./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-industry-pattern/ofuf_5.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 658fb86b778ce736cacc34b3e32f0de13d67d4be ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-industry-pattern/ofuf_5.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 658fb86b778ce736cacc34b3e32f0de13d67d4be .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:52:05,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:05,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:05,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:05,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:05,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:05,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:05,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:05,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:05,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:05,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:05,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:05,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:05,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:05,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:05,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:05,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:05,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:05,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:05,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:05,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:05,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:05,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:05,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:05,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:05,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:05,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:05,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:05,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:05,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:05,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:05,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:05,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:05,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:05,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:05,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:05,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:05,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:05,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:05,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:05,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:05,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:05,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:05,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:05,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:05,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:05,846 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:05,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:05,847 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:05,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:05,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:05,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:05,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:05,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:05,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:05,853 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:05,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:05,854 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:05,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:05,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:05,855 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:05,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:05,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:05,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:05,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:05,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:05,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:05,859 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:05,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:05,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:05,861 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 -> 658fb86b778ce736cacc34b3e32f0de13d67d4be [2019-11-27 09:52:06,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:06,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:06,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:06,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:06,480 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:06,481 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2019-11-27 09:52:06,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82e374c5/832033435eef4ca597b3dcf2231e005a/FLAG1ab92411b [2019-11-27 09:52:07,885 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:07,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2019-11-27 09:52:07,919 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82e374c5/832033435eef4ca597b3dcf2231e005a/FLAG1ab92411b [2019-11-27 09:52:07,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82e374c5/832033435eef4ca597b3dcf2231e005a [2019-11-27 09:52:07,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:07,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:07,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:07,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:07,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:07,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91324ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07, skipping insertion in model container [2019-11-27 09:52:07,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:08,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:08,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:08,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:08,983 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:09,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:09,196 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:09,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09 WrapperNode [2019-11-27 09:52:09,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:09,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:09,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:09,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:09,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:09,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:09,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:09,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:09,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:09,644 INFO L168 Benchmark]: Toolchain (without parser) took 1670.05 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 966.9 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:09,648 INFO L168 Benchmark]: CDTParser took 1.33 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. [2019-11-27 09:52:09,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1225.30 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 984.1 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:09,652 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.98 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:09,656 INFO L168 Benchmark]: Boogie Preprocessor took 221.91 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:09,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 1225.30 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 984.1 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.98 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.91 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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-da95e15 [2019-11-27 09:52:13,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:13,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:13,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:13,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:13,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:13,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:13,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:13,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:13,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:13,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:13,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:13,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:13,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:13,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:13,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:13,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:13,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:13,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:13,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:13,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:13,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:13,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:13,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:13,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:13,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:13,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:13,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:13,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:13,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:13,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:13,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:13,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:13,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:13,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:13,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:13,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:13,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:13,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:13,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:13,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:13,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:13,840 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:13,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:13,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:13,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:13,850 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:13,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:13,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:13,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:13,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:13,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:13,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:13,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:13,859 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:13,860 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:13,860 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:13,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:13,862 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:13,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:13,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:13,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:13,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:13,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:13,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:13,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:13,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:13,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:13,870 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:13,870 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:13,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:13,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:13,873 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 -> 658fb86b778ce736cacc34b3e32f0de13d67d4be [2019-11-27 09:52:14,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:14,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:14,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:14,549 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:14,553 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:14,555 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2019-11-27 09:52:14,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2d4b93f/9ef22e4358484ec8848e1a1247d601f0/FLAGf8db3af7b [2019-11-27 09:52:15,837 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:15,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2019-11-27 09:52:15,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2d4b93f/9ef22e4358484ec8848e1a1247d601f0/FLAGf8db3af7b [2019-11-27 09:52:15,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2d4b93f/9ef22e4358484ec8848e1a1247d601f0 [2019-11-27 09:52:15,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:15,921 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:15,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:15,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:15,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:15,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91324ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15, skipping insertion in model container [2019-11-27 09:52:15,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:16,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:16,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:17,021 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:17,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:17,357 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:17,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17 WrapperNode [2019-11-27 09:52:17,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:17,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:17,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:17,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:17,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:17,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:17,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:17,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:17,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:17,907 INFO L168 Benchmark]: Toolchain (without parser) took 1982.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.4 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:17,910 INFO L168 Benchmark]: CDTParser took 1.58 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 09:52:17,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1432.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 974.1 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:17,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.87 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:17,917 INFO L168 Benchmark]: Boogie Preprocessor took 259.67 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:17,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 1432.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 974.1 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.87 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 259.67 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 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...