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_2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:24:50,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:24:50,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:24:50,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:24:50,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:24:50,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:24:50,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:24:50,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:24:50,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:24:50,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:24:50,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:24:50,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:24:50,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:24:50,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:24:50,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:24:50,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:24:50,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:24:50,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:24:50,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:24:50,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:24:50,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:24:50,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:24:50,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:24:50,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:24:50,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:24:50,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:24:50,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:24:50,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:24:50,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:24:50,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:24:50,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:24:50,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:24:50,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:24:50,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:24:50,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:24:50,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:24:50,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:24:50,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:24:50,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:24:50,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:24:50,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:24:50,562 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 18:24:50,598 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:24:50,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:24:50,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:24:50,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:24:50,602 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:24:50,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:24:50,602 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:24:50,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:24:50,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:24:50,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:24:50,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:24:50,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:24:50,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:24:50,606 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:24:50,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:24:50,607 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:24:50,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:24:50,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:24:50,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:24:50,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:24:50,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:24:50,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:24:50,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:24:50,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:24:50,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:24:50,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:24:50,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:24:50,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:24:50,613 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 18:24:50,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:24:50,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:24:50,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:24:50,680 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:24:50,681 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:24:50,681 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2019-09-20 18:24:50,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/161fee2b2/876adc58711149719998119f2445dd88/FLAG004bd01cf [2019-09-20 18:24:51,222 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:24:51,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2019-09-20 18:24:51,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/161fee2b2/876adc58711149719998119f2445dd88/FLAG004bd01cf [2019-09-20 18:24:51,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/161fee2b2/876adc58711149719998119f2445dd88 [2019-09-20 18:24:51,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:24:51,583 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:24:51,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:24:51,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:24:51,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:24:51,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bb400ff 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 18:24:51,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:24:51" (1/1) ... [2019-09-20 18:24:51,599 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:24:51,651 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:24:52,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:24:52,136 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:24:52,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:24:52,273 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:24:52,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:52 WrapperNode [2019-09-20 18:24:52,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:24:52,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:24:52,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:24:52,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:24:52,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:52" (1/1) ... [2019-09-20 18:24:52,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:52" (1/1) ... [2019-09-20 18:24:52,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:52" (1/1) ... [2019-09-20 18:24:52,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:52" (1/1) ... [2019-09-20 18:24:52,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:52" (1/1) ... [2019-09-20 18:24:52,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:52" (1/1) ... [2019-09-20 18:24:52,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:52" (1/1) ... [2019-09-20 18:24:52,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:24:52,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:24:52,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:24:52,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:24:52,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:24:52" (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 18:24:52,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:24:52,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:24:52,422 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2019-09-20 18:24:52,423 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2019-09-20 18:24:52,423 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2019-09-20 18:24:52,424 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2019-09-20 18:24:52,424 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2019-09-20 18:24:52,425 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2019-09-20 18:24:52,425 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2019-09-20 18:24:52,425 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2019-09-20 18:24:52,425 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:24:52,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 18:24:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:24:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 18:24:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 18:24:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2019-09-20 18:24:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 18:24:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-20 18:24:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2019-09-20 18:24:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2019-09-20 18:24:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2019-09-20 18:24:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2019-09-20 18:24:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 18:24:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2019-09-20 18:24:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2019-09-20 18:24:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-20 18:24:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:24:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 18:24:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:24:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 18:24:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:24:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 18:24:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:24:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:24:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 18:24:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 18:24:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:24:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 18:24:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:24:53,339 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:24:53,339 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-20 18:24:53,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:24:53 BoogieIcfgContainer [2019-09-20 18:24:53,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:24:53,342 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:24:53,342 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:24:53,342 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:24:53,344 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:24:53" (1/1) ... [2019-09-20 18:24:53,344 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 18:24:53,381 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:24:53,381 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:24:53,394 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-20 18:24:53,400 INFO L168 Benchmark]: Toolchain (without parser) took 1815.68 ms. Allocated memory was 134.7 MB in the beginning and 198.2 MB in the end (delta: 63.4 MB). Free memory was 88.8 MB in the beginning and 99.3 MB in the end (delta: -10.5 MB). Peak memory consumption was 53.0 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,402 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.11 ms. Allocated memory was 134.7 MB in the beginning and 198.2 MB in the end (delta: 63.4 MB). Free memory was 88.6 MB in the beginning and 165.4 MB in the end (delta: -76.8 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,405 INFO L168 Benchmark]: Boogie Preprocessor took 90.13 ms. Allocated memory is still 198.2 MB. Free memory was 165.4 MB in the beginning and 161.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,407 INFO L168 Benchmark]: RCFGBuilder took 976.71 ms. Allocated memory is still 198.2 MB. Free memory was 161.8 MB in the beginning and 101.1 MB in the end (delta: 60.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,408 INFO L168 Benchmark]: Sifa took 55.12 ms. Allocated memory is still 198.2 MB. Free memory was 101.1 MB in the beginning and 99.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:53,420 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.11 ms. Allocated memory was 134.7 MB in the beginning and 198.2 MB in the end (delta: 63.4 MB). Free memory was 88.6 MB in the beginning and 165.4 MB in the end (delta: -76.8 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.13 ms. Allocated memory is still 198.2 MB. Free memory was 165.4 MB in the beginning and 161.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 976.71 ms. Allocated memory is still 198.2 MB. Free memory was 161.8 MB in the beginning and 101.1 MB in the end (delta: 60.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 7.1 GB. * Sifa took 55.12 ms. Allocated memory is still 198.2 MB. Free memory was 101.1 MB in the beginning and 99.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 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...