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 --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:25:07,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:25:07,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:25:07,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:25:07,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:25:07,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:25:07,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:25:08,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:25:08,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:25:08,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:25:08,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:25:08,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:25:08,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:25:08,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:25:08,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:25:08,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:25:08,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:25:08,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:25:08,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:25:08,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:25:08,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:25:08,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:25:08,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:25:08,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:25:08,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:25:08,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:25:08,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:25:08,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:25:08,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:25:08,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:25:08,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:25:08,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:25:08,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:25:08,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:25:08,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:25:08,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:25:08,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:25:08,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:25:08,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:25:08,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:25:08,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:25:08,067 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 [2019-09-20 22:25:08,093 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:25:08,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:25:08,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:25:08,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:25:08,095 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:25:08,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:25:08,096 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:25:08,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:25:08,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:25:08,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:25:08,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:25:08,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:25:08,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:25:08,098 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:25:08,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:25:08,099 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:25:08,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:25:08,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:25:08,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:25:08,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:25:08,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:25:08,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:25:08,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:25:08,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:25:08,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:25:08,101 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:25:08,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:25:08,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:25:08,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:25:08,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:25:08,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:25:08,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:25:08,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:25:08,190 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:25:08,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2019-09-20 22:25:08,261 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/198f04f63/191b5cd9014c4188bea042808cbd0f00/FLAG117a25670 [2019-09-20 22:25:08,814 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:25:08,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2019-09-20 22:25:08,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/198f04f63/191b5cd9014c4188bea042808cbd0f00/FLAG117a25670 [2019-09-20 22:25:09,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/198f04f63/191b5cd9014c4188bea042808cbd0f00 [2019-09-20 22:25:09,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:25:09,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:25:09,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:25:09,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:25:09,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:25:09,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:25:09" (1/1) ... [2019-09-20 22:25:09,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bd43ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09, skipping insertion in model container [2019-09-20 22:25:09,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:25:09" (1/1) ... [2019-09-20 22:25:09,191 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:25:09,247 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:25:09,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:25:09,646 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:25:09,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:25:09,760 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:25:09,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09 WrapperNode [2019-09-20 22:25:09,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:25:09,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:25:09,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:25:09,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:25:09,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09" (1/1) ... [2019-09-20 22:25:09,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09" (1/1) ... [2019-09-20 22:25:09,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09" (1/1) ... [2019-09-20 22:25:09,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09" (1/1) ... [2019-09-20 22:25:09,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09" (1/1) ... [2019-09-20 22:25:09,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09" (1/1) ... [2019-09-20 22:25:09,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09" (1/1) ... [2019-09-20 22:25:09,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:25:09,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:25:09,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:25:09,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:25:09,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:09" (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 [2019-09-20 22:25:09,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:25:09,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:25:09,929 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2019-09-20 22:25:09,929 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2019-09-20 22:25:09,929 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2019-09-20 22:25:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2019-09-20 22:25:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2019-09-20 22:25:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2019-09-20 22:25:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2019-09-20 22:25:09,930 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2019-09-20 22:25:09,931 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:25:09,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 22:25:09,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:25:09,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 22:25:09,931 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 22:25:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2019-09-20 22:25:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 22:25:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2019-09-20 22:25:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2019-09-20 22:25:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2019-09-20 22:25:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2019-09-20 22:25:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2019-09-20 22:25:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:25:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2019-09-20 22:25:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2019-09-20 22:25:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-20 22:25:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:25:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 22:25:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:25:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:25:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:25:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:25:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:25:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:25:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:25:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:25:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:25:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 22:25:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:25:11,287 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:25:11,288 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-20 22:25:11,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:25:11 BoogieIcfgContainer [2019-09-20 22:25:11,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:25:11,290 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:25:11,290 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:25:11,291 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:25:11,292 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:25:11" (1/1) ... [2019-09-20 22:25:11,293 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=AlwaysFluid [2019-09-20 22:25:11,316 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:25:11,317 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:25:11,325 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:88) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:80) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-20 22:25:11,335 INFO L168 Benchmark]: Toolchain (without parser) took 2154.58 ms. Allocated memory was 134.7 MB in the beginning and 229.6 MB in the end (delta: 94.9 MB). Free memory was 88.6 MB in the beginning and 154.0 MB in the end (delta: -65.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:11,337 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:25:11,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.15 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 88.4 MB in the beginning and 168.8 MB in the end (delta: -80.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:11,340 INFO L168 Benchmark]: Boogie Preprocessor took 88.09 ms. Allocated memory is still 201.3 MB. Free memory was 168.8 MB in the beginning and 164.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:11,341 INFO L168 Benchmark]: RCFGBuilder took 1439.66 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 164.8 MB in the beginning and 156.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:11,342 INFO L168 Benchmark]: Sifa took 41.17 ms. Allocated memory is still 229.6 MB. Free memory was 156.6 MB in the beginning and 154.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:11,353 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 582.15 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 88.4 MB in the beginning and 168.8 MB in the end (delta: -80.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.09 ms. Allocated memory is still 201.3 MB. Free memory was 168.8 MB in the beginning and 164.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1439.66 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 164.8 MB in the beginning and 156.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. * Sifa took 41.17 ms. Allocated memory is still 229.6 MB. Free memory was 156.6 MB in the beginning and 154.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 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...