./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/recHanoi02-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/recHanoi02-2.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 f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/recHanoi02-2.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 f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:17:52,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:17:52,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:17:52,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:17:52,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:17:52,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:17:52,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:17:52,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:17:52,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:17:52,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:17:52,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:17:52,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:17:52,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:17:52,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:17:52,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:17:52,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:17:52,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:17:52,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:17:52,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:17:52,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:17:52,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:17:52,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:17:52,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:17:52,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:17:52,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:17:52,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:17:52,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:17:52,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:17:52,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:17:52,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:17:52,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:17:52,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:17:52,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:17:52,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:17:52,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:17:52,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:17:52,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:17:52,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:17:52,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:17:52,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:17:52,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:17:52,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:17:52,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:17:52,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:17:52,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:17:52,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:17:52,642 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:17:52,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:17:52,642 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:17:52,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:17:52,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:17:52,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:17:52,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:17:52,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:17:52,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:17:52,648 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:17:52,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:17:52,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:17:52,650 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:17:52,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:17:52,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:17:52,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:17:52,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:17:52,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:17:52,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:17:52,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:17:52,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:17:52,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:17:52,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:17:52,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:17:52,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:17:52,657 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 -> f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 [2019-11-24 21:17:53,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:17:53,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:17:53,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:17:53,294 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:17:53,299 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:17:53,300 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/recHanoi02-2.c [2019-11-24 21:17:53,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0384e824e/9f94643ce84e4641a1d4e23fdc3db9d8/FLAGe4945aada [2019-11-24 21:17:54,520 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:17:54,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/recHanoi02-2.c [2019-11-24 21:17:54,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0384e824e/9f94643ce84e4641a1d4e23fdc3db9d8/FLAGe4945aada [2019-11-24 21:17:54,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0384e824e/9f94643ce84e4641a1d4e23fdc3db9d8 [2019-11-24 21:17:54,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:17:54,786 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:17:54,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:54,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:17:54,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:17:54,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16306e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54, skipping insertion in model container [2019-11-24 21:17:54,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:17:54,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:17:55,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:55,297 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:17:55,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:55,343 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:17:55,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55 WrapperNode [2019-11-24 21:17:55,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:55,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:55,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:17:55,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:17:55,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:55,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:17:55,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:17:55,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:17:55,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:17:55,555 INFO L168 Benchmark]: Toolchain (without parser) took 766.76 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. [2019-11-24 21:17:55,557 INFO L168 Benchmark]: CDTParser took 0.89 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. [2019-11-24 21:17:55,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 557.80 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. [2019-11-24 21:17:55,576 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.78 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 991.1 MB in the end (delta: -35.1 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:55,578 INFO L168 Benchmark]: Boogie Preprocessor took 33.03 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:55,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 557.80 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 157.78 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 991.1 MB in the end (delta: -35.1 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 33.03 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:17:59,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:17:59,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:17:59,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:17:59,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:17:59,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:17:59,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:17:59,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:17:59,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:17:59,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:17:59,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:17:59,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:17:59,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:17:59,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:17:59,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:17:59,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:17:59,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:17:59,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:17:59,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:17:59,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:17:59,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:17:59,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:17:59,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:17:59,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:17:59,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:17:59,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:17:59,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:17:59,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:17:59,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:17:59,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:17:59,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:17:59,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:17:59,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:17:59,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:17:59,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:17:59,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:17:59,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:17:59,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:17:59,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:17:59,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:17:59,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:17:59,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:17:59,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:17:59,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:17:59,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:17:59,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:17:59,696 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:17:59,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:17:59,699 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:17:59,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:17:59,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:17:59,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:17:59,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:17:59,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:17:59,705 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:17:59,705 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:17:59,706 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:17:59,706 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:17:59,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:17:59,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:17:59,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:17:59,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:17:59,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:17:59,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:17:59,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:17:59,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:17:59,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:17:59,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:17:59,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:17:59,713 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:17:59,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:17:59,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:17:59,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:17:59,716 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 -> f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 [2019-11-24 21:18:00,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:00,328 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:00,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:00,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:00,341 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:00,342 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/recHanoi02-2.c [2019-11-24 21:18:00,508 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00429bac2/0a452f25ce2d49af98288694f7899b38/FLAGb38694af1 [2019-11-24 21:18:01,456 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:01,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/recHanoi02-2.c [2019-11-24 21:18:01,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00429bac2/0a452f25ce2d49af98288694f7899b38/FLAGb38694af1 [2019-11-24 21:18:01,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00429bac2/0a452f25ce2d49af98288694f7899b38 [2019-11-24 21:18:01,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:01,645 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:01,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:01,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:01,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:01,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:01" (1/1) ... [2019-11-24 21:18:01,668 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 24.11 09:18:01, skipping insertion in model container [2019-11-24 21:18:01,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:01" (1/1) ... [2019-11-24 21:18:01,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:01,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:02,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:02,211 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:02,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:02,285 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:02,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02 WrapperNode [2019-11-24 21:18:02,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:02,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:02,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:02,293 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:02,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02" (1/1) ... [2019-11-24 21:18:02,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02" (1/1) ... [2019-11-24 21:18:02,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:02,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:02,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:02,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:02,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02" (1/1) ... [2019-11-24 21:18:02,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02" (1/1) ... [2019-11-24 21:18:02,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02" (1/1) ... [2019-11-24 21:18:02,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02" (1/1) ... [2019-11-24 21:18:02,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02" (1/1) ... [2019-11-24 21:18:02,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02" (1/1) ... [2019-11-24 21:18:02,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:02" (1/1) ... [2019-11-24 21:18:02,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:02,587 INFO L168 Benchmark]: Toolchain (without parser) took 936.17 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 997.1 MB in the end (delta: -35.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:02,590 INFO L168 Benchmark]: CDTParser took 2.41 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. [2019-11-24 21:18:02,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.70 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. [2019-11-24 21:18:02,600 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.16 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 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:02,601 INFO L168 Benchmark]: Boogie Preprocessor took 57.70 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. [2019-11-24 21:18:02,611 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 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 641.70 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 229.16 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 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.70 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...