./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Primes.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/Primes.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 82151ec4435da78821025b3100fe51201edc8f02 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Primes.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 82151ec4435da78821025b3100fe51201edc8f02 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:21:23,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:21:23,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:21:23,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:21:23,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:21:23,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:21:23,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:21:23,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:21:23,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:21:23,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:21:23,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:21:23,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:21:23,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:21:23,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:21:23,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:21:23,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:21:23,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:21:23,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:21:23,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:21:23,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:21:23,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:21:23,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:21:23,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:21:23,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:21:23,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:21:23,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:21:23,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:21:23,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:21:23,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:21:23,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:21:23,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:21:23,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:21:23,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:21:23,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:21:23,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:21:23,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:21:23,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:21:23,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:21:23,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:21:23,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:21:23,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:21:23,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:21:23,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:21:23,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:21:23,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:21:23,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:21:23,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:21:23,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:21:23,899 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:21:23,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:21:23,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:21:23,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:21:23,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:21:23,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:21:23,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:21:23,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:21:23,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:21:23,906 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:21:23,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:21:23,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:21:23,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:21:23,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:21:23,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:21:23,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:21:23,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:21:23,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:21:23,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:21:23,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:21:23,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:21:23,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:21:23,914 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 -> 82151ec4435da78821025b3100fe51201edc8f02 [2019-11-27 16:21:24,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:21:24,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:21:24,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:21:24,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:21:24,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:21:24,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Primes.c [2019-11-27 16:21:24,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab2fbe1e/0b5b64e7780846d28c86810c03af262c/FLAGe6d14a440 [2019-11-27 16:21:25,762 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:21:25,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Primes.c [2019-11-27 16:21:25,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab2fbe1e/0b5b64e7780846d28c86810c03af262c/FLAGe6d14a440 [2019-11-27 16:21:25,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab2fbe1e/0b5b64e7780846d28c86810c03af262c [2019-11-27 16:21:25,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:21:25,816 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:21:25,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:25,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:21:25,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:21:25,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f662366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25, skipping insertion in model container [2019-11-27 16:21:25,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:21:25,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:21:26,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:26,415 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:21:26,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:26,620 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:21:26,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26 WrapperNode [2019-11-27 16:21:26,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:26,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:26,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:21:26,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:21:26,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26" (1/1) ... [2019-11-27 16:21:26,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26" (1/1) ... [2019-11-27 16:21:26,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:26,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:21:26,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:21:26,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:21:26,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26" (1/1) ... [2019-11-27 16:21:26,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26" (1/1) ... [2019-11-27 16:21:26,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26" (1/1) ... [2019-11-27 16:21:26,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26" (1/1) ... [2019-11-27 16:21:26,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26" (1/1) ... [2019-11-27 16:21:26,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26" (1/1) ... [2019-11-27 16:21:26,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:26" (1/1) ... [2019-11-27 16:21:26,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:21:26,815 INFO L168 Benchmark]: Toolchain (without parser) took 995.56 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 991.2 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:26,817 INFO L168 Benchmark]: CDTParser took 0.39 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 16:21:26,821 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:26,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.00 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:26,827 INFO L168 Benchmark]: Boogie Preprocessor took 84.63 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. [2019-11-27 16:21:26,840 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 808.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.00 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.63 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:21:30,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:21:30,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:21:30,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:21:30,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:21:30,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:21:30,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:21:30,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:21:30,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:21:30,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:21:30,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:21:30,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:21:30,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:21:30,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:21:30,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:21:30,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:21:30,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:21:30,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:21:30,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:21:30,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:21:30,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:21:30,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:21:30,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:21:30,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:21:30,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:21:30,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:21:30,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:21:30,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:21:30,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:21:30,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:21:30,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:21:30,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:21:30,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:21:30,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:21:30,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:21:30,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:21:30,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:21:30,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:21:30,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:21:30,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:21:30,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:21:30,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:21:30,953 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:21:30,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:21:30,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:21:30,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:21:30,962 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:21:30,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:21:30,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:21:30,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:21:30,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:21:30,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:21:30,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:21:30,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:21:30,968 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:21:30,968 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:21:30,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:21:30,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:21:30,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:21:30,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:21:30,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:21:30,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:21:30,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:21:30,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:21:30,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:21:30,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:21:30,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:21:30,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:21:30,975 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:21:30,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:21:30,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:21:30,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:21:30,980 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 -> 82151ec4435da78821025b3100fe51201edc8f02 [2019-11-27 16:21:31,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:21:31,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:21:31,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:21:31,710 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:21:31,711 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:21:31,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Primes.c [2019-11-27 16:21:31,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d34a53eaa/db09d543fb3e480199642f0b264c1661/FLAGfefafe824 [2019-11-27 16:21:32,926 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:21:32,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Primes.c [2019-11-27 16:21:32,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d34a53eaa/db09d543fb3e480199642f0b264c1661/FLAGfefafe824 [2019-11-27 16:21:32,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d34a53eaa/db09d543fb3e480199642f0b264c1661 [2019-11-27 16:21:32,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:21:33,000 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:21:33,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:33,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:21:33,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:21:33,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:32" (1/1) ... [2019-11-27 16:21:33,024 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 27.11 04:21:33, skipping insertion in model container [2019-11-27 16:21:33,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:32" (1/1) ... [2019-11-27 16:21:33,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:21:33,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:21:33,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:33,589 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:21:33,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:33,776 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:21:33,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33 WrapperNode [2019-11-27 16:21:33,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:33,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:33,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:21:33,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:21:33,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33" (1/1) ... [2019-11-27 16:21:33,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33" (1/1) ... [2019-11-27 16:21:33,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:33,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:21:33,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:21:33,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:21:33,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33" (1/1) ... [2019-11-27 16:21:33,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33" (1/1) ... [2019-11-27 16:21:33,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33" (1/1) ... [2019-11-27 16:21:33,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33" (1/1) ... [2019-11-27 16:21:33,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33" (1/1) ... [2019-11-27 16:21:33,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33" (1/1) ... [2019-11-27 16:21:33,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:33" (1/1) ... [2019-11-27 16:21:33,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:21:33,924 INFO L168 Benchmark]: Toolchain (without parser) took 919.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:33,926 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:33,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:33,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.44 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:33,933 INFO L168 Benchmark]: Boogie Preprocessor took 71.71 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 16:21:33,943 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 776.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 65.44 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.71 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...