./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/gr2006.i --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/loop-lit/gr2006.i -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 76260ed82768318ee6f3ac3cb9cfff5a60080963 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-lit/gr2006.i -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 76260ed82768318ee6f3ac3cb9cfff5a60080963 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:04:16,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:16,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:16,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:16,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:16,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:16,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:16,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:16,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:16,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:16,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:16,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:16,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:16,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:16,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:16,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:16,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:16,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:16,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:16,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:16,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:16,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:16,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:16,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:16,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:16,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:16,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:16,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:16,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:16,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:16,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:16,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:16,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:16,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:16,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:16,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:16,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:16,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:16,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:16,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:16,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:16,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:16,227 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:16,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:16,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:16,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:16,235 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:16,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:16,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:16,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:16,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:16,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:16,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:16,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:16,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:16,242 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:16,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:16,245 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:16,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:16,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:16,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:16,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:16,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:16,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:16,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:16,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:16,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:16,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:16,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:16,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:16,252 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 -> 76260ed82768318ee6f3ac3cb9cfff5a60080963 [2019-11-26 17:04:16,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:16,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:16,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:16,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:16,872 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:16,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gr2006.i [2019-11-26 17:04:17,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412c3693f/31d2d71bf100473a83b4bdd5dd984cba/FLAGf780d1df6 [2019-11-26 17:04:18,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:18,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gr2006.i [2019-11-26 17:04:18,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412c3693f/31d2d71bf100473a83b4bdd5dd984cba/FLAGf780d1df6 [2019-11-26 17:04:18,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412c3693f/31d2d71bf100473a83b4bdd5dd984cba [2019-11-26 17:04:18,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:18,104 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:18,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:18,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:18,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:18,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e81e209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18, skipping insertion in model container [2019-11-26 17:04:18,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:18,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:18,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:18,591 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:18,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:18,666 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:18,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18 WrapperNode [2019-11-26 17:04:18,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:18,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:18,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:18,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:18,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:18,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:18,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:18,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:18,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:18" (1/1) ... [2019-11-26 17:04:18,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:18,856 INFO L168 Benchmark]: Toolchain (without parser) took 747.76 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 996.9 MB in the end (delta: -35.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:18,857 INFO L168 Benchmark]: CDTParser took 0.33 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 17:04:18,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.97 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. [2019-11-26 17:04:18,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.54 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 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:18,866 INFO L168 Benchmark]: Boogie Preprocessor took 32.01 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:18,874 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 567.97 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 142.54 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 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 32.01 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:22,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:22,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:22,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:22,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:22,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:22,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:22,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:22,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:22,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:22,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:22,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:22,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:22,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:22,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:22,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:22,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:22,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:22,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:22,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:22,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:22,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:22,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:22,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:22,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:22,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:22,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:22,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:22,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:22,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:22,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:22,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:22,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:22,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:22,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:22,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:22,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:22,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:22,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:22,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:22,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:22,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:22,914 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:22,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:22,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:22,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:22,924 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:22,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:22,926 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:22,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:22,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:22,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:22,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:22,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:22,932 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:22,932 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:22,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:22,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:22,935 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:22,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:22,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:22,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:22,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:22,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:22,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:22,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:22,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:22,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:22,942 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:22,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:22,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:22,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:22,946 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 -> 76260ed82768318ee6f3ac3cb9cfff5a60080963 [2019-11-26 17:04:23,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:23,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:23,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:23,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:23,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:23,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gr2006.i [2019-11-26 17:04:23,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02c686b48/b845526eee9543e9b3ca10c8c81c73f1/FLAGb1597c0ee [2019-11-26 17:04:24,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:24,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gr2006.i [2019-11-26 17:04:24,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02c686b48/b845526eee9543e9b3ca10c8c81c73f1/FLAGb1597c0ee [2019-11-26 17:04:24,808 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02c686b48/b845526eee9543e9b3ca10c8c81c73f1 [2019-11-26 17:04:24,818 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:24,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:24,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:24,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:24,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:24,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24, skipping insertion in model container [2019-11-26 17:04:24,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:24,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:25,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:25,247 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:25,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:25,317 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:25,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25 WrapperNode [2019-11-26 17:04:25,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:25,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:25,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:25,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:25,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:25,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:25,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:25,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:25,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:25,544 INFO L168 Benchmark]: Toolchain (without parser) took 706.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.7 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:25,546 INFO L168 Benchmark]: CDTParser took 0.38 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 17:04:25,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.87 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:25,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 995.5 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:25,556 INFO L168 Benchmark]: Boogie Preprocessor took 38.00 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:25,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 495.87 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 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 162.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 995.5 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 38.00 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.7 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...