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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --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 18:24:50,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:24:50,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:24:50,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:24:50,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:24:50,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:24:50,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:24:50,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:24:50,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:24:50,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:24:50,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:24:50,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:24:50,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:24:50,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:24:50,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:24:50,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:24:50,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:24:50,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:24:50,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:24:50,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:24:50,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:24:50,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:24:50,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:24:50,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:24:50,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:24:50,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:24:50,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:24:50,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:24:50,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:24:50,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:24:50,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:24:50,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:24:50,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:24:50,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:24:50,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:24:50,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:24:50,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:24:50,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:24:50,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:24:50,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:24:50,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:24:50,226 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 18:24:50,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:24:50,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:24:50,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:24:50,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:24:50,246 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:24:50,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:24:50,246 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:24:50,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:24:50,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:24:50,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:24:50,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:24:50,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:24:50,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:24:50,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:24:50,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:24:50,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:24:50,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:24:50,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:24:50,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:24:50,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:24:50,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:24:50,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:24:50,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:24:50,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:24:50,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:24:50,250 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:24:50,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:24:50,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:24:50,251 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 -> SequenceOfStatements 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 -> SIMPLIFY_DDA [2019-09-20 18:24:50,286 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:24:50,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:24:50,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:24:50,301 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:24:50,302 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:24:50,303 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2019-09-20 18:24:50,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe528ded3/9309b2bd134d4ff0be845e4119b73a5c/FLAG4cefd6bf4 [2019-09-20 18:24:50,932 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:24:50,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2019-09-20 18:24:50,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe528ded3/9309b2bd134d4ff0be845e4119b73a5c/FLAG4cefd6bf4 [2019-09-20 18:24:51,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe528ded3/9309b2bd134d4ff0be845e4119b73a5c [2019-09-20 18:24:51,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:24:51,262 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:24:51,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:24:51,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:24:51,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:24:51,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10d9ccf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51, skipping insertion in model container [2019-09-20 18:24:51,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,276 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:24:51,313 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:24:51,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:24:51,712 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:24:51,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:24:51,815 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:24:51,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51 WrapperNode [2019-09-20 18:24:51,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:24:51,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:24:51,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:24:51,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:24:51,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:24:51,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:24:51,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:24:51,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:24:51,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:51" (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 18:24:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:24:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:24:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2019-09-20 18:24:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2019-09-20 18:24:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2019-09-20 18:24:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2019-09-20 18:24:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2019-09-20 18:24:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2019-09-20 18:24:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2019-09-20 18:24:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2019-09-20 18:24:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:24:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 18:24:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:24:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 18:24:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 18:24:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2019-09-20 18:24:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 18:24:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2019-09-20 18:24:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2019-09-20 18:24:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2019-09-20 18:24:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2019-09-20 18:24:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2019-09-20 18:24:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 18:24:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2019-09-20 18:24:51,999 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2019-09-20 18:24:51,999 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-20 18:24:51,999 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:24:51,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 18:24:51,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:24:51,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 18:24:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:24:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 18:24:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:24:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:24:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 18:24:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 18:24:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:24:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 18:24:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:24:52,977 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:24:52,978 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-20 18:24:52,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:24:52 BoogieIcfgContainer [2019-09-20 18:24:52,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:24:52,980 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:24:52,980 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:24:52,980 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:24:52,981 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:24:52" (1/1) ... [2019-09-20 18:24:52,982 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=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 18:24:53,008 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:24:53,008 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:24:53,017 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-20 18:24:53,022 INFO L168 Benchmark]: Toolchain (without parser) took 1759.35 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.8 MB in the beginning and 99.3 MB in the end (delta: -11.5 MB). Peak memory consumption was 55.6 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,024 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.61 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.6 MB in the beginning and 166.3 MB in the end (delta: -78.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,026 INFO L168 Benchmark]: Boogie Preprocessor took 92.11 ms. Allocated memory is still 199.2 MB. Free memory was 166.3 MB in the beginning and 162.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,027 INFO L168 Benchmark]: RCFGBuilder took 1071.12 ms. Allocated memory is still 199.2 MB. Free memory was 162.3 MB in the beginning and 101.2 MB in the end (delta: 61.1 MB). Peak memory consumption was 61.1 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,028 INFO L168 Benchmark]: Sifa took 40.34 ms. Allocated memory is still 199.2 MB. Free memory was 101.2 MB in the beginning and 99.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,035 INFO L335 ainManager$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 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 552.61 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.6 MB in the beginning and 166.3 MB in the end (delta: -78.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.11 ms. Allocated memory is still 199.2 MB. Free memory was 166.3 MB in the beginning and 162.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1071.12 ms. Allocated memory is still 199.2 MB. Free memory was 162.3 MB in the beginning and 101.2 MB in the end (delta: 61.1 MB). Peak memory consumption was 61.1 MB. Max. memory is 7.1 GB. * Sifa took 40.34 ms. Allocated memory is still 199.2 MB. Free memory was 101.2 MB in the beginning and 99.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 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...