./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/recHanoi01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/recHanoi01.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 0cee484eb8c334f56fff1bb10913b8152d2b5c32 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/recHanoi01.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 0cee484eb8c334f56fff1bb10913b8152d2b5c32 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:04:33,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:04:33,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:04:33,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:04:33,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:04:33,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:04:33,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:04:33,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:04:33,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:04:33,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:04:33,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:04:33,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:04:33,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:04:33,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:04:33,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:04:33,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:04:33,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:04:33,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:04:33,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:04:33,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:04:33,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:04:33,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:04:33,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:04:33,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:04:33,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:04:33,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:04:33,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:04:33,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:04:33,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:04:33,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:04:33,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:04:33,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:04:33,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:04:33,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:04:33,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:04:33,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:04:33,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:04:33,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:04:33,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:04:33,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:04:33,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:04:33,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:04:33,921 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:04:33,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:04:33,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:04:33,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:04:33,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:04:33,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:04:33,930 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:04:33,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:04:33,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:04:33,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:04:33,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:04:33,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:04:33,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:04:33,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:04:33,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:04:33,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:04:33,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:04:33,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:04:33,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:04:33,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:04:33,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:04:33,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:04:33,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:04:33,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:04:33,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:04:33,942 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:04:33,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:04:33,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:04:33,946 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 -> 0cee484eb8c334f56fff1bb10913b8152d2b5c32 [2019-11-25 23:04:34,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:04:34,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:04:34,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:04:34,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:04:34,588 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:04:34,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/recHanoi01.c [2019-11-25 23:04:34,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/246f5acd1/a3fcb8f8b5714f7dbcb2806198fd3ff1/FLAGa07a022b5 [2019-11-25 23:04:35,844 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:04:35,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/recHanoi01.c [2019-11-25 23:04:35,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/246f5acd1/a3fcb8f8b5714f7dbcb2806198fd3ff1/FLAGa07a022b5 [2019-11-25 23:04:35,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/246f5acd1/a3fcb8f8b5714f7dbcb2806198fd3ff1 [2019-11-25 23:04:35,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:04:35,914 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:04:35,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:35,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:04:35,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:04:35,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:35" (1/1) ... [2019-11-25 23:04:35,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376baa27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:35, skipping insertion in model container [2019-11-25 23:04:35,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:35" (1/1) ... [2019-11-25 23:04:35,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:04:36,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:04:36,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:36,472 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:04:36,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:36,520 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:04:36,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36 WrapperNode [2019-11-25 23:04:36,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:36,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:36,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:04:36,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:04:36,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36" (1/1) ... [2019-11-25 23:04:36,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36" (1/1) ... [2019-11-25 23:04:36,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:36,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:04:36,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:04:36,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:04:36,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36" (1/1) ... [2019-11-25 23:04:36,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36" (1/1) ... [2019-11-25 23:04:36,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36" (1/1) ... [2019-11-25 23:04:36,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36" (1/1) ... [2019-11-25 23:04:36,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36" (1/1) ... [2019-11-25 23:04:36,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36" (1/1) ... [2019-11-25 23:04:36,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:36" (1/1) ... [2019-11-25 23:04:36,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:04:36,775 INFO L168 Benchmark]: Toolchain (without parser) took 842.91 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. [2019-11-25 23:04:36,775 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-25 23:04:36,780 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.80 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:04:36,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 991.1 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:04:36,787 INFO L168 Benchmark]: Boogie Preprocessor took 51.24 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:04:36,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 604.80 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 991.1 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.24 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:04:40,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:04:40,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:04:40,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:04:40,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:04:40,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:04:40,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:04:40,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:04:40,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:04:40,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:04:40,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:04:40,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:04:40,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:04:40,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:04:40,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:04:40,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:04:40,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:04:40,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:04:40,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:04:40,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:04:40,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:04:40,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:04:40,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:04:40,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:04:40,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:04:40,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:04:40,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:04:40,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:04:40,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:04:40,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:04:40,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:04:40,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:04:40,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:04:40,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:04:40,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:04:40,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:04:40,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:04:40,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:04:40,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:04:40,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:04:40,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:04:40,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:04:40,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:04:40,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:04:40,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:04:40,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:04:40,982 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:04:40,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:04:40,983 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:04:40,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:04:40,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:04:40,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:04:40,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:04:40,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:04:40,988 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:04:40,989 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:04:40,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:04:40,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:04:40,991 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:04:40,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:04:40,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:04:40,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:04:40,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:04:40,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:04:40,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:04:40,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:04:40,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:04:40,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:04:40,997 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:04:40,997 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:04:40,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:04:40,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:04:40,999 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 -> 0cee484eb8c334f56fff1bb10913b8152d2b5c32 [2019-11-25 23:04:41,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:04:41,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:04:41,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:04:41,663 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:04:41,666 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:04:41,668 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/recHanoi01.c [2019-11-25 23:04:41,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f5b72048/c5463ec78daa4301b43f8635fe0fa919/FLAG0a5b492fd [2019-11-25 23:04:42,927 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:04:42,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/recHanoi01.c [2019-11-25 23:04:42,944 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f5b72048/c5463ec78daa4301b43f8635fe0fa919/FLAG0a5b492fd [2019-11-25 23:04:42,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f5b72048/c5463ec78daa4301b43f8635fe0fa919 [2019-11-25 23:04:43,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:04:43,005 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:04:43,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:43,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:04:43,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:04:43,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:42" (1/1) ... [2019-11-25 23:04:43,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43, skipping insertion in model container [2019-11-25 23:04:43,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:42" (1/1) ... [2019-11-25 23:04:43,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:04:43,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:04:43,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:43,626 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:04:43,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:43,706 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:04:43,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43 WrapperNode [2019-11-25 23:04:43,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:43,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:43,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:04:43,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:04:43,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43" (1/1) ... [2019-11-25 23:04:43,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43" (1/1) ... [2019-11-25 23:04:43,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:43,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:04:43,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:04:43,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:04:43,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43" (1/1) ... [2019-11-25 23:04:43,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43" (1/1) ... [2019-11-25 23:04:43,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43" (1/1) ... [2019-11-25 23:04:43,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43" (1/1) ... [2019-11-25 23:04:43,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43" (1/1) ... [2019-11-25 23:04:43,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43" (1/1) ... [2019-11-25 23:04:43,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:43" (1/1) ... [2019-11-25 23:04:43,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:04:43,943 INFO L168 Benchmark]: Toolchain (without parser) took 933.23 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. [2019-11-25 23:04:43,951 INFO L168 Benchmark]: CDTParser took 3.04 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. [2019-11-25 23:04:43,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.39 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. [2019-11-25 23:04:43,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.16 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: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:04:43,957 INFO L168 Benchmark]: Boogie Preprocessor took 50.11 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:04:43,974 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 699.39 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 168.16 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: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.11 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 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...