java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive/Fibonacci02.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 23:17:25,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 23:17:25,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 23:17:25,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 23:17:25,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 23:17:25,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 23:17:25,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 23:17:25,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 23:17:25,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 23:17:25,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 23:17:25,371 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 23:17:25,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 23:17:25,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 23:17:25,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 23:17:25,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 23:17:25,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 23:17:25,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 23:17:25,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 23:17:25,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 23:17:25,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 23:17:25,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 23:17:25,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 23:17:25,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 23:17:25,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 23:17:25,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 23:17:25,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 23:17:25,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 23:17:25,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 23:17:25,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 23:17:25,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 23:17:25,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 23:17:25,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 23:17:25,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 23:17:25,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 23:17:25,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 23:17:25,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 23:17:25,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 23:17:25,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 23:17:25,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 23:17:25,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 23:17:25,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 23:17:25,402 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 23:17:25,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 23:17:25,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 23:17:25,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 23:17:25,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 23:17:25,430 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 23:17:25,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 23:17:25,431 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 23:17:25,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 23:17:25,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 23:17:25,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 23:17:25,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 23:17:25,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 23:17:25,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 23:17:25,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 23:17:25,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 23:17:25,433 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 23:17:25,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 23:17:25,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 23:17:25,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 23:17:25,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 23:17:25,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 23:17:25,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 23:17:25,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 23:17:25,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 23:17:25,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 23:17:25,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 23:17:25,436 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 23:17:25,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 23:17:25,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 23:17:25,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 23:17:25,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 23:17:25,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 23:17:25,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 23:17:25,499 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 23:17:25,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/Fibonacci02.c [2019-08-22 23:17:25,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/334ffa625/773043d74760478996454844ecdc72b5/FLAG7aa156e6d [2019-08-22 23:17:25,974 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 23:17:25,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive/Fibonacci02.c [2019-08-22 23:17:25,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/334ffa625/773043d74760478996454844ecdc72b5/FLAG7aa156e6d [2019-08-22 23:17:26,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/334ffa625/773043d74760478996454844ecdc72b5 [2019-08-22 23:17:26,394 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 23:17:26,395 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 23:17:26,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 23:17:26,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 23:17:26,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 23:17:26,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58088955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26, skipping insertion in model container [2019-08-22 23:17:26,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,411 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 23:17:26,425 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 23:17:26,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:17:26,601 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 23:17:26,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:17:26,627 INFO L192 MainTranslator]: Completed translation [2019-08-22 23:17:26,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26 WrapperNode [2019-08-22 23:17:26,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 23:17:26,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 23:17:26,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 23:17:26,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 23:17:26,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,737 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 23:17:26,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 23:17:26,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 23:17:26,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 23:17:26,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:17:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 23:17:26,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 23:17:26,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 23:17:26,792 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2019-08-22 23:17:26,792 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 23:17:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 23:17:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 23:17:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2019-08-22 23:17:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 23:17:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 23:17:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 23:17:26,956 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 23:17:26,956 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 23:17:26,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:17:26 BoogieIcfgContainer [2019-08-22 23:17:26,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 23:17:26,958 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 23:17:26,958 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 23:17:26,959 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 23:17:26,960 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:17:26" (1/1) ... [2019-08-22 23:17:26,993 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 23:17:26,997 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 23:17:27,005 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:136) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1382) at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.checkNotRecursive(CallGraph.java:131) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.(CallGraph.java:92) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.(IcfgInterpreter.java:84) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SifaBuilder.construct(SifaBuilder.java:97) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:76) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:69) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-22 23:17:27,011 INFO L168 Benchmark]: Toolchain (without parser) took 614.33 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 90.8 MB in the beginning and 165.4 MB in the end (delta: -74.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-22 23:17:27,012 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 23:17:27,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.90 ms. Allocated memory is still 134.7 MB. Free memory was 90.6 MB in the beginning and 81.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-22 23:17:27,015 INFO L168 Benchmark]: Boogie Preprocessor took 112.72 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 81.7 MB in the beginning and 178.4 MB in the end (delta: -96.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-08-22 23:17:27,016 INFO L168 Benchmark]: RCFGBuilder took 216.46 ms. Allocated memory is still 201.3 MB. Free memory was 178.4 MB in the beginning and 166.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-08-22 23:17:27,017 INFO L168 Benchmark]: Symbolic Interpretation took 50.04 ms. Allocated memory is still 201.3 MB. Free memory was 166.9 MB in the beginning and 165.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-08-22 23:17:27,024 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: IllegalArgumentException: Recursive programs are not supported. de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: IllegalArgumentException: Recursive programs are not supported.: de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:136) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 231.90 ms. Allocated memory is still 134.7 MB. Free memory was 90.6 MB in the beginning and 81.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.72 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 81.7 MB in the beginning and 178.4 MB in the end (delta: -96.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 216.46 ms. Allocated memory is still 201.3 MB. Free memory was 178.4 MB in the beginning and 166.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 50.04 ms. Allocated memory is still 201.3 MB. Free memory was 166.9 MB in the beginning and 165.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...