./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/mono-crafted_6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops-crafted-1/mono-crafted_6.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 5b75cdff587f1dca40251f4ced0aff5c928a39ac ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/loops-crafted-1/mono-crafted_6.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 5b75cdff587f1dca40251f4ced0aff5c928a39ac .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:14:11,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:11,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:11,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:11,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:11,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:11,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:11,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:11,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:11,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:11,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:11,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:11,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:11,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:11,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:11,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:11,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:11,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:11,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:11,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:11,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:11,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:11,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:11,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:11,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:11,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:11,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:11,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:11,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:11,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:11,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:11,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:11,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:11,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:11,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:11,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:11,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:11,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:11,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:11,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:11,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:11,872 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:14:11,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:11,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:11,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:11,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:11,936 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:11,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:11,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:11,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:14:11,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:11,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:11,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:11,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:11,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:11,941 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:11,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:11,945 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:11,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:11,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:11,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:11,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:11,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:11,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:11,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:11,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:11,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:11,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:14:11,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:14:11,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:11,952 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 -> 5b75cdff587f1dca40251f4ced0aff5c928a39ac [2019-11-27 16:14:12,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:12,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:12,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:12,530 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:12,532 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:12,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/mono-crafted_6.c [2019-11-27 16:14:12,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e15666c3f/fb935eedd33c475f9962c4f4b7c9716b/FLAGa3de3eed9 [2019-11-27 16:14:13,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:13,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/mono-crafted_6.c [2019-11-27 16:14:13,784 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e15666c3f/fb935eedd33c475f9962c4f4b7c9716b/FLAGa3de3eed9 [2019-11-27 16:14:13,827 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e15666c3f/fb935eedd33c475f9962c4f4b7c9716b [2019-11-27 16:14:13,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:13,838 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:13,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:13,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:13,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:13,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:13" (1/1) ... [2019-11-27 16:14:13,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:13, skipping insertion in model container [2019-11-27 16:14:13,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:13" (1/1) ... [2019-11-27 16:14:13,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:13,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:14,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:14,412 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:14,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:14,494 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:14,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14 WrapperNode [2019-11-27 16:14:14,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:14,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:14,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:14,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:14,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14" (1/1) ... [2019-11-27 16:14:14,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14" (1/1) ... [2019-11-27 16:14:14,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:14,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:14,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:14,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:14,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14" (1/1) ... [2019-11-27 16:14:14,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14" (1/1) ... [2019-11-27 16:14:14,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14" (1/1) ... [2019-11-27 16:14:14,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14" (1/1) ... [2019-11-27 16:14:14,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14" (1/1) ... [2019-11-27 16:14:14,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14" (1/1) ... [2019-11-27 16:14:14,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:14" (1/1) ... [2019-11-27 16:14:14,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:14,728 INFO L168 Benchmark]: Toolchain (without parser) took 887.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:14,732 INFO L168 Benchmark]: CDTParser took 0.53 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. [2019-11-27 16:14:14,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.10 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:14,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:14,752 INFO L168 Benchmark]: Boogie Preprocessor took 44.38 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:14,766 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 656.10 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 44.38 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:14:18,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:18,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:18,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:18,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:18,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:18,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:18,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:18,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:18,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:18,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:18,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:18,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:18,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:18,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:18,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:18,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:18,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:18,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:18,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:18,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:18,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:18,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:18,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:18,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:18,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:18,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:18,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:18,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:18,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:18,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:18,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:18,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:18,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:18,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:18,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:18,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:18,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:18,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:18,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:18,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:18,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:14:19,006 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:19,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:19,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:19,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:19,015 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:19,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:19,016 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:19,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:19,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:19,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:19,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:19,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:19,023 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:14:19,024 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:14:19,024 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:19,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:19,024 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:19,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:19,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:19,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:19,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:19,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:19,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:19,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:19,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:19,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:19,030 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:14:19,030 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:14:19,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:19,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:14:19,035 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 -> 5b75cdff587f1dca40251f4ced0aff5c928a39ac [2019-11-27 16:14:19,607 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:19,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:19,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:19,653 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:19,654 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:19,657 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/mono-crafted_6.c [2019-11-27 16:14:19,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a79f47d5/a37a9255f8e84151994d2f579ab37105/FLAG30955c7f1 [2019-11-27 16:14:20,862 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:20,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/mono-crafted_6.c [2019-11-27 16:14:20,880 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a79f47d5/a37a9255f8e84151994d2f579ab37105/FLAG30955c7f1 [2019-11-27 16:14:20,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a79f47d5/a37a9255f8e84151994d2f579ab37105 [2019-11-27 16:14:20,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:20,935 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:20,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:20,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:20,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:20,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:20" (1/1) ... [2019-11-27 16:14:20,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:20, skipping insertion in model container [2019-11-27 16:14:20,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:20" (1/1) ... [2019-11-27 16:14:20,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:21,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:21,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:21,516 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:21,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:21,595 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:21,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21 WrapperNode [2019-11-27 16:14:21,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:21,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:21,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:21,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:21,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21" (1/1) ... [2019-11-27 16:14:21,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21" (1/1) ... [2019-11-27 16:14:21,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:21,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:21,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:21,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:21,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21" (1/1) ... [2019-11-27 16:14:21,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21" (1/1) ... [2019-11-27 16:14:21,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21" (1/1) ... [2019-11-27 16:14:21,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21" (1/1) ... [2019-11-27 16:14:21,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21" (1/1) ... [2019-11-27 16:14:21,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21" (1/1) ... [2019-11-27 16:14:21,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:21" (1/1) ... [2019-11-27 16:14:21,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:21,874 INFO L168 Benchmark]: Toolchain (without parser) took 933.07 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. [2019-11-27 16:14:21,878 INFO L168 Benchmark]: CDTParser took 2.46 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. [2019-11-27 16:14:21,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.17 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:21,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:21,887 INFO L168 Benchmark]: Boogie Preprocessor took 72.68 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. [2019-11-27 16:14:21,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.46 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 659.17 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.68 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...