./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/ofuf_4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_4.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 d9173b5752f2ad7e2ef0e121ccbbcc0f8d06ad57 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_4.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 d9173b5752f2ad7e2ef0e121ccbbcc0f8d06ad57 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:57:04,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:04,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:04,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:04,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:04,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:04,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:04,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:04,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:04,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:04,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:04,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:04,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:04,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:04,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:04,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:04,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:04,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:04,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:04,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:04,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:04,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:04,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:04,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:04,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:04,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:04,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:04,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:04,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:04,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:04,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:04,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:04,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:04,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:04,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:04,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:04,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:04,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:04,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:04,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:04,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:04,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:57:04,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:04,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:04,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:04,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:04,891 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:04,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:04,892 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:04,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:57:04,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:04,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:04,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:04,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:04,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:04,899 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:04,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:04,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:04,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:04,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:04,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:04,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:04,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:04,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:04,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:04,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:04,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:04,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:57:04,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:57:04,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:04,906 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 -> d9173b5752f2ad7e2ef0e121ccbbcc0f8d06ad57 [2019-11-25 22:57:05,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:05,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:05,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:05,577 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:05,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:05,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_4.c [2019-11-25 22:57:05,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27d634da5/20423bdf1b2a420394c0f6d51b9e9b3d/FLAGd0a5466ab [2019-11-25 22:57:06,972 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:06,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_4.c [2019-11-25 22:57:07,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27d634da5/20423bdf1b2a420394c0f6d51b9e9b3d/FLAGd0a5466ab [2019-11-25 22:57:07,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27d634da5/20423bdf1b2a420394c0f6d51b9e9b3d [2019-11-25 22:57:07,058 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:07,060 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:07,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:07,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:07,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:07,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:07" (1/1) ... [2019-11-25 22:57:07,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e3f9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:07, skipping insertion in model container [2019-11-25 22:57:07,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:07" (1/1) ... [2019-11-25 22:57:07,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:07,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:08,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:08,166 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:08,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:08,413 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:08,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08 WrapperNode [2019-11-25 22:57:08,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:08,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:08,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:08,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:08,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:08,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:08,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:08,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:08,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:08,970 INFO L168 Benchmark]: Toolchain (without parser) took 1901.45 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:08,971 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 22:57:08,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1350.56 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:08,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.06 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. [2019-11-25 22:57:08,982 INFO L168 Benchmark]: Boogie Preprocessor took 282.50 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:08,995 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1350.56 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.06 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 282.50 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:57:12,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:12,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:12,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:12,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:12,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:12,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:13,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:13,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:13,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:13,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:13,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:13,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:13,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:13,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:13,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:13,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:13,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:13,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:13,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:13,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:13,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:13,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:13,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:13,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:13,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:13,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:13,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:13,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:13,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:13,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:13,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:13,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:13,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:13,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:13,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:13,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:13,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:13,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:13,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:13,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:13,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:57:13,156 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:13,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:13,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:13,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:13,164 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:13,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:13,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:13,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:13,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:13,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:13,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:13,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:13,172 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:57:13,172 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:57:13,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:13,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:13,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:13,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:13,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:13,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:13,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:13,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:13,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:13,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:13,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:13,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:13,179 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:57:13,179 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:57:13,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:13,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:57:13,183 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 -> d9173b5752f2ad7e2ef0e121ccbbcc0f8d06ad57 [2019-11-25 22:57:13,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:13,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:13,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:13,826 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:13,827 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:13,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_4.c [2019-11-25 22:57:13,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c77655c2/e2e3a872f58f415abf8802063dabfa02/FLAGfc23732ba [2019-11-25 22:57:15,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:15,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_4.c [2019-11-25 22:57:15,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c77655c2/e2e3a872f58f415abf8802063dabfa02/FLAGfc23732ba [2019-11-25 22:57:15,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c77655c2/e2e3a872f58f415abf8802063dabfa02 [2019-11-25 22:57:15,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:15,332 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:15,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:15,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:15,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:15,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:15" (1/1) ... [2019-11-25 22:57:15,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e3f9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:15, skipping insertion in model container [2019-11-25 22:57:15,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:15" (1/1) ... [2019-11-25 22:57:15,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:15,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:16,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:16,428 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:16,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:16,757 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:16,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16 WrapperNode [2019-11-25 22:57:16,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:16,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:16,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:16,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:16,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16" (1/1) ... [2019-11-25 22:57:16,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16" (1/1) ... [2019-11-25 22:57:17,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:17,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:17,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:17,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:17,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16" (1/1) ... [2019-11-25 22:57:17,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16" (1/1) ... [2019-11-25 22:57:17,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16" (1/1) ... [2019-11-25 22:57:17,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16" (1/1) ... [2019-11-25 22:57:17,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16" (1/1) ... [2019-11-25 22:57:17,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16" (1/1) ... [2019-11-25 22:57:17,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:16" (1/1) ... [2019-11-25 22:57:17,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:17,299 INFO L168 Benchmark]: Toolchain (without parser) took 1961.34 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 962.6 MB in the end (delta: -901.8 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:17,301 INFO L168 Benchmark]: CDTParser took 2.51 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. [2019-11-25 22:57:17,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1422.37 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:17,307 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.85 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. [2019-11-25 22:57:17,316 INFO L168 Benchmark]: Boogie Preprocessor took 258.65 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:17,325 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.51 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 1422.37 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 265.85 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 258.65 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.6 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...