+ let s = Naive.stats () in
+ Run.(
+ Logger.msg `STATS
+ "@[tree size: %d@\ntraversals: %d@\ntransition fetch cache hit ratio: %f@\ntransition eval cache hit ratio: %f@]"
+ s.tree_size s.run
+ (float s.fetch_trans_cache_hit /. float s.fetch_trans_cache_access)
+ (float s.eval_trans_cache_hit /. float s.eval_trans_cache_access));