:36:26,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:36:26,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:36:26,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:36:26,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:36:26,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:36:26,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:36:26,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:36:26,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:36:26,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:36:26,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:36:26,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:36:26,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:36:26,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:36:26,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:36:26,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:36:26,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:36:26,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:36:26,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:36:26,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:36:26,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:36:26,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:36:26,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:36:26,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:36:26,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:36:26,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:36:26,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:36:26,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:36:26,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:36:26,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:36:26,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:36:26,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:36:26,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:36:26,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:36:26,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:36:26,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:36:26,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:36:26,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:36:26,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:36:26,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:36:26,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:36:26,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:36:26,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:36:26,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:36:26,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:36:26,791 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:36:26,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:36:26,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:36:26,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:36:26,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:36:26,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:36:26,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:36:26,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:36:26,800 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:36:26,801 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:36:26,801 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:36:26,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:36:26,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:36:26,802 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:36:26,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:36:26,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:36:26,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:36:26,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:36:26,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:36:26,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:36:26,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:36:26,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:36:26,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:36:26,808 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:36:26,808 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:36:26,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:36:26,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:36:26,813 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 [2019-11-24 20:36:27,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:36:27,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:36:27,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:36:27,431 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:36:27,435 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:36:27,436 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-24 20:36:27,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e87909c4/591cdd8b8ddf46c4b9ff6cd3f76be8f5/FLAG3c2e8d2f8 [2019-11-24 20:36:28,621 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:36:28,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/max-3-n-u.c [2019-11-24 20:36:28,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e87909c4/591cdd8b8ddf46c4b9ff6cd3f76be8f5/FLAG3c2e8d2f8 [2019-11-24 20:36:28,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e87909c4/591cdd8b8ddf46c4b9ff6cd3f76be8f5 [2019-11-24 20:36:28,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:36:28,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:36:28,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:28,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:36:28,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:36:28,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:28" (1/1) ... [2019-11-24 20:36:28,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:28, skipping insertion in model container [2019-11-24 20:36:28,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:28" (1/1) ... [2019-11-24 20:36:28,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:36:28,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:36:29,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:29,433 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:36:29,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:29,670 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:36:29,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29 WrapperNode [2019-11-24 20:36:29,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:29,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:29,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:36:29,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:36:29,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29" (1/1) ... [2019-11-24 20:36:29,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29" (1/1) ... [2019-11-24 20:36:29,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:29,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:36:29,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:36:29,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:36:29,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29" (1/1) ... [2019-11-24 20:36:29,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29" (1/1) ... [2019-11-24 20:36:29,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29" (1/1) ... [2019-11-24 20:36:29,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29" (1/1) ... [2019-11-24 20:36:29,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29" (1/1) ... [2019-11-24 20:36:29,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29" (1/1) ... [2019-11-24 20:36:29,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:29" (1/1) ... [2019-11-24 20:36:29,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:36:29,860 INFO L168 Benchmark]: Toolchain (without parser) took 1052.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:29,861 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-24 20:36:29,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:29,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.74 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. [2019-11-24 20:36:29,866 INFO L168 Benchmark]: Boogie Preprocessor took 90.18 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:29,885 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 862.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 84.74 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 90.18 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...