./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/eqn3f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/eqn3f.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 9db60252f2fda843269c9c41b397bfc8388fcff2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/eqn3f.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 9db60252f2fda843269c9c41b397bfc8388fcff2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:12,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:12,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:12,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:12,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:12,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:12,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:12,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:12,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:12,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:12,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:12,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:12,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:12,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:12,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:12,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:12,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:12,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:12,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:12,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:12,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:12,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:12,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:12,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:12,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:12,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:12,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:12,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:12,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:12,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:12,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:12,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:12,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:12,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:12,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:12,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:12,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:12,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:12,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:12,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:12,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:12,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:12,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:12,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:12,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:12,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:12,916 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:12,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:12,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:12,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:12,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:12,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:12,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:12,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:12,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:12,925 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:12,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:12,925 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:12,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:12,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:12,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:12,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:12,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:12,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:12,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:12,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:12,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:12,931 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:12,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:12,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:12,934 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 -> 9db60252f2fda843269c9c41b397bfc8388fcff2 [2019-11-26 16:31:13,511 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:13,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:13,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:13,559 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:13,562 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:13,564 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn3f.c [2019-11-26 16:31:13,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6639db3e7/f88822d24b2041889b92c98d9a331d3b/FLAGf3375d4cc [2019-11-26 16:31:14,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:14,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn3f.c [2019-11-26 16:31:14,841 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6639db3e7/f88822d24b2041889b92c98d9a331d3b/FLAGf3375d4cc [2019-11-26 16:31:14,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6639db3e7/f88822d24b2041889b92c98d9a331d3b [2019-11-26 16:31:14,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:14,903 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:14,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:14,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:14,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:14,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:14,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14, skipping insertion in model container [2019-11-26 16:31:14,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:14,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:15,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:15,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:15,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:15,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:15,633 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:15,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15 WrapperNode [2019-11-26 16:31:15,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:15,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:15,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:15,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:15,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15" (1/1) ... [2019-11-26 16:31:15,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15" (1/1) ... [2019-11-26 16:31:15,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:15,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:15,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:15,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:15,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15" (1/1) ... [2019-11-26 16:31:15,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15" (1/1) ... [2019-11-26 16:31:15,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15" (1/1) ... [2019-11-26 16:31:15,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15" (1/1) ... [2019-11-26 16:31:15,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15" (1/1) ... [2019-11-26 16:31:15,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15" (1/1) ... [2019-11-26 16:31:15,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:15" (1/1) ... [2019-11-26 16:31:15,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:15,799 INFO L168 Benchmark]: Toolchain (without parser) took 892.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:15,805 INFO L168 Benchmark]: CDTParser took 2.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:15,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 729.37 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:15,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.10 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:15,819 INFO L168 Benchmark]: Boogie Preprocessor took 64.94 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:15,833 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 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 729.37 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 80.10 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.94 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:19,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:19,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:19,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:19,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:19,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:19,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:19,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:19,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:19,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:19,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:19,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:19,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:19,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:19,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:19,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:19,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:19,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:19,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:19,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:19,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:19,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:19,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:19,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:19,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:19,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:19,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:19,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:19,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:19,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:19,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:19,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:19,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:19,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:19,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:19,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:19,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:19,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:19,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:19,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:19,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:19,874 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:19,914 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:19,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:19,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:19,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:19,922 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:19,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:19,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:19,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:19,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:19,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:19,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:19,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:19,930 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:19,930 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:19,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:19,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:19,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:19,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:19,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:19,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:19,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:19,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:19,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:19,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:19,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:19,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:19,937 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:19,938 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:19,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:19,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:19,942 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 -> 9db60252f2fda843269c9c41b397bfc8388fcff2 [2019-11-26 16:31:20,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:20,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:20,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:20,556 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:20,559 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:20,561 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn3f.c [2019-11-26 16:31:20,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fbf602cf/593465f0d2844916b7ee755fa187a3d3/FLAG414aa3b66 [2019-11-26 16:31:21,849 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:21,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn3f.c [2019-11-26 16:31:21,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fbf602cf/593465f0d2844916b7ee755fa187a3d3/FLAG414aa3b66 [2019-11-26 16:31:21,909 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fbf602cf/593465f0d2844916b7ee755fa187a3d3 [2019-11-26 16:31:21,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:21,924 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:21,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:21,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:21,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:21,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21, skipping insertion in model container [2019-11-26 16:31:21,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:22,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:22,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:22,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:22,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:22,758 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:22,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22 WrapperNode [2019-11-26 16:31:22,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:22,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:22,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:22,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:22,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:22,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:22,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:22,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:22,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:23,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:23,019 INFO L168 Benchmark]: Toolchain (without parser) took 1094.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:23,026 INFO L168 Benchmark]: CDTParser took 3.00 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:23,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 832.45 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:23,032 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.12 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:23,035 INFO L168 Benchmark]: Boogie Preprocessor took 120.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:23,047 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00 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 832.45 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.12 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...