16.59/7.53 YES 16.59/7.53 16.59/7.53 Ultimate: Cannot open display: 16.59/7.53 This is Ultimate 0.1.24-8dc7c08-m 16.59/7.53 [2019-03-29 02:09:15,219 INFO L170 SettingsManager]: Resetting all preferences to default values... 16.59/7.53 [2019-03-29 02:09:15,222 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 16.59/7.53 [2019-03-29 02:09:15,233 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 16.59/7.53 [2019-03-29 02:09:15,233 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 16.59/7.53 [2019-03-29 02:09:15,234 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 16.59/7.53 [2019-03-29 02:09:15,236 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 16.59/7.53 [2019-03-29 02:09:15,237 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 16.59/7.53 [2019-03-29 02:09:15,239 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 16.59/7.53 [2019-03-29 02:09:15,240 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 16.59/7.53 [2019-03-29 02:09:15,241 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 16.59/7.53 [2019-03-29 02:09:15,241 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 16.59/7.53 [2019-03-29 02:09:15,242 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 16.59/7.53 [2019-03-29 02:09:15,243 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 16.59/7.53 [2019-03-29 02:09:15,244 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 16.59/7.53 [2019-03-29 02:09:15,244 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 16.59/7.53 [2019-03-29 02:09:15,245 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 16.59/7.53 [2019-03-29 02:09:15,247 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 16.59/7.53 [2019-03-29 02:09:15,249 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 16.59/7.53 [2019-03-29 02:09:15,250 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 16.59/7.53 [2019-03-29 02:09:15,251 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 16.59/7.53 [2019-03-29 02:09:15,253 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 16.59/7.53 [2019-03-29 02:09:15,255 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 16.59/7.53 [2019-03-29 02:09:15,255 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 16.59/7.53 [2019-03-29 02:09:15,255 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 16.59/7.53 [2019-03-29 02:09:15,256 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 16.59/7.53 [2019-03-29 02:09:15,256 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 16.59/7.53 [2019-03-29 02:09:15,257 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 16.59/7.53 [2019-03-29 02:09:15,258 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 16.59/7.53 [2019-03-29 02:09:15,258 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 16.59/7.53 [2019-03-29 02:09:15,259 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 16.59/7.53 [2019-03-29 02:09:15,260 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 16.59/7.53 [2019-03-29 02:09:15,261 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 16.59/7.53 [2019-03-29 02:09:15,261 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 16.59/7.53 [2019-03-29 02:09:15,261 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 16.59/7.53 [2019-03-29 02:09:15,262 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 16.59/7.53 [2019-03-29 02:09:15,262 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 16.59/7.53 [2019-03-29 02:09:15,263 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 16.59/7.53 [2019-03-29 02:09:15,263 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 16.59/7.53 [2019-03-29 02:09:15,264 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf 16.59/7.53 [2019-03-29 02:09:15,278 INFO L110 SettingsManager]: Loading preferences was successful 16.59/7.53 [2019-03-29 02:09:15,279 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 16.59/7.53 [2019-03-29 02:09:15,280 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 16.59/7.53 [2019-03-29 02:09:15,280 INFO L133 SettingsManager]: * Rewrite not-equals=true 16.59/7.53 [2019-03-29 02:09:15,280 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 16.59/7.53 [2019-03-29 02:09:15,281 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 16.59/7.53 [2019-03-29 02:09:15,281 INFO L133 SettingsManager]: * Use SBE=true 16.59/7.53 [2019-03-29 02:09:15,281 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 16.59/7.53 [2019-03-29 02:09:15,281 INFO L133 SettingsManager]: * Use old map elimination=false 16.59/7.53 [2019-03-29 02:09:15,281 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 16.59/7.53 [2019-03-29 02:09:15,282 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 16.59/7.53 [2019-03-29 02:09:15,282 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 16.59/7.53 [2019-03-29 02:09:15,282 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 16.59/7.53 [2019-03-29 02:09:15,282 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 16.59/7.53 [2019-03-29 02:09:15,282 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:15,282 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 16.59/7.53 [2019-03-29 02:09:15,283 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 16.59/7.53 [2019-03-29 02:09:15,283 INFO L133 SettingsManager]: * Check division by zero=IGNORE 16.59/7.53 [2019-03-29 02:09:15,283 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 16.59/7.53 [2019-03-29 02:09:15,283 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 16.59/7.53 [2019-03-29 02:09:15,283 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 16.59/7.53 [2019-03-29 02:09:15,284 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 16.59/7.53 [2019-03-29 02:09:15,284 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 16.59/7.53 [2019-03-29 02:09:15,284 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 16.59/7.53 [2019-03-29 02:09:15,284 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 16.59/7.53 [2019-03-29 02:09:15,284 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 16.59/7.53 [2019-03-29 02:09:15,285 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 16.59/7.53 [2019-03-29 02:09:15,285 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 16.59/7.53 [2019-03-29 02:09:15,285 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 16.59/7.53 [2019-03-29 02:09:15,311 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 16.59/7.53 [2019-03-29 02:09:15,324 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 16.59/7.53 [2019-03-29 02:09:15,327 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 16.59/7.53 [2019-03-29 02:09:15,329 INFO L271 PluginConnector]: Initializing CDTParser... 16.59/7.53 [2019-03-29 02:09:15,329 INFO L276 PluginConnector]: CDTParser initialized 16.59/7.53 [2019-03-29 02:09:15,330 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 16.59/7.53 [2019-03-29 02:09:15,395 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/67aebb6de1d4415e9ee8b0eaca4bc7fd/FLAGb675e6e28 16.59/7.53 [2019-03-29 02:09:15,757 INFO L307 CDTParser]: Found 1 translation units. 16.59/7.53 [2019-03-29 02:09:15,757 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c 16.59/7.53 [2019-03-29 02:09:15,764 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/67aebb6de1d4415e9ee8b0eaca4bc7fd/FLAGb675e6e28 16.59/7.53 [2019-03-29 02:09:16,164 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/67aebb6de1d4415e9ee8b0eaca4bc7fd 16.59/7.53 [2019-03-29 02:09:16,175 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 16.59/7.53 [2019-03-29 02:09:16,177 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 16.59/7.53 [2019-03-29 02:09:16,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 16.59/7.53 [2019-03-29 02:09:16,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 16.59/7.53 [2019-03-29 02:09:16,182 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 16.59/7.53 [2019-03-29 02:09:16,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e6e15fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16, skipping insertion in model container 16.59/7.53 [2019-03-29 02:09:16,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 16.59/7.53 [2019-03-29 02:09:16,211 INFO L176 MainTranslator]: Built tables and reachable declarations 16.59/7.53 [2019-03-29 02:09:16,368 INFO L206 PostProcessor]: Analyzing one entry point: main 16.59/7.53 [2019-03-29 02:09:16,373 INFO L191 MainTranslator]: Completed pre-run 16.59/7.53 [2019-03-29 02:09:16,389 INFO L206 PostProcessor]: Analyzing one entry point: main 16.59/7.53 [2019-03-29 02:09:16,404 INFO L195 MainTranslator]: Completed translation 16.59/7.53 [2019-03-29 02:09:16,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16 WrapperNode 16.59/7.53 [2019-03-29 02:09:16,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 16.59/7.53 [2019-03-29 02:09:16,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 16.59/7.53 [2019-03-29 02:09:16,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 16.59/7.53 [2019-03-29 02:09:16,406 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 16.59/7.53 [2019-03-29 02:09:16,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 16.59/7.53 [2019-03-29 02:09:16,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 16.59/7.53 [2019-03-29 02:09:16,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 16.59/7.53 [2019-03-29 02:09:16,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized 16.59/7.53 [2019-03-29 02:09:16,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 16.59/7.53 [2019-03-29 02:09:16,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 16.59/7.53 [2019-03-29 02:09:16,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... 16.59/7.53 [2019-03-29 02:09:16,523 INFO L276 PluginConnector]: RCFGBuilder initialized 16.59/7.53 [2019-03-29 02:09:16,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (1/1) ... 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 16.59/7.53 [2019-03-29 02:09:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 16.59/7.53 [2019-03-29 02:09:16,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 16.59/7.53 [2019-03-29 02:09:16,721 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 16.59/7.53 [2019-03-29 02:09:16,722 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 16.59/7.53 [2019-03-29 02:09:16,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:09:16 BoogieIcfgContainer 16.59/7.53 [2019-03-29 02:09:16,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 16.59/7.53 [2019-03-29 02:09:16,724 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 16.59/7.53 [2019-03-29 02:09:16,724 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 16.59/7.53 [2019-03-29 02:09:16,726 INFO L276 PluginConnector]: BlockEncodingV2 initialized 16.59/7.53 [2019-03-29 02:09:16,727 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:09:16" (1/1) ... 16.59/7.53 [2019-03-29 02:09:16,743 INFO L313 BlockEncoder]: Initial Icfg 8 locations, 11 edges 16.59/7.53 [2019-03-29 02:09:16,744 INFO L258 BlockEncoder]: Using Remove infeasible edges 16.59/7.53 [2019-03-29 02:09:16,745 INFO L263 BlockEncoder]: Using Maximize final states 16.59/7.53 [2019-03-29 02:09:16,746 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 16.59/7.53 [2019-03-29 02:09:16,746 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 16.59/7.53 [2019-03-29 02:09:16,748 INFO L296 BlockEncoder]: Using Remove sink states 16.59/7.53 [2019-03-29 02:09:16,749 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 16.59/7.53 [2019-03-29 02:09:16,749 INFO L179 BlockEncoder]: Using Rewrite not-equals 16.59/7.53 [2019-03-29 02:09:16,765 INFO L185 BlockEncoder]: Using Use SBE 16.59/7.53 [2019-03-29 02:09:16,780 INFO L200 BlockEncoder]: SBE split 1 edges 16.59/7.53 [2019-03-29 02:09:16,784 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 16.59/7.53 [2019-03-29 02:09:16,786 INFO L71 MaximizeFinalStates]: 0 new accepting states 16.59/7.53 [2019-03-29 02:09:16,798 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 16.59/7.53 [2019-03-29 02:09:16,800 INFO L70 RemoveSinkStates]: Removed 4 edges and 2 locations by removing sink states 16.59/7.53 [2019-03-29 02:09:16,801 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 16.59/7.53 [2019-03-29 02:09:16,801 INFO L71 MaximizeFinalStates]: 0 new accepting states 16.59/7.53 [2019-03-29 02:09:16,808 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 16.59/7.53 [2019-03-29 02:09:16,808 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 16.59/7.53 [2019-03-29 02:09:16,808 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 16.59/7.53 [2019-03-29 02:09:16,809 INFO L71 MaximizeFinalStates]: 0 new accepting states 16.59/7.53 [2019-03-29 02:09:16,809 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 16.59/7.53 [2019-03-29 02:09:16,809 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 16.59/7.53 [2019-03-29 02:09:16,809 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 4 edges 16.59/7.53 [2019-03-29 02:09:16,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:09:16 BasicIcfg 16.59/7.53 [2019-03-29 02:09:16,810 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 16.59/7.53 [2019-03-29 02:09:16,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 16.59/7.53 [2019-03-29 02:09:16,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... 16.59/7.53 [2019-03-29 02:09:16,814 INFO L276 PluginConnector]: TraceAbstraction initialized 16.59/7.53 [2019-03-29 02:09:16,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:09:16" (1/4) ... 16.59/7.53 [2019-03-29 02:09:16,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc33fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:09:16, skipping insertion in model container 16.59/7.53 [2019-03-29 02:09:16,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (2/4) ... 16.59/7.53 [2019-03-29 02:09:16,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc33fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:09:16, skipping insertion in model container 16.59/7.53 [2019-03-29 02:09:16,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:09:16" (3/4) ... 16.59/7.53 [2019-03-29 02:09:16,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc33fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:09:16, skipping insertion in model container 16.59/7.53 [2019-03-29 02:09:16,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:09:16" (4/4) ... 16.59/7.53 [2019-03-29 02:09:16,818 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 16.59/7.53 [2019-03-29 02:09:16,828 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 16.59/7.53 [2019-03-29 02:09:16,837 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 16.59/7.53 [2019-03-29 02:09:16,854 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 16.59/7.53 [2019-03-29 02:09:16,883 INFO L133 ementStrategyFactory]: Using default assertion order modulation 16.59/7.53 [2019-03-29 02:09:16,884 INFO L382 AbstractCegarLoop]: Interprodecural is true 16.59/7.53 [2019-03-29 02:09:16,884 INFO L383 AbstractCegarLoop]: Hoare is true 16.59/7.53 [2019-03-29 02:09:16,884 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 16.59/7.53 [2019-03-29 02:09:16,885 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 16.59/7.53 [2019-03-29 02:09:16,885 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 16.59/7.53 [2019-03-29 02:09:16,885 INFO L387 AbstractCegarLoop]: Difference is false 16.59/7.53 [2019-03-29 02:09:16,885 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 16.59/7.53 [2019-03-29 02:09:16,885 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 16.59/7.53 [2019-03-29 02:09:16,901 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 16.59/7.53 [2019-03-29 02:09:16,906 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 16.59/7.53 [2019-03-29 02:09:16,909 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 16.59/7.53 [2019-03-29 02:09:16,959 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 16.59/7.53 [2019-03-29 02:09:16,959 INFO L448 ceAbstractionStarter]: For program point L20(lines 20 24) no Hoare annotation was computed. 16.59/7.53 [2019-03-29 02:09:16,959 INFO L451 ceAbstractionStarter]: At program point L20-2(lines 19 25) the Hoare annotation is: true 16.59/7.53 [2019-03-29 02:09:16,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:09:16 BasicIcfg 16.59/7.53 [2019-03-29 02:09:16,968 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 16.59/7.53 [2019-03-29 02:09:16,968 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 16.59/7.53 [2019-03-29 02:09:16,969 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 16.59/7.53 [2019-03-29 02:09:16,972 INFO L276 PluginConnector]: BuchiAutomizer initialized 16.59/7.53 [2019-03-29 02:09:16,973 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 16.59/7.53 [2019-03-29 02:09:16,973 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:09:16" (1/5) ... 16.59/7.53 [2019-03-29 02:09:16,973 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@758a4e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:09:16, skipping insertion in model container 16.59/7.53 [2019-03-29 02:09:16,974 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 16.59/7.53 [2019-03-29 02:09:16,974 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:09:16" (2/5) ... 16.59/7.53 [2019-03-29 02:09:16,974 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@758a4e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:09:16, skipping insertion in model container 16.59/7.53 [2019-03-29 02:09:16,974 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 16.59/7.53 [2019-03-29 02:09:16,974 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:09:16" (3/5) ... 16.59/7.53 [2019-03-29 02:09:16,975 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@758a4e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:09:16, skipping insertion in model container 16.59/7.53 [2019-03-29 02:09:16,975 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 16.59/7.53 [2019-03-29 02:09:16,975 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:09:16" (4/5) ... 16.59/7.53 [2019-03-29 02:09:16,975 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@758a4e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:09:16, skipping insertion in model container 16.59/7.53 [2019-03-29 02:09:16,976 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 16.59/7.53 [2019-03-29 02:09:16,976 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:09:16" (5/5) ... 16.59/7.53 [2019-03-29 02:09:16,977 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 16.59/7.53 [2019-03-29 02:09:17,007 INFO L133 ementStrategyFactory]: Using default assertion order modulation 16.59/7.53 [2019-03-29 02:09:17,007 INFO L374 BuchiCegarLoop]: Interprodecural is true 16.59/7.53 [2019-03-29 02:09:17,007 INFO L375 BuchiCegarLoop]: Hoare is true 16.59/7.53 [2019-03-29 02:09:17,007 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 16.59/7.53 [2019-03-29 02:09:17,008 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 16.59/7.53 [2019-03-29 02:09:17,008 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 16.59/7.53 [2019-03-29 02:09:17,008 INFO L379 BuchiCegarLoop]: Difference is false 16.59/7.53 [2019-03-29 02:09:17,008 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 16.59/7.53 [2019-03-29 02:09:17,008 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 16.59/7.53 [2019-03-29 02:09:17,011 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 16.59/7.53 [2019-03-29 02:09:17,028 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 16.59/7.53 [2019-03-29 02:09:17,029 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 16.59/7.53 [2019-03-29 02:09:17,029 INFO L119 BuchiIsEmpty]: Starting construction of run 16.59/7.53 [2019-03-29 02:09:17,034 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 16.59/7.53 [2019-03-29 02:09:17,034 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 16.59/7.53 [2019-03-29 02:09:17,034 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 16.59/7.53 [2019-03-29 02:09:17,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 16.59/7.53 [2019-03-29 02:09:17,035 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 16.59/7.53 [2019-03-29 02:09:17,035 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 16.59/7.53 [2019-03-29 02:09:17,035 INFO L119 BuchiIsEmpty]: Starting construction of run 16.59/7.53 [2019-03-29 02:09:17,036 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 16.59/7.53 [2019-03-29 02:09:17,036 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 16.59/7.53 [2019-03-29 02:09:17,041 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [48] ULTIMATE.startENTRY-->L20-2: Formula: (and (< v_ULTIMATE.start_main_~m~0_10 v_ULTIMATE.start_main_~n~0_8) (< 0 v_ULTIMATE.start_main_~m~0_10) (= v_ULTIMATE.start_main_~n~0_8 v_ULTIMATE.start_main_~i~0_11)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_10, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~m~0, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_~i~0] 4#L20-2true 16.59/7.53 [2019-03-29 02:09:17,041 INFO L796 eck$LassoCheckResult]: Loop: 4#L20-2true [37] L20-2-->L20: Formula: (< 0 v_ULTIMATE.start_main_~i~0_10) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} AuxVars[] AssignedVars[] 5#L20true [39] L20-->L20-2: Formula: (and (< v_ULTIMATE.start_main_~i~0_2 v_ULTIMATE.start_main_~m~0_1) (= v_ULTIMATE.start_main_~i~0_1 (+ v_ULTIMATE.start_main_~i~0_2 (- 1)))) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_2, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_1} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_1} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0] 4#L20-2true 16.59/7.53 [2019-03-29 02:09:17,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:17,047 INFO L82 PathProgramCache]: Analyzing trace with hash 79, now seen corresponding path program 1 times 16.59/7.53 [2019-03-29 02:09:17,049 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 16.59/7.53 [2019-03-29 02:09:17,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 16.59/7.53 [2019-03-29 02:09:17,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:17,127 INFO L82 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times 16.59/7.53 [2019-03-29 02:09:17,127 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 16.59/7.53 [2019-03-29 02:09:17,127 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 16.59/7.53 [2019-03-29 02:09:17,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:17,137 INFO L82 PathProgramCache]: Analyzing trace with hash 77105, now seen corresponding path program 1 times 16.59/7.53 [2019-03-29 02:09:17,137 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 16.59/7.53 [2019-03-29 02:09:17,138 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 16.59/7.53 [2019-03-29 02:09:17,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 16.59/7.53 [2019-03-29 02:09:17,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 16.59/7.53 [2019-03-29 02:09:17,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. 16.59/7.53 [2019-03-29 02:09:17,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 16.59/7.53 [2019-03-29 02:09:17,238 INFO L216 LassoAnalysis]: Preferences: 16.59/7.53 [2019-03-29 02:09:17,239 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 16.59/7.53 [2019-03-29 02:09:17,239 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 16.59/7.53 [2019-03-29 02:09:17,239 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 16.59/7.53 [2019-03-29 02:09:17,240 INFO L127 ssoRankerPreferences]: Use exernal solver: true 16.59/7.53 [2019-03-29 02:09:17,240 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:17,240 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 16.59/7.53 [2019-03-29 02:09:17,240 INFO L130 ssoRankerPreferences]: Path of dumped script: 16.59/7.53 [2019-03-29 02:09:17,240 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 16.59/7.53 [2019-03-29 02:09:17,240 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 16.59/7.53 [2019-03-29 02:09:17,241 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 16.59/7.53 [2019-03-29 02:09:17,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:17,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:17,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:17,354 INFO L300 LassoAnalysis]: Preprocessing complete. 16.59/7.53 [2019-03-29 02:09:17,355 INFO L412 LassoAnalysis]: Checking for nontermination... 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:17,362 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:17,363 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:17,396 INFO L445 LassoAnalysis]: Proved nontermination for one component. 16.59/7.53 [2019-03-29 02:09:17,396 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: [] 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:17,402 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:17,402 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:17,429 INFO L445 LassoAnalysis]: Proved nontermination for one component. 16.59/7.53 [2019-03-29 02:09:17,429 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: [] 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:17,434 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:17,434 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:17,465 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:17,465 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:17,498 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 16.59/7.53 [2019-03-29 02:09:17,499 INFO L216 LassoAnalysis]: Preferences: 16.59/7.53 [2019-03-29 02:09:17,500 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 16.59/7.53 [2019-03-29 02:09:17,500 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 16.59/7.53 [2019-03-29 02:09:17,500 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 16.59/7.53 [2019-03-29 02:09:17,500 INFO L127 ssoRankerPreferences]: Use exernal solver: false 16.59/7.53 [2019-03-29 02:09:17,500 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:17,500 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 16.59/7.53 [2019-03-29 02:09:17,500 INFO L130 ssoRankerPreferences]: Path of dumped script: 16.59/7.53 [2019-03-29 02:09:17,501 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 16.59/7.53 [2019-03-29 02:09:17,501 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 16.59/7.53 [2019-03-29 02:09:17,501 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 16.59/7.53 [2019-03-29 02:09:17,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:17,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:17,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:17,590 INFO L300 LassoAnalysis]: Preprocessing complete. 16.59/7.53 [2019-03-29 02:09:17,596 INFO L497 LassoAnalysis]: Using template 'affine'. 16.59/7.53 [2019-03-29 02:09:17,598 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:17,599 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:17,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:17,600 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:17,600 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:17,605 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:17,605 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:17,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 16.59/7.53 [2019-03-29 02:09:17,612 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:17,613 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:17,613 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:17,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:17,614 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:17,616 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:17,616 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:17,624 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 16.59/7.53 [2019-03-29 02:09:17,625 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:17,626 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:17,626 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 16.59/7.53 [2019-03-29 02:09:17,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:17,627 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:17,627 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:17,628 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:17,628 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:17,634 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 16.59/7.53 [2019-03-29 02:09:17,639 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 16.59/7.53 [2019-03-29 02:09:17,640 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 16.59/7.53 [2019-03-29 02:09:17,642 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 16.59/7.53 [2019-03-29 02:09:17,642 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 16.59/7.53 [2019-03-29 02:09:17,643 INFO L518 LassoAnalysis]: Proved termination. 16.59/7.53 [2019-03-29 02:09:17,643 INFO L520 LassoAnalysis]: Termination argument consisting of: 16.59/7.53 Ranking function f(ULTIMATE.start_main_~i~0) = 1*ULTIMATE.start_main_~i~0 16.59/7.53 Supporting invariants [] 16.59/7.53 [2019-03-29 02:09:17,645 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 16.59/7.53 [2019-03-29 02:09:17,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 16.59/7.53 [2019-03-29 02:09:17,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core 16.59/7.53 [2019-03-29 02:09:17,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... 16.59/7.53 [2019-03-29 02:09:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 16.59/7.53 [2019-03-29 02:09:17,716 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core 16.59/7.53 [2019-03-29 02:09:17,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... 16.59/7.53 [2019-03-29 02:09:17,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 16.59/7.53 [2019-03-29 02:09:17,755 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 16.59/7.53 [2019-03-29 02:09:17,760 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 16.59/7.53 [2019-03-29 02:09:17,762 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. 16.59/7.53 [2019-03-29 02:09:17,814 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 7 states and 10 transitions. Complement of second has 5 states. 16.59/7.53 [2019-03-29 02:09:17,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states 16.59/7.53 [2019-03-29 02:09:17,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 16.59/7.53 [2019-03-29 02:09:17,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. 16.59/7.53 [2019-03-29 02:09:17,819 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 1 letters. Loop has 2 letters. 16.59/7.53 [2019-03-29 02:09:17,820 INFO L116 BuchiAccepts]: Finished buchiAccepts. 16.59/7.53 [2019-03-29 02:09:17,821 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 3 letters. Loop has 2 letters. 16.59/7.53 [2019-03-29 02:09:17,821 INFO L116 BuchiAccepts]: Finished buchiAccepts. 16.59/7.53 [2019-03-29 02:09:17,821 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 1 letters. Loop has 4 letters. 16.59/7.53 [2019-03-29 02:09:17,822 INFO L116 BuchiAccepts]: Finished buchiAccepts. 16.59/7.53 [2019-03-29 02:09:17,827 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7 states and 10 transitions. 16.59/7.53 [2019-03-29 02:09:17,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 16.59/7.53 [2019-03-29 02:09:17,832 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7 states to 7 states and 10 transitions. 16.59/7.53 [2019-03-29 02:09:17,833 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 16.59/7.53 [2019-03-29 02:09:17,833 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 16.59/7.53 [2019-03-29 02:09:17,834 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 10 transitions. 16.59/7.53 [2019-03-29 02:09:17,834 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 16.59/7.53 [2019-03-29 02:09:17,834 INFO L706 BuchiCegarLoop]: Abstraction has 7 states and 10 transitions. 16.59/7.53 [2019-03-29 02:09:17,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 10 transitions. 16.59/7.53 [2019-03-29 02:09:17,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. 16.59/7.53 [2019-03-29 02:09:17,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. 16.59/7.53 [2019-03-29 02:09:17,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 10 transitions. 16.59/7.53 [2019-03-29 02:09:17,863 INFO L729 BuchiCegarLoop]: Abstraction has 7 states and 10 transitions. 16.59/7.53 [2019-03-29 02:09:17,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. 16.59/7.53 [2019-03-29 02:09:17,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 16.59/7.53 [2019-03-29 02:09:17,867 INFO L87 Difference]: Start difference. First operand 7 states and 10 transitions. Second operand 3 states. 16.59/7.53 [2019-03-29 02:09:17,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. 16.59/7.53 [2019-03-29 02:09:17,879 INFO L93 Difference]: Finished difference Result 6 states and 7 transitions. 16.59/7.53 [2019-03-29 02:09:17,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 16.59/7.53 [2019-03-29 02:09:17,881 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6 states and 7 transitions. 16.59/7.53 [2019-03-29 02:09:17,882 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 16.59/7.53 [2019-03-29 02:09:17,882 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6 states to 5 states and 6 transitions. 16.59/7.53 [2019-03-29 02:09:17,882 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 16.59/7.53 [2019-03-29 02:09:17,882 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 16.59/7.53 [2019-03-29 02:09:17,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 6 transitions. 16.59/7.53 [2019-03-29 02:09:17,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 16.59/7.53 [2019-03-29 02:09:17,883 INFO L706 BuchiCegarLoop]: Abstraction has 5 states and 6 transitions. 16.59/7.53 [2019-03-29 02:09:17,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 6 transitions. 16.59/7.53 [2019-03-29 02:09:17,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. 16.59/7.53 [2019-03-29 02:09:17,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. 16.59/7.53 [2019-03-29 02:09:17,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6 transitions. 16.59/7.53 [2019-03-29 02:09:17,884 INFO L729 BuchiCegarLoop]: Abstraction has 5 states and 6 transitions. 16.59/7.53 [2019-03-29 02:09:17,885 INFO L609 BuchiCegarLoop]: Abstraction has 5 states and 6 transitions. 16.59/7.53 [2019-03-29 02:09:17,885 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 16.59/7.53 [2019-03-29 02:09:17,885 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 6 transitions. 16.59/7.53 [2019-03-29 02:09:17,885 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 16.59/7.53 [2019-03-29 02:09:17,885 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 16.59/7.53 [2019-03-29 02:09:17,886 INFO L119 BuchiIsEmpty]: Starting construction of run 16.59/7.53 [2019-03-29 02:09:17,886 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] 16.59/7.53 [2019-03-29 02:09:17,886 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 16.59/7.53 [2019-03-29 02:09:17,886 INFO L794 eck$LassoCheckResult]: Stem: 62#ULTIMATE.startENTRY [48] ULTIMATE.startENTRY-->L20-2: Formula: (and (< v_ULTIMATE.start_main_~m~0_10 v_ULTIMATE.start_main_~n~0_8) (< 0 v_ULTIMATE.start_main_~m~0_10) (= v_ULTIMATE.start_main_~n~0_8 v_ULTIMATE.start_main_~i~0_11)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_10, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~m~0, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_~i~0] 63#L20-2 [37] L20-2-->L20: Formula: (< 0 v_ULTIMATE.start_main_~i~0_10) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} AuxVars[] AssignedVars[] 66#L20 [43] L20-->L20-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_6 (+ v_ULTIMATE.start_main_~i~0_7 (* (- 1) v_ULTIMATE.start_main_~m~0_7))) (>= v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~m~0_7)) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_7} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0] 64#L20-2 16.59/7.53 [2019-03-29 02:09:17,887 INFO L796 eck$LassoCheckResult]: Loop: 64#L20-2 [37] L20-2-->L20: Formula: (< 0 v_ULTIMATE.start_main_~i~0_10) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} AuxVars[] AssignedVars[] 65#L20 [39] L20-->L20-2: Formula: (and (< v_ULTIMATE.start_main_~i~0_2 v_ULTIMATE.start_main_~m~0_1) (= v_ULTIMATE.start_main_~i~0_1 (+ v_ULTIMATE.start_main_~i~0_2 (- 1)))) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_2, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_1} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_1} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0] 64#L20-2 16.59/7.53 [2019-03-29 02:09:17,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:17,887 INFO L82 PathProgramCache]: Analyzing trace with hash 77109, now seen corresponding path program 1 times 16.59/7.53 [2019-03-29 02:09:17,887 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 16.59/7.53 [2019-03-29 02:09:17,887 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 16.59/7.53 [2019-03-29 02:09:17,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:17,900 INFO L82 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 2 times 16.59/7.53 [2019-03-29 02:09:17,900 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 16.59/7.53 [2019-03-29 02:09:17,900 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 16.59/7.53 [2019-03-29 02:09:17,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:17,908 INFO L82 PathProgramCache]: Analyzing trace with hash 74102935, now seen corresponding path program 1 times 16.59/7.53 [2019-03-29 02:09:17,909 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 16.59/7.53 [2019-03-29 02:09:17,909 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 16.59/7.53 [2019-03-29 02:09:17,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,910 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:17,935 INFO L216 LassoAnalysis]: Preferences: 16.59/7.53 [2019-03-29 02:09:17,935 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 16.59/7.53 [2019-03-29 02:09:17,935 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 16.59/7.53 [2019-03-29 02:09:17,935 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 16.59/7.53 [2019-03-29 02:09:17,935 INFO L127 ssoRankerPreferences]: Use exernal solver: true 16.59/7.53 [2019-03-29 02:09:17,936 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:17,936 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 16.59/7.53 [2019-03-29 02:09:17,936 INFO L130 ssoRankerPreferences]: Path of dumped script: 16.59/7.53 [2019-03-29 02:09:17,936 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 16.59/7.53 [2019-03-29 02:09:17,936 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 16.59/7.53 [2019-03-29 02:09:17,936 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 16.59/7.53 [2019-03-29 02:09:17,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:17,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:17,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:17,997 INFO L300 LassoAnalysis]: Preprocessing complete. 16.59/7.53 [2019-03-29 02:09:17,997 INFO L412 LassoAnalysis]: Checking for nontermination... 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,000 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,000 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:18,027 INFO L445 LassoAnalysis]: Proved nontermination for one component. 16.59/7.53 [2019-03-29 02:09:18,027 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: [] 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,032 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,032 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,062 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,062 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:18,093 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 16.59/7.53 [2019-03-29 02:09:18,095 INFO L216 LassoAnalysis]: Preferences: 16.59/7.53 [2019-03-29 02:09:18,096 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 16.59/7.53 [2019-03-29 02:09:18,096 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 16.59/7.53 [2019-03-29 02:09:18,096 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 16.59/7.53 [2019-03-29 02:09:18,096 INFO L127 ssoRankerPreferences]: Use exernal solver: false 16.59/7.53 [2019-03-29 02:09:18,096 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,096 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 16.59/7.53 [2019-03-29 02:09:18,096 INFO L130 ssoRankerPreferences]: Path of dumped script: 16.59/7.53 [2019-03-29 02:09:18,097 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 16.59/7.53 [2019-03-29 02:09:18,097 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 16.59/7.53 [2019-03-29 02:09:18,097 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 16.59/7.53 [2019-03-29 02:09:18,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,159 INFO L300 LassoAnalysis]: Preprocessing complete. 16.59/7.53 [2019-03-29 02:09:18,159 INFO L497 LassoAnalysis]: Using template 'affine'. 16.59/7.53 [2019-03-29 02:09:18,160 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:18,161 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:18,161 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:18,161 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:18,161 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:18,164 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:18,164 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:18,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 16.59/7.53 [2019-03-29 02:09:18,169 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:18,170 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:18,170 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 16.59/7.53 [2019-03-29 02:09:18,170 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:18,170 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:18,170 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:18,171 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:18,171 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:18,176 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 16.59/7.53 [2019-03-29 02:09:18,180 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 16.59/7.53 [2019-03-29 02:09:18,180 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. 16.59/7.53 [2019-03-29 02:09:18,181 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 16.59/7.53 [2019-03-29 02:09:18,181 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 16.59/7.53 [2019-03-29 02:09:18,182 INFO L518 LassoAnalysis]: Proved termination. 16.59/7.53 [2019-03-29 02:09:18,182 INFO L520 LassoAnalysis]: Termination argument consisting of: 16.59/7.53 Ranking function f(ULTIMATE.start_main_~i~0) = 1*ULTIMATE.start_main_~i~0 16.59/7.53 Supporting invariants [] 16.59/7.53 [2019-03-29 02:09:18,182 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 16.59/7.53 [2019-03-29 02:09:18,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 16.59/7.53 [2019-03-29 02:09:18,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core 16.59/7.53 [2019-03-29 02:09:18,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... 16.59/7.53 [2019-03-29 02:09:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 16.59/7.53 [2019-03-29 02:09:18,212 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core 16.59/7.53 [2019-03-29 02:09:18,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... 16.59/7.53 [2019-03-29 02:09:18,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 16.59/7.53 [2019-03-29 02:09:18,239 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 16.59/7.53 [2019-03-29 02:09:18,239 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 16.59/7.53 [2019-03-29 02:09:18,239 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 5 states and 6 transitions. cyclomatic complexity: 2 Second operand 3 states. 16.59/7.53 [2019-03-29 02:09:18,253 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 5 states and 6 transitions. cyclomatic complexity: 2. Second operand 3 states. Result 7 states and 9 transitions. Complement of second has 4 states. 16.59/7.53 [2019-03-29 02:09:18,253 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 16.59/7.53 [2019-03-29 02:09:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 16.59/7.53 [2019-03-29 02:09:18,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. 16.59/7.53 [2019-03-29 02:09:18,254 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 3 letters. Loop has 2 letters. 16.59/7.53 [2019-03-29 02:09:18,255 INFO L116 BuchiAccepts]: Finished buchiAccepts. 16.59/7.53 [2019-03-29 02:09:18,255 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 5 letters. Loop has 2 letters. 16.59/7.53 [2019-03-29 02:09:18,255 INFO L116 BuchiAccepts]: Finished buchiAccepts. 16.59/7.53 [2019-03-29 02:09:18,255 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 3 letters. Loop has 4 letters. 16.59/7.53 [2019-03-29 02:09:18,256 INFO L116 BuchiAccepts]: Finished buchiAccepts. 16.59/7.53 [2019-03-29 02:09:18,257 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7 states and 9 transitions. 16.59/7.53 [2019-03-29 02:09:18,258 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 16.59/7.53 [2019-03-29 02:09:18,258 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7 states to 7 states and 9 transitions. 16.59/7.53 [2019-03-29 02:09:18,258 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 16.59/7.53 [2019-03-29 02:09:18,259 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 16.59/7.53 [2019-03-29 02:09:18,259 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 9 transitions. 16.59/7.53 [2019-03-29 02:09:18,259 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 16.59/7.53 [2019-03-29 02:09:18,259 INFO L706 BuchiCegarLoop]: Abstraction has 7 states and 9 transitions. 16.59/7.53 [2019-03-29 02:09:18,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 9 transitions. 16.59/7.53 [2019-03-29 02:09:18,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 6. 16.59/7.53 [2019-03-29 02:09:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. 16.59/7.53 [2019-03-29 02:09:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8 transitions. 16.59/7.53 [2019-03-29 02:09:18,261 INFO L729 BuchiCegarLoop]: Abstraction has 6 states and 8 transitions. 16.59/7.53 [2019-03-29 02:09:18,261 INFO L609 BuchiCegarLoop]: Abstraction has 6 states and 8 transitions. 16.59/7.53 [2019-03-29 02:09:18,261 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 16.59/7.53 [2019-03-29 02:09:18,261 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 8 transitions. 16.59/7.53 [2019-03-29 02:09:18,262 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 16.59/7.53 [2019-03-29 02:09:18,262 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 16.59/7.53 [2019-03-29 02:09:18,262 INFO L119 BuchiIsEmpty]: Starting construction of run 16.59/7.53 [2019-03-29 02:09:18,262 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 16.59/7.53 [2019-03-29 02:09:18,262 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 16.59/7.53 [2019-03-29 02:09:18,263 INFO L794 eck$LassoCheckResult]: Stem: 110#ULTIMATE.startENTRY [48] ULTIMATE.startENTRY-->L20-2: Formula: (and (< v_ULTIMATE.start_main_~m~0_10 v_ULTIMATE.start_main_~n~0_8) (< 0 v_ULTIMATE.start_main_~m~0_10) (= v_ULTIMATE.start_main_~n~0_8 v_ULTIMATE.start_main_~i~0_11)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_10, ULTIMATE.start_main_~n~0=v_ULTIMATE.start_main_~n~0_8, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~m~0, ULTIMATE.start_main_~n~0, ULTIMATE.start_main_~i~0] 111#L20-2 [37] L20-2-->L20: Formula: (< 0 v_ULTIMATE.start_main_~i~0_10) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} AuxVars[] AssignedVars[] 112#L20 16.59/7.53 [2019-03-29 02:09:18,263 INFO L796 eck$LassoCheckResult]: Loop: 112#L20 [43] L20-->L20-2: Formula: (and (= v_ULTIMATE.start_main_~i~0_6 (+ v_ULTIMATE.start_main_~i~0_7 (* (- 1) v_ULTIMATE.start_main_~m~0_7))) (>= v_ULTIMATE.start_main_~i~0_7 v_ULTIMATE.start_main_~m~0_7)) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_7, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_7} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~m~0=v_ULTIMATE.start_main_~m~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0] 115#L20-2 [37] L20-2-->L20: Formula: (< 0 v_ULTIMATE.start_main_~i~0_10) InVars {ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} OutVars{ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_10} AuxVars[] AssignedVars[] 112#L20 16.59/7.53 [2019-03-29 02:09:18,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:18,263 INFO L82 PathProgramCache]: Analyzing trace with hash 2486, now seen corresponding path program 1 times 16.59/7.53 [2019-03-29 02:09:18,263 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 16.59/7.53 [2019-03-29 02:09:18,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 16.59/7.53 [2019-03-29 02:09:18,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:18,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:18,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:18,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:18,272 INFO L82 PathProgramCache]: Analyzing trace with hash 2331, now seen corresponding path program 1 times 16.59/7.53 [2019-03-29 02:09:18,272 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 16.59/7.53 [2019-03-29 02:09:18,272 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 16.59/7.53 [2019-03-29 02:09:18,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:18,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:18,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:18,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:18,279 INFO L82 PathProgramCache]: Analyzing trace with hash 2390416, now seen corresponding path program 2 times 16.59/7.53 [2019-03-29 02:09:18,279 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 16.59/7.53 [2019-03-29 02:09:18,279 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 16.59/7.53 [2019-03-29 02:09:18,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:18,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:18,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 16.59/7.53 [2019-03-29 02:09:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 16.59/7.53 [2019-03-29 02:09:18,332 INFO L216 LassoAnalysis]: Preferences: 16.59/7.53 [2019-03-29 02:09:18,333 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 16.59/7.53 [2019-03-29 02:09:18,333 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 16.59/7.53 [2019-03-29 02:09:18,333 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 16.59/7.53 [2019-03-29 02:09:18,333 INFO L127 ssoRankerPreferences]: Use exernal solver: true 16.59/7.53 [2019-03-29 02:09:18,333 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,333 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 16.59/7.53 [2019-03-29 02:09:18,334 INFO L130 ssoRankerPreferences]: Path of dumped script: 16.59/7.53 [2019-03-29 02:09:18,334 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso 16.59/7.53 [2019-03-29 02:09:18,334 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 16.59/7.53 [2019-03-29 02:09:18,334 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 16.59/7.53 [2019-03-29 02:09:18,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,425 INFO L300 LassoAnalysis]: Preprocessing complete. 16.59/7.53 [2019-03-29 02:09:18,425 INFO L412 LassoAnalysis]: Checking for nontermination... 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,431 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,432 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:18,436 INFO L445 LassoAnalysis]: Proved nontermination for one component. 16.59/7.53 [2019-03-29 02:09:18,436 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,479 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,479 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:18,483 INFO L445 LassoAnalysis]: Proved nontermination for one component. 16.59/7.53 [2019-03-29 02:09:18,483 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,512 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,512 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:18,543 INFO L445 LassoAnalysis]: Proved nontermination for one component. 16.59/7.53 [2019-03-29 02:09:18,543 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_5=0} Honda state: {v_rep~unnamed0~0~false_5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,548 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,548 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:18,552 INFO L445 LassoAnalysis]: Proved nontermination for one component. 16.59/7.53 [2019-03-29 02:09:18,552 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,585 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,585 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:18,613 INFO L445 LassoAnalysis]: Proved nontermination for one component. 16.59/7.53 [2019-03-29 02:09:18,614 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: [] 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,619 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,619 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 16.59/7.53 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 16.59/7.53 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,653 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 16.59/7.53 [2019-03-29 02:09:18,654 INFO L163 nArgumentSynthesizer]: Using integer mode. 16.59/7.53 [2019-03-29 02:09:18,978 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 16.59/7.53 [2019-03-29 02:09:18,981 INFO L216 LassoAnalysis]: Preferences: 16.59/7.53 [2019-03-29 02:09:18,981 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 16.59/7.53 [2019-03-29 02:09:18,981 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 16.59/7.53 [2019-03-29 02:09:18,981 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 16.59/7.53 [2019-03-29 02:09:18,981 INFO L127 ssoRankerPreferences]: Use exernal solver: false 16.59/7.53 [2019-03-29 02:09:18,982 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 16.59/7.53 [2019-03-29 02:09:18,982 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 16.59/7.53 [2019-03-29 02:09:18,982 INFO L130 ssoRankerPreferences]: Path of dumped script: 16.59/7.53 [2019-03-29 02:09:18,982 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso 16.59/7.53 [2019-03-29 02:09:18,982 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 16.59/7.53 [2019-03-29 02:09:18,983 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 16.59/7.53 [2019-03-29 02:09:18,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:18,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:19,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 16.59/7.53 [2019-03-29 02:09:19,066 INFO L300 LassoAnalysis]: Preprocessing complete. 16.59/7.53 [2019-03-29 02:09:19,067 INFO L497 LassoAnalysis]: Using template 'affine'. 16.59/7.53 [2019-03-29 02:09:19,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:19,068 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:19,068 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 16.59/7.53 [2019-03-29 02:09:19,068 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:19,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:19,069 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:19,069 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:19,069 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:19,070 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 16.59/7.53 [2019-03-29 02:09:19,070 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:19,071 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:19,071 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 16.59/7.53 [2019-03-29 02:09:19,071 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:19,071 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:19,072 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:19,072 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:19,073 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:19,073 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 16.59/7.53 [2019-03-29 02:09:19,074 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:19,074 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:19,074 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 16.59/7.53 [2019-03-29 02:09:19,075 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:19,075 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:19,075 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:19,075 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:19,075 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:19,076 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 16.59/7.53 [2019-03-29 02:09:19,076 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:19,077 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:19,077 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:19,077 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:19,077 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:19,079 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:19,079 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:19,082 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 16.59/7.53 [2019-03-29 02:09:19,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 16.59/7.53 Termination analysis: LINEAR_WITH_GUESSES 16.59/7.53 Number of strict supporting invariants: 0 16.59/7.53 Number of non-strict supporting invariants: 1 16.59/7.53 Consider only non-deceasing supporting invariants: true 16.59/7.53 Simplify termination arguments: true 16.59/7.53 Simplify supporting invariants: trueOverapproximate stem: false 16.59/7.53 [2019-03-29 02:09:19,084 INFO L339 nArgumentSynthesizer]: Template has degree 0. 16.59/7.53 [2019-03-29 02:09:19,084 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 16.59/7.53 [2019-03-29 02:09:19,084 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 16.59/7.53 [2019-03-29 02:09:19,084 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 16.59/7.53 [2019-03-29 02:09:19,086 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 16.59/7.53 [2019-03-29 02:09:19,087 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 16.59/7.53 [2019-03-29 02:09:19,115 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 16.59/7.53 [2019-03-29 02:09:19,141 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. 16.59/7.53 [2019-03-29 02:09:19,142 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 2 variables to zero. 16.59/7.53 [2019-03-29 02:09:19,143 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 16.59/7.53 [2019-03-29 02:09:19,146 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. 16.59/7.53 [2019-03-29 02:09:19,146 INFO L518 LassoAnalysis]: Proved termination. 16.59/7.53 [2019-03-29 02:09:19,146 INFO L520 LassoAnalysis]: Termination argument consisting of: 16.59/7.53 Ranking function f(ULTIMATE.start_main_~i~0) = 1*ULTIMATE.start_main_~i~0 16.59/7.53 Supporting invariants [1*ULTIMATE.start_main_~m~0 - 1 >= 0, 2*ULTIMATE.start_main_~i~0 - 1 >= 0] 16.59/7.53 [2019-03-29 02:09:19,155 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed 16.59/7.53 [2019-03-29 02:09:19,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 16.59/7.53 [2019-03-29 02:09:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 16.59/7.53 [2019-03-29 02:09:19,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 3 conjunts are in the unsatisfiable core 16.59/7.53 [2019-03-29 02:09:19,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... 16.59/7.53 [2019-03-29 02:09:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 16.59/7.53 [2019-03-29 02:09:19,205 WARN L254 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 5 conjunts are in the unsatisfiable core 16.59/7.53 [2019-03-29 02:09:19,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... 16.59/7.53 [2019-03-29 02:09:19,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 16.59/7.53 [2019-03-29 02:09:19,290 INFO L98 LoopCannibalizer]: 3 predicates before loop cannibalization 3 predicates after loop cannibalization 16.59/7.53 [2019-03-29 02:09:19,290 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates 16.59/7.53 [2019-03-29 02:09:19,290 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 6 states and 8 transitions. cyclomatic complexity: 3 Second operand 4 states. 16.59/7.53 [2019-03-29 02:09:19,331 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 6 states and 8 transitions. cyclomatic complexity: 3. Second operand 4 states. Result 12 states and 15 transitions. Complement of second has 8 states. 16.59/7.53 [2019-03-29 02:09:19,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states 16.59/7.53 [2019-03-29 02:09:19,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. 16.59/7.53 [2019-03-29 02:09:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. 16.59/7.53 [2019-03-29 02:09:19,333 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 2 letters. Loop has 2 letters. 16.59/7.53 [2019-03-29 02:09:19,333 INFO L116 BuchiAccepts]: Finished buchiAccepts. 16.59/7.53 [2019-03-29 02:09:19,333 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 4 letters. Loop has 2 letters. 16.59/7.53 [2019-03-29 02:09:19,334 INFO L116 BuchiAccepts]: Finished buchiAccepts. 16.59/7.53 [2019-03-29 02:09:19,334 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 2 letters. Loop has 4 letters. 16.59/7.53 [2019-03-29 02:09:19,334 INFO L116 BuchiAccepts]: Finished buchiAccepts. 16.59/7.53 [2019-03-29 02:09:19,335 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 15 transitions. 16.59/7.53 [2019-03-29 02:09:19,336 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 16.59/7.53 [2019-03-29 02:09:19,337 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. 16.59/7.53 [2019-03-29 02:09:19,337 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 16.59/7.53 [2019-03-29 02:09:19,337 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 16.59/7.53 [2019-03-29 02:09:19,337 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 16.59/7.53 [2019-03-29 02:09:19,337 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 16.59/7.53 [2019-03-29 02:09:19,337 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 16.59/7.53 [2019-03-29 02:09:19,337 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 16.59/7.53 [2019-03-29 02:09:19,337 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 16.59/7.53 [2019-03-29 02:09:19,338 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ 16.59/7.53 [2019-03-29 02:09:19,338 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 16.59/7.53 [2019-03-29 02:09:19,338 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 16.59/7.53 [2019-03-29 02:09:19,338 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 16.59/7.53 [2019-03-29 02:09:19,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:09:19 BasicIcfg 16.59/7.53 [2019-03-29 02:09:19,344 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 16.59/7.53 [2019-03-29 02:09:19,345 INFO L168 Benchmark]: Toolchain (without parser) took 3168.70 ms. Allocated memory was 649.6 MB in the beginning and 736.6 MB in the end (delta: 87.0 MB). Free memory was 563.5 MB in the beginning and 682.9 MB in the end (delta: -119.4 MB). There was no memory consumed. Max. memory is 50.3 GB. 16.59/7.53 [2019-03-29 02:09:19,346 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 16.59/7.53 [2019-03-29 02:09:19,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 227.19 ms. Allocated memory is still 649.6 MB. Free memory was 563.5 MB in the beginning and 553.8 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 16.59/7.53 [2019-03-29 02:09:19,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.67 ms. Allocated memory was 649.6 MB in the beginning and 650.6 MB in the end (delta: 1.0 MB). Free memory was 553.8 MB in the beginning and 617.4 MB in the end (delta: -63.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 16.59/7.53 [2019-03-29 02:09:19,348 INFO L168 Benchmark]: Boogie Preprocessor took 20.43 ms. Allocated memory is still 650.6 MB. Free memory was 617.4 MB in the beginning and 614.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 16.59/7.53 [2019-03-29 02:09:19,349 INFO L168 Benchmark]: RCFGBuilder took 200.92 ms. Allocated memory is still 650.6 MB. Free memory was 614.5 MB in the beginning and 601.1 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 16.59/7.53 [2019-03-29 02:09:19,349 INFO L168 Benchmark]: BlockEncodingV2 took 86.53 ms. Allocated memory is still 650.6 MB. Free memory was 601.1 MB in the beginning and 595.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 16.59/7.53 [2019-03-29 02:09:19,350 INFO L168 Benchmark]: TraceAbstraction took 156.96 ms. Allocated memory is still 650.6 MB. Free memory was 595.7 MB in the beginning and 587.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 16.59/7.53 [2019-03-29 02:09:19,350 INFO L168 Benchmark]: BuchiAutomizer took 2375.84 ms. Allocated memory was 650.6 MB in the beginning and 736.6 MB in the end (delta: 86.0 MB). Free memory was 587.0 MB in the beginning and 682.9 MB in the end (delta: -95.9 MB). There was no memory consumed. Max. memory is 50.3 GB. 16.59/7.53 [2019-03-29 02:09:19,354 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 16.59/7.53 --- Results --- 16.59/7.53 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 16.59/7.53 - StatisticsResult: Initial Icfg 16.59/7.53 8 locations, 11 edges 16.59/7.53 - StatisticsResult: Encoded RCFG 16.59/7.53 3 locations, 4 edges 16.59/7.53 * Results from de.uni_freiburg.informatik.ultimate.core: 16.59/7.53 - StatisticsResult: Toolchain Benchmarks 16.59/7.53 Benchmark results are: 16.59/7.53 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 16.59/7.53 * CACSL2BoogieTranslator took 227.19 ms. Allocated memory is still 649.6 MB. Free memory was 563.5 MB in the beginning and 553.8 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 50.3 GB. 16.59/7.53 * Boogie Procedure Inliner took 95.67 ms. Allocated memory was 649.6 MB in the beginning and 650.6 MB in the end (delta: 1.0 MB). Free memory was 553.8 MB in the beginning and 617.4 MB in the end (delta: -63.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 50.3 GB. 16.59/7.53 * Boogie Preprocessor took 20.43 ms. Allocated memory is still 650.6 MB. Free memory was 617.4 MB in the beginning and 614.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 16.59/7.53 * RCFGBuilder took 200.92 ms. Allocated memory is still 650.6 MB. Free memory was 614.5 MB in the beginning and 601.1 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 16.59/7.53 * BlockEncodingV2 took 86.53 ms. Allocated memory is still 650.6 MB. Free memory was 601.1 MB in the beginning and 595.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 16.59/7.53 * TraceAbstraction took 156.96 ms. Allocated memory is still 650.6 MB. Free memory was 595.7 MB in the beginning and 587.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 50.3 GB. 16.59/7.53 * BuchiAutomizer took 2375.84 ms. Allocated memory was 650.6 MB in the beginning and 736.6 MB in the end (delta: 86.0 MB). Free memory was 587.0 MB in the beginning and 682.9 MB in the end (delta: -95.9 MB). There was no memory consumed. Max. memory is 50.3 GB. 16.59/7.53 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 16.59/7.53 - AllSpecificationsHoldResult: All specifications hold 16.59/7.53 We were not able to verify any specifiation because the program does not contain any specification. 16.59/7.53 - InvariantResult [Line: 19]: Loop Invariant 16.59/7.53 Derived loop invariant: 1 16.59/7.53 - StatisticsResult: Ultimate Automizer benchmark data 16.59/7.53 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 16.59/7.53 - StatisticsResult: Constructed decomposition of program 16.59/7.53 Your program was decomposed into 4 terminating modules (1 trivial, 0 deterministic, 3 nondeterministic). One nondeterministic module has affine ranking function i and consists of 4 locations. One nondeterministic module has affine ranking function i and consists of 3 locations. One nondeterministic module has affine ranking function i and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. 16.59/7.53 - StatisticsResult: Timing statistics 16.59/7.53 BüchiAutomizer plugin needed 2.3s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 6 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 10 SDtfs, 21 SDslu, 0 SDs, 0 SdLazy, 33 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT1 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax180 hnf97 lsp55 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq148 hnf94 smp100 dnf100 smp100 tf107 neg100 sie120 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 15ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s 16.59/7.53 - TerminationAnalysisResult: Termination proven 16.59/7.53 Buchi Automizer proved that your program is terminating 16.59/7.53 RESULT: Ultimate proved your program to be correct! 16.59/7.53 !SESSION 2019-03-29 02:09:12.895 ----------------------------------------------- 16.59/7.53 eclipse.buildId=unknown 16.59/7.53 java.version=1.8.0_181 16.59/7.53 java.vendor=Oracle Corporation 16.59/7.53 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 16.59/7.53 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c 16.59/7.53 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 16.59/7.53 16.59/7.53 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:09:19.586 16.59/7.53 !MESSAGE The workspace will exit with unsaved changes in this session. 16.59/7.53 Received shutdown request... 16.59/7.53 Ultimate: 16.59/7.53 GTK+ Version Check 16.59/7.53 EOF