./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Addition02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive/Addition02.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f9a38be18608b9918f157c72437435dc654871f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive/Addition02.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f9a38be18608b9918f157c72437435dc654871f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:11:48,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:11:48,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:11:48,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:11:48,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:11:48,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:11:48,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:11:48,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:11:48,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:11:48,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:11:48,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:11:48,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:11:48,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:11:48,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:11:48,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:11:48,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:11:48,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:11:48,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:11:48,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:11:48,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:11:48,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:11:48,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:11:48,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:11:48,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:11:48,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:11:48,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:11:48,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:11:48,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:11:48,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:11:48,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:11:48,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:11:48,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:11:48,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:11:48,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:11:48,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:11:48,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:11:48,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:11:48,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:11:48,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:11:48,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:11:48,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:11:48,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:11:48,680 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:11:48,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:11:48,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:11:48,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:11:48,689 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:11:48,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:11:48,689 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:11:48,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:11:48,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:11:48,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:11:48,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:11:48,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:11:48,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:11:48,694 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:11:48,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:11:48,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:11:48,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:11:48,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:11:48,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:11:48,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:11:48,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:11:48,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:11:48,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:11:48,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:11:48,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:11:48,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:11:48,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:11:48,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:11:48,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f9a38be18608b9918f157c72437435dc654871f [2019-11-26 17:11:49,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:11:49,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:11:49,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:11:49,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:11:49,355 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:11:49,357 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Addition02.c [2019-11-26 17:11:49,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05261256b/8911489925a34565a4c4f6e52c7c1a3d/FLAG0a8a67ceb [2019-11-26 17:11:50,528 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:11:50,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition02.c [2019-11-26 17:11:50,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05261256b/8911489925a34565a4c4f6e52c7c1a3d/FLAG0a8a67ceb [2019-11-26 17:11:50,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05261256b/8911489925a34565a4c4f6e52c7c1a3d [2019-11-26 17:11:50,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:11:50,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:11:50,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:50,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:11:50,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:11:50,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:50" (1/1) ... [2019-11-26 17:11:50,621 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 26.11 05:11:50, skipping insertion in model container [2019-11-26 17:11:50,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:50" (1/1) ... [2019-11-26 17:11:50,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:11:50,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:11:51,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:51,140 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:11:51,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:51,227 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:11:51,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51 WrapperNode [2019-11-26 17:11:51,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:51,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:51,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:11:51,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:11:51,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51" (1/1) ... [2019-11-26 17:11:51,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51" (1/1) ... [2019-11-26 17:11:51,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:51,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:11:51,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:11:51,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:11:51,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51" (1/1) ... [2019-11-26 17:11:51,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51" (1/1) ... [2019-11-26 17:11:51,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51" (1/1) ... [2019-11-26 17:11:51,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51" (1/1) ... [2019-11-26 17:11:51,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51" (1/1) ... [2019-11-26 17:11:51,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51" (1/1) ... [2019-11-26 17:11:51,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:51" (1/1) ... [2019-11-26 17:11:51,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:11:51,476 INFO L168 Benchmark]: Toolchain (without parser) took 870.20 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. [2019-11-26 17:11:51,478 INFO L168 Benchmark]: CDTParser took 1.45 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. [2019-11-26 17:11:51,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.21 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. [2019-11-26 17:11:51,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:11:51,488 INFO L168 Benchmark]: Boogie Preprocessor took 64.72 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:11:51,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 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 629.21 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.72 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:11:55,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:11:55,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:11:55,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:11:55,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:11:55,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:11:55,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:11:55,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:11:55,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:11:55,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:11:55,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:11:55,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:11:55,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:11:55,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:11:55,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:11:55,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:11:55,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:11:55,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:11:55,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:11:55,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:11:55,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:11:55,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:11:55,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:11:55,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:11:55,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:11:55,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:11:55,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:11:55,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:11:55,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:11:55,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:11:55,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:11:55,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:11:55,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:11:55,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:11:55,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:11:55,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:11:55,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:11:55,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:11:55,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:11:55,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:11:55,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:11:55,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:11:55,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:11:55,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:11:55,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:11:55,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:11:55,665 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:11:55,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:11:55,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:11:55,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:11:55,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:11:55,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:11:55,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:11:55,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:11:55,673 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:11:55,673 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:11:55,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:11:55,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:11:55,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:11:55,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:11:55,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:11:55,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:11:55,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:11:55,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:11:55,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:11:55,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:11:55,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:11:55,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:11:55,681 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:11:55,682 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:11:55,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:11:55,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:11:55,686 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f9a38be18608b9918f157c72437435dc654871f [2019-11-26 17:11:56,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:11:56,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:11:56,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:11:56,288 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:11:56,290 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:11:56,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Addition02.c [2019-11-26 17:11:56,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8daf21ee5/cd9577b1080c49d4befdafff75eef400/FLAGdf784b390 [2019-11-26 17:11:57,478 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:11:57,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition02.c [2019-11-26 17:11:57,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8daf21ee5/cd9577b1080c49d4befdafff75eef400/FLAGdf784b390 [2019-11-26 17:11:57,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8daf21ee5/cd9577b1080c49d4befdafff75eef400 [2019-11-26 17:11:57,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:11:57,547 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:11:57,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:57,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:11:57,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:11:57,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549c264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57, skipping insertion in model container [2019-11-26 17:11:57,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:11:57,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:11:58,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:58,099 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:11:58,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:58,187 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:11:58,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58 WrapperNode [2019-11-26 17:11:58,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:58,191 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:58,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:11:58,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:11:58,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58" (1/1) ... [2019-11-26 17:11:58,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58" (1/1) ... [2019-11-26 17:11:58,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:58,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:11:58,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:11:58,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:11:58,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58" (1/1) ... [2019-11-26 17:11:58,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58" (1/1) ... [2019-11-26 17:11:58,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58" (1/1) ... [2019-11-26 17:11:58,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58" (1/1) ... [2019-11-26 17:11:58,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58" (1/1) ... [2019-11-26 17:11:58,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58" (1/1) ... [2019-11-26 17:11:58,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:58" (1/1) ... [2019-11-26 17:11:58,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:11:58,432 INFO L168 Benchmark]: Toolchain (without parser) took 881.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.3 MB in the end (delta: -33.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:11:58,434 INFO L168 Benchmark]: CDTParser took 0.50 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. [2019-11-26 17:11:58,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.68 ms. Allocated memory is still 1.0 GB. Free memory was 957.4 MB in the beginning and 945.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:11:58,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.8 MB in the beginning and 997.0 MB in the end (delta: -51.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:11:58,446 INFO L168 Benchmark]: Boogie Preprocessor took 61.34 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. [2019-11-26 17:11:58,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 636.68 ms. Allocated memory is still 1.0 GB. Free memory was 957.4 MB in the beginning and 945.8 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 173.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.8 MB in the beginning and 997.0 MB in the end (delta: -51.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.34 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...