./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/recHanoi03-2.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/recHanoi03-2.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 887ada769b510ae5d273618525924110908f2b5f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/recHanoi03-2.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 887ada769b510ae5d273618525924110908f2b5f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:11:58,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:11:58,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:11:58,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:11:58,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:11:58,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:11:58,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:11:58,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:11:58,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:11:58,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:11:58,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:11:58,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:11:58,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:11:58,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:11:58,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:11:58,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:11:58,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:11:58,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:11:58,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:11:58,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:11:58,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:11:58,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:11:58,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:11:58,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:11:58,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:11:58,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:11:58,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:11:58,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:11:58,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:11:58,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:11:58,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:11:58,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:11:58,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:11:58,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:11:58,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:11:58,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:11:58,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:11:58,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:11:58,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:11:58,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:11:58,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:11:58,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:11:58,598 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:11:58,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:11:58,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:11:58,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:11:58,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:11:58,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:11:58,608 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:11:58,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:11:58,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:11:58,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:11:58,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:11:58,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:11:58,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:11:58,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:11:58,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:11:58,614 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:11:58,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:11:58,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:11:58,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:11:58,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:11:58,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:11:58,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:11:58,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:11:58,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:11:58,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:11:58,620 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:11:58,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:11:58,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:11:58,622 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 -> 887ada769b510ae5d273618525924110908f2b5f [2019-11-26 17:11:59,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:11:59,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:11:59,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:11:59,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:11:59,230 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:11:59,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/recHanoi03-2.c [2019-11-26 17:11:59,379 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c63715d/86689bea01834092b271f82691d392b7/FLAGab9e90848 [2019-11-26 17:12:00,428 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:00,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/recHanoi03-2.c [2019-11-26 17:12:00,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c63715d/86689bea01834092b271f82691d392b7/FLAGab9e90848 [2019-11-26 17:12:00,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c63715d/86689bea01834092b271f82691d392b7 [2019-11-26 17:12:00,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:00,713 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:00,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:00,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:00,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:00,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00, skipping insertion in model container [2019-11-26 17:12:00,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:00,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:01,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:01,191 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:01,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:01,232 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:01,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01 WrapperNode [2019-11-26 17:12:01,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:01,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:01,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:01,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:01,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01" (1/1) ... [2019-11-26 17:12:01,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01" (1/1) ... [2019-11-26 17:12:01,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:01,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:01,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:01,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:01,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01" (1/1) ... [2019-11-26 17:12:01,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01" (1/1) ... [2019-11-26 17:12:01,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01" (1/1) ... [2019-11-26 17:12:01,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01" (1/1) ... [2019-11-26 17:12:01,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01" (1/1) ... [2019-11-26 17:12:01,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01" (1/1) ... [2019-11-26 17:12:01,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:01" (1/1) ... [2019-11-26 17:12:01,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:01,430 INFO L168 Benchmark]: Toolchain (without parser) took 697.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:01,433 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:01,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:01,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:01,445 INFO L168 Benchmark]: Boogie Preprocessor took 42.34 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 17:12:01,454 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 526.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 42.34 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 17:12:05,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:05,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:05,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:05,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:05,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:05,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:05,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:05,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:05,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:05,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:05,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:05,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:05,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:05,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:05,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:05,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:05,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:05,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:05,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:05,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:05,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:05,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:05,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:05,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:05,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:05,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:05,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:05,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:05,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:05,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:05,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:05,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:05,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:05,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:05,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:05,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:05,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:05,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:05,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:05,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:05,385 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:12:05,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:05,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:05,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:05,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:05,431 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:05,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:05,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:05,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:05,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:05,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:05,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:05,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:05,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:12:05,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:12:05,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:05,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:05,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:05,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:05,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:05,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:05,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:05,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:05,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:05,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:05,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:05,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:05,447 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:12:05,447 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:12:05,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:05,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:12:05,451 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 -> 887ada769b510ae5d273618525924110908f2b5f [2019-11-26 17:12:06,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:06,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:06,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:06,071 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:06,072 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:06,076 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/recHanoi03-2.c [2019-11-26 17:12:06,225 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a01c927e6/41016b1d12de4b1b9fd47c2a03371744/FLAG61edcbb7f [2019-11-26 17:12:07,230 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:07,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/recHanoi03-2.c [2019-11-26 17:12:07,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a01c927e6/41016b1d12de4b1b9fd47c2a03371744/FLAG61edcbb7f [2019-11-26 17:12:07,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a01c927e6/41016b1d12de4b1b9fd47c2a03371744 [2019-11-26 17:12:07,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:07,440 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:07,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:07,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:07,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:07,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07, skipping insertion in model container [2019-11-26 17:12:07,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:07,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:07,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:07,939 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:07,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:08,013 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:08,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08 WrapperNode [2019-11-26 17:12:08,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:08,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:08,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:08,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:08,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08" (1/1) ... [2019-11-26 17:12:08,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08" (1/1) ... [2019-11-26 17:12:08,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:08,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:08,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:08,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:08,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08" (1/1) ... [2019-11-26 17:12:08,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08" (1/1) ... [2019-11-26 17:12:08,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08" (1/1) ... [2019-11-26 17:12:08,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08" (1/1) ... [2019-11-26 17:12:08,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08" (1/1) ... [2019-11-26 17:12:08,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08" (1/1) ... [2019-11-26 17:12:08,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:08" (1/1) ... [2019-11-26 17:12:08,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:08,242 INFO L168 Benchmark]: Toolchain (without parser) took 800.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 997.1 MB in the end (delta: -28.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:08,244 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:08,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.45 ms. Allocated memory is still 1.0 GB. Free memory was 968.8 MB in the beginning and 957.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:08,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.65 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 997.1 MB in the end (delta: -39.7 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:08,249 INFO L168 Benchmark]: Boogie Preprocessor took 40.66 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:08,256 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 568.45 ms. Allocated memory is still 1.0 GB. Free memory was 968.8 MB in the beginning and 957.4 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 181.65 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 997.1 MB in the end (delta: -39.7 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 40.66 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 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...