./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/sum_non_eq-2.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/recursive-simple/sum_non_eq-2.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 301c54c8b861008a1cf318e5b7f3396bc86db7c8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/recursive-simple/sum_non_eq-2.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 301c54c8b861008a1cf318e5b7f3396bc86db7c8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:12:31,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:31,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:31,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:31,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:31,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:31,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:31,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:31,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:31,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:31,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:31,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:31,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:31,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:31,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:31,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:31,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:31,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:31,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:31,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:31,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:31,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:31,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:31,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:31,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:31,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:31,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:31,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:31,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:31,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:31,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:31,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:31,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:31,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:31,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:31,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:31,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:31,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:31,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:31,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:31,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:31,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:12:31,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:31,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:31,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:31,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:31,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:31,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:31,812 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:31,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:12:31,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:31,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:31,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:31,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:31,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:31,819 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:31,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:31,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:31,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:31,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:31,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:31,823 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:31,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:31,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:31,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:31,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:31,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:31,825 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:12:31,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:12:31,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:31,828 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 -> 301c54c8b861008a1cf318e5b7f3396bc86db7c8 [2019-11-26 17:12:32,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:32,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:32,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:32,506 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:32,507 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:32,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/sum_non_eq-2.c [2019-11-26 17:12:32,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/409cff073/79dc6d3d232f44ef80dbe6abc5f379e0/FLAG30f352827 [2019-11-26 17:12:33,692 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:33,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/sum_non_eq-2.c [2019-11-26 17:12:33,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/409cff073/79dc6d3d232f44ef80dbe6abc5f379e0/FLAG30f352827 [2019-11-26 17:12:33,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/409cff073/79dc6d3d232f44ef80dbe6abc5f379e0 [2019-11-26 17:12:33,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:33,759 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:33,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:33,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:33,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:33,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:33" (1/1) ... [2019-11-26 17:12:33,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c9b2ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:33, skipping insertion in model container [2019-11-26 17:12:33,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:33" (1/1) ... [2019-11-26 17:12:33,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:33,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:34,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:34,214 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:34,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:34,253 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:34,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34 WrapperNode [2019-11-26 17:12:34,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:34,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:34,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:34,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:34,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34" (1/1) ... [2019-11-26 17:12:34,280 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34" (1/1) ... [2019-11-26 17:12:34,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:34,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:34,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:34,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:34,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34" (1/1) ... [2019-11-26 17:12:34,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34" (1/1) ... [2019-11-26 17:12:34,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34" (1/1) ... [2019-11-26 17:12:34,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34" (1/1) ... [2019-11-26 17:12:34,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34" (1/1) ... [2019-11-26 17:12:34,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34" (1/1) ... [2019-11-26 17:12:34,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:34" (1/1) ... [2019-11-26 17:12:34,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:34,451 INFO L168 Benchmark]: Toolchain (without parser) took 675.71 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 996.9 MB in the end (delta: -35.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:34,453 INFO L168 Benchmark]: CDTParser took 0.42 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 17:12:34,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 492.03 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:34,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:34,460 INFO L168 Benchmark]: Boogie Preprocessor took 39.03 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:34,473 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 492.03 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 137.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 39.03 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 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 17:12:38,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:38,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:38,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:38,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:38,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:38,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:38,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:38,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:38,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:38,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:38,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:38,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:38,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:38,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:38,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:38,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:38,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:38,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:38,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:38,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:38,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:38,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:38,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:38,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:38,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:38,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:38,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:38,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:38,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:38,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:38,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:38,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:38,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:38,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:38,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:38,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:38,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:38,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:38,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:38,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:38,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:12:38,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:38,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:38,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:38,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:38,589 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:38,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:38,590 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:38,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:38,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:38,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:38,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:38,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:38,592 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:12:38,593 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:12:38,595 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:38,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:38,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:38,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:38,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:38,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:38,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:38,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:38,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:38,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:38,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:38,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:38,601 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:12:38,602 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:12:38,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:38,602 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:12:38,605 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 -> 301c54c8b861008a1cf318e5b7f3396bc86db7c8 [2019-11-26 17:12:39,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:39,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:39,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:39,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:39,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:39,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/sum_non_eq-2.c [2019-11-26 17:12:39,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b66f5da10/04809450bb204ae2859794e31d7ad82b/FLAG86b94198d [2019-11-26 17:12:40,411 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:40,413 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/sum_non_eq-2.c [2019-11-26 17:12:40,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b66f5da10/04809450bb204ae2859794e31d7ad82b/FLAG86b94198d [2019-11-26 17:12:40,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b66f5da10/04809450bb204ae2859794e31d7ad82b [2019-11-26 17:12:40,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:40,481 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:40,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:40,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:40,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:40,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:40" (1/1) ... [2019-11-26 17:12:40,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3840934b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:40, skipping insertion in model container [2019-11-26 17:12:40,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:40" (1/1) ... [2019-11-26 17:12:40,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:40,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:41,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:41,014 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:41,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:41,058 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:41,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41 WrapperNode [2019-11-26 17:12:41,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:41,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:41,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:41,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:41,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41" (1/1) ... [2019-11-26 17:12:41,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41" (1/1) ... [2019-11-26 17:12:41,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:41,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:41,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:41,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:41,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41" (1/1) ... [2019-11-26 17:12:41,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41" (1/1) ... [2019-11-26 17:12:41,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41" (1/1) ... [2019-11-26 17:12:41,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41" (1/1) ... [2019-11-26 17:12:41,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41" (1/1) ... [2019-11-26 17:12:41,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41" (1/1) ... [2019-11-26 17:12:41,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:41" (1/1) ... [2019-11-26 17:12:41,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:41,242 INFO L168 Benchmark]: Toolchain (without parser) took 758.26 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 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:41,258 INFO L168 Benchmark]: CDTParser took 0.94 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 17:12:41,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 575.20 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 17:12:41,265 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.49 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 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:41,267 INFO L168 Benchmark]: Boogie Preprocessor took 32.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:41,282 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 575.20 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 137.49 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 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 32.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...