./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Addition02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Addition02.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 4f9a38be18608b9918f157c72437435dc654871f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Addition02.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 4f9a38be18608b9918f157c72437435dc654871f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:21:14,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:21:14,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:21:14,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:21:14,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:21:14,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:21:14,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:21:14,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:21:14,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:21:14,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:21:14,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:21:14,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:21:14,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:21:14,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:21:14,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:21:14,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:21:14,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:21:14,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:21:14,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:21:14,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:21:14,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:21:14,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:21:14,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:21:14,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:21:14,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:21:14,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:21:14,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:21:14,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:21:14,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:21:14,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:21:14,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:21:14,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:21:14,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:21:14,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:21:14,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:21:14,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:21:14,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:21:14,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:21:14,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:21:14,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:21:14,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:21:14,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:21:14,924 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:21:14,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:21:14,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:21:14,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:21:14,929 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:21:14,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:21:14,930 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:21:14,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:21:14,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:21:14,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:21:14,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:21:14,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:21:14,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:21:14,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:21:14,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:21:14,934 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:21:14,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:21:14,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:21:14,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:21:14,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:21:14,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:21:14,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:21:14,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:21:14,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:21:14,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:21:14,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:21:14,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:21:14,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:21:14,939 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 -> 4f9a38be18608b9918f157c72437435dc654871f [2019-11-27 16:21:15,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:21:15,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:21:15,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:21:15,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:21:15,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:21:15,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Addition02.c [2019-11-27 16:21:15,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62e76638d/c189f044ac80490eb47f5b10ae963431/FLAG708a55781 [2019-11-27 16:21:16,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:21:16,768 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition02.c [2019-11-27 16:21:16,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62e76638d/c189f044ac80490eb47f5b10ae963431/FLAG708a55781 [2019-11-27 16:21:16,825 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62e76638d/c189f044ac80490eb47f5b10ae963431 [2019-11-27 16:21:16,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:21:16,836 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:21:16,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:16,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:21:16,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:21:16,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:16" (1/1) ... [2019-11-27 16:21:16,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:16, skipping insertion in model container [2019-11-27 16:21:16,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:16" (1/1) ... [2019-11-27 16:21:16,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:21:16,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:21:17,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:17,357 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:21:17,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:17,415 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:21:17,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17 WrapperNode [2019-11-27 16:21:17,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:17,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:17,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:21:17,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:21:17,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:17,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:21:17,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:21:17,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:21:17,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:21:17,651 INFO L168 Benchmark]: Toolchain (without parser) took 811.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:17,654 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-27 16:21:17,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.03 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. [2019-11-27 16:21:17,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.41 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:17,677 INFO L168 Benchmark]: Boogie Preprocessor took 51.38 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. [2019-11-27 16:21:17,688 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 583.03 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 168.41 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.38 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 0.1.24-509859d [2019-11-27 16:21:21,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:21:21,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:21:21,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:21:21,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:21:21,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:21:21,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:21:21,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:21:21,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:21:21,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:21:21,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:21:21,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:21:21,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:21:21,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:21:21,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:21:21,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:21:21,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:21:21,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:21:21,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:21:21,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:21:21,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:21:21,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:21:21,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:21:21,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:21:21,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:21:21,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:21:21,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:21:21,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:21:21,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:21:21,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:21:21,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:21:21,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:21:21,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:21:21,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:21:21,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:21:21,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:21:21,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:21:21,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:21:21,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:21:21,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:21:21,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:21:21,713 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:21:21,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:21:21,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:21:21,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:21:21,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:21:21,762 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:21:21,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:21:21,763 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:21:21,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:21:21,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:21:21,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:21:21,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:21:21,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:21:21,766 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:21:21,767 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:21:21,767 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:21:21,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:21:21,770 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:21:21,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:21:21,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:21:21,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:21:21,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:21:21,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:21:21,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:21:21,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:21:21,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:21:21,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:21:21,775 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:21:21,775 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:21:21,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:21:21,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:21:21,777 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 -> 4f9a38be18608b9918f157c72437435dc654871f [2019-11-27 16:21:22,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:21:22,417 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:21:22,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:21:22,427 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:21:22,430 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:21:22,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Addition02.c [2019-11-27 16:21:22,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7fc783d5/2aeba61d037b4c24a08133f9892ec094/FLAG527c05dac [2019-11-27 16:21:23,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:21:23,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition02.c [2019-11-27 16:21:23,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7fc783d5/2aeba61d037b4c24a08133f9892ec094/FLAG527c05dac [2019-11-27 16:21:23,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7fc783d5/2aeba61d037b4c24a08133f9892ec094 [2019-11-27 16:21:23,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:21:23,658 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:21:23,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:23,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:21:23,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:21:23,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:23" (1/1) ... [2019-11-27 16:21:23,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:23, skipping insertion in model container [2019-11-27 16:21:23,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:23" (1/1) ... [2019-11-27 16:21:23,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:21:23,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:21:24,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:24,213 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:21:24,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:24,299 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:21:24,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24 WrapperNode [2019-11-27 16:21:24,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:24,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:24,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:21:24,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:21:24,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:24,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:21:24,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:21:24,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:21:24,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:21:24,518 INFO L168 Benchmark]: Toolchain (without parser) took 856.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:24,520 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 16:21:24,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.83 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. [2019-11-27 16:21:24,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.83 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:24,532 INFO L168 Benchmark]: Boogie Preprocessor took 38.11 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 16:21:24,552 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 640.83 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 172.83 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 38.11 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...