./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/eqn3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/eqn3.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 b1c1f6c9451b3575dac70c0f31be9e9d576f8cfb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eqn3.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 b1c1f6c9451b3575dac70c0f31be9e9d576f8cfb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:08,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:08,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:08,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:08,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:08,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:08,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:08,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:08,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:08,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:08,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:08,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:08,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:08,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:08,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:08,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:08,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:08,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:08,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:08,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:08,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:08,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:08,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:08,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:08,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:08,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:08,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:08,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:08,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:08,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:08,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:08,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:08,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:08,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:08,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:08,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:08,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:08,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:08,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:08,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:08,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:08,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:18:08,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:08,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:08,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:08,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:08,822 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:08,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:08,824 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:08,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:18:08,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:08,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:08,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:08,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:08,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:08,830 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:08,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:08,831 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:08,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:08,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:08,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:08,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:08,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:08,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:08,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:08,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:08,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:08,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:18:08,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:18:08,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:08,840 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 -> b1c1f6c9451b3575dac70c0f31be9e9d576f8cfb [2019-11-27 09:18:09,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:09,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:09,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:09,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:09,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:09,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn3.c [2019-11-27 09:18:09,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0455389f/b6916e4adad34ddcbe8c4144959fd0f3/FLAG807dac47b [2019-11-27 09:18:10,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:10,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn3.c [2019-11-27 09:18:10,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0455389f/b6916e4adad34ddcbe8c4144959fd0f3/FLAG807dac47b [2019-11-27 09:18:10,811 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0455389f/b6916e4adad34ddcbe8c4144959fd0f3 [2019-11-27 09:18:10,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:10,823 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:10,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:10,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:10,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:10,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:10" (1/1) ... [2019-11-27 09:18:10,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:10, skipping insertion in model container [2019-11-27 09:18:10,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:10" (1/1) ... [2019-11-27 09:18:10,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:10,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:11,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:11,431 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:11,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:11,607 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:11,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11 WrapperNode [2019-11-27 09:18:11,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:11,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:11,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:11,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:11,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11" (1/1) ... [2019-11-27 09:18:11,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11" (1/1) ... [2019-11-27 09:18:11,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:11,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:11,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:11,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:11,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11" (1/1) ... [2019-11-27 09:18:11,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11" (1/1) ... [2019-11-27 09:18:11,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11" (1/1) ... [2019-11-27 09:18:11,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11" (1/1) ... [2019-11-27 09:18:11,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11" (1/1) ... [2019-11-27 09:18:11,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11" (1/1) ... [2019-11-27 09:18:11,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:11" (1/1) ... [2019-11-27 09:18:11,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:11,796 INFO L168 Benchmark]: Toolchain (without parser) took 968.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:11,800 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:11,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:11,819 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.99 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. [2019-11-27 09:18:11,823 INFO L168 Benchmark]: Boogie Preprocessor took 69.05 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. [2019-11-27 09:18:11,831 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 784.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 105.99 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 69.05 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-da95e15 [2019-11-27 09:18:15,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:15,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:15,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:15,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:15,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:15,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:15,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:15,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:15,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:15,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:15,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:15,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:15,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:15,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:15,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:15,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:15,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:15,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:15,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:15,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:15,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:15,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:15,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:15,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:15,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:15,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:15,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:15,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:15,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:15,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:15,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:15,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:15,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:15,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:15,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:15,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:15,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:15,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:15,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:15,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:15,833 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:15,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:15,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:15,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:15,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:15,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:15,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:15,885 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:15,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:15,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:15,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:15,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:15,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:15,892 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:15,893 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:15,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:15,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:15,894 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:15,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:15,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:15,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:15,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:15,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:15,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:15,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:15,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:15,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:15,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:15,899 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:15,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:15,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:15,902 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 -> b1c1f6c9451b3575dac70c0f31be9e9d576f8cfb [2019-11-27 09:18:16,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:16,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:16,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:16,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:16,585 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:16,586 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn3.c [2019-11-27 09:18:16,741 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bf645d8e/a56ef60bfd3f4d6981d266535e0690ea/FLAG26446a9a3 [2019-11-27 09:18:17,810 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:17,811 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn3.c [2019-11-27 09:18:17,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bf645d8e/a56ef60bfd3f4d6981d266535e0690ea/FLAG26446a9a3 [2019-11-27 09:18:17,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bf645d8e/a56ef60bfd3f4d6981d266535e0690ea [2019-11-27 09:18:17,879 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:17,881 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:17,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:17,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:17,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:17,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,905 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 27.11 09:18:17, skipping insertion in model container [2019-11-27 09:18:17,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:17,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:18,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:18,540 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:18,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:18,747 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:18,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18 WrapperNode [2019-11-27 09:18:18,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:18,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:18,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:18,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:18,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18" (1/1) ... [2019-11-27 09:18:18,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18" (1/1) ... [2019-11-27 09:18:18,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:18,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:18,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:18,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:18,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18" (1/1) ... [2019-11-27 09:18:18,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18" (1/1) ... [2019-11-27 09:18:18,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18" (1/1) ... [2019-11-27 09:18:18,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18" (1/1) ... [2019-11-27 09:18:18,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18" (1/1) ... [2019-11-27 09:18:18,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18" (1/1) ... [2019-11-27 09:18:18,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:18" (1/1) ... [2019-11-27 09:18:18,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:18,957 INFO L168 Benchmark]: Toolchain (without parser) took 1071.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:18,959 INFO L168 Benchmark]: CDTParser took 2.70 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:18,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 868.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:18,964 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.63 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:18,968 INFO L168 Benchmark]: Boogie Preprocessor took 80.71 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:18,982 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.70 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 868.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.63 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.71 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...