./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-multidimensional/max-2-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-2-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 4f9e1b66227ffe38f68241f1937a7ce2a9c68a56 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-2-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 4f9e1b66227ffe38f68241f1937a7ce2a9c68a56 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:30:32,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:32,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:32,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:32,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:32,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:32,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:32,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:32,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:32,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:32,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:32,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:32,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:32,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:32,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:32,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:32,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:32,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:32,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:32,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:32,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:32,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:32,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:32,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:32,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:32,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:32,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:32,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:32,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:32,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:32,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:32,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:32,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:32,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:32,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:32,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:32,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:32,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:32,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:32,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:32,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:32,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:30:32,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:32,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:32,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:32,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:32,900 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:32,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:32,902 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:32,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:30:32,902 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:32,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:32,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:32,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:32,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:32,908 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:32,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:32,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:32,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:32,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:32,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:32,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:32,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:32,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:32,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:32,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:32,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:32,914 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:30:32,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:30:32,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:32,917 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 -> 4f9e1b66227ffe38f68241f1937a7ce2a9c68a56 [2019-11-26 16:30:33,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:33,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:33,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:33,471 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:33,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:33,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/max-2-u.c [2019-11-26 16:30:33,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07e273a2/0f3d37c3dac244269faf83f1acfac44f/FLAGdc59339c8 [2019-11-26 16:30:34,688 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:34,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/max-2-u.c [2019-11-26 16:30:34,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07e273a2/0f3d37c3dac244269faf83f1acfac44f/FLAGdc59339c8 [2019-11-26 16:30:34,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07e273a2/0f3d37c3dac244269faf83f1acfac44f [2019-11-26 16:30:34,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:34,758 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:34,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:34,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:34,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:34,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:34" (1/1) ... [2019-11-26 16:30:34,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 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 16:30:34,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:34" (1/1) ... [2019-11-26 16:30:34,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:34,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:35,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:35,297 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:35,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:35,500 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:35,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:35 WrapperNode [2019-11-26 16:30:35,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:35,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:35,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:35,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:35,531 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 16:30:35,553 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 16:30:35,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:35,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:35,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:35,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:35,616 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 16:30:35,617 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 16:30:35,632 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 16:30:35,633 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 16:30:35,647 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 16:30:35,666 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 16:30:35,674 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 16:30:35,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:35,687 INFO L168 Benchmark]: Toolchain (without parser) took 923.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:35,700 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-11-26 16:30:35,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 748.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:35,708 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.91 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:35,711 INFO L168 Benchmark]: Boogie Preprocessor took 73.67 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:35,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 748.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.91 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.67 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:30:39,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:39,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:39,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:39,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:39,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:39,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:39,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:39,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:39,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:39,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:39,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:39,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:39,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:39,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:39,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:39,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:39,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:39,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:39,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:39,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:39,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:39,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:39,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:39,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:39,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:39,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:39,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:39,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:39,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:39,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:39,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:39,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:39,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:39,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:39,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:39,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:39,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:39,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:39,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:39,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:39,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:30:39,852 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:39,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:39,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:39,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:39,858 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:39,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:39,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:39,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:39,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:39,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:39,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:39,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:39,866 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:30:39,866 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:30:39,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:39,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:39,869 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:39,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:39,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:39,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:39,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:39,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:39,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:39,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:39,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:39,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:39,874 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:30:39,874 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:30:39,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:39,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:30:39,878 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 -> 4f9e1b66227ffe38f68241f1937a7ce2a9c68a56 [2019-11-26 16:30:40,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:40,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:40,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:40,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:40,447 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:40,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/max-2-u.c [2019-11-26 16:30:40,616 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4eef2ac/978bc79485814c769348e55596ec42e5/FLAG3212ef9b0 [2019-11-26 16:30:41,650 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:41,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/max-2-u.c [2019-11-26 16:30:41,664 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4eef2ac/978bc79485814c769348e55596ec42e5/FLAG3212ef9b0 [2019-11-26 16:30:41,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4eef2ac/978bc79485814c769348e55596ec42e5 [2019-11-26 16:30:41,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:41,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:41,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:41,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:41,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:41,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:41" (1/1) ... [2019-11-26 16:30:41,737 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 04:30:41, skipping insertion in model container [2019-11-26 16:30:41,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:41" (1/1) ... [2019-11-26 16:30:41,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:41,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:42,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:42,273 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:42,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:42,481 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:42,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:42 WrapperNode [2019-11-26 16:30:42,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:42,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:42,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:42,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:42,506 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 16:30:42,537 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 16:30:42,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:42,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:42,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:42,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:42,604 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 16:30:42,604 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 16:30:42,617 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 16:30:42,617 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 16:30:42,635 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 16:30:42,641 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 16:30:42,650 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 16:30:42,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:42,660 INFO L168 Benchmark]: Toolchain (without parser) took 944.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:42,662 INFO L168 Benchmark]: CDTParser took 2.31 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. [2019-11-26 16:30:42,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:42,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.02 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. [2019-11-26 16:30:42,667 INFO L168 Benchmark]: Boogie Preprocessor took 62.58 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. [2019-11-26 16:30:42,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 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 766.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.02 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 62.58 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...