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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:23:48,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:23:48,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:23:48,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:23:48,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:23:48,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:23:48,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:23:48,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:23:48,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:23:48,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:23:48,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:23:48,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:23:48,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:23:48,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:23:48,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:23:48,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:23:48,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:23:48,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:23:48,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:23:48,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:23:48,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:23:48,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:23:48,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:23:48,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:23:48,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:23:48,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:23:48,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:23:48,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:23:48,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:23:48,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:23:48,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:23:48,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:23:48,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:23:48,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:23:48,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:23:48,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:23:48,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:23:48,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:23:48,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:23:48,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:23:48,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:23:48,327 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 19:23:48,342 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:23:48,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:23:48,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:23:48,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:23:48,343 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:23:48,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:23:48,345 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:23:48,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:23:48,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:23:48,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:23:48,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:23:48,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:23:48,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:23:48,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:23:48,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:23:48,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:23:48,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:23:48,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:23:48,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:23:48,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:23:48,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:23:48,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:23:48,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:23:48,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:23:48,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:23:48,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:23:48,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:23:48,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:23:48,350 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 -> SingleStatement 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 19:23:48,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:23:48,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:23:48,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:23:48,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:23:48,420 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:23:48,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2019-09-20 19:23:48,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0beec512c/5a0ce76282bd42e1a8d0bfc51cbf300d/FLAGcf4053e79 [2019-09-20 19:23:49,024 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:23:49,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2019-09-20 19:23:49,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0beec512c/5a0ce76282bd42e1a8d0bfc51cbf300d/FLAGcf4053e79 [2019-09-20 19:23:49,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0beec512c/5a0ce76282bd42e1a8d0bfc51cbf300d [2019-09-20 19:23:49,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:23:49,325 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:23:49,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:23:49,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:23:49,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:23:49,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:23:49" (1/1) ... [2019-09-20 19:23:49,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e5c733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49, skipping insertion in model container [2019-09-20 19:23:49,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:23:49" (1/1) ... [2019-09-20 19:23:49,338 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:23:49,373 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:23:49,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:23:49,749 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:23:49,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:23:49,878 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:23:49,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49 WrapperNode [2019-09-20 19:23:49,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:23:49,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:23:49,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:23:49,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:23:49,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49" (1/1) ... [2019-09-20 19:23:49,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49" (1/1) ... [2019-09-20 19:23:49,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49" (1/1) ... [2019-09-20 19:23:49,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49" (1/1) ... [2019-09-20 19:23:49,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49" (1/1) ... [2019-09-20 19:23:49,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49" (1/1) ... [2019-09-20 19:23:49,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49" (1/1) ... [2019-09-20 19:23:49,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:23:49,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:23:49,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:23:49,966 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:23:49,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49" (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 19:23:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:23:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:23:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2019-09-20 19:23:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2019-09-20 19:23:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2019-09-20 19:23:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2019-09-20 19:23:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2019-09-20 19:23:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2019-09-20 19:23:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2019-09-20 19:23:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2019-09-20 19:23:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:23:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:23:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:23:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 19:23:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:23:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2019-09-20 19:23:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 19:23:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-20 19:23:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2019-09-20 19:23:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2019-09-20 19:23:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2019-09-20 19:23:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2019-09-20 19:23:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:23:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2019-09-20 19:23:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2019-09-20 19:23:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-20 19:23:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:23:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:23:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:23:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:23:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:23:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:23:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:23:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:23:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:23:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:23:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:23:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 19:23:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:23:51,308 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:23:51,308 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-20 19:23:51,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:23:51 BoogieIcfgContainer [2019-09-20 19:23:51,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:23:51,310 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:23:51,310 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:23:51,310 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:23:51,311 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:23:51" (1/1) ... [2019-09-20 19:23:51,312 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 19:23:51,334 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:23:51,334 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:23:51,345 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-20 19:23:51,350 INFO L168 Benchmark]: Toolchain (without parser) took 2024.32 ms. Allocated memory was 139.5 MB in the beginning and 223.3 MB in the end (delta: 83.9 MB). Free memory was 85.8 MB in the beginning and 188.1 MB in the end (delta: -102.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 19:23:51,351 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 553.11 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.6 MB in the beginning and 168.5 MB in the end (delta: -82.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,353 INFO L168 Benchmark]: Boogie Preprocessor took 86.69 ms. Allocated memory is still 199.8 MB. Free memory was 168.5 MB in the beginning and 164.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,354 INFO L168 Benchmark]: RCFGBuilder took 1343.58 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 164.5 MB in the beginning and 190.7 MB in the end (delta: -26.2 MB). Peak memory consumption was 95.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,355 INFO L168 Benchmark]: Sifa took 37.42 ms. Allocated memory is still 223.3 MB. Free memory was 190.7 MB in the beginning and 188.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,360 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 553.11 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.6 MB in the beginning and 168.5 MB in the end (delta: -82.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.69 ms. Allocated memory is still 199.8 MB. Free memory was 168.5 MB in the beginning and 164.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1343.58 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 164.5 MB in the beginning and 190.7 MB in the end (delta: -26.2 MB). Peak memory consumption was 95.0 MB. Max. memory is 7.1 GB. * Sifa took 37.42 ms. Allocated memory is still 223.3 MB. Free memory was 190.7 MB in the beginning and 188.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 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...