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_2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:23:47,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:23:47,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:23:47,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:23:47,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:23:47,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:23:47,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:23:47,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:23:47,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:23:47,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:23:47,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:23:47,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:23:47,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:23:47,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:23:47,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:23:47,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:23:47,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:23:47,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:23:47,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:23:47,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:23:47,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:23:47,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:23:47,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:23:47,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:23:47,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:23:47,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:23:47,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:23:47,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:23:47,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:23:47,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:23:47,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:23:47,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:23:47,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:23:47,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:23:47,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:23:47,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:23:47,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:23:47,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:23:47,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:23:47,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:23:47,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:23:47,960 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 19:23:47,975 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:23:47,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:23:47,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:23:47,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:23:47,977 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:23:47,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:23:47,977 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:23:47,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:23:47,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:23:47,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:23:47,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:23:47,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:23:47,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:23:47,978 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:23:47,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:23:47,979 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:23:47,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:23:47,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:23:47,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:23:47,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:23:47,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:23:47,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:23:47,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:23:47,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:23:47,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:23:47,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:23:47,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:23:47,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:23:47,981 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 19:23:48,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:23:48,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:23:48,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:23:48,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:23:48,034 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:23:48,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2019-09-20 19:23:48,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5592a6d46/bd88638020d44cbda47f7df1c9f8aa54/FLAG5d86ae7e9 [2019-09-20 19:23:48,628 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:23:48,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2019-09-20 19:23:48,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5592a6d46/bd88638020d44cbda47f7df1c9f8aa54/FLAG5d86ae7e9 [2019-09-20 19:23:48,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5592a6d46/bd88638020d44cbda47f7df1c9f8aa54 [2019-09-20 19:23:48,909 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:23:48,910 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:23:48,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:23:48,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:23:48,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:23:48,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:23:48" (1/1) ... [2019-09-20 19:23:48,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3646cdd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:48, skipping insertion in model container [2019-09-20 19:23:48,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:23:48" (1/1) ... [2019-09-20 19:23:48,925 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:23:48,978 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:23:49,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:23:49,420 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:23:49,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:23:49,536 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:23:49,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:49 WrapperNode [2019-09-20 19:23:49,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:23:49,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:23:49,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:23:49,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:23:49,551 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 19:23:49,551 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 19:23:49,572 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 19:23:49,573 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 19:23:49,618 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 19:23:49,628 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 19:23:49,632 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 19:23:49,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:23:49,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:23:49,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:23:49,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:23:49,641 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 19:23:49,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:23:49,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:23:49,726 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2019-09-20 19:23:49,726 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2019-09-20 19:23:49,728 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2019-09-20 19:23:49,728 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2019-09-20 19:23:49,728 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2019-09-20 19:23:49,729 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2019-09-20 19:23:49,729 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2019-09-20 19:23:49,730 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2019-09-20 19:23:49,730 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:23:49,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:23:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:23:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 19:23:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:23:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2019-09-20 19:23:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 19:23:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-20 19:23:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2019-09-20 19:23:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2019-09-20 19:23:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2019-09-20 19:23:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2019-09-20 19:23:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:23:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2019-09-20 19:23:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2019-09-20 19:23:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-20 19:23:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:23:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:23:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:23:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:23:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:23:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:23:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:23:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:23:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:23:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:23:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:23:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 19:23:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:23:51,081 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:23:51,081 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-20 19:23:51,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:23:51 BoogieIcfgContainer [2019-09-20 19:23:51,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:23:51,084 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:23:51,084 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:23:51,084 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:23:51,086 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 19:23:51,086 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 19:23:51,120 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:23:51,120 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:23:51,132 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-20 19:23:51,138 INFO L168 Benchmark]: Toolchain (without parser) took 2226.94 ms. Allocated memory was 140.0 MB in the beginning and 225.4 MB in the end (delta: 85.5 MB). Free memory was 87.3 MB in the beginning and 190.4 MB in the end (delta: -103.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 19:23:51,139 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 626.93 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 87.1 MB in the beginning and 169.0 MB in the end (delta: -82.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,141 INFO L168 Benchmark]: Boogie Preprocessor took 100.80 ms. Allocated memory is still 200.3 MB. Free memory was 169.0 MB in the beginning and 164.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,142 INFO L168 Benchmark]: RCFGBuilder took 1444.24 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 164.7 MB in the beginning and 192.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,143 INFO L168 Benchmark]: Sifa took 51.43 ms. Allocated memory is still 225.4 MB. Free memory was 192.0 MB in the beginning and 190.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:51,148 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 626.93 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 87.1 MB in the beginning and 169.0 MB in the end (delta: -82.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.80 ms. Allocated memory is still 200.3 MB. Free memory was 169.0 MB in the beginning and 164.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1444.24 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 164.7 MB in the beginning and 192.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. * Sifa took 51.43 ms. Allocated memory is still 225.4 MB. Free memory was 192.0 MB in the beginning and 190.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 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...