./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-new/gauss_sum.i --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/loop-new/gauss_sum.i -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 a235c453e8d82f15e0f227470cffc0947c40dcd4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-new/gauss_sum.i -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 a235c453e8d82f15e0f227470cffc0947c40dcd4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:04:24,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:24,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:24,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:24,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:24,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:24,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:24,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:24,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:24,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:24,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:24,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:24,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:24,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:24,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:24,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:24,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:24,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:24,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:24,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:24,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:24,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:24,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:24,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:24,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:24,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:24,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:24,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:24,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:24,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:24,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:24,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:24,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:24,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:24,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:24,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:24,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:24,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:24,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:24,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:24,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:24,812 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:24,855 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:24,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:24,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:24,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:24,861 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:24,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:24,864 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:24,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:24,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:24,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:24,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:24,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:24,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:24,871 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:24,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:24,871 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:24,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:24,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:24,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:24,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:24,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:24,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:24,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:24,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:24,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:24,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:24,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:24,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:24,876 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 -> a235c453e8d82f15e0f227470cffc0947c40dcd4 [2019-11-26 17:04:25,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:25,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:25,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:25,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:25,567 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:25,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i [2019-11-26 17:04:25,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf92be828/2ea0630e9f9f4fb29ef1a45d5308d890/FLAGeaf14057a [2019-11-26 17:04:26,810 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:26,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i [2019-11-26 17:04:26,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf92be828/2ea0630e9f9f4fb29ef1a45d5308d890/FLAGeaf14057a [2019-11-26 17:04:26,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf92be828/2ea0630e9f9f4fb29ef1a45d5308d890 [2019-11-26 17:04:26,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:26,882 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:26,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:26,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:26,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:26,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e81e209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:26, skipping insertion in model container [2019-11-26 17:04:26,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:26" (1/1) ... [2019-11-26 17:04:26,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:26,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:27,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:27,423 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:27,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:27,500 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:27,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27 WrapperNode [2019-11-26 17:04:27,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:27,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:27,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:27,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:27,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:27,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:27,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:27,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:27,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:27,742 INFO L168 Benchmark]: Toolchain (without parser) took 858.76 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. [2019-11-26 17:04:27,746 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 17:04:27,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.16 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:27,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:27,754 INFO L168 Benchmark]: Boogie Preprocessor took 52.45 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:27,762 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 620.16 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 52.45 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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 17:04:31,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:31,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:31,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:31,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:31,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:31,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:31,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:31,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:31,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:31,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:31,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:31,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:31,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:31,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:31,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:31,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:31,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:31,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:31,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:31,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:31,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:31,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:31,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:31,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:31,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:31,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:31,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:31,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:31,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:31,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:31,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:31,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:31,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:31,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:31,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:31,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:31,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:31,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:31,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:31,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:31,751 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:31,788 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:31,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:31,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:31,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:31,796 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:31,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:31,797 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:31,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:31,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:31,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:31,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:31,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:31,802 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:31,803 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:31,803 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:31,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:31,805 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:31,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:31,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:31,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:31,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:31,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:31,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:31,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:31,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:31,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:31,811 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:31,811 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:31,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:31,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:31,814 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 -> a235c453e8d82f15e0f227470cffc0947c40dcd4 [2019-11-26 17:04:32,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:32,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:32,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:32,424 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:32,428 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:32,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i [2019-11-26 17:04:32,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32c4013bc/57ee3cfc28574332b4499e0640cde01f/FLAG8f4732640 [2019-11-26 17:04:33,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:33,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i [2019-11-26 17:04:33,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32c4013bc/57ee3cfc28574332b4499e0640cde01f/FLAG8f4732640 [2019-11-26 17:04:33,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32c4013bc/57ee3cfc28574332b4499e0640cde01f [2019-11-26 17:04:33,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:33,692 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:33,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:33,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:33,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:33,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12219ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33, skipping insertion in model container [2019-11-26 17:04:33,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:33,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:34,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:34,221 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:34,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:34,296 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:34,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34 WrapperNode [2019-11-26 17:04:34,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:34,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:34,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:34,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:34,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34" (1/1) ... [2019-11-26 17:04:34,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34" (1/1) ... [2019-11-26 17:04:34,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:34,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:34,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:34,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:34,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34" (1/1) ... [2019-11-26 17:04:34,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34" (1/1) ... [2019-11-26 17:04:34,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34" (1/1) ... [2019-11-26 17:04:34,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34" (1/1) ... [2019-11-26 17:04:34,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34" (1/1) ... [2019-11-26 17:04:34,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34" (1/1) ... [2019-11-26 17:04:34,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:34" (1/1) ... [2019-11-26 17:04:34,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:34,488 INFO L168 Benchmark]: Toolchain (without parser) took 794.76 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. [2019-11-26 17:04:34,492 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-26 17:04:34,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.88 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:34,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:34,499 INFO L168 Benchmark]: Boogie Preprocessor took 35.97 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 17:04:34,521 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 602.88 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 35.97 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...