14.88/6.86 YES 14.88/6.86 14.88/6.86 Ultimate: Cannot open display: 14.88/6.86 This is Ultimate 0.1.24-8dc7c08-m 14.88/6.86 [2019-03-28 11:59:00,251 INFO L170 SettingsManager]: Resetting all preferences to default values... 14.88/6.86 [2019-03-28 11:59:00,253 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 14.88/6.86 [2019-03-28 11:59:00,265 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 14.88/6.86 [2019-03-28 11:59:00,265 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 14.88/6.86 [2019-03-28 11:59:00,266 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 14.88/6.86 [2019-03-28 11:59:00,267 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 14.88/6.86 [2019-03-28 11:59:00,269 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 14.88/6.86 [2019-03-28 11:59:00,270 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 14.88/6.86 [2019-03-28 11:59:00,271 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 14.88/6.86 [2019-03-28 11:59:00,272 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 14.88/6.86 [2019-03-28 11:59:00,272 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 14.88/6.86 [2019-03-28 11:59:00,273 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 14.88/6.86 [2019-03-28 11:59:00,274 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 14.88/6.86 [2019-03-28 11:59:00,275 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 14.88/6.86 [2019-03-28 11:59:00,276 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 14.88/6.86 [2019-03-28 11:59:00,277 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 14.88/6.86 [2019-03-28 11:59:00,278 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 14.88/6.86 [2019-03-28 11:59:00,280 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 14.88/6.86 [2019-03-28 11:59:00,282 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 14.88/6.86 [2019-03-28 11:59:00,283 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 14.88/6.86 [2019-03-28 11:59:00,284 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 14.88/6.86 [2019-03-28 11:59:00,286 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 14.88/6.86 [2019-03-28 11:59:00,286 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 14.88/6.86 [2019-03-28 11:59:00,286 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 14.88/6.86 [2019-03-28 11:59:00,287 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 14.88/6.86 [2019-03-28 11:59:00,288 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 14.88/6.86 [2019-03-28 11:59:00,288 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 14.88/6.86 [2019-03-28 11:59:00,289 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 14.88/6.86 [2019-03-28 11:59:00,289 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 14.88/6.86 [2019-03-28 11:59:00,290 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 14.88/6.86 [2019-03-28 11:59:00,291 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 14.88/6.86 [2019-03-28 11:59:00,292 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 14.88/6.86 [2019-03-28 11:59:00,292 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 14.88/6.86 [2019-03-28 11:59:00,293 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 14.88/6.86 [2019-03-28 11:59:00,293 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 14.88/6.86 [2019-03-28 11:59:00,293 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 14.88/6.86 [2019-03-28 11:59:00,294 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 14.88/6.86 [2019-03-28 11:59:00,295 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 14.88/6.86 [2019-03-28 11:59:00,295 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf 14.88/6.86 [2019-03-28 11:59:00,309 INFO L110 SettingsManager]: Loading preferences was successful 14.88/6.86 [2019-03-28 11:59:00,310 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 14.88/6.86 [2019-03-28 11:59:00,311 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 14.88/6.86 [2019-03-28 11:59:00,311 INFO L133 SettingsManager]: * Rewrite not-equals=true 14.88/6.86 [2019-03-28 11:59:00,311 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 14.88/6.86 [2019-03-28 11:59:00,311 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 14.88/6.86 [2019-03-28 11:59:00,311 INFO L133 SettingsManager]: * Use SBE=true 14.88/6.86 [2019-03-28 11:59:00,312 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 14.88/6.86 [2019-03-28 11:59:00,312 INFO L133 SettingsManager]: * Use old map elimination=false 14.88/6.86 [2019-03-28 11:59:00,312 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 14.88/6.86 [2019-03-28 11:59:00,312 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 14.88/6.86 [2019-03-28 11:59:00,312 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 14.88/6.86 [2019-03-28 11:59:00,312 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 14.88/6.86 [2019-03-28 11:59:00,313 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 14.88/6.86 [2019-03-28 11:59:00,313 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:00,313 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 14.88/6.86 [2019-03-28 11:59:00,313 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 14.88/6.86 [2019-03-28 11:59:00,313 INFO L133 SettingsManager]: * Check division by zero=IGNORE 14.88/6.86 [2019-03-28 11:59:00,314 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 14.88/6.86 [2019-03-28 11:59:00,314 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 14.88/6.86 [2019-03-28 11:59:00,314 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 14.88/6.86 [2019-03-28 11:59:00,314 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 14.88/6.86 [2019-03-28 11:59:00,314 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 14.88/6.86 [2019-03-28 11:59:00,314 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 14.88/6.86 [2019-03-28 11:59:00,315 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.88/6.86 [2019-03-28 11:59:00,315 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 14.88/6.86 [2019-03-28 11:59:00,315 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 14.88/6.86 [2019-03-28 11:59:00,315 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 14.88/6.86 [2019-03-28 11:59:00,315 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 14.88/6.86 [2019-03-28 11:59:00,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 14.88/6.86 [2019-03-28 11:59:00,353 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 14.88/6.86 [2019-03-28 11:59:00,357 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 14.88/6.86 [2019-03-28 11:59:00,358 INFO L271 PluginConnector]: Initializing CDTParser... 14.88/6.86 [2019-03-28 11:59:00,358 INFO L276 PluginConnector]: CDTParser initialized 14.88/6.86 [2019-03-28 11:59:00,359 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 14.88/6.86 [2019-03-28 11:59:00,422 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/d156020648594e31a90cb3f56182b8d6/FLAGbfa51c838 14.88/6.86 [2019-03-28 11:59:00,751 INFO L307 CDTParser]: Found 1 translation units. 14.88/6.86 [2019-03-28 11:59:00,752 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c 14.88/6.86 [2019-03-28 11:59:00,758 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/d156020648594e31a90cb3f56182b8d6/FLAGbfa51c838 14.88/6.86 [2019-03-28 11:59:01,161 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/d156020648594e31a90cb3f56182b8d6 14.88/6.86 [2019-03-28 11:59:01,173 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 14.88/6.86 [2019-03-28 11:59:01,174 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 14.88/6.86 [2019-03-28 11:59:01,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 14.88/6.86 [2019-03-28 11:59:01,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 14.88/6.86 [2019-03-28 11:59:01,179 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 14.88/6.86 [2019-03-28 11:59:01,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5655333b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01, skipping insertion in model container 14.88/6.86 [2019-03-28 11:59:01,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 14.88/6.86 [2019-03-28 11:59:01,209 INFO L176 MainTranslator]: Built tables and reachable declarations 14.88/6.86 [2019-03-28 11:59:01,369 INFO L206 PostProcessor]: Analyzing one entry point: main 14.88/6.86 [2019-03-28 11:59:01,374 INFO L191 MainTranslator]: Completed pre-run 14.88/6.86 [2019-03-28 11:59:01,391 INFO L206 PostProcessor]: Analyzing one entry point: main 14.88/6.86 [2019-03-28 11:59:01,406 INFO L195 MainTranslator]: Completed translation 14.88/6.86 [2019-03-28 11:59:01,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01 WrapperNode 14.88/6.86 [2019-03-28 11:59:01,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 14.88/6.86 [2019-03-28 11:59:01,408 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 14.88/6.86 [2019-03-28 11:59:01,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 14.88/6.86 [2019-03-28 11:59:01,408 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 14.88/6.86 [2019-03-28 11:59:01,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 14.88/6.86 [2019-03-28 11:59:01,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 14.88/6.86 [2019-03-28 11:59:01,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 14.88/6.86 [2019-03-28 11:59:01,501 INFO L276 PluginConnector]: Boogie Preprocessor initialized 14.88/6.86 [2019-03-28 11:59:01,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 14.88/6.86 [2019-03-28 11:59:01,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 14.88/6.86 [2019-03-28 11:59:01,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... 14.88/6.86 [2019-03-28 11:59:01,522 INFO L276 PluginConnector]: RCFGBuilder initialized 14.88/6.86 [2019-03-28 11:59:01,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (1/1) ... 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.88/6.86 [2019-03-28 11:59:01,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 14.88/6.86 [2019-03-28 11:59:01,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 14.88/6.86 [2019-03-28 11:59:01,720 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 14.88/6.86 [2019-03-28 11:59:01,721 INFO L286 CfgBuilder]: Removed 8 assue(true) statements. 14.88/6.86 [2019-03-28 11:59:01,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:59:01 BoogieIcfgContainer 14.88/6.86 [2019-03-28 11:59:01,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 14.88/6.86 [2019-03-28 11:59:01,723 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 14.88/6.86 [2019-03-28 11:59:01,723 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 14.88/6.86 [2019-03-28 11:59:01,725 INFO L276 PluginConnector]: BlockEncodingV2 initialized 14.88/6.86 [2019-03-28 11:59:01,725 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:59:01" (1/1) ... 14.88/6.86 [2019-03-28 11:59:01,739 INFO L313 BlockEncoder]: Initial Icfg 8 locations, 11 edges 14.88/6.86 [2019-03-28 11:59:01,741 INFO L258 BlockEncoder]: Using Remove infeasible edges 14.88/6.86 [2019-03-28 11:59:01,742 INFO L263 BlockEncoder]: Using Maximize final states 14.88/6.86 [2019-03-28 11:59:01,742 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 14.88/6.86 [2019-03-28 11:59:01,743 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 14.88/6.86 [2019-03-28 11:59:01,744 INFO L296 BlockEncoder]: Using Remove sink states 14.88/6.86 [2019-03-28 11:59:01,745 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 14.88/6.86 [2019-03-28 11:59:01,746 INFO L179 BlockEncoder]: Using Rewrite not-equals 14.88/6.86 [2019-03-28 11:59:01,760 INFO L185 BlockEncoder]: Using Use SBE 14.88/6.86 [2019-03-28 11:59:01,775 INFO L200 BlockEncoder]: SBE split 1 edges 14.88/6.86 [2019-03-28 11:59:01,779 INFO L70 emoveInfeasibleEdges]: Removed 2 edges and 0 locations because of local infeasibility 14.88/6.86 [2019-03-28 11:59:01,781 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.88/6.86 [2019-03-28 11:59:01,792 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 14.88/6.86 [2019-03-28 11:59:01,794 INFO L70 RemoveSinkStates]: Removed 4 edges and 2 locations by removing sink states 14.88/6.86 [2019-03-28 11:59:01,796 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 14.88/6.86 [2019-03-28 11:59:01,796 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.88/6.86 [2019-03-28 11:59:01,796 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 14.88/6.86 [2019-03-28 11:59:01,796 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 14.88/6.86 [2019-03-28 11:59:01,797 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 4 edges 14.88/6.86 [2019-03-28 11:59:01,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 11:59:01 BasicIcfg 14.88/6.86 [2019-03-28 11:59:01,797 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 14.88/6.86 [2019-03-28 11:59:01,798 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 14.88/6.86 [2019-03-28 11:59:01,798 INFO L271 PluginConnector]: Initializing TraceAbstraction... 14.88/6.86 [2019-03-28 11:59:01,801 INFO L276 PluginConnector]: TraceAbstraction initialized 14.88/6.86 [2019-03-28 11:59:01,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 11:59:01" (1/4) ... 14.88/6.86 [2019-03-28 11:59:01,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382b9ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 11:59:01, skipping insertion in model container 14.88/6.86 [2019-03-28 11:59:01,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (2/4) ... 14.88/6.86 [2019-03-28 11:59:01,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382b9ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 11:59:01, skipping insertion in model container 14.88/6.86 [2019-03-28 11:59:01,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:59:01" (3/4) ... 14.88/6.86 [2019-03-28 11:59:01,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382b9ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 11:59:01, skipping insertion in model container 14.88/6.86 [2019-03-28 11:59:01,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 11:59:01" (4/4) ... 14.88/6.86 [2019-03-28 11:59:01,805 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.88/6.86 [2019-03-28 11:59:01,815 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 14.88/6.86 [2019-03-28 11:59:01,823 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 14.88/6.86 [2019-03-28 11:59:01,842 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 14.88/6.86 [2019-03-28 11:59:01,870 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.88/6.86 [2019-03-28 11:59:01,871 INFO L382 AbstractCegarLoop]: Interprodecural is true 14.88/6.86 [2019-03-28 11:59:01,871 INFO L383 AbstractCegarLoop]: Hoare is true 14.88/6.86 [2019-03-28 11:59:01,871 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 14.88/6.86 [2019-03-28 11:59:01,871 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 14.88/6.86 [2019-03-28 11:59:01,871 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.88/6.86 [2019-03-28 11:59:01,872 INFO L387 AbstractCegarLoop]: Difference is false 14.88/6.86 [2019-03-28 11:59:01,872 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 14.88/6.86 [2019-03-28 11:59:01,872 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 14.88/6.86 [2019-03-28 11:59:01,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 14.88/6.86 [2019-03-28 11:59:01,892 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 14.88/6.86 [2019-03-28 11:59:01,894 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 14.88/6.86 [2019-03-28 11:59:01,945 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 14.88/6.86 [2019-03-28 11:59:01,946 INFO L451 ceAbstractionStarter]: At program point L7-2(lines 7 11) the Hoare annotation is: true 14.88/6.86 [2019-03-28 11:59:01,946 INFO L451 ceAbstractionStarter]: At program point L7-3(lines 6 12) the Hoare annotation is: true 14.88/6.86 [2019-03-28 11:59:01,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 11:59:01 BasicIcfg 14.88/6.86 [2019-03-28 11:59:01,954 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 14.88/6.86 [2019-03-28 11:59:01,955 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 14.88/6.86 [2019-03-28 11:59:01,955 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 14.88/6.86 [2019-03-28 11:59:01,958 INFO L276 PluginConnector]: BuchiAutomizer initialized 14.88/6.86 [2019-03-28 11:59:01,959 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/6.86 [2019-03-28 11:59:01,959 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 11:59:01" (1/5) ... 14.88/6.86 [2019-03-28 11:59:01,960 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79e8d586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 11:59:01, skipping insertion in model container 14.88/6.86 [2019-03-28 11:59:01,960 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/6.86 [2019-03-28 11:59:01,960 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 11:59:01" (2/5) ... 14.88/6.86 [2019-03-28 11:59:01,961 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79e8d586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 11:59:01, skipping insertion in model container 14.88/6.86 [2019-03-28 11:59:01,961 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/6.86 [2019-03-28 11:59:01,961 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 11:59:01" (3/5) ... 14.88/6.86 [2019-03-28 11:59:01,961 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79e8d586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 11:59:01, skipping insertion in model container 14.88/6.86 [2019-03-28 11:59:01,962 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/6.86 [2019-03-28 11:59:01,962 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 11:59:01" (4/5) ... 14.88/6.86 [2019-03-28 11:59:01,962 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79e8d586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 11:59:01, skipping insertion in model container 14.88/6.86 [2019-03-28 11:59:01,962 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.88/6.86 [2019-03-28 11:59:01,963 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 11:59:01" (5/5) ... 14.88/6.86 [2019-03-28 11:59:01,964 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.88/6.86 [2019-03-28 11:59:01,993 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.88/6.86 [2019-03-28 11:59:01,993 INFO L374 BuchiCegarLoop]: Interprodecural is true 14.88/6.86 [2019-03-28 11:59:01,993 INFO L375 BuchiCegarLoop]: Hoare is true 14.88/6.86 [2019-03-28 11:59:01,993 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 14.88/6.86 [2019-03-28 11:59:01,994 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 14.88/6.86 [2019-03-28 11:59:01,994 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.88/6.86 [2019-03-28 11:59:01,994 INFO L379 BuchiCegarLoop]: Difference is false 14.88/6.86 [2019-03-28 11:59:01,994 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 14.88/6.86 [2019-03-28 11:59:01,994 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 14.88/6.86 [2019-03-28 11:59:01,998 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 14.88/6.86 [2019-03-28 11:59:02,015 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 14.88/6.86 [2019-03-28 11:59:02,015 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.88/6.86 [2019-03-28 11:59:02,015 INFO L119 BuchiIsEmpty]: Starting construction of run 14.88/6.86 [2019-03-28 11:59:02,020 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.88/6.86 [2019-03-28 11:59:02,021 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 14.88/6.86 [2019-03-28 11:59:02,021 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 14.88/6.86 [2019-03-28 11:59:02,021 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 14.88/6.86 [2019-03-28 11:59:02,021 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 14.88/6.86 [2019-03-28 11:59:02,022 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.88/6.86 [2019-03-28 11:59:02,022 INFO L119 BuchiIsEmpty]: Starting construction of run 14.88/6.86 [2019-03-28 11:59:02,022 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.88/6.86 [2019-03-28 11:59:02,022 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 14.88/6.86 [2019-03-28 11:59:02,027 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [35] ULTIMATE.startENTRY-->L7-3: Formula: (and (= v_ULTIMATE.start_test_fun_~x_1 |v_ULTIMATE.start_test_fun_#in~x_1|) (= |v_ULTIMATE.start_test_fun_#in~x_1| |v_ULTIMATE.start_main_#t~nondet0_1|) (= |v_ULTIMATE.start_test_fun_#in~y_1| |v_ULTIMATE.start_main_#t~nondet1_1|) (= v_ULTIMATE.start_test_fun_~y_1 |v_ULTIMATE.start_test_fun_#in~y_1|) (= v_ULTIMATE.start_test_fun_~c~0_1 0)) InVars {} OutVars{ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_1, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_test_fun_#res=|v_ULTIMATE.start_test_fun_#res_1|, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_1, ULTIMATE.start_test_fun_#in~y=|v_ULTIMATE.start_test_fun_#in~y_1|, ULTIMATE.start_test_fun_#in~x=|v_ULTIMATE.start_test_fun_#in~x_1|} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~y, ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_test_fun_~x, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~ret2, ULTIMATE.start_main_#res, ULTIMATE.start_test_fun_#res, ULTIMATE.start_test_fun_~c~0, ULTIMATE.start_test_fun_#in~y, ULTIMATE.start_test_fun_#in~x] 5#L7-3true 14.88/6.86 [2019-03-28 11:59:02,028 INFO L796 eck$LassoCheckResult]: Loop: 5#L7-3true [41] L7-3-->L7-2: Formula: (and (< 0 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_7, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_6} AuxVars[] AssignedVars[] 3#L7-2true [44] L7-2-->L7-3: Formula: (>= 0 v_ULTIMATE.start_test_fun_~y_3) InVars {ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_3} OutVars{ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_3} AuxVars[] AssignedVars[] 5#L7-3true 14.88/6.86 [2019-03-28 11:59:02,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:02,034 INFO L82 PathProgramCache]: Analyzing trace with hash 66, now seen corresponding path program 1 times 14.88/6.86 [2019-03-28 11:59:02,036 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/6.86 [2019-03-28 11:59:02,036 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/6.86 [2019-03-28 11:59:02,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:02,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:02,107 INFO L82 PathProgramCache]: Analyzing trace with hash 2276, now seen corresponding path program 1 times 14.88/6.86 [2019-03-28 11:59:02,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/6.86 [2019-03-28 11:59:02,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/6.86 [2019-03-28 11:59:02,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.88/6.86 [2019-03-28 11:59:02,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.88/6.86 [2019-03-28 11:59:02,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 14.88/6.86 [2019-03-28 11:59:02,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 14.88/6.86 [2019-03-28 11:59:02,162 INFO L811 eck$LassoCheckResult]: loop already infeasible 14.88/6.86 [2019-03-28 11:59:02,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. 14.88/6.86 [2019-03-28 11:59:02,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 14.88/6.86 [2019-03-28 11:59:02,180 INFO L87 Difference]: Start difference. First operand 3 states. Second operand 3 states. 14.88/6.86 [2019-03-28 11:59:02,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 14.88/6.86 [2019-03-28 11:59:02,209 INFO L93 Difference]: Finished difference Result 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 14.88/6.86 [2019-03-28 11:59:02,213 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,214 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 14.88/6.86 [2019-03-28 11:59:02,218 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4 states to 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,219 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 14.88/6.86 [2019-03-28 11:59:02,219 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 14.88/6.86 [2019-03-28 11:59:02,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 14.88/6.86 [2019-03-28 11:59:02,220 INFO L706 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. 14.88/6.86 [2019-03-28 11:59:02,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 14.88/6.86 [2019-03-28 11:59:02,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,249 INFO L729 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,249 INFO L609 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,249 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 14.88/6.86 [2019-03-28 11:59:02,249 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:02,250 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 14.88/6.86 [2019-03-28 11:59:02,250 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.88/6.86 [2019-03-28 11:59:02,250 INFO L119 BuchiIsEmpty]: Starting construction of run 14.88/6.86 [2019-03-28 11:59:02,250 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.88/6.86 [2019-03-28 11:59:02,250 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 14.88/6.86 [2019-03-28 11:59:02,251 INFO L794 eck$LassoCheckResult]: Stem: 18#ULTIMATE.startENTRY [35] ULTIMATE.startENTRY-->L7-3: Formula: (and (= v_ULTIMATE.start_test_fun_~x_1 |v_ULTIMATE.start_test_fun_#in~x_1|) (= |v_ULTIMATE.start_test_fun_#in~x_1| |v_ULTIMATE.start_main_#t~nondet0_1|) (= |v_ULTIMATE.start_test_fun_#in~y_1| |v_ULTIMATE.start_main_#t~nondet1_1|) (= v_ULTIMATE.start_test_fun_~y_1 |v_ULTIMATE.start_test_fun_#in~y_1|) (= v_ULTIMATE.start_test_fun_~c~0_1 0)) InVars {} OutVars{ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_1, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_test_fun_#res=|v_ULTIMATE.start_test_fun_#res_1|, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_1, ULTIMATE.start_test_fun_#in~y=|v_ULTIMATE.start_test_fun_#in~y_1|, ULTIMATE.start_test_fun_#in~x=|v_ULTIMATE.start_test_fun_#in~x_1|} 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_~c~0, ULTIMATE.start_test_fun_#in~y, ULTIMATE.start_test_fun_#in~x] 19#L7-3 14.88/6.86 [2019-03-28 11:59:02,251 INFO L796 eck$LassoCheckResult]: Loop: 19#L7-3 [41] L7-3-->L7-2: Formula: (and (< 0 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_7, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_6} AuxVars[] AssignedVars[] 16#L7-2 [34] L7-2-->L7-2: Formula: (and (= v_ULTIMATE.start_test_fun_~y_4 (+ v_ULTIMATE.start_test_fun_~y_5 (- 1))) (= v_ULTIMATE.start_test_fun_~x_3 (+ v_ULTIMATE.start_test_fun_~x_4 (- 1))) (= v_ULTIMATE.start_test_fun_~c~0_3 (+ v_ULTIMATE.start_test_fun_~c~0_4 1)) (< 0 v_ULTIMATE.start_test_fun_~y_5)) InVars {ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_5, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_4, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_4} OutVars{ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_4, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_3, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_3} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~y, ULTIMATE.start_test_fun_~x, ULTIMATE.start_test_fun_~c~0] 17#L7-2 [44] L7-2-->L7-3: Formula: (>= 0 v_ULTIMATE.start_test_fun_~y_3) InVars {ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_3} OutVars{ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_3} AuxVars[] AssignedVars[] 19#L7-3 14.88/6.86 [2019-03-28 11:59:02,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:02,252 INFO L82 PathProgramCache]: Analyzing trace with hash 66, now seen corresponding path program 2 times 14.88/6.86 [2019-03-28 11:59:02,252 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/6.86 [2019-03-28 11:59:02,252 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/6.86 [2019-03-28 11:59:02,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,253 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:02,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:02,260 INFO L82 PathProgramCache]: Analyzing trace with hash 70290, now seen corresponding path program 1 times 14.88/6.86 [2019-03-28 11:59:02,260 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/6.86 [2019-03-28 11:59:02,260 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/6.86 [2019-03-28 11:59:02,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,261 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:02,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:02,273 INFO L82 PathProgramCache]: Analyzing trace with hash 2006705, now seen corresponding path program 1 times 14.88/6.86 [2019-03-28 11:59:02,273 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/6.86 [2019-03-28 11:59:02,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/6.86 [2019-03-28 11:59:02,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:02,375 INFO L216 LassoAnalysis]: Preferences: 14.88/6.86 [2019-03-28 11:59:02,376 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.88/6.86 [2019-03-28 11:59:02,377 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.88/6.86 [2019-03-28 11:59:02,377 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.88/6.86 [2019-03-28 11:59:02,377 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.88/6.86 [2019-03-28 11:59:02,377 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:02,377 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.88/6.86 [2019-03-28 11:59:02,378 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.88/6.86 [2019-03-28 11:59:02,378 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 14.88/6.86 [2019-03-28 11:59:02,378 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.88/6.86 [2019-03-28 11:59:02,378 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.88/6.86 [2019-03-28 11:59:02,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:02,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:02,525 INFO L300 LassoAnalysis]: Preprocessing complete. 14.88/6.86 [2019-03-28 11:59:02,526 INFO L412 LassoAnalysis]: Checking for nontermination... 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:02,535 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:02,535 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:02,575 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:02,576 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 [2019-03-28 11:59:02,599 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.88/6.86 [2019-03-28 11:59:02,599 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_fun_~c~0=0} Honda state: {ULTIMATE.start_test_fun_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_test_fun_~c~0=-4}, {ULTIMATE.start_test_fun_~c~0=7}, {ULTIMATE.start_test_fun_~c~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:02,628 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:02,628 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:02,659 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:02,659 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 [2019-03-28 11:59:02,693 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 14.88/6.86 [2019-03-28 11:59:02,695 INFO L216 LassoAnalysis]: Preferences: 14.88/6.86 [2019-03-28 11:59:02,695 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.88/6.86 [2019-03-28 11:59:02,695 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.88/6.86 [2019-03-28 11:59:02,695 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.88/6.86 [2019-03-28 11:59:02,695 INFO L127 ssoRankerPreferences]: Use exernal solver: false 14.88/6.86 [2019-03-28 11:59:02,695 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:02,696 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.88/6.86 [2019-03-28 11:59:02,696 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.88/6.86 [2019-03-28 11:59:02,696 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 14.88/6.86 [2019-03-28 11:59:02,696 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.88/6.86 [2019-03-28 11:59:02,696 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.88/6.86 [2019-03-28 11:59:02,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:02,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:02,769 INFO L300 LassoAnalysis]: Preprocessing complete. 14.88/6.86 [2019-03-28 11:59:02,774 INFO L497 LassoAnalysis]: Using template 'affine'. 14.88/6.86 [2019-03-28 11:59:02,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.88/6.86 Termination analysis: LINEAR_WITH_GUESSES 14.88/6.86 Number of strict supporting invariants: 0 14.88/6.86 Number of non-strict supporting invariants: 1 14.88/6.86 Consider only non-deceasing supporting invariants: true 14.88/6.86 Simplify termination arguments: true 14.88/6.86 Simplify supporting invariants: trueOverapproximate stem: false 14.88/6.86 [2019-03-28 11:59:02,778 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.88/6.86 [2019-03-28 11:59:02,778 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.88/6.86 [2019-03-28 11:59:02,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.88/6.86 [2019-03-28 11:59:02,779 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.88/6.86 [2019-03-28 11:59:02,779 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.88/6.86 [2019-03-28 11:59:02,781 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.88/6.86 [2019-03-28 11:59:02,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.88/6.86 [2019-03-28 11:59:02,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.88/6.86 [2019-03-28 11:59:02,788 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.88/6.86 Termination analysis: LINEAR_WITH_GUESSES 14.88/6.86 Number of strict supporting invariants: 0 14.88/6.86 Number of non-strict supporting invariants: 1 14.88/6.86 Consider only non-deceasing supporting invariants: true 14.88/6.86 Simplify termination arguments: true 14.88/6.86 Simplify supporting invariants: trueOverapproximate stem: false 14.88/6.86 [2019-03-28 11:59:02,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.88/6.86 [2019-03-28 11:59:02,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.88/6.86 [2019-03-28 11:59:02,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.88/6.86 [2019-03-28 11:59:02,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.88/6.86 [2019-03-28 11:59:02,789 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.88/6.86 [2019-03-28 11:59:02,790 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.88/6.86 [2019-03-28 11:59:02,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.88/6.86 [2019-03-28 11:59:02,798 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 14.88/6.86 [2019-03-28 11:59:02,806 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 14.88/6.86 [2019-03-28 11:59:02,807 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 14.88/6.86 [2019-03-28 11:59:02,809 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 14.88/6.86 [2019-03-28 11:59:02,809 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 14.88/6.86 [2019-03-28 11:59:02,809 INFO L518 LassoAnalysis]: Proved termination. 14.88/6.86 [2019-03-28 11:59:02,810 INFO L520 LassoAnalysis]: Termination argument consisting of: 14.88/6.86 Ranking function f(ULTIMATE.start_test_fun_~x) = 1*ULTIMATE.start_test_fun_~x 14.88/6.86 Supporting invariants [] 14.88/6.86 [2019-03-28 11:59:02,811 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 14.88/6.86 [2019-03-28 11:59:02,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.88/6.86 [2019-03-28 11:59:02,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core 14.88/6.86 [2019-03-28 11:59:02,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.88/6.86 [2019-03-28 11:59:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.88/6.86 [2019-03-28 11:59:02,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core 14.88/6.86 [2019-03-28 11:59:02,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.88/6.86 [2019-03-28 11:59:02,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.88/6.86 [2019-03-28 11:59:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.88/6.86 [2019-03-28 11:59:02,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core 14.88/6.86 [2019-03-28 11:59:02,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.88/6.86 [2019-03-28 11:59:02,964 INFO L98 LoopCannibalizer]: 4 predicates before loop cannibalization 5 predicates after loop cannibalization 14.88/6.86 [2019-03-28 11:59:02,968 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 5 loop predicates 14.88/6.86 [2019-03-28 11:59:02,968 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 4 states and 5 transitions. cyclomatic complexity: 2 Second operand 4 states. 14.88/6.86 [2019-03-28 11:59:03,075 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 4 states and 5 transitions. cyclomatic complexity: 2. Second operand 4 states. Result 15 states and 20 transitions. Complement of second has 11 states. 14.88/6.86 [2019-03-28 11:59:03,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states 14.88/6.86 [2019-03-28 11:59:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 14.88/6.86 [2019-03-28 11:59:03,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 16 transitions. 14.88/6.86 [2019-03-28 11:59:03,079 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 1 letters. Loop has 3 letters. 14.88/6.86 [2019-03-28 11:59:03,081 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.88/6.86 [2019-03-28 11:59:03,081 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 4 letters. Loop has 3 letters. 14.88/6.86 [2019-03-28 11:59:03,081 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.88/6.86 [2019-03-28 11:59:03,081 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 1 letters. Loop has 6 letters. 14.88/6.86 [2019-03-28 11:59:03,082 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.88/6.86 [2019-03-28 11:59:03,087 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 20 transitions. 14.88/6.86 [2019-03-28 11:59:03,089 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.88/6.86 [2019-03-28 11:59:03,089 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 6 states and 6 transitions. 14.88/6.86 [2019-03-28 11:59:03,090 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 14.88/6.86 [2019-03-28 11:59:03,090 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 14.88/6.86 [2019-03-28 11:59:03,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 6 transitions. 14.88/6.86 [2019-03-28 11:59:03,090 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 14.88/6.86 [2019-03-28 11:59:03,090 INFO L706 BuchiCegarLoop]: Abstraction has 6 states and 6 transitions. 14.88/6.86 [2019-03-28 11:59:03,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 6 transitions. 14.88/6.86 [2019-03-28 11:59:03,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 3. 14.88/6.86 [2019-03-28 11:59:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 14.88/6.86 [2019-03-28 11:59:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. 14.88/6.86 [2019-03-28 11:59:03,092 INFO L729 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. 14.88/6.86 [2019-03-28 11:59:03,092 INFO L609 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. 14.88/6.86 [2019-03-28 11:59:03,092 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 14.88/6.86 [2019-03-28 11:59:03,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states and 3 transitions. 14.88/6.86 [2019-03-28 11:59:03,092 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 14.88/6.86 [2019-03-28 11:59:03,092 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.88/6.86 [2019-03-28 11:59:03,093 INFO L119 BuchiIsEmpty]: Starting construction of run 14.88/6.86 [2019-03-28 11:59:03,093 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 14.88/6.86 [2019-03-28 11:59:03,093 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 14.88/6.86 [2019-03-28 11:59:03,093 INFO L794 eck$LassoCheckResult]: Stem: 91#ULTIMATE.startENTRY [35] ULTIMATE.startENTRY-->L7-3: Formula: (and (= v_ULTIMATE.start_test_fun_~x_1 |v_ULTIMATE.start_test_fun_#in~x_1|) (= |v_ULTIMATE.start_test_fun_#in~x_1| |v_ULTIMATE.start_main_#t~nondet0_1|) (= |v_ULTIMATE.start_test_fun_#in~y_1| |v_ULTIMATE.start_main_#t~nondet1_1|) (= v_ULTIMATE.start_test_fun_~y_1 |v_ULTIMATE.start_test_fun_#in~y_1|) (= v_ULTIMATE.start_test_fun_~c~0_1 0)) InVars {} OutVars{ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_1, ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_1, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~ret2=|v_ULTIMATE.start_main_#t~ret2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_test_fun_#res=|v_ULTIMATE.start_test_fun_#res_1|, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_1, ULTIMATE.start_test_fun_#in~y=|v_ULTIMATE.start_test_fun_#in~y_1|, ULTIMATE.start_test_fun_#in~x=|v_ULTIMATE.start_test_fun_#in~x_1|} 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_~c~0, ULTIMATE.start_test_fun_#in~y, ULTIMATE.start_test_fun_#in~x] 92#L7-3 [41] L7-3-->L7-2: Formula: (and (< 0 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_7, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_6} AuxVars[] AssignedVars[] 90#L7-2 14.88/6.86 [2019-03-28 11:59:03,094 INFO L796 eck$LassoCheckResult]: Loop: 90#L7-2 [34] L7-2-->L7-2: Formula: (and (= v_ULTIMATE.start_test_fun_~y_4 (+ v_ULTIMATE.start_test_fun_~y_5 (- 1))) (= v_ULTIMATE.start_test_fun_~x_3 (+ v_ULTIMATE.start_test_fun_~x_4 (- 1))) (= v_ULTIMATE.start_test_fun_~c~0_3 (+ v_ULTIMATE.start_test_fun_~c~0_4 1)) (< 0 v_ULTIMATE.start_test_fun_~y_5)) InVars {ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_5, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_4, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_4} OutVars{ULTIMATE.start_test_fun_~y=v_ULTIMATE.start_test_fun_~y_4, ULTIMATE.start_test_fun_~x=v_ULTIMATE.start_test_fun_~x_3, ULTIMATE.start_test_fun_~c~0=v_ULTIMATE.start_test_fun_~c~0_3} AuxVars[] AssignedVars[ULTIMATE.start_test_fun_~y, ULTIMATE.start_test_fun_~x, ULTIMATE.start_test_fun_~c~0] 90#L7-2 14.88/6.86 [2019-03-28 11:59:03,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:03,094 INFO L82 PathProgramCache]: Analyzing trace with hash 2087, now seen corresponding path program 1 times 14.88/6.86 [2019-03-28 11:59:03,094 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/6.86 [2019-03-28 11:59:03,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/6.86 [2019-03-28 11:59:03,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:03,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:03,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:03,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:03,104 INFO L82 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times 14.88/6.86 [2019-03-28 11:59:03,104 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/6.86 [2019-03-28 11:59:03,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/6.86 [2019-03-28 11:59:03,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:03,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:03,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:03,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:03,111 INFO L82 PathProgramCache]: Analyzing trace with hash 64731, now seen corresponding path program 1 times 14.88/6.86 [2019-03-28 11:59:03,111 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.88/6.86 [2019-03-28 11:59:03,111 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.88/6.86 [2019-03-28 11:59:03,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:03,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:03,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.88/6.86 [2019-03-28 11:59:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.88/6.86 [2019-03-28 11:59:03,144 INFO L216 LassoAnalysis]: Preferences: 14.88/6.86 [2019-03-28 11:59:03,144 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.88/6.86 [2019-03-28 11:59:03,145 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.88/6.86 [2019-03-28 11:59:03,145 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.88/6.86 [2019-03-28 11:59:03,145 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.88/6.86 [2019-03-28 11:59:03,145 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:03,145 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.88/6.86 [2019-03-28 11:59:03,145 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.88/6.86 [2019-03-28 11:59:03,145 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 14.88/6.86 [2019-03-28 11:59:03,146 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.88/6.86 [2019-03-28 11:59:03,146 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.88/6.86 [2019-03-28 11:59:03,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:03,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:03,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:03,198 INFO L300 LassoAnalysis]: Preprocessing complete. 14.88/6.86 [2019-03-28 11:59:03,198 INFO L412 LassoAnalysis]: Checking for nontermination... 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:03,203 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:03,203 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:03,235 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:03,235 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 [2019-03-28 11:59:03,253 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.88/6.86 [2019-03-28 11:59:03,253 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_fun_~c~0=0} Honda state: {ULTIMATE.start_test_fun_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_test_fun_~c~0=-4}, {ULTIMATE.start_test_fun_~c~0=7}, {ULTIMATE.start_test_fun_~c~0=-2}] Lambdas: [1, 1, 1] Nus: [0, 0] 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:03,281 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:03,281 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:03,313 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:03,313 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 [2019-03-28 11:59:03,331 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.88/6.86 [2019-03-28 11:59:03,332 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_fun_~x=0} Honda state: {ULTIMATE.start_test_fun_~x=0} Generalized eigenvectors: [{ULTIMATE.start_test_fun_~x=0}, {ULTIMATE.start_test_fun_~x=-1}, {ULTIMATE.start_test_fun_~x=0}] Lambdas: [2, 1, 0] Nus: [0, 0] 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:03,361 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:03,361 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 14.88/6.86 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.88/6.86 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:03,395 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.88/6.86 [2019-03-28 11:59:03,396 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.88/6.86 [2019-03-28 11:59:03,426 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 14.88/6.86 [2019-03-28 11:59:03,429 INFO L216 LassoAnalysis]: Preferences: 14.88/6.86 [2019-03-28 11:59:03,429 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.88/6.86 [2019-03-28 11:59:03,429 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.88/6.86 [2019-03-28 11:59:03,429 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.88/6.86 [2019-03-28 11:59:03,429 INFO L127 ssoRankerPreferences]: Use exernal solver: false 14.88/6.86 [2019-03-28 11:59:03,429 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 14.88/6.86 [2019-03-28 11:59:03,429 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.88/6.86 [2019-03-28 11:59:03,430 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.88/6.86 [2019-03-28 11:59:03,430 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 14.88/6.86 [2019-03-28 11:59:03,430 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.88/6.86 [2019-03-28 11:59:03,430 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.88/6.86 [2019-03-28 11:59:03,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:03,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:03,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.88/6.86 [2019-03-28 11:59:03,506 INFO L300 LassoAnalysis]: Preprocessing complete. 14.88/6.86 [2019-03-28 11:59:03,506 INFO L497 LassoAnalysis]: Using template 'affine'. 14.88/6.86 [2019-03-28 11:59:03,507 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.88/6.86 Termination analysis: LINEAR_WITH_GUESSES 14.88/6.86 Number of strict supporting invariants: 0 14.88/6.86 Number of non-strict supporting invariants: 1 14.88/6.86 Consider only non-deceasing supporting invariants: true 14.88/6.86 Simplify termination arguments: true 14.88/6.86 Simplify supporting invariants: trueOverapproximate stem: false 14.88/6.86 [2019-03-28 11:59:03,508 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.88/6.86 [2019-03-28 11:59:03,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.88/6.86 [2019-03-28 11:59:03,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.88/6.86 [2019-03-28 11:59:03,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.88/6.86 [2019-03-28 11:59:03,508 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.88/6.86 [2019-03-28 11:59:03,509 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.88/6.86 [2019-03-28 11:59:03,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.88/6.86 [2019-03-28 11:59:03,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.88/6.86 [2019-03-28 11:59:03,514 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.88/6.86 Termination analysis: LINEAR_WITH_GUESSES 14.88/6.86 Number of strict supporting invariants: 0 14.88/6.86 Number of non-strict supporting invariants: 1 14.88/6.86 Consider only non-deceasing supporting invariants: true 14.88/6.86 Simplify termination arguments: true 14.88/6.86 Simplify supporting invariants: trueOverapproximate stem: false 14.88/6.86 [2019-03-28 11:59:03,514 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.88/6.86 [2019-03-28 11:59:03,515 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.88/6.86 [2019-03-28 11:59:03,515 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.88/6.86 [2019-03-28 11:59:03,515 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.88/6.86 [2019-03-28 11:59:03,515 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.88/6.86 [2019-03-28 11:59:03,516 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.88/6.86 [2019-03-28 11:59:03,516 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.88/6.86 [2019-03-28 11:59:03,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.88/6.86 [2019-03-28 11:59:03,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.88/6.86 Termination analysis: LINEAR_WITH_GUESSES 14.88/6.86 Number of strict supporting invariants: 0 14.88/6.86 Number of non-strict supporting invariants: 1 14.88/6.86 Consider only non-deceasing supporting invariants: true 14.88/6.86 Simplify termination arguments: true 14.88/6.86 Simplify supporting invariants: trueOverapproximate stem: false 14.88/6.86 [2019-03-28 11:59:03,520 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.88/6.86 [2019-03-28 11:59:03,521 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.88/6.86 [2019-03-28 11:59:03,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.88/6.86 [2019-03-28 11:59:03,521 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.88/6.86 [2019-03-28 11:59:03,521 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.88/6.86 [2019-03-28 11:59:03,522 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.88/6.86 [2019-03-28 11:59:03,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.88/6.86 [2019-03-28 11:59:03,527 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 14.88/6.86 [2019-03-28 11:59:03,531 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 14.88/6.86 [2019-03-28 11:59:03,531 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. 14.88/6.86 [2019-03-28 11:59:03,531 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 14.88/6.86 [2019-03-28 11:59:03,532 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 14.88/6.86 [2019-03-28 11:59:03,532 INFO L518 LassoAnalysis]: Proved termination. 14.88/6.86 [2019-03-28 11:59:03,532 INFO L520 LassoAnalysis]: Termination argument consisting of: 14.88/6.86 Ranking function f(ULTIMATE.start_test_fun_~y) = 1*ULTIMATE.start_test_fun_~y 14.88/6.86 Supporting invariants [] 14.88/6.86 [2019-03-28 11:59:03,532 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 14.88/6.86 [2019-03-28 11:59:03,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.88/6.86 [2019-03-28 11:59:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.88/6.86 [2019-03-28 11:59:03,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjunts are in the unsatisfiable core 14.88/6.86 [2019-03-28 11:59:03,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.88/6.86 [2019-03-28 11:59:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.88/6.86 [2019-03-28 11:59:03,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core 14.88/6.86 [2019-03-28 11:59:03,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.88/6.86 [2019-03-28 11:59:03,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.88/6.86 [2019-03-28 11:59:03,570 INFO L98 LoopCannibalizer]: 1 predicates before loop cannibalization 1 predicates after loop cannibalization 14.88/6.86 [2019-03-28 11:59:03,570 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 1 loop predicates 14.88/6.86 [2019-03-28 11:59:03,571 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states and 3 transitions. cyclomatic complexity: 1 Second operand 2 states. 14.88/6.86 [2019-03-28 11:59:03,575 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states and 3 transitions. cyclomatic complexity: 1. Second operand 2 states. Result 4 states and 4 transitions. Complement of second has 2 states. 14.88/6.86 [2019-03-28 11:59:03,576 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 14.88/6.86 [2019-03-28 11:59:03,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 14.88/6.86 [2019-03-28 11:59:03,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 5 transitions. 14.88/6.86 [2019-03-28 11:59:03,576 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 5 transitions. Stem has 2 letters. Loop has 1 letters. 14.88/6.86 [2019-03-28 11:59:03,577 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.88/6.86 [2019-03-28 11:59:03,577 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 5 transitions. Stem has 3 letters. Loop has 1 letters. 14.88/6.86 [2019-03-28 11:59:03,577 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.88/6.86 [2019-03-28 11:59:03,577 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 5 transitions. Stem has 2 letters. Loop has 2 letters. 14.88/6.86 [2019-03-28 11:59:03,577 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.88/6.86 [2019-03-28 11:59:03,578 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4 states and 4 transitions. 14.88/6.86 [2019-03-28 11:59:03,579 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.88/6.86 [2019-03-28 11:59:03,579 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4 states to 0 states and 0 transitions. 14.88/6.86 [2019-03-28 11:59:03,579 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 14.88/6.86 [2019-03-28 11:59:03,579 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 14.88/6.86 [2019-03-28 11:59:03,579 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 14.88/6.86 [2019-03-28 11:59:03,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 14.88/6.86 [2019-03-28 11:59:03,580 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.88/6.86 [2019-03-28 11:59:03,580 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.88/6.86 [2019-03-28 11:59:03,580 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 14.88/6.86 [2019-03-28 11:59:03,581 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ 14.88/6.86 [2019-03-28 11:59:03,581 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 14.88/6.86 [2019-03-28 11:59:03,581 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 14.88/6.86 [2019-03-28 11:59:03,581 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 14.88/6.86 [2019-03-28 11:59:03,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 11:59:03 BasicIcfg 14.88/6.86 [2019-03-28 11:59:03,588 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 14.88/6.86 [2019-03-28 11:59:03,588 INFO L168 Benchmark]: Toolchain (without parser) took 2414.84 ms. Allocated memory was 649.6 MB in the beginning and 660.1 MB in the end (delta: 10.5 MB). Free memory was 564.9 MB in the beginning and 425.7 MB in the end (delta: 139.2 MB). Peak memory consumption was 149.7 MB. Max. memory is 50.3 GB. 14.88/6.86 [2019-03-28 11:59:03,590 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 584.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.88/6.86 [2019-03-28 11:59:03,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.98 ms. Allocated memory is still 649.6 MB. Free memory was 564.9 MB in the beginning and 555.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 50.3 GB. 14.88/6.86 [2019-03-28 11:59:03,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.21 ms. Allocated memory was 649.6 MB in the beginning and 660.1 MB in the end (delta: 10.5 MB). Free memory was 555.0 MB in the beginning and 626.9 MB in the end (delta: -71.9 MB). Peak memory consumption was 21.4 MB. Max. memory is 50.3 GB. 14.88/6.86 [2019-03-28 11:59:03,592 INFO L168 Benchmark]: Boogie Preprocessor took 20.25 ms. Allocated memory is still 660.1 MB. Free memory was 626.9 MB in the beginning and 624.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 14.88/6.86 [2019-03-28 11:59:03,592 INFO L168 Benchmark]: RCFGBuilder took 200.46 ms. Allocated memory is still 660.1 MB. Free memory was 624.0 MB in the beginning and 610.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 14.88/6.86 [2019-03-28 11:59:03,593 INFO L168 Benchmark]: BlockEncodingV2 took 74.81 ms. Allocated memory is still 660.1 MB. Free memory was 610.5 MB in the beginning and 605.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 14.88/6.86 [2019-03-28 11:59:03,593 INFO L168 Benchmark]: TraceAbstraction took 156.09 ms. Allocated memory is still 660.1 MB. Free memory was 604.0 MB in the beginning and 595.4 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 14.88/6.86 [2019-03-28 11:59:03,594 INFO L168 Benchmark]: BuchiAutomizer took 1632.87 ms. Allocated memory is still 660.1 MB. Free memory was 595.4 MB in the beginning and 425.7 MB in the end (delta: 169.7 MB). Peak memory consumption was 169.7 MB. Max. memory is 50.3 GB. 14.88/6.86 [2019-03-28 11:59:03,598 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 14.88/6.86 --- Results --- 14.88/6.86 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 14.88/6.86 - StatisticsResult: Initial Icfg 14.88/6.86 8 locations, 11 edges 14.88/6.86 - StatisticsResult: Encoded RCFG 14.88/6.86 3 locations, 4 edges 14.88/6.86 * Results from de.uni_freiburg.informatik.ultimate.core: 14.88/6.86 - StatisticsResult: Toolchain Benchmarks 14.88/6.86 Benchmark results are: 14.88/6.86 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 584.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.88/6.86 * CACSL2BoogieTranslator took 231.98 ms. Allocated memory is still 649.6 MB. Free memory was 564.9 MB in the beginning and 555.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 50.3 GB. 14.88/6.86 * Boogie Procedure Inliner took 93.21 ms. Allocated memory was 649.6 MB in the beginning and 660.1 MB in the end (delta: 10.5 MB). Free memory was 555.0 MB in the beginning and 626.9 MB in the end (delta: -71.9 MB). Peak memory consumption was 21.4 MB. Max. memory is 50.3 GB. 14.88/6.86 * Boogie Preprocessor took 20.25 ms. Allocated memory is still 660.1 MB. Free memory was 626.9 MB in the beginning and 624.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 14.88/6.86 * RCFGBuilder took 200.46 ms. Allocated memory is still 660.1 MB. Free memory was 624.0 MB in the beginning and 610.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 14.88/6.86 * BlockEncodingV2 took 74.81 ms. Allocated memory is still 660.1 MB. Free memory was 610.5 MB in the beginning and 605.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 14.88/6.86 * TraceAbstraction took 156.09 ms. Allocated memory is still 660.1 MB. Free memory was 604.0 MB in the beginning and 595.4 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 14.88/6.86 * BuchiAutomizer took 1632.87 ms. Allocated memory is still 660.1 MB. Free memory was 595.4 MB in the beginning and 425.7 MB in the end (delta: 169.7 MB). Peak memory consumption was 169.7 MB. Max. memory is 50.3 GB. 14.88/6.86 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 14.88/6.86 - AllSpecificationsHoldResult: All specifications hold 14.88/6.86 We were not able to verify any specifiation because the program does not contain any specification. 14.88/6.86 - InvariantResult [Line: 7]: Loop Invariant 14.88/6.86 Derived loop invariant: 1 14.88/6.86 - InvariantResult [Line: 6]: Loop Invariant 14.88/6.86 Derived loop invariant: 1 14.88/6.86 - StatisticsResult: Ultimate Automizer benchmark data 14.88/6.86 CFG has 1 procedures, 3 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=3occurred 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, 2 LocationsWithAnnotation, 2 PreInvPairs, 2 NumberOfFragments, 2 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 14.88/6.86 - StatisticsResult: Constructed decomposition of program 14.88/6.86 Your program was decomposed into 3 terminating modules (1 trivial, 0 deterministic, 2 nondeterministic). One nondeterministic module has affine ranking function x and consists of 7 locations. One nondeterministic module has affine ranking function y and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. 14.88/6.86 - StatisticsResult: Timing statistics 14.88/6.86 BüchiAutomizer plugin needed 1.5s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 4 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/1 HoareTripleCheckerStatistics: 8 SDtfs, 10 SDslu, 7 SDs, 0 SdLazy, 32 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq168 hnf92 smp88 dnf100 smp100 tf110 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 11ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 3 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 14.88/6.86 - TerminationAnalysisResult: Termination proven 14.88/6.86 Buchi Automizer proved that your program is terminating 14.88/6.86 RESULT: Ultimate proved your program to be correct! 14.88/6.86 !SESSION 2019-03-28 11:58:57.928 ----------------------------------------------- 14.88/6.86 eclipse.buildId=unknown 14.88/6.86 java.version=1.8.0_181 14.88/6.86 java.vendor=Oracle Corporation 14.88/6.86 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 14.88/6.86 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c 14.88/6.86 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c 14.88/6.86 14.88/6.86 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 11:59:03.830 14.88/6.86 !MESSAGE The workspace will exit with unsaved changes in this session. 14.88/6.86 Received shutdown request... 14.88/6.86 Ultimate: 14.88/6.86 GTK+ Version Check 14.88/6.86 EOF