./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/EvenOdd01-1.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/EvenOdd01-1.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 bec5669c6fe02e51518958076fea4487ada345cf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/EvenOdd01-1.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 bec5669c6fe02e51518958076fea4487ada345cf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:21:15,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:21:15,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:21:15,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:21:15,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:21:15,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:21:15,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:21:15,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:21:15,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:21:15,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:21:15,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:21:15,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:21:15,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:21:15,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:21:15,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:21:15,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:21:15,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:21:15,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:21:15,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:21:15,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:21:15,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:21:15,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:21:15,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:21:15,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:21:15,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:21:15,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:21:15,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:21:15,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:21:15,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:21:15,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:21:15,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:21:15,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:21:15,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:21:15,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:21:15,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:21:15,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:21:15,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:21:15,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:21:15,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:21:15,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:21:15,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:21:15,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:21:15,935 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:21:15,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:21:15,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:21:15,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:21:15,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:21:15,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:21:15,945 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:21:15,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:21:15,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:21:15,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:21:15,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:21:15,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:21:15,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:21:15,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:21:15,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:21:15,951 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:21:15,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:21:15,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:21:15,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:21:15,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:21:15,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:21:15,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:21:15,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:21:15,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:21:15,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:21:15,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:21:15,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:21:15,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:21:15,960 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 -> bec5669c6fe02e51518958076fea4487ada345cf [2019-11-27 16:21:16,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:21:16,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:21:16,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:21:16,558 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:21:16,559 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:21:16,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/EvenOdd01-1.c [2019-11-27 16:21:16,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ea1c5133/6e6ef33bfe734fbcacd53ac6b211c958/FLAG2f1dd7479 [2019-11-27 16:21:17,780 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:21:17,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/EvenOdd01-1.c [2019-11-27 16:21:17,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ea1c5133/6e6ef33bfe734fbcacd53ac6b211c958/FLAG2f1dd7479 [2019-11-27 16:21:17,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ea1c5133/6e6ef33bfe734fbcacd53ac6b211c958 [2019-11-27 16:21:17,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:21:17,851 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:21:17,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:17,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:21:17,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:21:17,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17, skipping insertion in model container [2019-11-27 16:21:17,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:21:17,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:21:18,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:18,375 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:21:18,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:18,431 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:21:18,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18 WrapperNode [2019-11-27 16:21:18,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:18,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:18,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:21:18,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:21:18,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18" (1/1) ... [2019-11-27 16:21:18,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18" (1/1) ... [2019-11-27 16:21:18,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:18,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:21:18,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:21:18,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:21:18,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18" (1/1) ... [2019-11-27 16:21:18,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18" (1/1) ... [2019-11-27 16:21:18,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18" (1/1) ... [2019-11-27 16:21:18,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18" (1/1) ... [2019-11-27 16:21:18,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18" (1/1) ... [2019-11-27 16:21:18,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18" (1/1) ... [2019-11-27 16:21:18,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:18" (1/1) ... [2019-11-27 16:21:18,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:21:18,657 INFO L168 Benchmark]: Toolchain (without parser) took 788.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:18,658 INFO L168 Benchmark]: CDTParser took 0.45 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 16:21:18,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.19 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 16:21:18,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.73 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: -46.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:18,669 INFO L168 Benchmark]: Boogie Preprocessor took 46.12 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:18,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 584.19 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 142.73 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: -46.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.12 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 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 16:21:22,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:21:22,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:21:22,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:21:22,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:21:22,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:21:22,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:21:22,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:21:22,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:21:22,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:21:22,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:21:22,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:21:22,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:21:22,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:21:22,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:21:22,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:21:22,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:21:22,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:21:22,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:21:22,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:21:22,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:21:22,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:21:22,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:21:22,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:21:22,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:21:22,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:21:22,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:21:22,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:21:22,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:21:22,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:21:22,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:21:22,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:21:22,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:21:22,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:21:22,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:21:22,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:21:22,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:21:22,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:21:22,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:21:22,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:21:22,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:21:22,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:21:22,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:21:22,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:21:22,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:21:22,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:21:22,736 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:21:22,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:21:22,738 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:21:22,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:21:22,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:21:22,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:21:22,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:21:22,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:21:22,743 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:21:22,744 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:21:22,744 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:21:22,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:21:22,745 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:21:22,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:21:22,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:21:22,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:21:22,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:21:22,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:21:22,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:21:22,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:21:22,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:21:22,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:21:22,751 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:21:22,751 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:21:22,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:21:22,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:21:22,755 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 -> bec5669c6fe02e51518958076fea4487ada345cf [2019-11-27 16:21:23,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:21:23,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:21:23,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:21:23,389 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:21:23,390 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:21:23,393 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/EvenOdd01-1.c [2019-11-27 16:21:23,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/321aeba37/830926837e684cfcb134d7a9fbc9316d/FLAG3c65d941b [2019-11-27 16:21:24,619 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:21:24,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/EvenOdd01-1.c [2019-11-27 16:21:24,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/321aeba37/830926837e684cfcb134d7a9fbc9316d/FLAG3c65d941b [2019-11-27 16:21:24,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/321aeba37/830926837e684cfcb134d7a9fbc9316d [2019-11-27 16:21:24,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:21:24,693 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:21:24,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:24,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:21:24,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:21:24,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24, skipping insertion in model container [2019-11-27 16:21:24,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:21:24,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:21:25,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:25,179 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:21:25,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:25,227 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:21:25,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25 WrapperNode [2019-11-27 16:21:25,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:25,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:25,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:21:25,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:21:25,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:25,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:21:25,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:21:25,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:21:25,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:25" (1/1) ... [2019-11-27 16:21:25,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:21:25,443 INFO L168 Benchmark]: Toolchain (without parser) took 750.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:25,446 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 16:21:25,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.98 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. [2019-11-27 16:21:25,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 991.2 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:25,458 INFO L168 Benchmark]: Boogie Preprocessor took 44.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:25,470 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 533.98 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 156.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 991.2 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 44.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...