13.93/6.64 YES 13.93/6.64 13.93/6.64 Ultimate: Cannot open display: 13.93/6.64 This is Ultimate 0.1.24-8dc7c08-m 13.93/6.64 [2019-03-28 12:12:46,233 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.93/6.64 [2019-03-28 12:12:46,235 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.93/6.64 [2019-03-28 12:12:46,246 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.93/6.64 [2019-03-28 12:12:46,247 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.93/6.64 [2019-03-28 12:12:46,248 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.93/6.64 [2019-03-28 12:12:46,249 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.93/6.64 [2019-03-28 12:12:46,250 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.93/6.64 [2019-03-28 12:12:46,252 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.93/6.64 [2019-03-28 12:12:46,253 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.93/6.64 [2019-03-28 12:12:46,253 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.93/6.64 [2019-03-28 12:12:46,254 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.93/6.64 [2019-03-28 12:12:46,255 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.93/6.64 [2019-03-28 12:12:46,256 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.93/6.64 [2019-03-28 12:12:46,257 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.93/6.64 [2019-03-28 12:12:46,257 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.93/6.64 [2019-03-28 12:12:46,258 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.93/6.64 [2019-03-28 12:12:46,260 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.93/6.64 [2019-03-28 12:12:46,262 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.93/6.64 [2019-03-28 12:12:46,263 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.93/6.64 [2019-03-28 12:12:46,264 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.93/6.64 [2019-03-28 12:12:46,265 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.93/6.64 [2019-03-28 12:12:46,267 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.93/6.64 [2019-03-28 12:12:46,267 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.93/6.64 [2019-03-28 12:12:46,268 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.93/6.64 [2019-03-28 12:12:46,268 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.93/6.64 [2019-03-28 12:12:46,269 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.93/6.64 [2019-03-28 12:12:46,270 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.93/6.64 [2019-03-28 12:12:46,270 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.93/6.64 [2019-03-28 12:12:46,271 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.93/6.64 [2019-03-28 12:12:46,271 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.93/6.64 [2019-03-28 12:12:46,272 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.93/6.64 [2019-03-28 12:12:46,273 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.93/6.64 [2019-03-28 12:12:46,273 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.93/6.64 [2019-03-28 12:12:46,274 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.93/6.64 [2019-03-28 12:12:46,274 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.93/6.64 [2019-03-28 12:12:46,274 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.93/6.64 [2019-03-28 12:12:46,275 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.93/6.64 [2019-03-28 12:12:46,276 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.93/6.64 [2019-03-28 12:12:46,276 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.93/6.64 [2019-03-28 12:12:46,291 INFO L110 SettingsManager]: Loading preferences was successful 13.93/6.64 [2019-03-28 12:12:46,291 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.93/6.64 [2019-03-28 12:12:46,292 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.93/6.64 [2019-03-28 12:12:46,292 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.93/6.64 [2019-03-28 12:12:46,292 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.93/6.64 [2019-03-28 12:12:46,293 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.93/6.64 [2019-03-28 12:12:46,293 INFO L133 SettingsManager]: * Use SBE=true 13.93/6.64 [2019-03-28 12:12:46,293 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.93/6.64 [2019-03-28 12:12:46,293 INFO L133 SettingsManager]: * Use old map elimination=false 13.93/6.64 [2019-03-28 12:12:46,294 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.93/6.64 [2019-03-28 12:12:46,294 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.93/6.64 [2019-03-28 12:12:46,294 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.93/6.64 [2019-03-28 12:12:46,294 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.93/6.64 [2019-03-28 12:12:46,294 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.93/6.64 [2019-03-28 12:12:46,294 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.93/6.64 [2019-03-28 12:12:46,295 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.93/6.64 [2019-03-28 12:12:46,295 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.93/6.64 [2019-03-28 12:12:46,295 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.93/6.64 [2019-03-28 12:12:46,295 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.93/6.64 [2019-03-28 12:12:46,295 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.93/6.64 [2019-03-28 12:12:46,296 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.93/6.64 [2019-03-28 12:12:46,296 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.93/6.64 [2019-03-28 12:12:46,296 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.93/6.64 [2019-03-28 12:12:46,296 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.93/6.64 [2019-03-28 12:12:46,296 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.93/6.64 [2019-03-28 12:12:46,297 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.93/6.64 [2019-03-28 12:12:46,297 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.93/6.64 [2019-03-28 12:12:46,297 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.93/6.64 [2019-03-28 12:12:46,297 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.93/6.64 [2019-03-28 12:12:46,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.93/6.64 [2019-03-28 12:12:46,336 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.93/6.64 [2019-03-28 12:12:46,339 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.93/6.64 [2019-03-28 12:12:46,341 INFO L271 PluginConnector]: Initializing CDTParser... 13.93/6.64 [2019-03-28 12:12:46,341 INFO L276 PluginConnector]: CDTParser initialized 13.93/6.64 [2019-03-28 12:12:46,342 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.93/6.64 [2019-03-28 12:12:46,400 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/e89d5d7c350b498c983f98f4ac5acb6b/FLAGf7df62bb9 13.93/6.64 [2019-03-28 12:12:46,739 INFO L307 CDTParser]: Found 1 translation units. 13.93/6.64 [2019-03-28 12:12:46,739 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.93/6.64 [2019-03-28 12:12:46,746 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/e89d5d7c350b498c983f98f4ac5acb6b/FLAGf7df62bb9 13.93/6.64 [2019-03-28 12:12:47,139 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/e89d5d7c350b498c983f98f4ac5acb6b 13.93/6.64 [2019-03-28 12:12:47,151 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.93/6.64 [2019-03-28 12:12:47,153 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.93/6.64 [2019-03-28 12:12:47,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.93/6.64 [2019-03-28 12:12:47,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.93/6.64 [2019-03-28 12:12:47,158 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.93/6.64 [2019-03-28 12:12:47,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1456e2f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47, skipping insertion in model container 13.93/6.64 [2019-03-28 12:12:47,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.93/6.64 [2019-03-28 12:12:47,188 INFO L176 MainTranslator]: Built tables and reachable declarations 13.93/6.64 [2019-03-28 12:12:47,346 INFO L206 PostProcessor]: Analyzing one entry point: main 13.93/6.64 [2019-03-28 12:12:47,351 INFO L191 MainTranslator]: Completed pre-run 13.93/6.64 [2019-03-28 12:12:47,366 INFO L206 PostProcessor]: Analyzing one entry point: main 13.93/6.64 [2019-03-28 12:12:47,382 INFO L195 MainTranslator]: Completed translation 13.93/6.64 [2019-03-28 12:12:47,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47 WrapperNode 13.93/6.64 [2019-03-28 12:12:47,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.93/6.64 [2019-03-28 12:12:47,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.93/6.64 [2019-03-28 12:12:47,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.93/6.64 [2019-03-28 12:12:47,384 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.93/6.64 [2019-03-28 12:12:47,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.93/6.64 [2019-03-28 12:12:47,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.93/6.64 [2019-03-28 12:12:47,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.93/6.64 [2019-03-28 12:12:47,490 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.93/6.64 [2019-03-28 12:12:47,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.93/6.64 [2019-03-28 12:12:47,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.93/6.64 [2019-03-28 12:12:47,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.93/6.64 [2019-03-28 12:12:47,509 INFO L276 PluginConnector]: RCFGBuilder initialized 13.93/6.64 [2019-03-28 12:12:47,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (1/1) ... 13.93/6.64 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.93/6.64 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.93/6.64 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.93/6.64 [2019-03-28 12:12:47,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.93/6.64 [2019-03-28 12:12:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.93/6.64 [2019-03-28 12:12:47,697 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.93/6.64 [2019-03-28 12:12:47,697 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. 13.93/6.64 [2019-03-28 12:12:47,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:12:47 BoogieIcfgContainer 13.93/6.64 [2019-03-28 12:12:47,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.93/6.64 [2019-03-28 12:12:47,699 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.93/6.64 [2019-03-28 12:12:47,700 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.93/6.64 [2019-03-28 12:12:47,702 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.93/6.64 [2019-03-28 12:12:47,702 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:12:47" (1/1) ... 13.93/6.64 [2019-03-28 12:12:47,716 INFO L313 BlockEncoder]: Initial Icfg 8 locations, 10 edges 13.93/6.64 [2019-03-28 12:12:47,718 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.93/6.64 [2019-03-28 12:12:47,719 INFO L263 BlockEncoder]: Using Maximize final states 13.93/6.64 [2019-03-28 12:12:47,719 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.93/6.64 [2019-03-28 12:12:47,720 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.93/6.64 [2019-03-28 12:12:47,721 INFO L296 BlockEncoder]: Using Remove sink states 13.93/6.64 [2019-03-28 12:12:47,722 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.93/6.64 [2019-03-28 12:12:47,723 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.93/6.64 [2019-03-28 12:12:47,737 INFO L185 BlockEncoder]: Using Use SBE 13.93/6.64 [2019-03-28 12:12:47,744 INFO L200 BlockEncoder]: SBE split 0 edges 13.93/6.64 [2019-03-28 12:12:47,749 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.93/6.64 [2019-03-28 12:12:47,751 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.93/6.64 [2019-03-28 12:12:47,762 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 13.93/6.64 [2019-03-28 12:12:47,764 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 13.93/6.64 [2019-03-28 12:12:47,765 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.93/6.64 [2019-03-28 12:12:47,766 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.93/6.64 [2019-03-28 12:12:47,769 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 13.93/6.64 [2019-03-28 12:12:47,770 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.93/6.64 [2019-03-28 12:12:47,770 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.93/6.64 [2019-03-28 12:12:47,770 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.93/6.64 [2019-03-28 12:12:47,770 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.93/6.64 [2019-03-28 12:12:47,770 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.93/6.64 [2019-03-28 12:12:47,771 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 13.93/6.64 [2019-03-28 12:12:47,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:12:47 BasicIcfg 13.93/6.64 [2019-03-28 12:12:47,771 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.93/6.64 [2019-03-28 12:12:47,772 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.93/6.64 [2019-03-28 12:12:47,772 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.93/6.64 [2019-03-28 12:12:47,776 INFO L276 PluginConnector]: TraceAbstraction initialized 13.93/6.64 [2019-03-28 12:12:47,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:12:47" (1/4) ... 13.93/6.64 [2019-03-28 12:12:47,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49177743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:12:47, skipping insertion in model container 13.93/6.64 [2019-03-28 12:12:47,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (2/4) ... 13.93/6.64 [2019-03-28 12:12:47,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49177743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:12:47, skipping insertion in model container 13.93/6.64 [2019-03-28 12:12:47,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:12:47" (3/4) ... 13.93/6.64 [2019-03-28 12:12:47,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49177743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:12:47, skipping insertion in model container 13.93/6.64 [2019-03-28 12:12:47,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:12:47" (4/4) ... 13.93/6.64 [2019-03-28 12:12:47,780 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.93/6.64 [2019-03-28 12:12:47,790 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.93/6.64 [2019-03-28 12:12:47,798 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.93/6.64 [2019-03-28 12:12:47,816 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.93/6.64 [2019-03-28 12:12:47,845 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.93/6.64 [2019-03-28 12:12:47,846 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.93/6.64 [2019-03-28 12:12:47,846 INFO L383 AbstractCegarLoop]: Hoare is true 13.93/6.64 [2019-03-28 12:12:47,846 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.93/6.64 [2019-03-28 12:12:47,846 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.93/6.64 [2019-03-28 12:12:47,846 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.93/6.64 [2019-03-28 12:12:47,847 INFO L387 AbstractCegarLoop]: Difference is false 13.93/6.64 [2019-03-28 12:12:47,847 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.93/6.64 [2019-03-28 12:12:47,847 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.93/6.64 [2019-03-28 12:12:47,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 13.93/6.64 [2019-03-28 12:12:47,866 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.93/6.64 [2019-03-28 12:12:47,869 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 13.93/6.64 [2019-03-28 12:12:47,921 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.93/6.64 [2019-03-28 12:12:47,921 INFO L451 ceAbstractionStarter]: At program point L10-2(lines 10 12) the Hoare annotation is: true 13.93/6.64 [2019-03-28 12:12:47,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:12:47 BasicIcfg 13.93/6.64 [2019-03-28 12:12:47,929 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.93/6.64 [2019-03-28 12:12:47,930 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.93/6.64 [2019-03-28 12:12:47,930 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.93/6.64 [2019-03-28 12:12:47,933 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.93/6.64 [2019-03-28 12:12:47,934 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.93/6.64 [2019-03-28 12:12:47,934 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:12:47" (1/5) ... 13.93/6.64 [2019-03-28 12:12:47,935 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@100f30ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:12:47, skipping insertion in model container 13.93/6.64 [2019-03-28 12:12:47,935 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.93/6.64 [2019-03-28 12:12:47,935 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:12:47" (2/5) ... 13.93/6.64 [2019-03-28 12:12:47,936 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@100f30ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:12:47, skipping insertion in model container 13.93/6.64 [2019-03-28 12:12:47,936 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.93/6.64 [2019-03-28 12:12:47,936 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:12:47" (3/5) ... 13.93/6.64 [2019-03-28 12:12:47,936 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@100f30ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:12:47, skipping insertion in model container 13.93/6.64 [2019-03-28 12:12:47,937 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.93/6.64 [2019-03-28 12:12:47,937 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:12:47" (4/5) ... 13.93/6.64 [2019-03-28 12:12:47,937 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@100f30ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:12:47, skipping insertion in model container 13.93/6.64 [2019-03-28 12:12:47,937 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.93/6.64 [2019-03-28 12:12:47,937 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:12:47" (5/5) ... 13.93/6.64 [2019-03-28 12:12:47,939 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.93/6.64 [2019-03-28 12:12:47,967 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.93/6.64 [2019-03-28 12:12:47,968 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.93/6.64 [2019-03-28 12:12:47,968 INFO L375 BuchiCegarLoop]: Hoare is true 13.93/6.64 [2019-03-28 12:12:47,968 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.93/6.64 [2019-03-28 12:12:47,968 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.93/6.64 [2019-03-28 12:12:47,969 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.93/6.64 [2019-03-28 12:12:47,969 INFO L379 BuchiCegarLoop]: Difference is false 13.93/6.64 [2019-03-28 12:12:47,969 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.93/6.64 [2019-03-28 12:12:47,969 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.93/6.64 [2019-03-28 12:12:47,972 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.93/6.64 [2019-03-28 12:12:47,989 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.93/6.64 [2019-03-28 12:12:47,990 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.93/6.64 [2019-03-28 12:12:47,990 INFO L119 BuchiIsEmpty]: Starting construction of run 13.93/6.64 [2019-03-28 12:12:47,995 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.93/6.64 [2019-03-28 12:12:47,996 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.93/6.64 [2019-03-28 12:12:47,996 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.93/6.64 [2019-03-28 12:12:47,996 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.93/6.64 [2019-03-28 12:12:47,996 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.93/6.64 [2019-03-28 12:12:47,997 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.93/6.64 [2019-03-28 12:12:47,997 INFO L119 BuchiIsEmpty]: Starting construction of run 13.93/6.64 [2019-03-28 12:12:47,997 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.93/6.64 [2019-03-28 12:12:47,997 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.93/6.64 [2019-03-28 12:12:48,002 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [40] ULTIMATE.startENTRY-->L10-2: Formula: (and (= |v_ULTIMATE.start_test_fun_#in~x_2| |v_ULTIMATE.start_main_#t~nondet0_5|) (= |v_ULTIMATE.start_test_fun_#in~y_2| |v_ULTIMATE.start_main_#t~nondet1_5|) (= v_ULTIMATE.start_test_fun_~x_8 |v_ULTIMATE.start_test_fun_#in~x_2|) (= v_ULTIMATE.start_test_fun_~y_9 |v_ULTIMATE.start_test_fun_#in~y_2|) (< 0 v_ULTIMATE.start_test_fun_~x_8)) InVars {} OutVars{ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_9, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_5|, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_8, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_5|, ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_test_fun_#res=|v_ULTIMATE.start_test_fun_#res_8|, ULTIMATE.start_test_fun_#in~y=|v_ULTIMATE.start_test_fun_#in~y_2|, ULTIMATE.start_test_fun_#in~x=|v_ULTIMATE.start_test_fun_#in~x_2|} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~y, ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_test_fun_~x, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#res, ULTIMATE.start_test_fun_#res, ULTIMATE.start_test_fun_#in~y, ULTIMATE.start_test_fun_#in~x] 4#L10-2true 13.93/6.64 [2019-03-28 12:12:48,003 INFO L796 eck$LassoCheckResult]: Loop: 4#L10-2true [33] L10-2-->L10-2: Formula: (and (= v_ULTIMATE.start_test_fun_~y_6 (+ v_ULTIMATE.start_test_fun_~y_7 v_ULTIMATE.start_test_fun_~x_6)) (< v_ULTIMATE.start_test_fun_~y_7 v_ULTIMATE.start_test_fun_~x_6)) InVars {ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_7, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_6} OutVars{ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_6, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_6} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~y] 4#L10-2true 13.93/6.64 [2019-03-28 12:12:48,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.93/6.64 [2019-03-28 12:12:48,012 INFO L82 PathProgramCache]: Analyzing trace with hash 71, now seen corresponding path program 1 times 13.93/6.64 [2019-03-28 12:12:48,014 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.93/6.64 [2019-03-28 12:12:48,015 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.93/6.64 [2019-03-28 12:12:48,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.93/6.64 [2019-03-28 12:12:48,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.93/6.64 [2019-03-28 12:12:48,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.93/6.64 [2019-03-28 12:12:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.93/6.64 [2019-03-28 12:12:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.93/6.64 [2019-03-28 12:12:48,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.93/6.64 [2019-03-28 12:12:48,089 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 1 times 13.93/6.64 [2019-03-28 12:12:48,089 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.93/6.64 [2019-03-28 12:12:48,089 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.93/6.64 [2019-03-28 12:12:48,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.93/6.64 [2019-03-28 12:12:48,090 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.93/6.64 [2019-03-28 12:12:48,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.93/6.64 [2019-03-28 12:12:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.93/6.64 [2019-03-28 12:12:48,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.93/6.64 [2019-03-28 12:12:48,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.93/6.64 [2019-03-28 12:12:48,103 INFO L82 PathProgramCache]: Analyzing trace with hash 2234, now seen corresponding path program 1 times 13.93/6.64 [2019-03-28 12:12:48,103 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.93/6.64 [2019-03-28 12:12:48,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.93/6.64 [2019-03-28 12:12:48,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.93/6.64 [2019-03-28 12:12:48,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.93/6.64 [2019-03-28 12:12:48,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.93/6.64 [2019-03-28 12:12:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.93/6.64 [2019-03-28 12:12:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.93/6.64 [2019-03-28 12:12:48,191 INFO L216 LassoAnalysis]: Preferences: 13.93/6.64 [2019-03-28 12:12:48,192 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.93/6.64 [2019-03-28 12:12:48,192 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.93/6.64 [2019-03-28 12:12:48,192 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.93/6.64 [2019-03-28 12:12:48,192 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.93/6.64 [2019-03-28 12:12:48,193 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.93/6.64 [2019-03-28 12:12:48,193 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.93/6.64 [2019-03-28 12:12:48,193 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.93/6.64 [2019-03-28 12:12:48,193 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 13.93/6.64 [2019-03-28 12:12:48,193 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.93/6.64 [2019-03-28 12:12:48,194 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.93/6.64 [2019-03-28 12:12:48,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.93/6.64 [2019-03-28 12:12:48,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.93/6.64 [2019-03-28 12:12:48,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.93/6.64 [2019-03-28 12:12:48,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.93/6.64 [2019-03-28 12:12:48,351 INFO L300 LassoAnalysis]: Preprocessing complete. 13.93/6.64 [2019-03-28 12:12:48,352 INFO L412 LassoAnalysis]: Checking for nontermination... 13.93/6.64 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.93/6.64 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.93/6.64 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.93/6.64 [2019-03-28 12:12:48,360 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.93/6.64 [2019-03-28 12:12:48,360 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.93/6.64 [2019-03-28 12:12:48,368 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.93/6.64 [2019-03-28 12:12:48,368 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.93/6.64 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.93/6.64 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.93/6.64 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.93/6.64 [2019-03-28 12:12:48,397 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.93/6.64 [2019-03-28 12:12:48,397 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.93/6.64 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.93/6.64 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.93/6.64 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.93/6.64 [2019-03-28 12:12:48,439 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.93/6.64 [2019-03-28 12:12:48,439 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.93/6.64 [2019-03-28 12:12:48,922 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 13.93/6.64 [2019-03-28 12:12:48,925 INFO L216 LassoAnalysis]: Preferences: 13.93/6.64 [2019-03-28 12:12:48,941 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.93/6.64 [2019-03-28 12:12:48,941 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.93/6.64 [2019-03-28 12:12:48,941 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.93/6.64 [2019-03-28 12:12:48,941 INFO L127 ssoRankerPreferences]: Use exernal solver: false 13.93/6.64 [2019-03-28 12:12:48,942 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 13.93/6.64 [2019-03-28 12:12:48,942 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.93/6.64 [2019-03-28 12:12:48,942 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.93/6.64 [2019-03-28 12:12:48,942 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 13.93/6.64 [2019-03-28 12:12:48,942 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.93/6.64 [2019-03-28 12:12:48,942 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.93/6.64 [2019-03-28 12:12:48,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.93/6.64 [2019-03-28 12:12:48,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.93/6.64 [2019-03-28 12:12:48,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.93/6.64 [2019-03-28 12:12:48,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.93/6.64 [2019-03-28 12:12:49,039 INFO L300 LassoAnalysis]: Preprocessing complete. 13.93/6.64 [2019-03-28 12:12:49,045 INFO L497 LassoAnalysis]: Using template 'affine'. 13.93/6.64 [2019-03-28 12:12:49,047 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.93/6.64 Termination analysis: LINEAR_WITH_GUESSES 13.93/6.64 Number of strict supporting invariants: 0 13.93/6.64 Number of non-strict supporting invariants: 1 13.93/6.64 Consider only non-deceasing supporting invariants: true 13.93/6.64 Simplify termination arguments: true 13.93/6.64 Simplify supporting invariants: trueOverapproximate stem: false 13.93/6.64 [2019-03-28 12:12:49,048 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.93/6.64 [2019-03-28 12:12:49,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.93/6.64 [2019-03-28 12:12:49,049 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.93/6.64 [2019-03-28 12:12:49,049 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.93/6.64 [2019-03-28 12:12:49,049 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.93/6.64 [2019-03-28 12:12:49,052 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.93/6.64 [2019-03-28 12:12:49,052 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.93/6.64 [2019-03-28 12:12:49,055 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.93/6.64 [2019-03-28 12:12:49,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.93/6.64 Termination analysis: LINEAR_WITH_GUESSES 13.93/6.64 Number of strict supporting invariants: 0 13.93/6.64 Number of non-strict supporting invariants: 1 13.93/6.64 Consider only non-deceasing supporting invariants: true 13.93/6.64 Simplify termination arguments: true 13.93/6.64 Simplify supporting invariants: trueOverapproximate stem: false 13.93/6.64 [2019-03-28 12:12:49,056 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.93/6.64 [2019-03-28 12:12:49,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.93/6.64 [2019-03-28 12:12:49,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.93/6.64 [2019-03-28 12:12:49,057 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.93/6.64 [2019-03-28 12:12:49,063 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.93/6.64 [2019-03-28 12:12:49,063 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.93/6.64 [2019-03-28 12:12:49,120 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 13.93/6.64 [2019-03-28 12:12:49,162 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. 13.93/6.64 [2019-03-28 12:12:49,162 INFO L444 ModelExtractionUtils]: 13 out of 22 variables were initially zero. Simplification set additionally 4 variables to zero. 13.93/6.64 [2019-03-28 12:12:49,165 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 13.93/6.64 [2019-03-28 12:12:49,168 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. 13.93/6.64 [2019-03-28 12:12:49,168 INFO L518 LassoAnalysis]: Proved termination. 13.93/6.64 [2019-03-28 12:12:49,169 INFO L520 LassoAnalysis]: Termination argument consisting of: 13.93/6.64 Ranking function f(ULTIMATE.start_test_fun_~y, ULTIMATE.start_test_fun_~x) = -1*ULTIMATE.start_test_fun_~y + 1*ULTIMATE.start_test_fun_~x 13.93/6.64 Supporting invariants [1*ULTIMATE.start_test_fun_~x - 1 >= 0] 13.93/6.64 [2019-03-28 12:12:49,175 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed 13.93/6.64 [2019-03-28 12:12:49,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.93/6.64 [2019-03-28 12:12:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.93/6.64 [2019-03-28 12:12:49,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 3 conjunts are in the unsatisfiable core 13.93/6.64 [2019-03-28 12:12:49,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.93/6.64 [2019-03-28 12:12:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.93/6.64 [2019-03-28 12:12:49,245 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core 13.93/6.64 [2019-03-28 12:12:49,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.93/6.64 [2019-03-28 12:12:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.93/6.64 [2019-03-28 12:12:49,270 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 13.93/6.64 [2019-03-28 12:12:49,275 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 13.93/6.64 [2019-03-28 12:12:49,276 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 13.93/6.64 [2019-03-28 12:12:49,314 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 13.93/6.64 [2019-03-28 12:12:49,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 13.93/6.64 [2019-03-28 12:12:49,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 13.93/6.64 [2019-03-28 12:12:49,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 13.93/6.64 [2019-03-28 12:12:49,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 13.93/6.64 [2019-03-28 12:12:49,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.93/6.64 [2019-03-28 12:12:49,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 13.93/6.64 [2019-03-28 12:12:49,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.93/6.64 [2019-03-28 12:12:49,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 13.93/6.64 [2019-03-28 12:12:49,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.93/6.64 [2019-03-28 12:12:49,325 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 13.93/6.64 [2019-03-28 12:12:49,325 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.93/6.64 [2019-03-28 12:12:49,328 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 13.93/6.64 [2019-03-28 12:12:49,329 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 13.93/6.64 [2019-03-28 12:12:49,329 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 13.93/6.64 [2019-03-28 12:12:49,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 13.93/6.64 [2019-03-28 12:12:49,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 13.93/6.64 [2019-03-28 12:12:49,330 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.93/6.64 [2019-03-28 12:12:49,330 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.93/6.64 [2019-03-28 12:12:49,330 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.93/6.64 [2019-03-28 12:12:49,331 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 13.93/6.64 [2019-03-28 12:12:49,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 13.93/6.64 [2019-03-28 12:12:49,331 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.93/6.64 [2019-03-28 12:12:49,331 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 13.93/6.64 [2019-03-28 12:12:49,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:12:49 BasicIcfg 13.93/6.64 [2019-03-28 12:12:49,337 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.93/6.64 [2019-03-28 12:12:49,338 INFO L168 Benchmark]: Toolchain (without parser) took 2185.98 ms. Allocated memory was 649.6 MB in the beginning and 671.6 MB in the end (delta: 22.0 MB). Free memory was 559.5 MB in the beginning and 520.1 MB in the end (delta: 39.5 MB). Peak memory consumption was 61.5 MB. Max. memory is 50.3 GB. 13.93/6.64 [2019-03-28 12:12:49,339 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 579.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.93/6.64 [2019-03-28 12:12:49,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.54 ms. Allocated memory is still 649.6 MB. Free memory was 559.5 MB in the beginning and 549.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 13.93/6.64 [2019-03-28 12:12:49,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.31 ms. Allocated memory was 649.6 MB in the beginning and 671.6 MB in the end (delta: 22.0 MB). Free memory was 549.8 MB in the beginning and 637.5 MB in the end (delta: -87.7 MB). Peak memory consumption was 20.0 MB. Max. memory is 50.3 GB. 13.93/6.64 [2019-03-28 12:12:49,341 INFO L168 Benchmark]: Boogie Preprocessor took 19.49 ms. Allocated memory is still 671.6 MB. Free memory was 637.5 MB in the beginning and 634.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 13.93/6.64 [2019-03-28 12:12:49,342 INFO L168 Benchmark]: RCFGBuilder took 190.00 ms. Allocated memory is still 671.6 MB. Free memory was 634.7 MB in the beginning and 622.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 50.3 GB. 13.93/6.64 [2019-03-28 12:12:49,342 INFO L168 Benchmark]: BlockEncodingV2 took 72.05 ms. Allocated memory is still 671.6 MB. Free memory was 622.1 MB in the beginning and 616.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.93/6.64 [2019-03-28 12:12:49,343 INFO L168 Benchmark]: TraceAbstraction took 156.77 ms. Allocated memory is still 671.6 MB. Free memory was 616.7 MB in the beginning and 608.0 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 13.93/6.64 [2019-03-28 12:12:49,344 INFO L168 Benchmark]: BuchiAutomizer took 1407.56 ms. Allocated memory is still 671.6 MB. Free memory was 606.9 MB in the beginning and 520.1 MB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 50.3 GB. 13.93/6.64 [2019-03-28 12:12:49,348 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.93/6.64 --- Results --- 13.93/6.64 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.93/6.64 - StatisticsResult: Initial Icfg 13.93/6.64 8 locations, 10 edges 13.93/6.64 - StatisticsResult: Encoded RCFG 13.93/6.64 2 locations, 2 edges 13.93/6.64 * Results from de.uni_freiburg.informatik.ultimate.core: 13.93/6.64 - StatisticsResult: Toolchain Benchmarks 13.93/6.64 Benchmark results are: 13.93/6.64 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 579.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.93/6.64 * CACSL2BoogieTranslator took 229.54 ms. Allocated memory is still 649.6 MB. Free memory was 559.5 MB in the beginning and 549.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 13.93/6.64 * Boogie Procedure Inliner took 105.31 ms. Allocated memory was 649.6 MB in the beginning and 671.6 MB in the end (delta: 22.0 MB). Free memory was 549.8 MB in the beginning and 637.5 MB in the end (delta: -87.7 MB). Peak memory consumption was 20.0 MB. Max. memory is 50.3 GB. 13.93/6.64 * Boogie Preprocessor took 19.49 ms. Allocated memory is still 671.6 MB. Free memory was 637.5 MB in the beginning and 634.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 13.93/6.64 * RCFGBuilder took 190.00 ms. Allocated memory is still 671.6 MB. Free memory was 634.7 MB in the beginning and 622.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 50.3 GB. 13.93/6.64 * BlockEncodingV2 took 72.05 ms. Allocated memory is still 671.6 MB. Free memory was 622.1 MB in the beginning and 616.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.93/6.64 * TraceAbstraction took 156.77 ms. Allocated memory is still 671.6 MB. Free memory was 616.7 MB in the beginning and 608.0 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 13.93/6.64 * BuchiAutomizer took 1407.56 ms. Allocated memory is still 671.6 MB. Free memory was 606.9 MB in the beginning and 520.1 MB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 50.3 GB. 13.93/6.64 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.93/6.64 - AllSpecificationsHoldResult: All specifications hold 13.93/6.64 We were not able to verify any specifiation because the program does not contain any specification. 13.93/6.64 - InvariantResult [Line: 10]: Loop Invariant 13.93/6.64 Derived loop invariant: 1 13.93/6.64 - StatisticsResult: Ultimate Automizer benchmark data 13.93/6.64 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 13.93/6.64 - StatisticsResult: Constructed decomposition of program 13.93/6.64 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function -1 * y + x and consists of 2 locations. 13.93/6.64 - StatisticsResult: Timing statistics 13.93/6.64 BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital25 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq187 hnf89 smp100 dnf100 smp100 tf100 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 112ms VariablesStem: 6 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s 13.93/6.64 - TerminationAnalysisResult: Termination proven 13.93/6.64 Buchi Automizer proved that your program is terminating 13.93/6.64 RESULT: Ultimate proved your program to be correct! 13.93/6.64 !SESSION 2019-03-28 12:12:43.901 ----------------------------------------------- 13.93/6.64 eclipse.buildId=unknown 13.93/6.64 java.version=1.8.0_181 13.93/6.64 java.vendor=Oracle Corporation 13.93/6.64 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.93/6.64 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.93/6.64 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.93/6.64 13.93/6.64 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:12:49.579 13.93/6.64 !MESSAGE The workspace will exit with unsaved changes in this session. 13.93/6.64 Received shutdown request... 13.93/6.64 Ultimate: 13.93/6.64 GTK+ Version Check 13.93/6.64 EOF