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 InterpretCallSummarizer --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-efa34d5 [2019-09-19 06:59:54,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:59:54,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:59:54,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:59:54,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:59:54,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:59:54,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:59:54,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:59:54,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:59:54,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:59:54,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:59:54,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:59:54,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:59:54,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:59:54,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:59:54,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:59:54,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:59:54,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:59:54,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:59:54,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:59:54,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:59:54,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:59:54,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:59:54,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:59:54,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 06:59:54,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 06:59:54,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 06:59:54,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 06:59:54,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 06:59:54,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 06:59:54,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:59:54,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:59:54,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:59:54,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:59:54,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:59:54,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:59:54,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:59:54,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:59:54,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:59:54,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:59:54,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:59:54,431 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 [2019-09-19 06:59:54,445 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:59:54,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:59:54,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:59:54,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:59:54,447 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:59:54,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:59:54,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:59:54,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:59:54,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:59:54,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:59:54,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:59:54,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:59:54,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:59:54,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:59:54,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:59:54,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:59:54,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:59:54,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:59:54,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:59:54,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:59:54,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:59:54,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:59:54,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:59:54,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:59:54,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:59:54,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:59:54,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:59:54,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:59:54,453 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 -> InterpretCallSummarizer 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 [2019-09-19 06:59:54,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:59:54,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:59:54,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:59:54,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:59:54,514 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:59:54,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2019-09-19 06:59:54,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc27f592c/e7db1082f8744d038cc254dba32ad17a/FLAGe47cfb6f5 [2019-09-19 06:59:55,049 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:59:55,050 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2019-09-19 06:59:55,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc27f592c/e7db1082f8744d038cc254dba32ad17a/FLAGe47cfb6f5 [2019-09-19 06:59:55,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc27f592c/e7db1082f8744d038cc254dba32ad17a [2019-09-19 06:59:55,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:59:55,367 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:59:55,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:59:55,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:59:55,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:59:55,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:59:55" (1/1) ... [2019-09-19 06:59:55,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9dd5b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55, skipping insertion in model container [2019-09-19 06:59:55,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:59:55" (1/1) ... [2019-09-19 06:59:55,382 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:59:55,418 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:59:55,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:59:55,867 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:59:55,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:59:55,986 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:59:55,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55 WrapperNode [2019-09-19 06:59:55,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:59:55,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:59:55,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:59:55,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:59:55,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55" (1/1) ... [2019-09-19 06:59:55,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55" (1/1) ... [2019-09-19 06:59:56,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55" (1/1) ... [2019-09-19 06:59:56,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55" (1/1) ... [2019-09-19 06:59:56,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55" (1/1) ... [2019-09-19 06:59:56,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55" (1/1) ... [2019-09-19 06:59:56,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55" (1/1) ... [2019-09-19 06:59:56,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:59:56,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:59:56,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:59:56,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:59:56,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:55" (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 [2019-09-19 06:59:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:59:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:59:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2019-09-19 06:59:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2019-09-19 06:59:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2019-09-19 06:59:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2019-09-19 06:59:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2019-09-19 06:59:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2019-09-19 06:59:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2019-09-19 06:59:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2019-09-19 06:59:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:59:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 06:59:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:59:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 06:59:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 06:59:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2019-09-19 06:59:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-19 06:59:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2019-09-19 06:59:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2019-09-19 06:59:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2019-09-19 06:59:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2019-09-19 06:59:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2019-09-19 06:59:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 06:59:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2019-09-19 06:59:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2019-09-19 06:59:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-19 06:59:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:59:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 06:59:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 06:59:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 06:59:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 06:59:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 06:59:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 06:59:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 06:59:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 06:59:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 06:59:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:59:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 06:59:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:59:57,520 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:59:57,521 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-19 06:59:57,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:59:57 BoogieIcfgContainer [2019-09-19 06:59:57,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:59:57,523 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:59:57,523 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:59:57,524 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:59:57,526 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:59:57" (1/1) ... [2019-09-19 06:59:57,527 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:59:57,563 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 06:59:57,563 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:59:57,576 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-19 06:59:57,581 INFO L168 Benchmark]: Toolchain (without parser) took 2213.63 ms. Allocated memory was 132.6 MB in the beginning and 221.8 MB in the end (delta: 89.1 MB). Free memory was 87.7 MB in the beginning and 152.4 MB in the end (delta: -64.7 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:57,582 INFO L168 Benchmark]: CDTParser took 1.27 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 06:59:57,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.84 ms. Allocated memory was 132.6 MB in the beginning and 197.1 MB in the end (delta: 64.5 MB). Free memory was 87.3 MB in the beginning and 165.0 MB in the end (delta: -77.7 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:57,584 INFO L168 Benchmark]: Boogie Preprocessor took 81.52 ms. Allocated memory is still 197.1 MB. Free memory was 165.0 MB in the beginning and 160.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:57,585 INFO L168 Benchmark]: RCFGBuilder took 1454.39 ms. Allocated memory was 197.1 MB in the beginning and 221.8 MB in the end (delta: 24.6 MB). Free memory was 160.7 MB in the beginning and 153.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:57,586 INFO L168 Benchmark]: Sifa took 55.25 ms. Allocated memory is still 221.8 MB. Free memory was 153.8 MB in the beginning and 152.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:57,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.84 ms. Allocated memory was 132.6 MB in the beginning and 197.1 MB in the end (delta: 64.5 MB). Free memory was 87.3 MB in the beginning and 165.0 MB in the end (delta: -77.7 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.52 ms. Allocated memory is still 197.1 MB. Free memory was 165.0 MB in the beginning and 160.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1454.39 ms. Allocated memory was 197.1 MB in the beginning and 221.8 MB in the end (delta: 24.6 MB). Free memory was 160.7 MB in the beginning and 153.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. * Sifa took 55.25 ms. Allocated memory is still 221.8 MB. Free memory was 153.8 MB in the beginning and 152.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 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...