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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:06:07,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:06:07,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:06:07,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:06:07,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:06:07,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:06:07,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:06:07,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:06:07,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:06:07,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:06:07,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:06:07,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:06:07,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:06:07,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:06:07,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:06:07,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:06:07,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:06:07,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:06:07,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:06:07,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:06:07,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:06:07,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:06:07,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:06:07,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:06:07,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 02:06:07,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 02:06:07,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 02:06:07,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 02:06:07,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 02:06:07,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 02:06:07,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 02:06:07,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 02:06:07,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 02:06:07,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 02:06:07,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 02:06:07,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 02:06:07,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 02:06:07,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 02:06:07,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:06:07,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:06:07,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:06:07,159 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 [2019-09-17 02:06:07,177 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:06:07,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:06:07,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:06:07,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:06:07,180 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:06:07,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:06:07,180 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:06:07,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:06:07,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:06:07,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:06:07,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:06:07,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:06:07,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:06:07,182 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:06:07,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:06:07,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:06:07,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:06:07,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:06:07,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:06:07,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:06:07,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:06:07,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:06:07,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:06:07,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:06:07,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:06:07,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:06:07,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:06:07,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:06:07,186 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> NONE [2019-09-17 02:06:07,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:06:07,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:06:07,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:06:07,244 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:06:07,244 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:06:07,245 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2019-09-17 02:06:07,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea3e60672/b17c3cccac8a4fa1837863442cb47a48/FLAG192f20c65 [2019-09-17 02:06:07,891 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:06:07,892 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2019-09-17 02:06:07,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea3e60672/b17c3cccac8a4fa1837863442cb47a48/FLAG192f20c65 [2019-09-17 02:06:08,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea3e60672/b17c3cccac8a4fa1837863442cb47a48 [2019-09-17 02:06:08,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:06:08,200 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:06:08,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:06:08,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:06:08,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:06:08,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:06:08" (1/1) ... [2019-09-17 02:06:08,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d9ea74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08, skipping insertion in model container [2019-09-17 02:06:08,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:06:08" (1/1) ... [2019-09-17 02:06:08,217 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:06:08,277 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:06:08,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:06:08,714 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:06:08,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:06:08,833 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:06:08,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08 WrapperNode [2019-09-17 02:06:08,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:06:08,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:06:08,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:06:08,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:06:08,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08" (1/1) ... [2019-09-17 02:06:08,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08" (1/1) ... [2019-09-17 02:06:08,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08" (1/1) ... [2019-09-17 02:06:08,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08" (1/1) ... [2019-09-17 02:06:08,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08" (1/1) ... [2019-09-17 02:06:08,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08" (1/1) ... [2019-09-17 02:06:08,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08" (1/1) ... [2019-09-17 02:06:08,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:06:08,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:06:08,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:06:08,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:06:08,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:08" (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 [2019-09-17 02:06:08,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:06:08,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:06:08,986 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2019-09-17 02:06:08,987 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2019-09-17 02:06:08,987 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2019-09-17 02:06:08,987 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2019-09-17 02:06:08,987 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2019-09-17 02:06:08,987 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2019-09-17 02:06:08,987 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2019-09-17 02:06:08,988 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2019-09-17 02:06:08,988 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:06:08,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 02:06:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:06:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 02:06:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-17 02:06:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2019-09-17 02:06:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-17 02:06:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-17 02:06:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2019-09-17 02:06:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2019-09-17 02:06:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2019-09-17 02:06:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2019-09-17 02:06:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 02:06:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2019-09-17 02:06:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2019-09-17 02:06:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-17 02:06:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:06:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 02:06:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 02:06:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 02:06:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 02:06:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 02:06:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 02:06:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 02:06:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 02:06:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 02:06:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:06:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-17 02:06:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:06:10,450 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:06:10,450 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-17 02:06:10,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:06:10 BoogieIcfgContainer [2019-09-17 02:06:10,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:06:10,452 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:06:10,452 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:06:10,452 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:06:10,454 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:06:10" (1/1) ... [2019-09-17 02:06:10,454 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-17 02:06:10,478 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 02:06:10,478 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:06:10,487 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-17 02:06:10,497 INFO L168 Benchmark]: Toolchain (without parser) took 2296.48 ms. Allocated memory was 131.1 MB in the beginning and 219.7 MB in the end (delta: 88.6 MB). Free memory was 84.3 MB in the beginning and 153.5 MB in the end (delta: -69.2 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:10,498 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 02:06:10,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.04 ms. Allocated memory was 131.1 MB in the beginning and 199.8 MB in the end (delta: 68.7 MB). Free memory was 84.1 MB in the beginning and 167.5 MB in the end (delta: -83.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:10,501 INFO L168 Benchmark]: Boogie Preprocessor took 90.12 ms. Allocated memory is still 199.8 MB. Free memory was 167.5 MB in the beginning and 163.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:10,502 INFO L168 Benchmark]: RCFGBuilder took 1526.42 ms. Allocated memory was 199.8 MB in the beginning and 219.7 MB in the end (delta: 19.9 MB). Free memory was 162.6 MB in the beginning and 156.1 MB in the end (delta: 6.5 MB). Peak memory consumption was 97.2 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:10,502 INFO L168 Benchmark]: Sifa took 43.15 ms. Allocated memory is still 219.7 MB. Free memory was 156.1 MB in the beginning and 153.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:10,507 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 633.04 ms. Allocated memory was 131.1 MB in the beginning and 199.8 MB in the end (delta: 68.7 MB). Free memory was 84.1 MB in the beginning and 167.5 MB in the end (delta: -83.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.12 ms. Allocated memory is still 199.8 MB. Free memory was 167.5 MB in the beginning and 163.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1526.42 ms. Allocated memory was 199.8 MB in the beginning and 219.7 MB in the end (delta: 19.9 MB). Free memory was 162.6 MB in the beginning and 156.1 MB in the end (delta: 6.5 MB). Peak memory consumption was 97.2 MB. Max. memory is 7.1 GB. * Sifa took 43.15 ms. Allocated memory is still 219.7 MB. Free memory was 156.1 MB in the beginning and 153.5 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...