./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/recHanoi01.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/recHanoi01.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 0cee484eb8c334f56fff1bb10913b8152d2b5c32 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/recHanoi01.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 0cee484eb8c334f56fff1bb10913b8152d2b5c32 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:11:57,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:11:57,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:11:57,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:11:57,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:11:57,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:11:57,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:11:57,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:11:57,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:11:57,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:11:57,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:11:57,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:11:57,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:11:57,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:11:57,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:11:57,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:11:57,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:11:57,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:11:57,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:11:57,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:11:57,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:11:57,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:11:57,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:11:57,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:11:57,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:11:57,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:11:57,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:11:57,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:11:57,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:11:57,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:11:57,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:11:57,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:11:57,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:11:57,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:11:57,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:11:57,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:11:57,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:11:57,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:11:57,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:11:57,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:11:57,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:11:57,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:11:57,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:11:57,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:11:57,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:11:57,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:11:57,690 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:11:57,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:11:57,691 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:11:57,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:11:57,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:11:57,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:11:57,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:11:57,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:11:57,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:11:57,696 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:11:57,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:11:57,698 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:11:57,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:11:57,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:11:57,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:11:57,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:11:57,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:11:57,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:11:57,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:11:57,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:11:57,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:11:57,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:11:57,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:11:57,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:11:57,707 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 -> 0cee484eb8c334f56fff1bb10913b8152d2b5c32 [2019-11-26 17:11:58,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:11:58,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:11:58,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:11:58,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:11:58,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:11:58,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/recHanoi01.c [2019-11-26 17:11:58,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8991ea60c/c972751376324cbbaaefa686fe16ea94/FLAG742ebcd95 [2019-11-26 17:11:59,456 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:11:59,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/recHanoi01.c [2019-11-26 17:11:59,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8991ea60c/c972751376324cbbaaefa686fe16ea94/FLAG742ebcd95 [2019-11-26 17:11:59,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8991ea60c/c972751376324cbbaaefa686fe16ea94 [2019-11-26 17:11:59,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:11:59,756 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:11:59,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:59,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:11:59,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:11:59,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@427f8da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59, skipping insertion in model container [2019-11-26 17:11:59,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:11:59,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:00,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:00,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:00,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:00,315 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:00,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00 WrapperNode [2019-11-26 17:12:00,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:00,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:00,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:00,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:00,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:00,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:00,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:00,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:00,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:00" (1/1) ... [2019-11-26 17:12:00,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:00,511 INFO L168 Benchmark]: Toolchain (without parser) took 747.08 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 17:12:00,512 INFO L168 Benchmark]: CDTParser took 0.35 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 17:12:00,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 556.14 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 17:12:00,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.03 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 17:12:00,533 INFO L168 Benchmark]: Boogie Preprocessor took 51.97 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 17:12:00,545 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 556.14 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 123.03 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 51.97 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 17:12:04,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:04,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:04,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:04,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:04,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:04,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:04,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:04,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:04,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:04,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:04,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:04,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:04,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:04,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:04,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:04,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:04,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:04,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:04,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:04,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:04,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:04,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:04,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:04,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:04,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:04,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:04,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:04,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:04,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:04,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:04,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:04,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:04,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:04,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:04,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:04,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:04,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:04,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:04,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:04,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:04,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:12:04,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:04,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:04,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:04,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:04,539 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:04,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:04,542 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:04,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:04,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:04,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:04,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:04,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:04,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:12:04,544 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:12:04,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:04,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:04,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:04,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:04,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:04,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:04,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:04,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:04,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:04,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:04,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:04,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:04,555 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:12:04,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:12:04,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:04,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:12:04,558 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 -> 0cee484eb8c334f56fff1bb10913b8152d2b5c32 [2019-11-26 17:12:05,061 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:05,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:05,104 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:05,110 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:05,110 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:05,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/recHanoi01.c [2019-11-26 17:12:05,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090bac056/f948015cad6e45bf9caf37bf064cbfcc/FLAG10188301f [2019-11-26 17:12:06,233 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:06,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/recHanoi01.c [2019-11-26 17:12:06,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090bac056/f948015cad6e45bf9caf37bf064cbfcc/FLAG10188301f [2019-11-26 17:12:06,414 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090bac056/f948015cad6e45bf9caf37bf064cbfcc [2019-11-26 17:12:06,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:06,427 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:06,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:06,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:06,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:06,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:06" (1/1) ... [2019-11-26 17:12:06,450 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 05:12:06, skipping insertion in model container [2019-11-26 17:12:06,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:06" (1/1) ... [2019-11-26 17:12:06,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:06,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:06,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:06,981 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:07,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:07,068 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:07,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07 WrapperNode [2019-11-26 17:12:07,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:07,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:07,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:07,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:07,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:07,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:07,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:07,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:07,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:07" (1/1) ... [2019-11-26 17:12:07,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:07,389 INFO L168 Benchmark]: Toolchain (without parser) took 955.22 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. [2019-11-26 17:12:07,390 INFO L168 Benchmark]: CDTParser took 2.07 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 17:12:07,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.19 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:07,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.30 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. [2019-11-26 17:12:07,403 INFO L168 Benchmark]: Boogie Preprocessor took 71.35 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 17:12:07,412 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07 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 636.19 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.30 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 71.35 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...