./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifeqn2f.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/ifeqn2f.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 3884b3b262378e689f850ed17f0c5d66b4f31aee ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ifeqn2f.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 3884b3b262378e689f850ed17f0c5d66b4f31aee ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:31:17,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:17,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:17,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:17,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:17,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:17,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:17,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:17,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:17,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:17,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:17,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:17,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:17,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:17,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:17,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:17,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:17,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:17,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:17,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:17,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:17,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:17,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:17,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:17,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:17,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:17,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:17,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:17,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:17,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:17,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:17,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:17,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:17,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:17,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:17,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:17,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:17,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:17,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:17,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:17,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:17,873 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:17,915 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:17,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:17,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:17,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:17,922 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:17,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:17,922 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:17,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:17,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:17,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:17,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:17,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:17,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:17,928 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:17,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:17,928 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:17,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:17,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:17,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:17,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:17,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:17,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:17,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:17,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:17,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:17,935 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:17,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:17,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:17,938 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 -> 3884b3b262378e689f850ed17f0c5d66b4f31aee [2019-11-26 16:31:18,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:18,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:18,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:18,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:18,545 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:18,550 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn2f.c [2019-11-26 16:31:18,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c51aa835/2ff7d43fccca4c279688496e4885231c/FLAG87bc5a72b [2019-11-26 16:31:19,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:19,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn2f.c [2019-11-26 16:31:19,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c51aa835/2ff7d43fccca4c279688496e4885231c/FLAG87bc5a72b [2019-11-26 16:31:19,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c51aa835/2ff7d43fccca4c279688496e4885231c [2019-11-26 16:31:19,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:19,885 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:19,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:19,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:19,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:19,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:19" (1/1) ... [2019-11-26 16:31:19,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@741f73c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:19, skipping insertion in model container [2019-11-26 16:31:19,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:19" (1/1) ... [2019-11-26 16:31:19,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:19,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:20,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:20,518 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:20,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:20,700 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:20,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20 WrapperNode [2019-11-26 16:31:20,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:20,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:20,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:20,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:20,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:20,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:20,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:20,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:20,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:20,905 INFO L168 Benchmark]: Toolchain (without parser) took 1009.86 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 16:31:20,917 INFO L168 Benchmark]: CDTParser took 3.71 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 16:31:20,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 813.81 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 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:20,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.85 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 16:31:20,922 INFO L168 Benchmark]: Boogie Preprocessor took 71.61 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:20,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.71 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 813.81 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 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.85 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. * Boogie Preprocessor took 71.61 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:24,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:24,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:24,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:24,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:24,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:24,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:24,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:24,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:24,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:24,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:24,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:24,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:24,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:24,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:24,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:24,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:24,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:24,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:24,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:24,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:24,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:24,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:24,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:24,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:24,905 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:24,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:24,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:24,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:24,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:24,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:24,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:24,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:24,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:24,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:24,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:24,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:24,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:24,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:24,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:24,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:24,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:24,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:24,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:24,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:24,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:24,974 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:24,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:24,975 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:24,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:24,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:24,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:24,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:24,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:24,979 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:24,979 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:24,982 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:24,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:24,982 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:24,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:24,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:24,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:24,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:24,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:24,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:24,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:24,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:24,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:24,988 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:24,989 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:24,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:24,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:24,990 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 -> 3884b3b262378e689f850ed17f0c5d66b4f31aee [2019-11-26 16:31:25,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:25,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:25,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:25,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:25,627 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:25,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn2f.c [2019-11-26 16:31:25,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3370cbaf9/cdc6d3274e1a4284b916cec2740b1787/FLAGe89b248a9 [2019-11-26 16:31:26,828 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:26,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn2f.c [2019-11-26 16:31:26,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3370cbaf9/cdc6d3274e1a4284b916cec2740b1787/FLAGe89b248a9 [2019-11-26 16:31:26,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3370cbaf9/cdc6d3274e1a4284b916cec2740b1787 [2019-11-26 16:31:27,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:27,012 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:27,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:27,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:27,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:27,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:26" (1/1) ... [2019-11-26 16:31:27,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25af3bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27, skipping insertion in model container [2019-11-26 16:31:27,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:26" (1/1) ... [2019-11-26 16:31:27,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:27,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:27,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:27,675 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:27,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:27,906 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:27,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27 WrapperNode [2019-11-26 16:31:27,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:27,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:27,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:27,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:27,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:27,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:28,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:28,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:28,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:28,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:28,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:28,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:28,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:28,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:28,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:28,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:28,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:28,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:28,147 INFO L168 Benchmark]: Toolchain (without parser) took 1133.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.6 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:28,149 INFO L168 Benchmark]: CDTParser took 0.36 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 16:31:28,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 890.15 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 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:28,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.56 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:28,169 INFO L168 Benchmark]: Boogie Preprocessor took 93.63 ms. Allocated memory is still 1.0 GB. Free memory is still 989.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:28,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 890.15 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 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.56 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.63 ms. Allocated memory is still 1.0 GB. Free memory is still 989.6 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...