15.87/7.48 YES 15.87/7.48 15.87/7.48 Ultimate: Cannot open display: 15.87/7.48 This is Ultimate 0.1.24-8dc7c08-m 15.87/7.48 [2019-03-28 22:33:31,227 INFO L170 SettingsManager]: Resetting all preferences to default values... 15.87/7.48 [2019-03-28 22:33:31,229 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 15.87/7.48 [2019-03-28 22:33:31,240 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 15.87/7.48 [2019-03-28 22:33:31,241 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 15.87/7.48 [2019-03-28 22:33:31,242 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 15.87/7.48 [2019-03-28 22:33:31,243 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 15.87/7.48 [2019-03-28 22:33:31,244 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 15.87/7.48 [2019-03-28 22:33:31,246 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 15.87/7.48 [2019-03-28 22:33:31,247 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 15.87/7.48 [2019-03-28 22:33:31,247 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 15.87/7.48 [2019-03-28 22:33:31,248 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 15.87/7.48 [2019-03-28 22:33:31,249 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 15.87/7.48 [2019-03-28 22:33:31,249 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 15.87/7.48 [2019-03-28 22:33:31,251 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 15.87/7.48 [2019-03-28 22:33:31,251 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 15.87/7.48 [2019-03-28 22:33:31,252 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 15.87/7.48 [2019-03-28 22:33:31,254 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 15.87/7.48 [2019-03-28 22:33:31,256 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 15.87/7.48 [2019-03-28 22:33:31,257 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 15.87/7.48 [2019-03-28 22:33:31,258 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 15.87/7.48 [2019-03-28 22:33:31,259 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 15.87/7.48 [2019-03-28 22:33:31,261 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 15.87/7.48 [2019-03-28 22:33:31,262 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 15.87/7.48 [2019-03-28 22:33:31,262 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 15.87/7.48 [2019-03-28 22:33:31,263 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 15.87/7.48 [2019-03-28 22:33:31,263 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 15.87/7.48 [2019-03-28 22:33:31,264 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 15.87/7.48 [2019-03-28 22:33:31,264 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 15.87/7.48 [2019-03-28 22:33:31,265 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 15.87/7.48 [2019-03-28 22:33:31,266 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 15.87/7.48 [2019-03-28 22:33:31,266 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 15.87/7.48 [2019-03-28 22:33:31,267 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 15.87/7.48 [2019-03-28 22:33:31,267 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 15.87/7.48 [2019-03-28 22:33:31,268 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 15.87/7.48 [2019-03-28 22:33:31,268 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 15.87/7.48 [2019-03-28 22:33:31,269 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 15.87/7.48 [2019-03-28 22:33:31,270 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 15.87/7.48 [2019-03-28 22:33:31,270 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 15.87/7.48 [2019-03-28 22:33:31,270 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf 15.87/7.48 [2019-03-28 22:33:31,285 INFO L110 SettingsManager]: Loading preferences was successful 15.87/7.48 [2019-03-28 22:33:31,285 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 15.87/7.48 [2019-03-28 22:33:31,286 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 15.87/7.48 [2019-03-28 22:33:31,287 INFO L133 SettingsManager]: * Rewrite not-equals=true 15.87/7.48 [2019-03-28 22:33:31,287 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 15.87/7.48 [2019-03-28 22:33:31,287 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 15.87/7.48 [2019-03-28 22:33:31,287 INFO L133 SettingsManager]: * Use SBE=true 15.87/7.48 [2019-03-28 22:33:31,287 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 15.87/7.48 [2019-03-28 22:33:31,288 INFO L133 SettingsManager]: * Use old map elimination=false 15.87/7.48 [2019-03-28 22:33:31,288 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 15.87/7.48 [2019-03-28 22:33:31,288 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 15.87/7.48 [2019-03-28 22:33:31,288 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 15.87/7.48 [2019-03-28 22:33:31,288 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 15.87/7.48 [2019-03-28 22:33:31,288 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 15.87/7.48 [2019-03-28 22:33:31,289 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:31,289 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 15.87/7.48 [2019-03-28 22:33:31,289 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 15.87/7.48 [2019-03-28 22:33:31,289 INFO L133 SettingsManager]: * Check division by zero=IGNORE 15.87/7.48 [2019-03-28 22:33:31,289 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 15.87/7.48 [2019-03-28 22:33:31,289 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 15.87/7.48 [2019-03-28 22:33:31,290 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 15.87/7.48 [2019-03-28 22:33:31,290 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 15.87/7.48 [2019-03-28 22:33:31,290 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 15.87/7.48 [2019-03-28 22:33:31,290 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 15.87/7.48 [2019-03-28 22:33:31,290 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.87/7.48 [2019-03-28 22:33:31,291 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 15.87/7.48 [2019-03-28 22:33:31,291 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 15.87/7.48 [2019-03-28 22:33:31,291 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 15.87/7.48 [2019-03-28 22:33:31,291 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 15.87/7.48 [2019-03-28 22:33:31,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 15.87/7.48 [2019-03-28 22:33:31,331 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 15.87/7.48 [2019-03-28 22:33:31,334 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 15.87/7.48 [2019-03-28 22:33:31,336 INFO L271 PluginConnector]: Initializing CDTParser... 15.87/7.48 [2019-03-28 22:33:31,336 INFO L276 PluginConnector]: CDTParser initialized 15.87/7.48 [2019-03-28 22:33:31,337 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 15.87/7.48 [2019-03-28 22:33:31,405 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/8223a8888bd04d0f81544d0d5a6dd635/FLAG8c4bf8978 15.87/7.48 [2019-03-28 22:33:31,751 INFO L307 CDTParser]: Found 1 translation units. 15.87/7.48 [2019-03-28 22:33:31,752 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c 15.87/7.48 [2019-03-28 22:33:31,759 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/8223a8888bd04d0f81544d0d5a6dd635/FLAG8c4bf8978 15.87/7.48 [2019-03-28 22:33:32,155 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/8223a8888bd04d0f81544d0d5a6dd635 15.87/7.48 [2019-03-28 22:33:32,166 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 15.87/7.48 [2019-03-28 22:33:32,168 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 15.87/7.48 [2019-03-28 22:33:32,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 15.87/7.48 [2019-03-28 22:33:32,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 15.87/7.48 [2019-03-28 22:33:32,173 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 15.87/7.48 [2019-03-28 22:33:32,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cbb5e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32, skipping insertion in model container 15.87/7.48 [2019-03-28 22:33:32,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 15.87/7.48 [2019-03-28 22:33:32,202 INFO L176 MainTranslator]: Built tables and reachable declarations 15.87/7.48 [2019-03-28 22:33:32,357 INFO L206 PostProcessor]: Analyzing one entry point: main 15.87/7.48 [2019-03-28 22:33:32,361 INFO L191 MainTranslator]: Completed pre-run 15.87/7.48 [2019-03-28 22:33:32,376 INFO L206 PostProcessor]: Analyzing one entry point: main 15.87/7.48 [2019-03-28 22:33:32,390 INFO L195 MainTranslator]: Completed translation 15.87/7.48 [2019-03-28 22:33:32,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32 WrapperNode 15.87/7.48 [2019-03-28 22:33:32,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 15.87/7.48 [2019-03-28 22:33:32,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 15.87/7.48 [2019-03-28 22:33:32,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 15.87/7.48 [2019-03-28 22:33:32,392 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 15.87/7.48 [2019-03-28 22:33:32,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 15.87/7.48 [2019-03-28 22:33:32,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 15.87/7.48 [2019-03-28 22:33:32,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 15.87/7.48 [2019-03-28 22:33:32,481 INFO L276 PluginConnector]: Boogie Preprocessor initialized 15.87/7.48 [2019-03-28 22:33:32,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 15.87/7.48 [2019-03-28 22:33:32,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 15.87/7.48 [2019-03-28 22:33:32,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... 15.87/7.48 [2019-03-28 22:33:32,501 INFO L276 PluginConnector]: RCFGBuilder initialized 15.87/7.48 [2019-03-28 22:33:32,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (1/1) ... 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.87/7.48 [2019-03-28 22:33:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 15.87/7.48 [2019-03-28 22:33:32,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 15.87/7.48 [2019-03-28 22:33:32,688 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 15.87/7.48 [2019-03-28 22:33:32,688 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 15.87/7.48 [2019-03-28 22:33:32,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:33:32 BoogieIcfgContainer 15.87/7.48 [2019-03-28 22:33:32,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 15.87/7.48 [2019-03-28 22:33:32,690 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 15.87/7.48 [2019-03-28 22:33:32,690 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 15.87/7.48 [2019-03-28 22:33:32,692 INFO L276 PluginConnector]: BlockEncodingV2 initialized 15.87/7.48 [2019-03-28 22:33:32,693 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:33:32" (1/1) ... 15.87/7.48 [2019-03-28 22:33:32,707 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 15.87/7.48 [2019-03-28 22:33:32,708 INFO L258 BlockEncoder]: Using Remove infeasible edges 15.87/7.48 [2019-03-28 22:33:32,709 INFO L263 BlockEncoder]: Using Maximize final states 15.87/7.48 [2019-03-28 22:33:32,710 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 15.87/7.48 [2019-03-28 22:33:32,710 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 15.87/7.48 [2019-03-28 22:33:32,712 INFO L296 BlockEncoder]: Using Remove sink states 15.87/7.48 [2019-03-28 22:33:32,713 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 15.87/7.48 [2019-03-28 22:33:32,713 INFO L179 BlockEncoder]: Using Rewrite not-equals 15.87/7.48 [2019-03-28 22:33:32,728 INFO L185 BlockEncoder]: Using Use SBE 15.87/7.48 [2019-03-28 22:33:32,741 INFO L200 BlockEncoder]: SBE split 1 edges 15.87/7.48 [2019-03-28 22:33:32,746 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 15.87/7.48 [2019-03-28 22:33:32,748 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.87/7.48 [2019-03-28 22:33:32,757 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 15.87/7.48 [2019-03-28 22:33:32,759 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 15.87/7.48 [2019-03-28 22:33:32,760 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 15.87/7.48 [2019-03-28 22:33:32,761 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.87/7.48 [2019-03-28 22:33:32,761 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 15.87/7.48 [2019-03-28 22:33:32,761 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 15.87/7.48 [2019-03-28 22:33:32,761 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 4 edges 15.87/7.48 [2019-03-28 22:33:32,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:33:32 BasicIcfg 15.87/7.48 [2019-03-28 22:33:32,762 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 15.87/7.48 [2019-03-28 22:33:32,763 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 15.87/7.48 [2019-03-28 22:33:32,763 INFO L271 PluginConnector]: Initializing TraceAbstraction... 15.87/7.48 [2019-03-28 22:33:32,766 INFO L276 PluginConnector]: TraceAbstraction initialized 15.87/7.48 [2019-03-28 22:33:32,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:33:32" (1/4) ... 15.87/7.48 [2019-03-28 22:33:32,768 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59378346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:33:32, skipping insertion in model container 15.87/7.48 [2019-03-28 22:33:32,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (2/4) ... 15.87/7.48 [2019-03-28 22:33:32,768 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59378346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:33:32, skipping insertion in model container 15.87/7.48 [2019-03-28 22:33:32,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:33:32" (3/4) ... 15.87/7.48 [2019-03-28 22:33:32,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59378346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:33:32, skipping insertion in model container 15.87/7.48 [2019-03-28 22:33:32,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:33:32" (4/4) ... 15.87/7.48 [2019-03-28 22:33:32,771 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.87/7.48 [2019-03-28 22:33:32,780 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 15.87/7.48 [2019-03-28 22:33:32,788 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 15.87/7.48 [2019-03-28 22:33:32,806 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 15.87/7.48 [2019-03-28 22:33:32,835 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.87/7.48 [2019-03-28 22:33:32,836 INFO L382 AbstractCegarLoop]: Interprodecural is true 15.87/7.48 [2019-03-28 22:33:32,836 INFO L383 AbstractCegarLoop]: Hoare is true 15.87/7.48 [2019-03-28 22:33:32,836 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 15.87/7.48 [2019-03-28 22:33:32,836 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 15.87/7.48 [2019-03-28 22:33:32,836 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.87/7.48 [2019-03-28 22:33:32,837 INFO L387 AbstractCegarLoop]: Difference is false 15.87/7.48 [2019-03-28 22:33:32,837 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 15.87/7.48 [2019-03-28 22:33:32,837 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 15.87/7.48 [2019-03-28 22:33:32,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 15.87/7.48 [2019-03-28 22:33:32,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 15.87/7.48 [2019-03-28 22:33:32,860 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 15.87/7.48 [2019-03-28 22:33:32,909 INFO L451 ceAbstractionStarter]: At program point L19-2(lines 17 23) the Hoare annotation is: true 15.87/7.48 [2019-03-28 22:33:32,909 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 15.87/7.48 [2019-03-28 22:33:32,910 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 22) no Hoare annotation was computed. 15.87/7.48 [2019-03-28 22:33:32,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:33:32 BasicIcfg 15.87/7.48 [2019-03-28 22:33:32,918 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 15.87/7.48 [2019-03-28 22:33:32,919 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 15.87/7.48 [2019-03-28 22:33:32,919 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 15.87/7.48 [2019-03-28 22:33:32,922 INFO L276 PluginConnector]: BuchiAutomizer initialized 15.87/7.48 [2019-03-28 22:33:32,923 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.87/7.48 [2019-03-28 22:33:32,924 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:33:32" (1/5) ... 15.87/7.48 [2019-03-28 22:33:32,924 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20586bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:33:32, skipping insertion in model container 15.87/7.48 [2019-03-28 22:33:32,924 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.87/7.48 [2019-03-28 22:33:32,925 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:33:32" (2/5) ... 15.87/7.48 [2019-03-28 22:33:32,925 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20586bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:33:32, skipping insertion in model container 15.87/7.48 [2019-03-28 22:33:32,925 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.87/7.48 [2019-03-28 22:33:32,925 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:33:32" (3/5) ... 15.87/7.48 [2019-03-28 22:33:32,926 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20586bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:33:32, skipping insertion in model container 15.87/7.48 [2019-03-28 22:33:32,926 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.87/7.48 [2019-03-28 22:33:32,926 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:33:32" (4/5) ... 15.87/7.48 [2019-03-28 22:33:32,926 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20586bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:33:32, skipping insertion in model container 15.87/7.48 [2019-03-28 22:33:32,926 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.87/7.48 [2019-03-28 22:33:32,927 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:33:32" (5/5) ... 15.87/7.48 [2019-03-28 22:33:32,928 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.87/7.48 [2019-03-28 22:33:32,956 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.87/7.48 [2019-03-28 22:33:32,956 INFO L374 BuchiCegarLoop]: Interprodecural is true 15.87/7.48 [2019-03-28 22:33:32,956 INFO L375 BuchiCegarLoop]: Hoare is true 15.87/7.48 [2019-03-28 22:33:32,957 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 15.87/7.48 [2019-03-28 22:33:32,957 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 15.87/7.48 [2019-03-28 22:33:32,957 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.87/7.48 [2019-03-28 22:33:32,957 INFO L379 BuchiCegarLoop]: Difference is false 15.87/7.48 [2019-03-28 22:33:32,957 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 15.87/7.48 [2019-03-28 22:33:32,957 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 15.87/7.48 [2019-03-28 22:33:32,961 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 15.87/7.48 [2019-03-28 22:33:32,979 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 15.87/7.48 [2019-03-28 22:33:32,980 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.87/7.48 [2019-03-28 22:33:32,980 INFO L119 BuchiIsEmpty]: Starting construction of run 15.87/7.48 [2019-03-28 22:33:32,985 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.87/7.48 [2019-03-28 22:33:32,985 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 15.87/7.48 [2019-03-28 22:33:32,986 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 15.87/7.48 [2019-03-28 22:33:32,986 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 15.87/7.48 [2019-03-28 22:33:32,986 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 15.87/7.48 [2019-03-28 22:33:32,987 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.87/7.48 [2019-03-28 22:33:32,987 INFO L119 BuchiIsEmpty]: Starting construction of run 15.87/7.48 [2019-03-28 22:33:32,987 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.87/7.48 [2019-03-28 22:33:32,987 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 15.87/7.48 [2019-03-28 22:33:32,992 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [25] ULTIMATE.startENTRY-->L19-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L19-2true 15.87/7.48 [2019-03-28 22:33:32,993 INFO L796 eck$LassoCheckResult]: Loop: 4#L19-2true [28] L19-2-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_5 (+ v_ULTIMATE.start_main_~y~0_6 (- 1))) (<= 0 v_ULTIMATE.start_main_~x~0_5) (<= 0 v_ULTIMATE.start_main_~y~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0] 5#L19true [34] L19-->L19-2: Formula: (>= v_ULTIMATE.start_main_~y~0_9 0) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9} AuxVars[] AssignedVars[] 4#L19-2true 15.87/7.48 [2019-03-28 22:33:32,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.48 [2019-03-28 22:33:32,999 INFO L82 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 1 times 15.87/7.48 [2019-03-28 22:33:33,001 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.87/7.48 [2019-03-28 22:33:33,002 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.87/7.48 [2019-03-28 22:33:33,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.48 [2019-03-28 22:33:33,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1863, now seen corresponding path program 1 times 15.87/7.48 [2019-03-28 22:33:33,068 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.87/7.48 [2019-03-28 22:33:33,069 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.87/7.48 [2019-03-28 22:33:33,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,071 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.48 [2019-03-28 22:33:33,085 INFO L82 PathProgramCache]: Analyzing trace with hash 54718, now seen corresponding path program 1 times 15.87/7.48 [2019-03-28 22:33:33,086 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.87/7.48 [2019-03-28 22:33:33,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.87/7.48 [2019-03-28 22:33:33,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,146 INFO L216 LassoAnalysis]: Preferences: 15.87/7.48 [2019-03-28 22:33:33,147 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.87/7.48 [2019-03-28 22:33:33,147 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.87/7.48 [2019-03-28 22:33:33,147 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.87/7.48 [2019-03-28 22:33:33,147 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.87/7.48 [2019-03-28 22:33:33,147 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,148 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.87/7.48 [2019-03-28 22:33:33,148 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.87/7.48 [2019-03-28 22:33:33,148 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 15.87/7.48 [2019-03-28 22:33:33,148 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.87/7.48 [2019-03-28 22:33:33,148 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.87/7.48 [2019-03-28 22:33:33,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,261 INFO L300 LassoAnalysis]: Preprocessing complete. 15.87/7.48 [2019-03-28 22:33:33,262 INFO L412 LassoAnalysis]: Checking for nontermination... 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,276 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.48 [2019-03-28 22:33:33,277 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.48 [2019-03-28 22:33:33,311 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.87/7.48 [2019-03-28 22:33:33,312 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,317 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.48 [2019-03-28 22:33:33,318 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.48 [2019-03-28 22:33:33,350 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.87/7.48 [2019-03-28 22:33:33,350 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,355 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.48 [2019-03-28 22:33:33,355 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,385 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.87/7.48 [2019-03-28 22:33:33,385 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.48 [2019-03-28 22:33:33,443 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 15.87/7.48 [2019-03-28 22:33:33,446 INFO L216 LassoAnalysis]: Preferences: 15.87/7.48 [2019-03-28 22:33:33,446 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.87/7.48 [2019-03-28 22:33:33,446 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.87/7.48 [2019-03-28 22:33:33,446 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.87/7.48 [2019-03-28 22:33:33,446 INFO L127 ssoRankerPreferences]: Use exernal solver: false 15.87/7.48 [2019-03-28 22:33:33,446 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,446 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.87/7.48 [2019-03-28 22:33:33,447 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.87/7.48 [2019-03-28 22:33:33,447 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 15.87/7.48 [2019-03-28 22:33:33,447 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.87/7.48 [2019-03-28 22:33:33,447 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.87/7.48 [2019-03-28 22:33:33,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,530 INFO L300 LassoAnalysis]: Preprocessing complete. 15.87/7.48 [2019-03-28 22:33:33,536 INFO L497 LassoAnalysis]: Using template 'affine'. 15.87/7.48 [2019-03-28 22:33:33,538 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.48 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.48 Number of strict supporting invariants: 0 15.87/7.48 Number of non-strict supporting invariants: 1 15.87/7.48 Consider only non-deceasing supporting invariants: true 15.87/7.48 Simplify termination arguments: true 15.87/7.48 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.48 [2019-03-28 22:33:33,539 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.48 [2019-03-28 22:33:33,540 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.48 [2019-03-28 22:33:33,540 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.48 [2019-03-28 22:33:33,540 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.48 [2019-03-28 22:33:33,545 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.87/7.48 [2019-03-28 22:33:33,546 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.87/7.48 [2019-03-28 22:33:33,555 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.87/7.48 [2019-03-28 22:33:33,555 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.48 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.48 Number of strict supporting invariants: 0 15.87/7.48 Number of non-strict supporting invariants: 1 15.87/7.48 Consider only non-deceasing supporting invariants: true 15.87/7.48 Simplify termination arguments: true 15.87/7.48 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.48 [2019-03-28 22:33:33,556 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.48 [2019-03-28 22:33:33,556 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.48 [2019-03-28 22:33:33,557 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.48 [2019-03-28 22:33:33,557 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.48 [2019-03-28 22:33:33,560 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.87/7.48 [2019-03-28 22:33:33,560 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.87/7.48 [2019-03-28 22:33:33,569 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.87/7.48 [2019-03-28 22:33:33,569 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.48 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.48 Number of strict supporting invariants: 0 15.87/7.48 Number of non-strict supporting invariants: 1 15.87/7.48 Consider only non-deceasing supporting invariants: true 15.87/7.48 Simplify termination arguments: true 15.87/7.48 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.48 [2019-03-28 22:33:33,570 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.48 [2019-03-28 22:33:33,570 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.87/7.48 [2019-03-28 22:33:33,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.48 [2019-03-28 22:33:33,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.48 [2019-03-28 22:33:33,571 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.48 [2019-03-28 22:33:33,572 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.87/7.48 [2019-03-28 22:33:33,572 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.87/7.48 [2019-03-28 22:33:33,578 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 15.87/7.48 [2019-03-28 22:33:33,583 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 15.87/7.48 [2019-03-28 22:33:33,583 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. 15.87/7.48 [2019-03-28 22:33:33,585 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 15.87/7.48 [2019-03-28 22:33:33,585 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 15.87/7.48 [2019-03-28 22:33:33,586 INFO L518 LassoAnalysis]: Proved termination. 15.87/7.48 [2019-03-28 22:33:33,586 INFO L520 LassoAnalysis]: Termination argument consisting of: 15.87/7.48 Ranking function f(ULTIMATE.start_main_~y~0) = 1*ULTIMATE.start_main_~y~0 15.87/7.48 Supporting invariants [] 15.87/7.48 [2019-03-28 22:33:33,588 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 15.87/7.48 [2019-03-28 22:33:33,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.48 [2019-03-28 22:33:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.87/7.48 [2019-03-28 22:33:33,620 WARN L254 TraceCheckSpWp]: Trace formula consists of 3 conjuncts, 2 conjunts are in the unsatisfiable core 15.87/7.48 [2019-03-28 22:33:33,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.87/7.48 [2019-03-28 22:33:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.87/7.48 [2019-03-28 22:33:33,633 WARN L254 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core 15.87/7.48 [2019-03-28 22:33:33,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.87/7.48 [2019-03-28 22:33:33,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 15.87/7.48 [2019-03-28 22:33:33,672 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 15.87/7.48 [2019-03-28 22:33:33,677 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 15.87/7.48 [2019-03-28 22:33:33,678 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. 15.87/7.48 [2019-03-28 22:33:33,706 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 8 states and 10 transitions. Complement of second has 4 states. 15.87/7.48 [2019-03-28 22:33:33,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 15.87/7.48 [2019-03-28 22:33:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 15.87/7.48 [2019-03-28 22:33:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. 15.87/7.48 [2019-03-28 22:33:33,710 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 2 letters. 15.87/7.48 [2019-03-28 22:33:33,712 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.87/7.48 [2019-03-28 22:33:33,712 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 3 letters. Loop has 2 letters. 15.87/7.48 [2019-03-28 22:33:33,712 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.87/7.48 [2019-03-28 22:33:33,712 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 1 letters. Loop has 4 letters. 15.87/7.48 [2019-03-28 22:33:33,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.87/7.48 [2019-03-28 22:33:33,718 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8 states and 10 transitions. 15.87/7.48 [2019-03-28 22:33:33,719 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 15.87/7.48 [2019-03-28 22:33:33,723 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8 states to 7 states and 9 transitions. 15.87/7.48 [2019-03-28 22:33:33,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 15.87/7.48 [2019-03-28 22:33:33,724 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 15.87/7.48 [2019-03-28 22:33:33,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 9 transitions. 15.87/7.48 [2019-03-28 22:33:33,725 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 15.87/7.48 [2019-03-28 22:33:33,725 INFO L706 BuchiCegarLoop]: Abstraction has 7 states and 9 transitions. 15.87/7.48 [2019-03-28 22:33:33,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 9 transitions. 15.87/7.48 [2019-03-28 22:33:33,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 6. 15.87/7.48 [2019-03-28 22:33:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. 15.87/7.48 [2019-03-28 22:33:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8 transitions. 15.87/7.48 [2019-03-28 22:33:33,754 INFO L729 BuchiCegarLoop]: Abstraction has 6 states and 8 transitions. 15.87/7.48 [2019-03-28 22:33:33,754 INFO L609 BuchiCegarLoop]: Abstraction has 6 states and 8 transitions. 15.87/7.48 [2019-03-28 22:33:33,754 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 15.87/7.48 [2019-03-28 22:33:33,754 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 8 transitions. 15.87/7.48 [2019-03-28 22:33:33,755 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 15.87/7.48 [2019-03-28 22:33:33,755 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.87/7.48 [2019-03-28 22:33:33,755 INFO L119 BuchiIsEmpty]: Starting construction of run 15.87/7.48 [2019-03-28 22:33:33,755 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] 15.87/7.48 [2019-03-28 22:33:33,756 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 15.87/7.48 [2019-03-28 22:33:33,756 INFO L794 eck$LassoCheckResult]: Stem: 43#ULTIMATE.startENTRY [25] ULTIMATE.startENTRY-->L19-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 44#L19-2 [28] L19-2-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_5 (+ v_ULTIMATE.start_main_~y~0_6 (- 1))) (<= 0 v_ULTIMATE.start_main_~x~0_5) (<= 0 v_ULTIMATE.start_main_~y~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0] 48#L19 [30] L19-->L19-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_7 |v_ULTIMATE.start_main_#t~nondet0_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ v_ULTIMATE.start_main_~x~0_7 (- 1))) (< v_ULTIMATE.start_main_~y~0_8 0)) InVars {ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_3|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 45#L19-2 15.87/7.48 [2019-03-28 22:33:33,756 INFO L796 eck$LassoCheckResult]: Loop: 45#L19-2 [28] L19-2-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_5 (+ v_ULTIMATE.start_main_~y~0_6 (- 1))) (<= 0 v_ULTIMATE.start_main_~x~0_5) (<= 0 v_ULTIMATE.start_main_~y~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0] 46#L19 [34] L19-->L19-2: Formula: (>= v_ULTIMATE.start_main_~y~0_9 0) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9} AuxVars[] AssignedVars[] 45#L19-2 15.87/7.48 [2019-03-28 22:33:33,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.48 [2019-03-28 22:33:33,757 INFO L82 PathProgramCache]: Analyzing trace with hash 54714, now seen corresponding path program 1 times 15.87/7.48 [2019-03-28 22:33:33,757 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.87/7.48 [2019-03-28 22:33:33,757 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.87/7.48 [2019-03-28 22:33:33,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.48 [2019-03-28 22:33:33,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1863, now seen corresponding path program 2 times 15.87/7.48 [2019-03-28 22:33:33,770 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.87/7.48 [2019-03-28 22:33:33,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.87/7.48 [2019-03-28 22:33:33,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.48 [2019-03-28 22:33:33,777 INFO L82 PathProgramCache]: Analyzing trace with hash 52581056, now seen corresponding path program 1 times 15.87/7.48 [2019-03-28 22:33:33,778 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.87/7.48 [2019-03-28 22:33:33,778 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.87/7.48 [2019-03-28 22:33:33,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,779 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.48 [2019-03-28 22:33:33,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.48 [2019-03-28 22:33:33,812 INFO L216 LassoAnalysis]: Preferences: 15.87/7.48 [2019-03-28 22:33:33,813 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.87/7.48 [2019-03-28 22:33:33,813 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.87/7.48 [2019-03-28 22:33:33,813 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.87/7.48 [2019-03-28 22:33:33,813 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.87/7.48 [2019-03-28 22:33:33,813 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,813 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.87/7.48 [2019-03-28 22:33:33,813 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.87/7.48 [2019-03-28 22:33:33,814 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 15.87/7.48 [2019-03-28 22:33:33,814 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.87/7.48 [2019-03-28 22:33:33,814 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.87/7.48 [2019-03-28 22:33:33,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:33,885 INFO L300 LassoAnalysis]: Preprocessing complete. 15.87/7.48 [2019-03-28 22:33:33,885 INFO L412 LassoAnalysis]: Checking for nontermination... 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,889 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.48 [2019-03-28 22:33:33,889 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.48 [2019-03-28 22:33:33,917 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.87/7.48 [2019-03-28 22:33:33,918 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,922 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.48 [2019-03-28 22:33:33,922 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.48 [2019-03-28 22:33:33,949 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.87/7.48 [2019-03-28 22:33:33,949 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,955 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.48 [2019-03-28 22:33:33,955 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.48 [2019-03-28 22:33:33,981 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.87/7.48 [2019-03-28 22:33:33,982 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:33,986 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.48 [2019-03-28 22:33:33,986 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.48 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.48 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.48 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:34,016 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.87/7.48 [2019-03-28 22:33:34,016 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.48 [2019-03-28 22:33:34,073 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 15.87/7.48 [2019-03-28 22:33:34,075 INFO L216 LassoAnalysis]: Preferences: 15.87/7.48 [2019-03-28 22:33:34,075 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.87/7.48 [2019-03-28 22:33:34,075 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.87/7.48 [2019-03-28 22:33:34,075 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.87/7.48 [2019-03-28 22:33:34,076 INFO L127 ssoRankerPreferences]: Use exernal solver: false 15.87/7.48 [2019-03-28 22:33:34,076 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 15.87/7.48 [2019-03-28 22:33:34,076 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.87/7.48 [2019-03-28 22:33:34,076 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.87/7.48 [2019-03-28 22:33:34,076 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 15.87/7.48 [2019-03-28 22:33:34,076 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.87/7.48 [2019-03-28 22:33:34,076 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.87/7.48 [2019-03-28 22:33:34,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:34,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:34,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:34,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.48 [2019-03-28 22:33:34,146 INFO L300 LassoAnalysis]: Preprocessing complete. 15.87/7.48 [2019-03-28 22:33:34,146 INFO L497 LassoAnalysis]: Using template 'affine'. 15.87/7.48 [2019-03-28 22:33:34,147 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.48 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.48 Number of strict supporting invariants: 0 15.87/7.48 Number of non-strict supporting invariants: 1 15.87/7.48 Consider only non-deceasing supporting invariants: true 15.87/7.48 Simplify termination arguments: true 15.87/7.48 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.48 [2019-03-28 22:33:34,148 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.48 [2019-03-28 22:33:34,148 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.48 [2019-03-28 22:33:34,148 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.48 [2019-03-28 22:33:34,148 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.48 [2019-03-28 22:33:34,150 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.87/7.48 [2019-03-28 22:33:34,151 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.87/7.48 [2019-03-28 22:33:34,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.87/7.48 [2019-03-28 22:33:34,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.48 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.48 Number of strict supporting invariants: 0 15.87/7.48 Number of non-strict supporting invariants: 1 15.87/7.48 Consider only non-deceasing supporting invariants: true 15.87/7.48 Simplify termination arguments: true 15.87/7.48 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.48 [2019-03-28 22:33:34,159 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.48 [2019-03-28 22:33:34,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.48 [2019-03-28 22:33:34,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.48 [2019-03-28 22:33:34,159 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.48 [2019-03-28 22:33:34,161 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.87/7.48 [2019-03-28 22:33:34,161 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.87/7.48 [2019-03-28 22:33:34,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.87/7.48 [2019-03-28 22:33:34,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.48 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.48 Number of strict supporting invariants: 0 15.87/7.48 Number of non-strict supporting invariants: 1 15.87/7.48 Consider only non-deceasing supporting invariants: true 15.87/7.48 Simplify termination arguments: true 15.87/7.48 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.48 [2019-03-28 22:33:34,170 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.48 [2019-03-28 22:33:34,170 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.87/7.48 [2019-03-28 22:33:34,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.48 [2019-03-28 22:33:34,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.48 [2019-03-28 22:33:34,171 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.48 [2019-03-28 22:33:34,171 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.87/7.48 [2019-03-28 22:33:34,172 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.87/7.48 [2019-03-28 22:33:34,172 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.87/7.48 [2019-03-28 22:33:34,173 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.48 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.48 Number of strict supporting invariants: 0 15.87/7.48 Number of non-strict supporting invariants: 1 15.87/7.48 Consider only non-deceasing supporting invariants: true 15.87/7.48 Simplify termination arguments: true 15.87/7.48 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.48 [2019-03-28 22:33:34,173 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.48 [2019-03-28 22:33:34,174 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.87/7.48 [2019-03-28 22:33:34,174 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.48 [2019-03-28 22:33:34,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.48 [2019-03-28 22:33:34,174 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.48 [2019-03-28 22:33:34,175 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.87/7.48 [2019-03-28 22:33:34,175 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.87/7.48 [2019-03-28 22:33:34,179 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 15.87/7.48 [2019-03-28 22:33:34,183 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 15.87/7.48 [2019-03-28 22:33:34,183 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. 15.87/7.48 [2019-03-28 22:33:34,184 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 15.87/7.48 [2019-03-28 22:33:34,184 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 15.87/7.48 [2019-03-28 22:33:34,184 INFO L518 LassoAnalysis]: Proved termination. 15.87/7.48 [2019-03-28 22:33:34,184 INFO L520 LassoAnalysis]: Termination argument consisting of: 15.87/7.48 Ranking function f(ULTIMATE.start_main_~y~0) = 1*ULTIMATE.start_main_~y~0 15.87/7.48 Supporting invariants [] 15.87/7.48 [2019-03-28 22:33:34,185 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 15.87/7.48 [2019-03-28 22:33:34,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.48 [2019-03-28 22:33:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.87/7.48 [2019-03-28 22:33:34,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core 15.87/7.48 [2019-03-28 22:33:34,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.87/7.48 [2019-03-28 22:33:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.87/7.48 [2019-03-28 22:33:34,220 WARN L254 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core 15.87/7.48 [2019-03-28 22:33:34,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.87/7.48 [2019-03-28 22:33:34,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 15.87/7.48 [2019-03-28 22:33:34,230 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 15.87/7.48 [2019-03-28 22:33:34,230 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 15.87/7.48 [2019-03-28 22:33:34,231 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 6 states and 8 transitions. cyclomatic complexity: 4 Second operand 3 states. 15.87/7.48 [2019-03-28 22:33:34,244 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 6 states and 8 transitions. cyclomatic complexity: 4. Second operand 3 states. Result 10 states and 14 transitions. Complement of second has 5 states. 15.87/7.48 [2019-03-28 22:33:34,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 15.87/7.48 [2019-03-28 22:33:34,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 15.87/7.48 [2019-03-28 22:33:34,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. 15.87/7.48 [2019-03-28 22:33:34,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 3 letters. Loop has 2 letters. 15.87/7.48 [2019-03-28 22:33:34,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.87/7.48 [2019-03-28 22:33:34,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. 15.87/7.48 [2019-03-28 22:33:34,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.87/7.48 [2019-03-28 22:33:34,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 3 letters. Loop has 4 letters. 15.87/7.48 [2019-03-28 22:33:34,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.87/7.48 [2019-03-28 22:33:34,249 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 14 transitions. 15.87/7.48 [2019-03-28 22:33:34,250 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 15.87/7.48 [2019-03-28 22:33:34,251 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 9 states and 12 transitions. 15.87/7.48 [2019-03-28 22:33:34,251 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 15.87/7.48 [2019-03-28 22:33:34,251 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 15.87/7.48 [2019-03-28 22:33:34,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. 15.87/7.48 [2019-03-28 22:33:34,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 15.87/7.48 [2019-03-28 22:33:34,251 INFO L706 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. 15.87/7.48 [2019-03-28 22:33:34,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. 15.87/7.48 [2019-03-28 22:33:34,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. 15.87/7.48 [2019-03-28 22:33:34,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. 15.87/7.48 [2019-03-28 22:33:34,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 12 transitions. 15.87/7.48 [2019-03-28 22:33:34,253 INFO L729 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. 15.87/7.48 [2019-03-28 22:33:34,253 INFO L609 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. 15.87/7.48 [2019-03-28 22:33:34,253 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 15.87/7.48 [2019-03-28 22:33:34,254 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 12 transitions. 15.87/7.49 [2019-03-28 22:33:34,254 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 15.87/7.49 [2019-03-28 22:33:34,254 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.87/7.49 [2019-03-28 22:33:34,254 INFO L119 BuchiIsEmpty]: Starting construction of run 15.87/7.49 [2019-03-28 22:33:34,255 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1] 15.87/7.49 [2019-03-28 22:33:34,255 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 15.87/7.49 [2019-03-28 22:33:34,255 INFO L794 eck$LassoCheckResult]: Stem: 95#ULTIMATE.startENTRY [25] ULTIMATE.startENTRY-->L19-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 96#L19-2 [28] L19-2-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_5 (+ v_ULTIMATE.start_main_~y~0_6 (- 1))) (<= 0 v_ULTIMATE.start_main_~x~0_5) (<= 0 v_ULTIMATE.start_main_~y~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0] 97#L19 [30] L19-->L19-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_7 |v_ULTIMATE.start_main_#t~nondet0_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ v_ULTIMATE.start_main_~x~0_7 (- 1))) (< v_ULTIMATE.start_main_~y~0_8 0)) InVars {ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_3|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 102#L19-2 [28] L19-2-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_5 (+ v_ULTIMATE.start_main_~y~0_6 (- 1))) (<= 0 v_ULTIMATE.start_main_~x~0_5) (<= 0 v_ULTIMATE.start_main_~y~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0] 103#L19 [30] L19-->L19-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_7 |v_ULTIMATE.start_main_#t~nondet0_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ v_ULTIMATE.start_main_~x~0_7 (- 1))) (< v_ULTIMATE.start_main_~y~0_8 0)) InVars {ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_3|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 101#L19-2 15.87/7.49 [2019-03-28 22:33:34,256 INFO L796 eck$LassoCheckResult]: Loop: 101#L19-2 [28] L19-2-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_5 (+ v_ULTIMATE.start_main_~y~0_6 (- 1))) (<= 0 v_ULTIMATE.start_main_~x~0_5) (<= 0 v_ULTIMATE.start_main_~y~0_6)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0] 99#L19 [30] L19-->L19-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_7 |v_ULTIMATE.start_main_#t~nondet0_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ v_ULTIMATE.start_main_~x~0_7 (- 1))) (< v_ULTIMATE.start_main_~y~0_8 0)) InVars {ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_3|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 101#L19-2 15.87/7.49 [2019-03-28 22:33:34,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.49 [2019-03-28 22:33:34,256 INFO L82 PathProgramCache]: Analyzing trace with hash 52581052, now seen corresponding path program 2 times 15.87/7.49 [2019-03-28 22:33:34,257 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.87/7.49 [2019-03-28 22:33:34,257 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.87/7.49 [2019-03-28 22:33:34,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.49 [2019-03-28 22:33:34,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.87/7.49 [2019-03-28 22:33:34,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.49 [2019-03-28 22:33:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.49 [2019-03-28 22:33:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.49 [2019-03-28 22:33:34,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.49 [2019-03-28 22:33:34,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1859, now seen corresponding path program 1 times 15.87/7.49 [2019-03-28 22:33:34,269 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.87/7.49 [2019-03-28 22:33:34,269 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.87/7.49 [2019-03-28 22:33:34,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.49 [2019-03-28 22:33:34,271 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 15.87/7.49 [2019-03-28 22:33:34,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.49 [2019-03-28 22:33:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.49 [2019-03-28 22:33:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.49 [2019-03-28 22:33:34,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.49 [2019-03-28 22:33:34,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1009215682, now seen corresponding path program 3 times 15.87/7.49 [2019-03-28 22:33:34,280 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.87/7.49 [2019-03-28 22:33:34,280 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.87/7.49 [2019-03-28 22:33:34,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.49 [2019-03-28 22:33:34,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.87/7.49 [2019-03-28 22:33:34,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.87/7.49 [2019-03-28 22:33:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.49 [2019-03-28 22:33:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.87/7.49 [2019-03-28 22:33:34,321 INFO L216 LassoAnalysis]: Preferences: 15.87/7.49 [2019-03-28 22:33:34,321 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.87/7.49 [2019-03-28 22:33:34,321 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.87/7.49 [2019-03-28 22:33:34,321 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.87/7.49 [2019-03-28 22:33:34,322 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.87/7.49 [2019-03-28 22:33:34,322 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.49 [2019-03-28 22:33:34,322 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.87/7.49 [2019-03-28 22:33:34,322 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.87/7.49 [2019-03-28 22:33:34,322 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 15.87/7.49 [2019-03-28 22:33:34,322 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.87/7.49 [2019-03-28 22:33:34,322 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.87/7.49 [2019-03-28 22:33:34,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.49 [2019-03-28 22:33:34,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.49 [2019-03-28 22:33:34,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.49 [2019-03-28 22:33:34,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.49 [2019-03-28 22:33:34,404 INFO L300 LassoAnalysis]: Preprocessing complete. 15.87/7.49 [2019-03-28 22:33:34,405 INFO L412 LassoAnalysis]: Checking for nontermination... 15.87/7.49 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.49 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.49 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.49 [2019-03-28 22:33:34,410 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.49 [2019-03-28 22:33:34,411 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.49 [2019-03-28 22:33:34,416 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.87/7.49 [2019-03-28 22:33:34,416 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0, ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0, ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.87/7.49 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.49 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.49 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.49 [2019-03-28 22:33:34,446 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.49 [2019-03-28 22:33:34,446 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.49 [2019-03-28 22:33:34,475 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.87/7.49 [2019-03-28 22:33:34,475 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.87/7.49 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.49 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.49 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.49 [2019-03-28 22:33:34,487 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.87/7.49 [2019-03-28 22:33:34,487 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.49 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 15.87/7.49 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.87/7.49 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.87/7.49 [2019-03-28 22:33:34,519 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.87/7.49 [2019-03-28 22:33:34,519 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.87/7.49 [2019-03-28 22:33:34,551 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 15.87/7.49 [2019-03-28 22:33:34,553 INFO L216 LassoAnalysis]: Preferences: 15.87/7.49 [2019-03-28 22:33:34,554 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.87/7.49 [2019-03-28 22:33:34,554 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.87/7.49 [2019-03-28 22:33:34,554 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.87/7.49 [2019-03-28 22:33:34,554 INFO L127 ssoRankerPreferences]: Use exernal solver: false 15.87/7.49 [2019-03-28 22:33:34,554 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 15.87/7.49 [2019-03-28 22:33:34,554 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.87/7.49 [2019-03-28 22:33:34,554 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.87/7.49 [2019-03-28 22:33:34,555 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 15.87/7.49 [2019-03-28 22:33:34,555 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.87/7.49 [2019-03-28 22:33:34,555 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.87/7.49 [2019-03-28 22:33:34,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.49 [2019-03-28 22:33:34,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.49 [2019-03-28 22:33:34,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.49 [2019-03-28 22:33:34,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.87/7.49 [2019-03-28 22:33:34,640 INFO L300 LassoAnalysis]: Preprocessing complete. 15.87/7.49 [2019-03-28 22:33:34,640 INFO L497 LassoAnalysis]: Using template 'affine'. 15.87/7.49 [2019-03-28 22:33:34,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.49 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.49 Number of strict supporting invariants: 0 15.87/7.49 Number of non-strict supporting invariants: 1 15.87/7.49 Consider only non-deceasing supporting invariants: true 15.87/7.49 Simplify termination arguments: true 15.87/7.49 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.49 [2019-03-28 22:33:34,641 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.49 [2019-03-28 22:33:34,642 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.87/7.49 [2019-03-28 22:33:34,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.49 [2019-03-28 22:33:34,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.49 [2019-03-28 22:33:34,642 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.49 [2019-03-28 22:33:34,643 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.87/7.49 [2019-03-28 22:33:34,643 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.87/7.49 [2019-03-28 22:33:34,645 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.87/7.49 [2019-03-28 22:33:34,646 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.49 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.49 Number of strict supporting invariants: 0 15.87/7.49 Number of non-strict supporting invariants: 1 15.87/7.49 Consider only non-deceasing supporting invariants: true 15.87/7.49 Simplify termination arguments: true 15.87/7.49 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.49 [2019-03-28 22:33:34,646 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.49 [2019-03-28 22:33:34,646 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.49 [2019-03-28 22:33:34,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.49 [2019-03-28 22:33:34,647 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.49 [2019-03-28 22:33:34,648 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.87/7.49 [2019-03-28 22:33:34,648 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.87/7.49 [2019-03-28 22:33:34,653 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.87/7.49 [2019-03-28 22:33:34,654 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.87/7.49 Termination analysis: LINEAR_WITH_GUESSES 15.87/7.49 Number of strict supporting invariants: 0 15.87/7.49 Number of non-strict supporting invariants: 1 15.87/7.49 Consider only non-deceasing supporting invariants: true 15.87/7.49 Simplify termination arguments: true 15.87/7.49 Simplify supporting invariants: trueOverapproximate stem: false 15.87/7.49 [2019-03-28 22:33:34,654 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.87/7.49 [2019-03-28 22:33:34,655 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.87/7.49 [2019-03-28 22:33:34,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.87/7.49 [2019-03-28 22:33:34,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.87/7.49 [2019-03-28 22:33:34,655 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.87/7.49 [2019-03-28 22:33:34,656 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.87/7.49 [2019-03-28 22:33:34,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.87/7.49 [2019-03-28 22:33:34,659 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 15.87/7.49 [2019-03-28 22:33:34,662 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 15.87/7.49 [2019-03-28 22:33:34,662 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 15.87/7.49 [2019-03-28 22:33:34,662 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 15.87/7.49 [2019-03-28 22:33:34,662 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 15.87/7.49 [2019-03-28 22:33:34,663 INFO L518 LassoAnalysis]: Proved termination. 15.87/7.49 [2019-03-28 22:33:34,663 INFO L520 LassoAnalysis]: Termination argument consisting of: 15.87/7.49 Ranking function f(ULTIMATE.start_main_~x~0) = 2*ULTIMATE.start_main_~x~0 + 1 15.87/7.49 Supporting invariants [] 15.87/7.49 [2019-03-28 22:33:34,663 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 15.87/7.49 [2019-03-28 22:33:34,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.87/7.49 [2019-03-28 22:33:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.87/7.49 [2019-03-28 22:33:34,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjunts are in the unsatisfiable core 15.87/7.49 [2019-03-28 22:33:34,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.87/7.49 [2019-03-28 22:33:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.87/7.49 [2019-03-28 22:33:34,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core 15.87/7.49 [2019-03-28 22:33:34,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.87/7.49 [2019-03-28 22:33:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 15.87/7.49 [2019-03-28 22:33:34,759 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 15.87/7.49 [2019-03-28 22:33:34,759 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 15.87/7.49 [2019-03-28 22:33:34,760 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 9 states and 12 transitions. cyclomatic complexity: 5 Second operand 3 states. 15.87/7.49 [2019-03-28 22:33:34,780 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 9 states and 12 transitions. cyclomatic complexity: 5. Second operand 3 states. Result 13 states and 18 transitions. Complement of second has 4 states. 15.87/7.49 [2019-03-28 22:33:34,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 15.87/7.49 [2019-03-28 22:33:34,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 15.87/7.49 [2019-03-28 22:33:34,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. 15.87/7.49 [2019-03-28 22:33:34,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 5 letters. Loop has 2 letters. 15.87/7.49 [2019-03-28 22:33:34,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.87/7.49 [2019-03-28 22:33:34,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 7 letters. Loop has 2 letters. 15.87/7.49 [2019-03-28 22:33:34,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.87/7.49 [2019-03-28 22:33:34,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 5 letters. Loop has 4 letters. 15.87/7.49 [2019-03-28 22:33:34,783 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.87/7.49 [2019-03-28 22:33:34,784 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 18 transitions. 15.87/7.49 [2019-03-28 22:33:34,785 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.87/7.49 [2019-03-28 22:33:34,785 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 0 states and 0 transitions. 15.87/7.49 [2019-03-28 22:33:34,785 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 15.87/7.49 [2019-03-28 22:33:34,785 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 15.87/7.49 [2019-03-28 22:33:34,785 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 15.87/7.49 [2019-03-28 22:33:34,785 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 15.87/7.49 [2019-03-28 22:33:34,785 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.87/7.49 [2019-03-28 22:33:34,785 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.87/7.49 [2019-03-28 22:33:34,786 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.87/7.49 [2019-03-28 22:33:34,786 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ 15.87/7.49 [2019-03-28 22:33:34,786 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 15.87/7.49 [2019-03-28 22:33:34,786 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.87/7.49 [2019-03-28 22:33:34,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 15.87/7.49 [2019-03-28 22:33:34,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:33:34 BasicIcfg 15.87/7.49 [2019-03-28 22:33:34,793 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 15.87/7.49 [2019-03-28 22:33:34,793 INFO L168 Benchmark]: Toolchain (without parser) took 2626.31 ms. Allocated memory was 649.6 MB in the beginning and 674.8 MB in the end (delta: 25.2 MB). Free memory was 560.2 MB in the beginning and 409.3 MB in the end (delta: 150.9 MB). Peak memory consumption was 176.1 MB. Max. memory is 50.3 GB. 15.87/7.49 [2019-03-28 22:33:34,795 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.87/7.49 [2019-03-28 22:33:34,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.41 ms. Allocated memory is still 649.6 MB. Free memory was 559.1 MB in the beginning and 549.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 15.87/7.49 [2019-03-28 22:33:34,796 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.89 ms. Allocated memory was 649.6 MB in the beginning and 674.8 MB in the end (delta: 25.2 MB). Free memory was 549.4 MB in the beginning and 640.5 MB in the end (delta: -91.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 15.87/7.49 [2019-03-28 22:33:34,797 INFO L168 Benchmark]: Boogie Preprocessor took 19.03 ms. Allocated memory is still 674.8 MB. Free memory was 640.5 MB in the beginning and 637.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 15.87/7.49 [2019-03-28 22:33:34,798 INFO L168 Benchmark]: RCFGBuilder took 189.37 ms. Allocated memory is still 674.8 MB. Free memory was 637.6 MB in the beginning and 625.2 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 50.3 GB. 15.87/7.49 [2019-03-28 22:33:34,798 INFO L168 Benchmark]: BlockEncodingV2 took 72.13 ms. Allocated memory is still 674.8 MB. Free memory was 625.2 MB in the beginning and 619.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 15.87/7.49 [2019-03-28 22:33:34,799 INFO L168 Benchmark]: TraceAbstraction took 155.19 ms. Allocated memory is still 674.8 MB. Free memory was 619.8 MB in the beginning and 611.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 15.87/7.49 [2019-03-28 22:33:34,799 INFO L168 Benchmark]: BuchiAutomizer took 1873.79 ms. Allocated memory is still 674.8 MB. Free memory was 611.2 MB in the beginning and 409.3 MB in the end (delta: 201.9 MB). Peak memory consumption was 201.9 MB. Max. memory is 50.3 GB. 15.87/7.49 [2019-03-28 22:33:34,804 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 15.87/7.49 --- Results --- 15.87/7.49 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 15.87/7.49 - StatisticsResult: Initial Icfg 15.87/7.49 7 locations, 9 edges 15.87/7.49 - StatisticsResult: Encoded RCFG 15.87/7.49 3 locations, 4 edges 15.87/7.49 * Results from de.uni_freiburg.informatik.ultimate.core: 15.87/7.49 - StatisticsResult: Toolchain Benchmarks 15.87/7.49 Benchmark results are: 15.87/7.49 * CDTParser took 0.20 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.87/7.49 * CACSL2BoogieTranslator took 222.41 ms. Allocated memory is still 649.6 MB. Free memory was 559.1 MB in the beginning and 549.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 15.87/7.49 * Boogie Procedure Inliner took 88.89 ms. Allocated memory was 649.6 MB in the beginning and 674.8 MB in the end (delta: 25.2 MB). Free memory was 549.4 MB in the beginning and 640.5 MB in the end (delta: -91.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 15.87/7.49 * Boogie Preprocessor took 19.03 ms. Allocated memory is still 674.8 MB. Free memory was 640.5 MB in the beginning and 637.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 15.87/7.49 * RCFGBuilder took 189.37 ms. Allocated memory is still 674.8 MB. Free memory was 637.6 MB in the beginning and 625.2 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 50.3 GB. 15.87/7.49 * BlockEncodingV2 took 72.13 ms. Allocated memory is still 674.8 MB. Free memory was 625.2 MB in the beginning and 619.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 15.87/7.49 * TraceAbstraction took 155.19 ms. Allocated memory is still 674.8 MB. Free memory was 619.8 MB in the beginning and 611.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 15.87/7.49 * BuchiAutomizer took 1873.79 ms. Allocated memory is still 674.8 MB. Free memory was 611.2 MB in the beginning and 409.3 MB in the end (delta: 201.9 MB). Peak memory consumption was 201.9 MB. Max. memory is 50.3 GB. 15.87/7.49 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 15.87/7.49 - AllSpecificationsHoldResult: All specifications hold 15.87/7.49 We were not able to verify any specifiation because the program does not contain any specification. 15.87/7.49 - InvariantResult [Line: 17]: Loop Invariant 15.87/7.49 Derived loop invariant: 1 15.87/7.49 - StatisticsResult: Ultimate Automizer benchmark data 15.87/7.49 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, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 15.87/7.49 - StatisticsResult: Constructed decomposition of program 15.87/7.49 Your program was decomposed into 3 terminating modules (0 trivial, 0 deterministic, 3 nondeterministic). One nondeterministic module has affine ranking function y and consists of 3 locations. One nondeterministic module has affine ranking function y and consists of 3 locations. One nondeterministic module has affine ranking function 2 * x + 1 and consists of 3 locations. 15.87/7.49 - StatisticsResult: Timing statistics 15.87/7.49 BüchiAutomizer plugin needed 1.8s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 1.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 9 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 17 SDslu, 1 SDs, 0 SdLazy, 27 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT3 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax182 hnf100 lsp38 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq155 hnf93 smp100 dnf100 smp100 tf113 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 17ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s 15.87/7.49 - TerminationAnalysisResult: Termination proven 15.87/7.49 Buchi Automizer proved that your program is terminating 15.87/7.49 RESULT: Ultimate proved your program to be correct! 15.87/7.49 !SESSION 2019-03-28 22:33:28.633 ----------------------------------------------- 15.87/7.49 eclipse.buildId=unknown 15.87/7.49 java.version=1.8.0_181 15.87/7.49 java.vendor=Oracle Corporation 15.87/7.49 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 15.87/7.49 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c 15.87/7.49 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 15.87/7.49 15.87/7.49 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:33:35.040 15.87/7.49 !MESSAGE The workspace will exit with unsaved changes in this session. 15.87/7.49 Received shutdown request... 15.87/7.49 Ultimate: 15.87/7.49 GTK+ Version Check 15.87/7.49 EOF