./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Addition01-2.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/Addition01-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91d2600fad1210650d8ad3da481cdcc11b280095 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Addition01-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91d2600fad1210650d8ad3da481cdcc11b280095 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:04:22,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:04:22,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:04:22,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:04:22,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:04:22,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:04:22,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:04:22,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:04:22,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:04:22,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:04:22,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:04:22,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:04:22,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:04:22,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:04:22,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:04:22,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:04:22,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:04:22,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:04:22,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:04:22,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:04:22,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:04:22,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:04:22,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:04:22,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:04:22,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:04:22,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:04:22,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:04:22,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:04:22,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:04:22,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:04:22,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:04:22,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:04:22,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:04:22,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:04:22,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:04:22,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:04:22,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:04:22,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:04:22,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:04:22,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:04:22,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:04:22,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:04:22,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:04:22,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:04:22,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:04:22,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:04:22,656 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:04:22,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:04:22,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:04:22,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:04:22,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:04:22,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:04:22,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:04:22,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:04:22,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:04:22,663 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:04:22,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:04:22,663 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:04:22,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:04:22,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:04:22,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:04:22,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:04:22,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:04:22,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:04:22,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:04:22,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:04:22,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:04:22,670 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:04:22,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:04:22,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:04:22,671 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 -> 91d2600fad1210650d8ad3da481cdcc11b280095 [2019-11-25 23:04:23,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:04:23,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:04:23,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:04:23,275 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:04:23,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:04:23,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Addition01-2.c [2019-11-25 23:04:23,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee43a096f/00d0fad4e80649abb4789a13f83422f0/FLAG9a72cd721 [2019-11-25 23:04:24,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:04:24,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition01-2.c [2019-11-25 23:04:24,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee43a096f/00d0fad4e80649abb4789a13f83422f0/FLAG9a72cd721 [2019-11-25 23:04:24,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee43a096f/00d0fad4e80649abb4789a13f83422f0 [2019-11-25 23:04:24,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:04:24,572 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:04:24,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:24,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:04:24,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:04:24,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:24" (1/1) ... [2019-11-25 23:04:24,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:24, skipping insertion in model container [2019-11-25 23:04:24,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:24" (1/1) ... [2019-11-25 23:04:24,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:04:24,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:04:25,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:25,135 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:04:25,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:25,214 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:04:25,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25 WrapperNode [2019-11-25 23:04:25,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:25,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:25,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:04:25,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:04:25,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25" (1/1) ... [2019-11-25 23:04:25,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25" (1/1) ... [2019-11-25 23:04:25,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:25,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:04:25,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:04:25,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:04:25,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25" (1/1) ... [2019-11-25 23:04:25,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25" (1/1) ... [2019-11-25 23:04:25,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25" (1/1) ... [2019-11-25 23:04:25,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25" (1/1) ... [2019-11-25 23:04:25,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25" (1/1) ... [2019-11-25 23:04:25,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25" (1/1) ... [2019-11-25 23:04:25,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:25" (1/1) ... [2019-11-25 23:04:25,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:04:25,455 INFO L168 Benchmark]: Toolchain (without parser) took 874.65 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 23:04:25,460 INFO L168 Benchmark]: CDTParser took 0.31 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 23:04:25,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.89 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. [2019-11-25 23:04:25,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.52 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 991.1 MB in the end (delta: -40.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:04:25,477 INFO L168 Benchmark]: Boogie Preprocessor took 52.81 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 23:04:25,489 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 644.89 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 169.52 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 991.1 MB in the end (delta: -40.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 52.81 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 23:04:29,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:04:29,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:04:29,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:04:29,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:04:29,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:04:29,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:04:29,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:04:29,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:04:29,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:04:29,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:04:29,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:04:29,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:04:29,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:04:29,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:04:29,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:04:29,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:04:29,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:04:29,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:04:29,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:04:29,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:04:29,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:04:29,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:04:29,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:04:29,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:04:29,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:04:29,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:04:29,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:04:29,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:04:29,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:04:29,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:04:29,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:04:29,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:04:29,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:04:29,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:04:29,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:04:29,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:04:29,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:04:29,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:04:29,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:04:29,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:04:29,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:04:29,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:04:29,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:04:29,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:04:29,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:04:29,617 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:04:29,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:04:29,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:04:29,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:04:29,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:04:29,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:04:29,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:04:29,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:04:29,622 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:04:29,625 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:04:29,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:04:29,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:04:29,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:04:29,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:04:29,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:04:29,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:04:29,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:04:29,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:04:29,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:04:29,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:04:29,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:04:29,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:04:29,632 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:04:29,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:04:29,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:04:29,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:04:29,636 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 -> 91d2600fad1210650d8ad3da481cdcc11b280095 [2019-11-25 23:04:30,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:04:30,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:04:30,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:04:30,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:04:30,220 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:04:30,222 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Addition01-2.c [2019-11-25 23:04:30,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4334500/95205d7536c0409a951462245190d754/FLAGccc9952c8 [2019-11-25 23:04:31,432 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:04:31,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition01-2.c [2019-11-25 23:04:31,451 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4334500/95205d7536c0409a951462245190d754/FLAGccc9952c8 [2019-11-25 23:04:31,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4334500/95205d7536c0409a951462245190d754 [2019-11-25 23:04:31,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:04:31,506 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:04:31,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:31,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:04:31,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:04:31,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:31" (1/1) ... [2019-11-25 23:04:31,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:31, skipping insertion in model container [2019-11-25 23:04:31,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:31" (1/1) ... [2019-11-25 23:04:31,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:04:31,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:04:32,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:32,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:04:32,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:32,125 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:04:32,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32 WrapperNode [2019-11-25 23:04:32,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:32,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:32,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:04:32,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:04:32,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32" (1/1) ... [2019-11-25 23:04:32,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32" (1/1) ... [2019-11-25 23:04:32,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:32,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:04:32,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:04:32,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:04:32,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32" (1/1) ... [2019-11-25 23:04:32,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32" (1/1) ... [2019-11-25 23:04:32,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32" (1/1) ... [2019-11-25 23:04:32,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32" (1/1) ... [2019-11-25 23:04:32,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32" (1/1) ... [2019-11-25 23:04:32,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32" (1/1) ... [2019-11-25 23:04:32,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:32" (1/1) ... [2019-11-25 23:04:32,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:04:32,344 INFO L168 Benchmark]: Toolchain (without parser) took 835.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:04:32,345 INFO L168 Benchmark]: CDTParser took 0.43 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 23:04:32,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.09 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. [2019-11-25 23:04:32,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:04:32,360 INFO L168 Benchmark]: Boogie Preprocessor took 45.43 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. [2019-11-25 23:04:32,372 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 618.09 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 155.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 45.43 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...