15.16/6.80 YES 15.16/6.80 15.16/6.80 Ultimate: Cannot open display: 15.16/6.80 This is Ultimate 0.1.24-8dc7c08-m 15.16/6.80 [2019-03-28 22:47:44,955 INFO L170 SettingsManager]: Resetting all preferences to default values... 15.16/6.80 [2019-03-28 22:47:44,957 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 15.16/6.80 [2019-03-28 22:47:44,968 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 15.16/6.80 [2019-03-28 22:47:44,969 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 15.16/6.80 [2019-03-28 22:47:44,970 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 15.16/6.80 [2019-03-28 22:47:44,971 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 15.16/6.80 [2019-03-28 22:47:44,972 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 15.16/6.80 [2019-03-28 22:47:44,974 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 15.16/6.80 [2019-03-28 22:47:44,975 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 15.16/6.80 [2019-03-28 22:47:44,975 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 15.16/6.80 [2019-03-28 22:47:44,976 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 15.16/6.80 [2019-03-28 22:47:44,977 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 15.16/6.80 [2019-03-28 22:47:44,977 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 15.16/6.80 [2019-03-28 22:47:44,978 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 15.16/6.80 [2019-03-28 22:47:44,979 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 15.16/6.80 [2019-03-28 22:47:44,980 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 15.16/6.80 [2019-03-28 22:47:44,982 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 15.16/6.80 [2019-03-28 22:47:44,983 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 15.16/6.80 [2019-03-28 22:47:44,985 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 15.16/6.80 [2019-03-28 22:47:44,986 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 15.16/6.80 [2019-03-28 22:47:44,987 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 15.16/6.80 [2019-03-28 22:47:44,989 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 15.16/6.80 [2019-03-28 22:47:44,989 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 15.16/6.80 [2019-03-28 22:47:44,989 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 15.16/6.80 [2019-03-28 22:47:44,990 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 15.16/6.80 [2019-03-28 22:47:44,991 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 15.16/6.80 [2019-03-28 22:47:44,991 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 15.16/6.80 [2019-03-28 22:47:44,992 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 15.16/6.80 [2019-03-28 22:47:44,992 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 15.16/6.80 [2019-03-28 22:47:44,993 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 15.16/6.80 [2019-03-28 22:47:44,994 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 15.16/6.80 [2019-03-28 22:47:44,995 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 15.16/6.80 [2019-03-28 22:47:44,995 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 15.16/6.80 [2019-03-28 22:47:44,996 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 15.16/6.80 [2019-03-28 22:47:44,996 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 15.16/6.80 [2019-03-28 22:47:44,996 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 15.16/6.80 [2019-03-28 22:47:44,997 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 15.16/6.80 [2019-03-28 22:47:44,998 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 15.16/6.80 [2019-03-28 22:47:44,998 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 15.16/6.80 [2019-03-28 22:47:45,012 INFO L110 SettingsManager]: Loading preferences was successful 15.16/6.80 [2019-03-28 22:47:45,013 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 15.16/6.80 [2019-03-28 22:47:45,014 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 15.16/6.80 [2019-03-28 22:47:45,014 INFO L133 SettingsManager]: * Rewrite not-equals=true 15.16/6.80 [2019-03-28 22:47:45,014 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 15.16/6.80 [2019-03-28 22:47:45,014 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 15.16/6.80 [2019-03-28 22:47:45,015 INFO L133 SettingsManager]: * Use SBE=true 15.16/6.80 [2019-03-28 22:47:45,015 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 15.16/6.80 [2019-03-28 22:47:45,015 INFO L133 SettingsManager]: * Use old map elimination=false 15.16/6.80 [2019-03-28 22:47:45,015 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 15.16/6.80 [2019-03-28 22:47:45,015 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 15.16/6.80 [2019-03-28 22:47:45,016 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 15.16/6.80 [2019-03-28 22:47:45,016 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 15.16/6.80 [2019-03-28 22:47:45,016 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 15.16/6.80 [2019-03-28 22:47:45,016 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:45,016 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 15.16/6.80 [2019-03-28 22:47:45,016 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 15.16/6.80 [2019-03-28 22:47:45,017 INFO L133 SettingsManager]: * Check division by zero=IGNORE 15.16/6.80 [2019-03-28 22:47:45,017 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 15.16/6.80 [2019-03-28 22:47:45,017 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 15.16/6.80 [2019-03-28 22:47:45,017 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 15.16/6.80 [2019-03-28 22:47:45,018 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 15.16/6.80 [2019-03-28 22:47:45,018 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 15.16/6.80 [2019-03-28 22:47:45,018 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 15.16/6.80 [2019-03-28 22:47:45,018 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.16/6.80 [2019-03-28 22:47:45,018 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 15.16/6.80 [2019-03-28 22:47:45,018 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 15.16/6.80 [2019-03-28 22:47:45,019 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 15.16/6.80 [2019-03-28 22:47:45,019 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 15.16/6.80 [2019-03-28 22:47:45,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 15.16/6.80 [2019-03-28 22:47:45,058 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 15.16/6.80 [2019-03-28 22:47:45,061 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 15.16/6.80 [2019-03-28 22:47:45,063 INFO L271 PluginConnector]: Initializing CDTParser... 15.16/6.80 [2019-03-28 22:47:45,063 INFO L276 PluginConnector]: CDTParser initialized 15.16/6.80 [2019-03-28 22:47:45,064 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 15.16/6.80 [2019-03-28 22:47:45,167 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/914ac1ebabb042a585cd2c7396929de2/FLAGce2a8cac4 15.16/6.80 [2019-03-28 22:47:45,504 INFO L307 CDTParser]: Found 1 translation units. 15.16/6.80 [2019-03-28 22:47:45,505 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 15.16/6.80 [2019-03-28 22:47:45,512 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/914ac1ebabb042a585cd2c7396929de2/FLAGce2a8cac4 15.16/6.80 [2019-03-28 22:47:45,917 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/914ac1ebabb042a585cd2c7396929de2 15.16/6.80 [2019-03-28 22:47:45,929 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 15.16/6.80 [2019-03-28 22:47:45,931 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 15.16/6.80 [2019-03-28 22:47:45,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 15.16/6.80 [2019-03-28 22:47:45,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 15.16/6.80 [2019-03-28 22:47:45,936 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 15.16/6.80 [2019-03-28 22:47:45,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:47:45" (1/1) ... 15.16/6.80 [2019-03-28 22:47:45,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16783fe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:45, skipping insertion in model container 15.16/6.80 [2019-03-28 22:47:45,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:47:45" (1/1) ... 15.16/6.80 [2019-03-28 22:47:45,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 15.16/6.80 [2019-03-28 22:47:45,965 INFO L176 MainTranslator]: Built tables and reachable declarations 15.16/6.80 [2019-03-28 22:47:46,121 INFO L206 PostProcessor]: Analyzing one entry point: main 15.16/6.80 [2019-03-28 22:47:46,125 INFO L191 MainTranslator]: Completed pre-run 15.16/6.80 [2019-03-28 22:47:46,141 INFO L206 PostProcessor]: Analyzing one entry point: main 15.16/6.80 [2019-03-28 22:47:46,156 INFO L195 MainTranslator]: Completed translation 15.16/6.80 [2019-03-28 22:47:46,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46 WrapperNode 15.16/6.80 [2019-03-28 22:47:46,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 15.16/6.80 [2019-03-28 22:47:46,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 15.16/6.80 [2019-03-28 22:47:46,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 15.16/6.80 [2019-03-28 22:47:46,158 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 15.16/6.80 [2019-03-28 22:47:46,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 15.16/6.80 [2019-03-28 22:47:46,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 15.16/6.80 [2019-03-28 22:47:46,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 15.16/6.80 [2019-03-28 22:47:46,247 INFO L276 PluginConnector]: Boogie Preprocessor initialized 15.16/6.80 [2019-03-28 22:47:46,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 15.16/6.80 [2019-03-28 22:47:46,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 15.16/6.80 [2019-03-28 22:47:46,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... 15.16/6.80 [2019-03-28 22:47:46,266 INFO L276 PluginConnector]: RCFGBuilder initialized 15.16/6.80 [2019-03-28 22:47:46,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (1/1) ... 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 15.16/6.80 [2019-03-28 22:47:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 15.16/6.80 [2019-03-28 22:47:46,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 15.16/6.80 [2019-03-28 22:47:46,451 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 15.16/6.80 [2019-03-28 22:47:46,452 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 15.16/6.80 [2019-03-28 22:47:46,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:47:46 BoogieIcfgContainer 15.16/6.80 [2019-03-28 22:47:46,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 15.16/6.80 [2019-03-28 22:47:46,454 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 15.16/6.80 [2019-03-28 22:47:46,454 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 15.16/6.80 [2019-03-28 22:47:46,456 INFO L276 PluginConnector]: BlockEncodingV2 initialized 15.16/6.80 [2019-03-28 22:47:46,457 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:47:46" (1/1) ... 15.16/6.80 [2019-03-28 22:47:46,471 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 15.16/6.80 [2019-03-28 22:47:46,473 INFO L258 BlockEncoder]: Using Remove infeasible edges 15.16/6.80 [2019-03-28 22:47:46,474 INFO L263 BlockEncoder]: Using Maximize final states 15.16/6.80 [2019-03-28 22:47:46,474 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 15.16/6.80 [2019-03-28 22:47:46,475 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 15.16/6.80 [2019-03-28 22:47:46,477 INFO L296 BlockEncoder]: Using Remove sink states 15.16/6.80 [2019-03-28 22:47:46,478 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 15.16/6.80 [2019-03-28 22:47:46,478 INFO L179 BlockEncoder]: Using Rewrite not-equals 15.16/6.80 [2019-03-28 22:47:46,491 INFO L185 BlockEncoder]: Using Use SBE 15.16/6.80 [2019-03-28 22:47:46,498 INFO L200 BlockEncoder]: SBE split 0 edges 15.16/6.80 [2019-03-28 22:47:46,503 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 15.16/6.80 [2019-03-28 22:47:46,505 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.16/6.80 [2019-03-28 22:47:46,514 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 15.16/6.80 [2019-03-28 22:47:46,516 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 15.16/6.80 [2019-03-28 22:47:46,517 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 15.16/6.80 [2019-03-28 22:47:46,517 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.16/6.80 [2019-03-28 22:47:46,522 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 15.16/6.80 [2019-03-28 22:47:46,522 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 15.16/6.80 [2019-03-28 22:47:46,523 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 15.16/6.80 [2019-03-28 22:47:46,523 INFO L71 MaximizeFinalStates]: 0 new accepting states 15.16/6.80 [2019-03-28 22:47:46,523 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 15.16/6.80 [2019-03-28 22:47:46,524 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 15.16/6.80 [2019-03-28 22:47:46,524 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 15.16/6.80 [2019-03-28 22:47:46,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:47:46 BasicIcfg 15.16/6.80 [2019-03-28 22:47:46,525 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 15.16/6.80 [2019-03-28 22:47:46,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 15.16/6.80 [2019-03-28 22:47:46,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... 15.16/6.80 [2019-03-28 22:47:46,529 INFO L276 PluginConnector]: TraceAbstraction initialized 15.16/6.80 [2019-03-28 22:47:46,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:47:45" (1/4) ... 15.16/6.80 [2019-03-28 22:47:46,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2299d944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:47:46, skipping insertion in model container 15.16/6.80 [2019-03-28 22:47:46,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (2/4) ... 15.16/6.80 [2019-03-28 22:47:46,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2299d944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:47:46, skipping insertion in model container 15.16/6.80 [2019-03-28 22:47:46,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:47:46" (3/4) ... 15.16/6.80 [2019-03-28 22:47:46,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2299d944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:47:46, skipping insertion in model container 15.16/6.80 [2019-03-28 22:47:46,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:47:46" (4/4) ... 15.16/6.80 [2019-03-28 22:47:46,533 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.16/6.80 [2019-03-28 22:47:46,543 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 15.16/6.80 [2019-03-28 22:47:46,550 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 15.16/6.80 [2019-03-28 22:47:46,568 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 15.16/6.80 [2019-03-28 22:47:46,596 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.16/6.80 [2019-03-28 22:47:46,597 INFO L382 AbstractCegarLoop]: Interprodecural is true 15.16/6.80 [2019-03-28 22:47:46,597 INFO L383 AbstractCegarLoop]: Hoare is true 15.16/6.80 [2019-03-28 22:47:46,597 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 15.16/6.80 [2019-03-28 22:47:46,597 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 15.16/6.80 [2019-03-28 22:47:46,598 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.16/6.80 [2019-03-28 22:47:46,598 INFO L387 AbstractCegarLoop]: Difference is false 15.16/6.80 [2019-03-28 22:47:46,598 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 15.16/6.80 [2019-03-28 22:47:46,598 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 15.16/6.80 [2019-03-28 22:47:46,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 15.16/6.80 [2019-03-28 22:47:46,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 15.16/6.80 [2019-03-28 22:47:46,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 15.16/6.80 [2019-03-28 22:47:46,669 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 20) the Hoare annotation is: true 15.16/6.80 [2019-03-28 22:47:46,669 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 15.16/6.80 [2019-03-28 22:47:46,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:47:46 BasicIcfg 15.16/6.80 [2019-03-28 22:47:46,677 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 15.16/6.80 [2019-03-28 22:47:46,678 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 15.16/6.80 [2019-03-28 22:47:46,678 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 15.16/6.80 [2019-03-28 22:47:46,681 INFO L276 PluginConnector]: BuchiAutomizer initialized 15.16/6.80 [2019-03-28 22:47:46,682 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.16/6.80 [2019-03-28 22:47:46,682 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:47:45" (1/5) ... 15.16/6.80 [2019-03-28 22:47:46,683 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b38ac48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:47:46, skipping insertion in model container 15.16/6.80 [2019-03-28 22:47:46,683 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.16/6.80 [2019-03-28 22:47:46,683 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:47:46" (2/5) ... 15.16/6.80 [2019-03-28 22:47:46,684 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b38ac48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:47:46, skipping insertion in model container 15.16/6.80 [2019-03-28 22:47:46,684 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.16/6.80 [2019-03-28 22:47:46,684 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:47:46" (3/5) ... 15.16/6.80 [2019-03-28 22:47:46,684 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b38ac48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:47:46, skipping insertion in model container 15.16/6.80 [2019-03-28 22:47:46,685 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.16/6.80 [2019-03-28 22:47:46,685 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:47:46" (4/5) ... 15.16/6.80 [2019-03-28 22:47:46,685 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b38ac48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:47:46, skipping insertion in model container 15.16/6.80 [2019-03-28 22:47:46,685 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 15.16/6.80 [2019-03-28 22:47:46,685 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:47:46" (5/5) ... 15.16/6.80 [2019-03-28 22:47:46,687 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 15.16/6.80 [2019-03-28 22:47:46,714 INFO L133 ementStrategyFactory]: Using default assertion order modulation 15.16/6.80 [2019-03-28 22:47:46,715 INFO L374 BuchiCegarLoop]: Interprodecural is true 15.16/6.80 [2019-03-28 22:47:46,715 INFO L375 BuchiCegarLoop]: Hoare is true 15.16/6.80 [2019-03-28 22:47:46,715 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 15.16/6.80 [2019-03-28 22:47:46,715 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 15.16/6.80 [2019-03-28 22:47:46,715 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 15.16/6.80 [2019-03-28 22:47:46,715 INFO L379 BuchiCegarLoop]: Difference is false 15.16/6.80 [2019-03-28 22:47:46,716 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 15.16/6.80 [2019-03-28 22:47:46,716 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 15.16/6.80 [2019-03-28 22:47:46,719 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 15.16/6.80 [2019-03-28 22:47:46,737 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.16/6.80 [2019-03-28 22:47:46,737 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.16/6.80 [2019-03-28 22:47:46,738 INFO L119 BuchiIsEmpty]: Starting construction of run 15.16/6.80 [2019-03-28 22:47:46,743 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.16/6.80 [2019-03-28 22:47:46,743 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 15.16/6.80 [2019-03-28 22:47:46,743 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 15.16/6.80 [2019-03-28 22:47:46,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 15.16/6.80 [2019-03-28 22:47:46,744 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 15.16/6.80 [2019-03-28 22:47:46,744 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 15.16/6.80 [2019-03-28 22:47:46,744 INFO L119 BuchiIsEmpty]: Starting construction of run 15.16/6.80 [2019-03-28 22:47:46,745 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 15.16/6.80 [2019-03-28 22:47:46,745 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 15.16/6.80 [2019-03-28 22:47:46,750 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [37] ULTIMATE.startENTRY-->L17-2: Formula: (<= (+ v_ULTIMATE.start_main_~x~0_11 v_ULTIMATE.start_main_~y~0_10) 0) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_10, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_11} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 3#L17-2true 15.16/6.80 [2019-03-28 22:47:46,750 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true [26] L17-2-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_8 (+ v_ULTIMATE.start_main_~y~0_9 (- 1))) (< 0 v_ULTIMATE.start_main_~x~0_10) (= v_ULTIMATE.start_main_~x~0_9 (+ (* 2 v_ULTIMATE.start_main_~x~0_10) v_ULTIMATE.start_main_~y~0_9))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 3#L17-2true 15.16/6.80 [2019-03-28 22:47:46,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.16/6.80 [2019-03-28 22:47:46,757 INFO L82 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 1 times 15.16/6.80 [2019-03-28 22:47:46,759 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.16/6.80 [2019-03-28 22:47:46,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.16/6.80 [2019-03-28 22:47:46,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.16/6.80 [2019-03-28 22:47:46,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.16/6.80 [2019-03-28 22:47:46,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.16/6.80 [2019-03-28 22:47:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.16/6.80 [2019-03-28 22:47:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.16/6.80 [2019-03-28 22:47:46,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.16/6.80 [2019-03-28 22:47:46,828 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times 15.16/6.80 [2019-03-28 22:47:46,828 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.16/6.80 [2019-03-28 22:47:46,828 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.16/6.80 [2019-03-28 22:47:46,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.16/6.80 [2019-03-28 22:47:46,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.16/6.80 [2019-03-28 22:47:46,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.16/6.80 [2019-03-28 22:47:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.16/6.80 [2019-03-28 22:47:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.16/6.80 [2019-03-28 22:47:46,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.16/6.80 [2019-03-28 22:47:46,842 INFO L82 PathProgramCache]: Analyzing trace with hash 2134, now seen corresponding path program 1 times 15.16/6.80 [2019-03-28 22:47:46,842 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 15.16/6.80 [2019-03-28 22:47:46,842 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 15.16/6.80 [2019-03-28 22:47:46,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.16/6.80 [2019-03-28 22:47:46,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 15.16/6.80 [2019-03-28 22:47:46,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 15.16/6.80 [2019-03-28 22:47:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.16/6.80 [2019-03-28 22:47:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 15.16/6.80 [2019-03-28 22:47:46,895 INFO L216 LassoAnalysis]: Preferences: 15.16/6.80 [2019-03-28 22:47:46,896 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.16/6.80 [2019-03-28 22:47:46,896 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.16/6.80 [2019-03-28 22:47:46,896 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.16/6.80 [2019-03-28 22:47:46,897 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.16/6.80 [2019-03-28 22:47:46,897 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:46,897 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.16/6.80 [2019-03-28 22:47:46,897 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.16/6.80 [2019-03-28 22:47:46,897 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 15.16/6.80 [2019-03-28 22:47:46,897 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.16/6.80 [2019-03-28 22:47:46,898 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.16/6.80 [2019-03-28 22:47:46,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:46,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:46,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,014 INFO L300 LassoAnalysis]: Preprocessing complete. 15.16/6.80 [2019-03-28 22:47:47,015 INFO L412 LassoAnalysis]: Checking for nontermination... 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,022 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.16/6.80 [2019-03-28 22:47:47,023 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,058 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.16/6.80 [2019-03-28 22:47:47,059 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.16/6.80 [2019-03-28 22:47:47,137 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.16/6.80 [2019-03-28 22:47:47,137 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=4, ULTIMATE.start_main_~x~0=11} Honda state: {ULTIMATE.start_main_~y~0=4, ULTIMATE.start_main_~x~0=11} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=13}] Lambdas: [2, 1, 2] Nus: [0, 0] 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,165 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.16/6.80 [2019-03-28 22:47:47,165 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.16/6.80 [2019-03-28 22:47:47,193 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.16/6.80 [2019-03-28 22:47:47,193 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,198 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.16/6.80 [2019-03-28 22:47:47,198 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.16/6.80 [2019-03-28 22:47:47,225 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.16/6.80 [2019-03-28 22:47:47,225 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.16/6.80 [2019-03-28 22:47:47,233 INFO L216 LassoAnalysis]: Preferences: 15.16/6.80 [2019-03-28 22:47:47,233 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.16/6.80 [2019-03-28 22:47:47,233 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.16/6.80 [2019-03-28 22:47:47,233 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.16/6.80 [2019-03-28 22:47:47,233 INFO L127 ssoRankerPreferences]: Use exernal solver: true 15.16/6.80 [2019-03-28 22:47:47,233 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,234 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.16/6.80 [2019-03-28 22:47:47,234 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.16/6.80 [2019-03-28 22:47:47,234 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 15.16/6.80 [2019-03-28 22:47:47,234 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.16/6.80 [2019-03-28 22:47:47,234 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.16/6.80 [2019-03-28 22:47:47,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,358 INFO L300 LassoAnalysis]: Preprocessing complete. 15.16/6.80 [2019-03-28 22:47:47,359 INFO L412 LassoAnalysis]: Checking for nontermination... 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,362 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.16/6.80 [2019-03-28 22:47:47,363 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.16/6.80 [2019-03-28 22:47:47,367 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.16/6.80 [2019-03-28 22:47:47,367 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: [] 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,395 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.16/6.80 [2019-03-28 22:47:47,395 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.16/6.80 [2019-03-28 22:47:47,423 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.16/6.80 [2019-03-28 22:47:47,423 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,428 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.16/6.80 [2019-03-28 22:47:47,429 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.16/6.80 [2019-03-28 22:47:47,432 INFO L445 LassoAnalysis]: Proved nontermination for one component. 15.16/6.80 [2019-03-28 22:47:47,433 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: [] 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,460 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 15.16/6.80 [2019-03-28 22:47:47,461 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.16/6.80 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 15.16/6.80 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 15.16/6.80 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,492 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 15.16/6.80 [2019-03-28 22:47:47,492 INFO L163 nArgumentSynthesizer]: Using integer mode. 15.16/6.80 [2019-03-28 22:47:47,588 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 15.16/6.80 [2019-03-28 22:47:47,591 INFO L216 LassoAnalysis]: Preferences: 15.16/6.80 [2019-03-28 22:47:47,591 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 15.16/6.80 [2019-03-28 22:47:47,591 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 15.16/6.80 [2019-03-28 22:47:47,591 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 15.16/6.80 [2019-03-28 22:47:47,591 INFO L127 ssoRankerPreferences]: Use exernal solver: false 15.16/6.80 [2019-03-28 22:47:47,591 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 15.16/6.80 [2019-03-28 22:47:47,592 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 15.16/6.80 [2019-03-28 22:47:47,592 INFO L130 ssoRankerPreferences]: Path of dumped script: 15.16/6.80 [2019-03-28 22:47:47,592 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 15.16/6.80 [2019-03-28 22:47:47,592 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 15.16/6.80 [2019-03-28 22:47:47,592 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 15.16/6.80 [2019-03-28 22:47:47,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 15.16/6.80 [2019-03-28 22:47:47,679 INFO L300 LassoAnalysis]: Preprocessing complete. 15.16/6.80 [2019-03-28 22:47:47,685 INFO L497 LassoAnalysis]: Using template 'affine'. 15.16/6.80 [2019-03-28 22:47:47,687 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,689 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,689 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,689 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,694 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,694 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,702 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,703 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,704 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,704 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.16/6.80 [2019-03-28 22:47:47,704 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,704 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,705 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,705 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,706 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,707 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,708 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,708 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.16/6.80 [2019-03-28 22:47:47,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,708 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,709 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,709 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,710 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,711 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,711 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.16/6.80 [2019-03-28 22:47:47,711 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,711 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,711 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,712 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,712 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,713 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,714 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,714 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,720 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,720 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,761 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,763 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,763 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,765 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,766 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,773 INFO L497 LassoAnalysis]: Using template '2-nested'. 15.16/6.80 [2019-03-28 22:47:47,773 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,774 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,775 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,777 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,777 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,782 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,783 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,783 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,783 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.16/6.80 [2019-03-28 22:47:47,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,784 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,785 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,785 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,785 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,786 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,786 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.16/6.80 [2019-03-28 22:47:47,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,787 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,788 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,788 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,789 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 15.16/6.80 [2019-03-28 22:47:47,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,790 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,790 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,791 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 15.16/6.80 [2019-03-28 22:47:47,792 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 15.16/6.80 Termination analysis: LINEAR_WITH_GUESSES 15.16/6.80 Number of strict supporting invariants: 0 15.16/6.80 Number of non-strict supporting invariants: 1 15.16/6.80 Consider only non-deceasing supporting invariants: true 15.16/6.80 Simplify termination arguments: true 15.16/6.80 Simplify supporting invariants: trueOverapproximate stem: false 15.16/6.80 [2019-03-28 22:47:47,792 INFO L339 nArgumentSynthesizer]: Template has degree 0. 15.16/6.80 [2019-03-28 22:47:47,792 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 15.16/6.80 [2019-03-28 22:47:47,793 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 15.16/6.80 [2019-03-28 22:47:47,793 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 15.16/6.80 [2019-03-28 22:47:47,799 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 15.16/6.80 [2019-03-28 22:47:47,799 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 15.16/6.80 [2019-03-28 22:47:47,853 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 15.16/6.80 [2019-03-28 22:47:47,913 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. 15.16/6.80 [2019-03-28 22:47:47,913 INFO L444 ModelExtractionUtils]: 8 out of 16 variables were initially zero. Simplification set additionally 2 variables to zero. 15.16/6.80 [2019-03-28 22:47:47,916 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 15.16/6.80 [2019-03-28 22:47:47,920 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 3. 15.16/6.80 [2019-03-28 22:47:47,920 INFO L518 LassoAnalysis]: Proved termination. 15.16/6.80 [2019-03-28 22:47:47,921 INFO L520 LassoAnalysis]: Termination argument consisting of: 15.16/6.80 Ranking function 2-nested ranking function: 15.16/6.80 f0 = 2*ULTIMATE.start_main_~y~0 + 3*ULTIMATE.start_main_~x~0 15.16/6.80 f1 = 2*ULTIMATE.start_main_~x~0 15.16/6.80 Supporting invariants [-1*ULTIMATE.start_main_~y~0 - 1*ULTIMATE.start_main_~x~0 >= 0] 15.16/6.80 [2019-03-28 22:47:47,927 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed 15.16/6.80 [2019-03-28 22:47:47,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 15.16/6.80 [2019-03-28 22:47:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.16/6.80 [2019-03-28 22:47:48,003 WARN L254 TraceCheckSpWp]: Trace formula consists of 3 conjuncts, 3 conjunts are in the unsatisfiable core 15.16/6.80 [2019-03-28 22:47:48,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.16/6.80 [2019-03-28 22:47:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 15.16/6.80 [2019-03-28 22:47:48,015 WARN L254 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 7 conjunts are in the unsatisfiable core 15.16/6.80 [2019-03-28 22:47:48,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... 15.16/6.80 [2019-03-28 22:47:48,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 15.16/6.80 [2019-03-28 22:47:48,060 INFO L98 LoopCannibalizer]: 3 predicates before loop cannibalization 3 predicates after loop cannibalization 15.16/6.80 [2019-03-28 22:47:48,066 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 3 loop predicates 15.16/6.80 [2019-03-28 22:47:48,067 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 15.16/6.80 [2019-03-28 22:47:48,156 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 15.16/6.80 [2019-03-28 22:47:48,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 15.16/6.80 [2019-03-28 22:47:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 15.16/6.80 [2019-03-28 22:47:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 15.16/6.80 [2019-03-28 22:47:48,161 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 15.16/6.80 [2019-03-28 22:47:48,161 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.16/6.80 [2019-03-28 22:47:48,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 15.16/6.80 [2019-03-28 22:47:48,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.16/6.80 [2019-03-28 22:47:48,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 15.16/6.80 [2019-03-28 22:47:48,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. 15.16/6.80 [2019-03-28 22:47:48,167 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 15.16/6.80 [2019-03-28 22:47:48,168 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.16/6.80 [2019-03-28 22:47:48,171 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 15.16/6.80 [2019-03-28 22:47:48,172 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 15.16/6.80 [2019-03-28 22:47:48,172 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 15.16/6.80 [2019-03-28 22:47:48,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 15.16/6.80 [2019-03-28 22:47:48,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 15.16/6.80 [2019-03-28 22:47:48,173 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.16/6.80 [2019-03-28 22:47:48,173 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.16/6.80 [2019-03-28 22:47:48,173 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 15.16/6.80 [2019-03-28 22:47:48,173 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 15.16/6.80 [2019-03-28 22:47:48,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 15.16/6.80 [2019-03-28 22:47:48,174 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 15.16/6.80 [2019-03-28 22:47:48,174 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 15.16/6.80 [2019-03-28 22:47:48,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:47:48 BasicIcfg 15.16/6.80 [2019-03-28 22:47:48,180 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 15.16/6.80 [2019-03-28 22:47:48,181 INFO L168 Benchmark]: Toolchain (without parser) took 2251.15 ms. Allocated memory was 649.6 MB in the beginning and 682.6 MB in the end (delta: 33.0 MB). Free memory was 559.6 MB in the beginning and 478.2 MB in the end (delta: 81.4 MB). Peak memory consumption was 114.4 MB. Max. memory is 50.3 GB. 15.16/6.80 [2019-03-28 22:47:48,183 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.16/6.80 [2019-03-28 22:47:48,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.08 ms. Allocated memory is still 649.6 MB. Free memory was 559.6 MB in the beginning and 549.0 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 50.3 GB. 15.16/6.80 [2019-03-28 22:47:48,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.82 ms. Allocated memory was 649.6 MB in the beginning and 682.6 MB in the end (delta: 33.0 MB). Free memory was 549.0 MB in the beginning and 648.5 MB in the end (delta: -99.6 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 15.16/6.80 [2019-03-28 22:47:48,185 INFO L168 Benchmark]: Boogie Preprocessor took 19.04 ms. Allocated memory is still 682.6 MB. Free memory is still 647.2 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.16/6.80 [2019-03-28 22:47:48,185 INFO L168 Benchmark]: RCFGBuilder took 187.62 ms. Allocated memory is still 682.6 MB. Free memory was 647.2 MB in the beginning and 634.6 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 50.3 GB. 15.16/6.80 [2019-03-28 22:47:48,186 INFO L168 Benchmark]: BlockEncodingV2 took 71.01 ms. Allocated memory is still 682.6 MB. Free memory was 634.6 MB in the beginning and 628.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. 15.16/6.80 [2019-03-28 22:47:48,186 INFO L168 Benchmark]: TraceAbstraction took 151.93 ms. Allocated memory is still 682.6 MB. Free memory was 628.2 MB in the beginning and 618.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 15.16/6.80 [2019-03-28 22:47:48,187 INFO L168 Benchmark]: BuchiAutomizer took 1502.34 ms. Allocated memory is still 682.6 MB. Free memory was 618.7 MB in the beginning and 478.2 MB in the end (delta: 140.6 MB). Peak memory consumption was 140.6 MB. Max. memory is 50.3 GB. 15.16/6.80 [2019-03-28 22:47:48,191 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 15.16/6.80 --- Results --- 15.16/6.80 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 15.16/6.80 - StatisticsResult: Initial Icfg 15.16/6.80 7 locations, 9 edges 15.16/6.80 - StatisticsResult: Encoded RCFG 15.16/6.80 2 locations, 2 edges 15.16/6.80 * Results from de.uni_freiburg.informatik.ultimate.core: 15.16/6.80 - StatisticsResult: Toolchain Benchmarks 15.16/6.80 Benchmark results are: 15.16/6.80 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.16/6.80 * CACSL2BoogieTranslator took 225.08 ms. Allocated memory is still 649.6 MB. Free memory was 559.6 MB in the beginning and 549.0 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 50.3 GB. 15.16/6.80 * Boogie Procedure Inliner took 88.82 ms. Allocated memory was 649.6 MB in the beginning and 682.6 MB in the end (delta: 33.0 MB). Free memory was 549.0 MB in the beginning and 648.5 MB in the end (delta: -99.6 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 15.16/6.80 * Boogie Preprocessor took 19.04 ms. Allocated memory is still 682.6 MB. Free memory is still 647.2 MB. There was no memory consumed. Max. memory is 50.3 GB. 15.16/6.80 * RCFGBuilder took 187.62 ms. Allocated memory is still 682.6 MB. Free memory was 647.2 MB in the beginning and 634.6 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 50.3 GB. 15.16/6.80 * BlockEncodingV2 took 71.01 ms. Allocated memory is still 682.6 MB. Free memory was 634.6 MB in the beginning and 628.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. 15.16/6.80 * TraceAbstraction took 151.93 ms. Allocated memory is still 682.6 MB. Free memory was 628.2 MB in the beginning and 618.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 15.16/6.80 * BuchiAutomizer took 1502.34 ms. Allocated memory is still 682.6 MB. Free memory was 618.7 MB in the beginning and 478.2 MB in the end (delta: 140.6 MB). Peak memory consumption was 140.6 MB. Max. memory is 50.3 GB. 15.16/6.80 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 15.16/6.80 - AllSpecificationsHoldResult: All specifications hold 15.16/6.80 We were not able to verify any specifiation because the program does not contain any specification. 15.16/6.80 - InvariantResult [Line: 17]: Loop Invariant 15.16/6.80 Derived loop invariant: 1 15.16/6.80 - StatisticsResult: Ultimate Automizer benchmark data 15.16/6.80 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 15.16/6.80 - StatisticsResult: Constructed decomposition of program 15.16/6.80 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has 2-nested ranking function (if 2 * y + 3 * x > 0 then 1 else 0), (if 2 * y + 3 * x > 0 then 2 * y + 3 * x else 2 * x) and consists of 2 locations. 15.16/6.81 - StatisticsResult: Timing statistics 15.16/6.81 BüchiAutomizer plugin needed 1.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital19 mio100 ax164 hnf100 lsp60 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq171 hnf94 smp100 dnf100 smp100 tf102 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 9ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 15.16/6.81 - TerminationAnalysisResult: Termination proven 15.16/6.81 Buchi Automizer proved that your program is terminating 15.16/6.81 RESULT: Ultimate proved your program to be correct! 15.16/6.81 !SESSION 2019-03-28 22:47:42.562 ----------------------------------------------- 15.16/6.81 eclipse.buildId=unknown 15.16/6.81 java.version=1.8.0_181 15.16/6.81 java.vendor=Oracle Corporation 15.16/6.81 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 15.16/6.81 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 15.16/6.81 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 15.16/6.81 15.16/6.81 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:47:48.428 15.16/6.81 !MESSAGE The workspace will exit with unsaved changes in this session. 15.16/6.81 Received shutdown request... 15.16/6.81 Ultimate: 15.16/6.81 GTK+ Version Check 15.16/6.81 EOF