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-simple/id_b5_o10-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 17:51:25,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 17:51:25,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 17:51:25,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 17:51:25,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 17:51:25,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 17:51:25,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 17:51:25,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 17:51:25,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 17:51:25,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 17:51:25,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 17:51:25,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 17:51:25,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 17:51:25,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 17:51:25,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 17:51:25,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 17:51:25,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 17:51:25,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 17:51:25,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 17:51:25,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 17:51:25,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 17:51:25,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 17:51:25,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 17:51:25,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 17:51:25,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 17:51:25,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 17:51:25,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 17:51:25,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 17:51:25,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 17:51:25,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 17:51:25,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 17:51:25,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 17:51:25,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 17:51:25,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 17:51:25,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 17:51:25,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 17:51:25,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 17:51:25,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 17:51:25,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 17:51:25,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 17:51:25,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 17:51:25,977 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 [2019-08-31 17:51:26,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 17:51:26,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 17:51:26,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 17:51:26,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 17:51:26,007 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 17:51:26,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 17:51:26,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 17:51:26,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 17:51:26,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 17:51:26,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 17:51:26,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 17:51:26,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 17:51:26,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 17:51:26,010 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 17:51:26,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 17:51:26,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 17:51:26,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 17:51:26,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 17:51:26,011 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 17:51:26,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 17:51:26,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 17:51:26,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 17:51:26,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 17:51:26,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 17:51:26,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 17:51:26,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 17:51:26,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 17:51:26,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 17:51:26,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 17:51:26,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 17:51:26,086 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 17:51:26,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 17:51:26,091 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 17:51:26,092 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 17:51:26,092 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/id_b5_o10-2.c [2019-08-31 17:51:26,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c72f4fd94/f83ea546449e44aa9d5f4451c65e451c/FLAG6b1b2cf2c [2019-08-31 17:51:26,593 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 17:51:26,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/id_b5_o10-2.c [2019-08-31 17:51:26,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c72f4fd94/f83ea546449e44aa9d5f4451c65e451c/FLAG6b1b2cf2c [2019-08-31 17:51:26,986 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c72f4fd94/f83ea546449e44aa9d5f4451c65e451c [2019-08-31 17:51:26,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 17:51:26,998 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 17:51:26,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 17:51:26,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 17:51:27,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 17:51:27,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:51:26" (1/1) ... [2019-08-31 17:51:27,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5045b54f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27, skipping insertion in model container [2019-08-31 17:51:27,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:51:26" (1/1) ... [2019-08-31 17:51:27,014 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 17:51:27,028 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 17:51:27,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 17:51:27,284 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 17:51:27,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 17:51:27,322 INFO L192 MainTranslator]: Completed translation [2019-08-31 17:51:27,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27 WrapperNode [2019-08-31 17:51:27,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 17:51:27,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 17:51:27,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 17:51:27,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 17:51:27,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27" (1/1) ... [2019-08-31 17:51:27,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27" (1/1) ... [2019-08-31 17:51:27,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27" (1/1) ... [2019-08-31 17:51:27,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27" (1/1) ... [2019-08-31 17:51:27,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27" (1/1) ... [2019-08-31 17:51:27,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27" (1/1) ... [2019-08-31 17:51:27,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27" (1/1) ... [2019-08-31 17:51:27,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 17:51:27,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 17:51:27,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 17:51:27,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 17:51:27,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:51:27" (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 [2019-08-31 17:51:27,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 17:51:27,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 17:51:27,599 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2019-08-31 17:51:27,599 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 17:51:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 17:51:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 17:51:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure id [2019-08-31 17:51:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 17:51:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 17:51:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 17:51:27,771 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 17:51:27,771 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 17:51:27,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:51:27 BoogieIcfgContainer [2019-08-31 17:51:27,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 17:51:27,773 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 17:51:27,773 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 17:51:27,773 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 17:51:27,775 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:51:27" (1/1) ... [2019-08-31 17:51:27,817 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 17:51:27,817 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 17:51:27,827 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.topsortRelevant(CallGraph.java:132) at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.(CallGraph.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.(IcfgInterpreter.java:93) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaBuilder.construct(SifaBuilder.java:107) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:79) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-31 17:51:27,843 INFO L168 Benchmark]: Toolchain (without parser) took 839.90 ms. Allocated memory was 133.7 MB in the beginning and 203.9 MB in the end (delta: 70.3 MB). Free memory was 89.2 MB in the beginning and 167.4 MB in the end (delta: -78.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-31 17:51:27,847 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 133.7 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 17:51:27,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.00 ms. Allocated memory is still 133.7 MB. Free memory was 89.0 MB in the beginning and 80.0 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-31 17:51:27,854 INFO L168 Benchmark]: Boogie Preprocessor took 200.56 ms. Allocated memory was 133.7 MB in the beginning and 203.9 MB in the end (delta: 70.3 MB). Free memory was 80.0 MB in the beginning and 180.6 MB in the end (delta: -100.6 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-31 17:51:27,859 INFO L168 Benchmark]: RCFGBuilder took 246.53 ms. Allocated memory is still 203.9 MB. Free memory was 180.6 MB in the beginning and 169.7 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-08-31 17:51:27,864 INFO L168 Benchmark]: Sifa took 62.49 ms. Allocated memory is still 203.9 MB. Free memory was 169.7 MB in the beginning and 167.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-31 17:51:27,880 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 133.7 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 326.00 ms. Allocated memory is still 133.7 MB. Free memory was 89.0 MB in the beginning and 80.0 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 200.56 ms. Allocated memory was 133.7 MB in the beginning and 203.9 MB in the end (delta: 70.3 MB). Free memory was 80.0 MB in the beginning and 180.6 MB in the end (delta: -100.6 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 246.53 ms. Allocated memory is still 203.9 MB. Free memory was 180.6 MB in the beginning and 169.7 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Sifa took 62.49 ms. Allocated memory is still 203.9 MB. Free memory was 169.7 MB in the beginning and 167.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: IllegalArgumentException: Recursive programs are not supported. de.uni_freiburg.informatik.ultimate.plugins.sifa: IllegalArgumentException: Recursive programs are not supported.: de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.topsortRelevant(CallGraph.java:132) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...