java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 17:47:16,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:47:16,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:47:16,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:47:16,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:47:16,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:47:16,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:47:16,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:47:16,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:47:16,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:47:16,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:47:16,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:47:16,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:47:16,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:47:16,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:47:16,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:47:16,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:47:16,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:47:16,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:47:16,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:47:16,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:47:16,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:47:16,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:47:16,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:47:16,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:47:16,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:47:16,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:47:16,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:47:16,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:47:16,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:47:16,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:47:16,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:47:16,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:47:16,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:47:16,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:47:16,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:47:16,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:47:16,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:47:16,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:47:16,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:47:16,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:47:16,580 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 [2019-09-16 17:47:16,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:47:16,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:47:16,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 17:47:16,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 17:47:16,596 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 17:47:16,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:47:16,596 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:47:16,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 17:47:16,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:47:16,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:47:16,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:47:16,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:47:16,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:47:16,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:47:16,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:47:16,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 17:47:16,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:47:16,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:47:16,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:47:16,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 17:47:16,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 17:47:16,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:47:16,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:47:16,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:47:16,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 17:47:16,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 17:47:16,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:47:16,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 17:47:16,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 17:47:16,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:47:16,645 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:47:16,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:47:16,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:47:16,652 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:47:16,653 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2019-09-16 17:47:16,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8048bf23/096444437049485e82ab8996cddb3619/FLAGdaac5f58c [2019-09-16 17:47:17,243 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:47:17,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2019-09-16 17:47:17,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8048bf23/096444437049485e82ab8996cddb3619/FLAGdaac5f58c [2019-09-16 17:47:17,507 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8048bf23/096444437049485e82ab8996cddb3619 [2019-09-16 17:47:17,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:47:17,517 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:47:17,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:47:17,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:47:17,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:47:17,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:47:17" (1/1) ... [2019-09-16 17:47:17,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d036012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:17, skipping insertion in model container [2019-09-16 17:47:17,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:47:17" (1/1) ... [2019-09-16 17:47:17,533 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:47:17,583 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:47:18,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:47:18,079 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:47:18,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:47:18,217 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:47:18,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:18 WrapperNode [2019-09-16 17:47:18,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:47:18,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:47:18,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:47:18,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:47:18,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:18" (1/1) ... [2019-09-16 17:47:18,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:18" (1/1) ... [2019-09-16 17:47:18,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:18" (1/1) ... [2019-09-16 17:47:18,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:18" (1/1) ... [2019-09-16 17:47:18,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:18" (1/1) ... [2019-09-16 17:47:18,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:18" (1/1) ... [2019-09-16 17:47:18,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:18" (1/1) ... [2019-09-16 17:47:18,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:47:18,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:47:18,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:47:18,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:47:18,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:47:18" (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 [2019-09-16 17:47:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:47:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:47:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2019-09-16 17:47:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2019-09-16 17:47:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2019-09-16 17:47:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2019-09-16 17:47:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2019-09-16 17:47:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2019-09-16 17:47:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2019-09-16 17:47:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2019-09-16 17:47:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:47:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-16 17:47:18,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:47:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 17:47:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-16 17:47:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2019-09-16 17:47:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-16 17:47:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2019-09-16 17:47:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2019-09-16 17:47:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2019-09-16 17:47:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2019-09-16 17:47:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2019-09-16 17:47:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 17:47:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2019-09-16 17:47:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2019-09-16 17:47:18,370 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-16 17:47:18,370 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:47:18,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-16 17:47:18,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:47:18,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 17:47:18,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:47:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 17:47:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:47:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:47:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 17:47:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 17:47:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:47:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 17:47:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:47:19,744 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:47:19,744 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-16 17:47:19,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:47:19 BoogieIcfgContainer [2019-09-16 17:47:19,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:47:19,746 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 17:47:19,746 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 17:47:19,747 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 17:47:19,748 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:47:19" (1/1) ... [2019-09-16 17:47:19,749 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 [2019-09-16 17:47:19,772 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 17:47:19,772 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 17:47:19,781 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-16 17:47:19,787 INFO L168 Benchmark]: Toolchain (without parser) took 2268.27 ms. Allocated memory was 136.3 MB in the beginning and 213.4 MB in the end (delta: 77.1 MB). Free memory was 83.2 MB in the beginning and 149.6 MB in the end (delta: -66.4 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-09-16 17:47:19,788 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 102.2 MB in the beginning and 102.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:47:19,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.09 ms. Allocated memory was 136.3 MB in the beginning and 196.6 MB in the end (delta: 60.3 MB). Free memory was 83.0 MB in the beginning and 162.8 MB in the end (delta: -79.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:47:19,790 INFO L168 Benchmark]: Boogie Preprocessor took 85.84 ms. Allocated memory is still 196.6 MB. Free memory was 162.8 MB in the beginning and 158.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-16 17:47:19,791 INFO L168 Benchmark]: RCFGBuilder took 1441.17 ms. Allocated memory was 196.6 MB in the beginning and 213.4 MB in the end (delta: 16.8 MB). Free memory was 158.2 MB in the beginning and 150.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. [2019-09-16 17:47:19,792 INFO L168 Benchmark]: Sifa took 38.01 ms. Allocated memory is still 213.4 MB. Free memory was 150.9 MB in the beginning and 149.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-09-16 17:47:19,796 INFO L335 ainManager$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 136.3 MB. Free memory was 102.2 MB in the beginning and 102.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.09 ms. Allocated memory was 136.3 MB in the beginning and 196.6 MB in the end (delta: 60.3 MB). Free memory was 83.0 MB in the beginning and 162.8 MB in the end (delta: -79.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.84 ms. Allocated memory is still 196.6 MB. Free memory was 162.8 MB in the beginning and 158.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1441.17 ms. Allocated memory was 196.6 MB in the beginning and 213.4 MB in the end (delta: 16.8 MB). Free memory was 158.2 MB in the beginning and 150.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. * Sifa took 38.01 ms. Allocated memory is still 213.4 MB. Free memory was 150.9 MB in the beginning and 149.6 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...