39.844 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.085 * * * [progress]: [2/2] Setting up program.
0.087 * [progress]: [Phase 2 of 3] Improving.
0.087 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
0.210 * * [simplify]: iteration  0 :  5682  enodes  (cost  9 )
0.210 * [simplify]: Simplified to:
   (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
0.211 * * [progress]: iteration 1 / 4
0.211 * * * [progress]: picking best candidate
0.216 * * * * [pick]: Picked  #<alt (λ (x y) (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))>
0.216 * * * [progress]: localizing error
0.223 * * * [progress]: generating rewritten candidates
0.223 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1)
0.227 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
0.233 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 1)
0.238 * * * [progress]: generating series expansions
0.238 * * * * [progress]: [ 1 / 3 ] generating series at (2 1)
0.238 * [approximate]: Taking taylor expansion of (log (+ (exp x) 1)) in (x) around 0
0.238 * [taylor]: Taking taylor expansion of (log (+ (exp x) 1)) in x
0.238 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.238 * [taylor]: Taking taylor expansion of (exp x) in x
0.238 * [taylor]: Taking taylor expansion of x in x
0.238 * [taylor]: Taking taylor expansion of 1 in x
0.238 * [taylor]: Taking taylor expansion of (log (+ (exp x) 1)) in x
0.238 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.238 * [taylor]: Taking taylor expansion of (exp x) in x
0.238 * [taylor]: Taking taylor expansion of x in x
0.238 * [taylor]: Taking taylor expansion of 1 in x
0.239 * [approximate]: Taking taylor expansion of (log (+ (exp (/ 1 x)) 1)) in (x) around 0
0.239 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) 1)) in x
0.239 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.239 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.239 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.239 * [taylor]: Taking taylor expansion of x in x
0.239 * [taylor]: Taking taylor expansion of 1 in x
0.239 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) 1)) in x
0.239 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.239 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.239 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.239 * [taylor]: Taking taylor expansion of x in x
0.239 * [taylor]: Taking taylor expansion of 1 in x
0.243 * [approximate]: Taking taylor expansion of (log (+ (exp (/ -1 x)) 1)) in (x) around 0
0.243 * [taylor]: Taking taylor expansion of (log (+ (exp (/ -1 x)) 1)) in x
0.243 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.243 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.243 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.243 * [taylor]: Taking taylor expansion of -1 in x
0.243 * [taylor]: Taking taylor expansion of x in x
0.243 * [taylor]: Taking taylor expansion of 1 in x
0.244 * [taylor]: Taking taylor expansion of (log (+ (exp (/ -1 x)) 1)) in x
0.244 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.244 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.244 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.244 * [taylor]: Taking taylor expansion of -1 in x
0.244 * [taylor]: Taking taylor expansion of x in x
0.244 * [taylor]: Taking taylor expansion of 1 in x
0.247 * * * * [progress]: [ 2 / 3 ] generating series at (2)
0.248 * [approximate]: Taking taylor expansion of (- (log (+ (exp x) 1)) (* x y)) in (x y) around 0
0.248 * [taylor]: Taking taylor expansion of (- (log (+ (exp x) 1)) (* x y)) in y
0.248 * [taylor]: Taking taylor expansion of (log (+ (exp x) 1)) in y
0.248 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in y
0.248 * [taylor]: Taking taylor expansion of (exp x) in y
0.248 * [taylor]: Taking taylor expansion of x in y
0.248 * [taylor]: Taking taylor expansion of 1 in y
0.248 * [taylor]: Taking taylor expansion of (* x y) in y
0.248 * [taylor]: Taking taylor expansion of x in y
0.248 * [taylor]: Taking taylor expansion of y in y
0.248 * [taylor]: Taking taylor expansion of (- (log (+ (exp x) 1)) (* x y)) in x
0.248 * [taylor]: Taking taylor expansion of (log (+ (exp x) 1)) in x
0.248 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.248 * [taylor]: Taking taylor expansion of (exp x) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of 1 in x
0.248 * [taylor]: Taking taylor expansion of (* x y) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of y in x
0.248 * [taylor]: Taking taylor expansion of (- (log (+ (exp x) 1)) (* x y)) in x
0.248 * [taylor]: Taking taylor expansion of (log (+ (exp x) 1)) in x
0.248 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.248 * [taylor]: Taking taylor expansion of (exp x) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of 1 in x
0.248 * [taylor]: Taking taylor expansion of (* x y) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of y in x
0.248 * [taylor]: Taking taylor expansion of (log 2) in y
0.248 * [taylor]: Taking taylor expansion of 2 in y
0.249 * [taylor]: Taking taylor expansion of (- 1/2 y) in y
0.249 * [taylor]: Taking taylor expansion of 1/2 in y
0.249 * [taylor]: Taking taylor expansion of y in y
0.249 * [taylor]: Taking taylor expansion of 1/8 in y
0.249 * [approximate]: Taking taylor expansion of (- (log (+ (exp (/ 1 x)) 1)) (/ 1 (* x y))) in (x y) around 0
0.249 * [taylor]: Taking taylor expansion of (- (log (+ (exp (/ 1 x)) 1)) (/ 1 (* x y))) in y
0.249 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) 1)) in y
0.249 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in y
0.249 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.249 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.249 * [taylor]: Taking taylor expansion of x in y
0.249 * [taylor]: Taking taylor expansion of 1 in y
0.249 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.250 * [taylor]: Taking taylor expansion of (* x y) in y
0.250 * [taylor]: Taking taylor expansion of x in y
0.250 * [taylor]: Taking taylor expansion of y in y
0.250 * [taylor]: Taking taylor expansion of (- (log (+ (exp (/ 1 x)) 1)) (/ 1 (* x y))) in x
0.250 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) 1)) in x
0.250 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.250 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.250 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of 1 in x
0.250 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.250 * [taylor]: Taking taylor expansion of (* x y) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of y in x
0.250 * [taylor]: Taking taylor expansion of (- (log (+ (exp (/ 1 x)) 1)) (/ 1 (* x y))) in x
0.250 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) 1)) in x
0.250 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.250 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.250 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of 1 in x
0.250 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.250 * [taylor]: Taking taylor expansion of (* x y) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of y in x
0.250 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.250 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.250 * [taylor]: Taking taylor expansion of y in y
0.251 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) 1)) in y
0.251 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in y
0.251 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.251 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.251 * [taylor]: Taking taylor expansion of x in y
0.251 * [taylor]: Taking taylor expansion of 1 in y
0.251 * [taylor]: Taking taylor expansion of 0 in y
0.252 * [taylor]: Taking taylor expansion of 0 in y
0.253 * [taylor]: Taking taylor expansion of 0 in y
0.253 * [approximate]: Taking taylor expansion of (- (log (+ (exp (/ -1 x)) 1)) (/ 1 (* x y))) in (x y) around 0
0.253 * [taylor]: Taking taylor expansion of (- (log (+ (exp (/ -1 x)) 1)) (/ 1 (* x y))) in y
0.253 * [taylor]: Taking taylor expansion of (log (+ (exp (/ -1 x)) 1)) in y
0.253 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in y
0.253 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.253 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.253 * [taylor]: Taking taylor expansion of -1 in y
0.253 * [taylor]: Taking taylor expansion of x in y
0.253 * [taylor]: Taking taylor expansion of 1 in y
0.253 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.253 * [taylor]: Taking taylor expansion of (* x y) in y
0.253 * [taylor]: Taking taylor expansion of x in y
0.253 * [taylor]: Taking taylor expansion of y in y
0.253 * [taylor]: Taking taylor expansion of (- (log (+ (exp (/ -1 x)) 1)) (/ 1 (* x y))) in x
0.253 * [taylor]: Taking taylor expansion of (log (+ (exp (/ -1 x)) 1)) in x
0.253 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.253 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.253 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.253 * [taylor]: Taking taylor expansion of -1 in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of 1 in x
0.254 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.254 * [taylor]: Taking taylor expansion of (* x y) in x
0.254 * [taylor]: Taking taylor expansion of x in x
0.254 * [taylor]: Taking taylor expansion of y in x
0.254 * [taylor]: Taking taylor expansion of (- (log (+ (exp (/ -1 x)) 1)) (/ 1 (* x y))) in x
0.254 * [taylor]: Taking taylor expansion of (log (+ (exp (/ -1 x)) 1)) in x
0.254 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.254 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.254 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.254 * [taylor]: Taking taylor expansion of -1 in x
0.254 * [taylor]: Taking taylor expansion of x in x
0.254 * [taylor]: Taking taylor expansion of 1 in x
0.254 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.254 * [taylor]: Taking taylor expansion of (* x y) in x
0.254 * [taylor]: Taking taylor expansion of x in x
0.254 * [taylor]: Taking taylor expansion of y in x
0.254 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.254 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.254 * [taylor]: Taking taylor expansion of y in y
0.254 * [taylor]: Taking taylor expansion of (log (+ (exp (/ -1 x)) 1)) in y
0.254 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in y
0.254 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.254 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.254 * [taylor]: Taking taylor expansion of -1 in y
0.254 * [taylor]: Taking taylor expansion of x in y
0.255 * [taylor]: Taking taylor expansion of 1 in y
0.255 * [taylor]: Taking taylor expansion of 0 in y
0.255 * [taylor]: Taking taylor expansion of 0 in y
0.256 * [taylor]: Taking taylor expansion of 0 in y
0.257 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 1)
0.257 * [approximate]: Taking taylor expansion of (+ (exp x) 1) in (x) around 0
0.257 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.257 * [taylor]: Taking taylor expansion of (exp x) in x
0.257 * [taylor]: Taking taylor expansion of x in x
0.257 * [taylor]: Taking taylor expansion of 1 in x
0.257 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.257 * [taylor]: Taking taylor expansion of (exp x) in x
0.257 * [taylor]: Taking taylor expansion of x in x
0.257 * [taylor]: Taking taylor expansion of 1 in x
0.257 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in (x) around 0
0.257 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.257 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.257 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.257 * [taylor]: Taking taylor expansion of x in x
0.257 * [taylor]: Taking taylor expansion of 1 in x
0.257 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.257 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.257 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.257 * [taylor]: Taking taylor expansion of x in x
0.257 * [taylor]: Taking taylor expansion of 1 in x
0.258 * [approximate]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in (x) around 0
0.258 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.258 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.258 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.258 * [taylor]: Taking taylor expansion of -1 in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [taylor]: Taking taylor expansion of 1 in x
0.258 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.258 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.258 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.258 * [taylor]: Taking taylor expansion of -1 in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [taylor]: Taking taylor expansion of 1 in x
0.258 * * * [progress]: simplifying candidates
0.259 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log.f64 (*.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))) (cbrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 1)
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 1)
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (+.f64 (pow.f64 1 3) (pow.f64 (exp.f64 x) 3)))
  (log.f64 (+.f64 (*.f64 1 1) (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1 (exp.f64 x)))))
  (log.f64 (-.f64 (*.f64 1 1) (*.f64 (exp.f64 x) (exp.f64 x))))
  (log.f64 (-.f64 1 (exp.f64 x)))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (log.f64 (+.f64 1 (exp.f64 x))))
  (exp.f64 (log.f64 (+.f64 1 (exp.f64 x))))
  (*.f64 (cbrt.f64 (log.f64 (+.f64 1 (exp.f64 x)))) (cbrt.f64 (log.f64 (+.f64 1 (exp.f64 x)))))
  (cbrt.f64 (log.f64 (+.f64 1 (exp.f64 x))))
  (*.f64 (*.f64 (log.f64 (+.f64 1 (exp.f64 x))) (log.f64 (+.f64 1 (exp.f64 x)))) (log.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (log.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (log.f64 (+.f64 1 (exp.f64 x))))
  (/.f64 (+.f64 1 (exp.f64 x)) (exp.f64 (*.f64 x y)))
  (log.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (exp.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (*.f64 (cbrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))) (cbrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))))
  (cbrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (*.f64 (*.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)) (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))) (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (sqrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (sqrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (-.f64 (pow.f64 (log.f64 (+.f64 1 (exp.f64 x))) 3) (pow.f64 (*.f64 x y) 3))
  (+.f64 (*.f64 (log.f64 (+.f64 1 (exp.f64 x))) (log.f64 (+.f64 1 (exp.f64 x)))) (+.f64 (*.f64 (*.f64 x y) (*.f64 x y)) (*.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))))
  (neg.f64 (*.f64 x y))
  (-.f64 (*.f64 (log.f64 (+.f64 1 (exp.f64 x))) (log.f64 (+.f64 1 (exp.f64 x)))) (*.f64 (*.f64 x y) (*.f64 x y)))
  (+.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
  (-.f64 (log.f64 (cbrt.f64 (+.f64 1 (exp.f64 x)))) (*.f64 x y))
  (-.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (*.f64 x y))
  (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
  (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
  (+.f64 (log.f64 (+.f64 (*.f64 1 1) (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1 (exp.f64 x))))) (*.f64 x y))
  (+.f64 (log.f64 (-.f64 1 (exp.f64 x))) (*.f64 x y))
  (*.f64 (exp.f64 1) (exp.f64 (exp.f64 x)))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (exp.f64 (+.f64 1 (exp.f64 x)))
  (*.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))) (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (cbrt.f64 (+.f64 1 (exp.f64 x)))
  (*.f64 (*.f64 (+.f64 1 (exp.f64 x)) (+.f64 1 (exp.f64 x))) (+.f64 1 (exp.f64 x)))
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (+.f64 (pow.f64 1 3) (pow.f64 (exp.f64 x) 3))
  (+.f64 (*.f64 1 1) (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1 (exp.f64 x))))
  (-.f64 (*.f64 1 1) (*.f64 (exp.f64 x) (exp.f64 x)))
  (-.f64 1 (exp.f64 x))
  (+.f64 1 (exp.f64 x))
  (+.f64 (*.f64 1/8 (pow.f64 x 2)) (+.f64 (*.f64 1/2 x) (log.f64 2)))
  (log.f64 (+.f64 (exp.f64 x) 1))
  (log.f64 (+.f64 (exp.f64 x) 1))
  (+.f64 (*.f64 1/8 (pow.f64 x 2)) (+.f64 (*.f64 1/2 x) (log.f64 2)))
  (-.f64 (log.f64 (+.f64 (exp.f64 x) 1)) (*.f64 x y))
  (-.f64 (log.f64 (+.f64 (exp.f64 x) 1)) (*.f64 x y))
  (+.f64 (*.f64 1/2 (pow.f64 x 2)) (+.f64 x 2))
  (+.f64 (exp.f64 x) 1)
  (+.f64 (exp.f64 x) 1)
0.303 * * [simplify]: iteration  0 :  5082  enodes  (cost  482 )
0.306 * [simplify]: Simplified to:
   (*.f64 (log.f64 (cbrt.f64 (+.f64 1 (exp.f64 x)))) 2)
  (log.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 1)
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 1)
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (+.f64 1 (pow.f64 (exp.f64 x) 3)))
  (log.f64 (+.f64 1 (-.f64 (pow.f64 (exp.f64 x) 2) (exp.f64 x))))
  (log.f64 (-.f64 1 (pow.f64 (exp.f64 x) 2)))
  (log.f64 (-.f64 1 (exp.f64 x)))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (log.f64 (+.f64 1 (exp.f64 x))))
  (+.f64 1 (exp.f64 x))
  (*.f64 (cbrt.f64 (log.f64 (+.f64 1 (exp.f64 x)))) (cbrt.f64 (log.f64 (+.f64 1 (exp.f64 x)))))
  (cbrt.f64 (log.f64 (+.f64 1 (exp.f64 x))))
  (pow.f64 (log.f64 (+.f64 1 (exp.f64 x))) 3)
  (sqrt.f64 (log.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (log.f64 (+.f64 1 (exp.f64 x))))
  (/.f64 (+.f64 1 (exp.f64 x)) (pow.f64 (exp.f64 x) y))
  (log.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (/.f64 (+.f64 1 (exp.f64 x)) (pow.f64 (exp.f64 x) y))
  (*.f64 (cbrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))) (cbrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))))
  (cbrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (pow.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)) 3)
  (sqrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (sqrt.f64 (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))
  (-.f64 (pow.f64 (log.f64 (+.f64 1 (exp.f64 x))) 3) (pow.f64 (*.f64 x y) 3))
  (+.f64 (*.f64 (*.f64 x y) (*.f64 x y)) (*.f64 (log.f64 (+.f64 1 (exp.f64 x))) (+.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))))
  (neg.f64 (*.f64 x y))
  (-.f64 (*.f64 (log.f64 (+.f64 1 (exp.f64 x))) (log.f64 (+.f64 1 (exp.f64 x)))) (*.f64 (*.f64 x y) (*.f64 x y)))
  (+.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
  (-.f64 (log.f64 (cbrt.f64 (+.f64 1 (exp.f64 x)))) (*.f64 x y))
  (-.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (*.f64 x y))
  (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
  (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
  (+.f64 (log.f64 (+.f64 1 (-.f64 (pow.f64 (exp.f64 x) 2) (exp.f64 x)))) (*.f64 x y))
  (+.f64 (log.f64 (-.f64 1 (exp.f64 x))) (*.f64 x y))
  (*.f64 E.f64 (exp.f64 (exp.f64 x)))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (*.f64 E.f64 (exp.f64 (exp.f64 x)))
  (*.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))) (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (cbrt.f64 (+.f64 1 (exp.f64 x)))
  (pow.f64 (+.f64 1 (exp.f64 x)) 3)
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (+.f64 1 (pow.f64 (exp.f64 x) 3))
  (+.f64 1 (-.f64 (pow.f64 (exp.f64 x) 2) (exp.f64 x)))
  (-.f64 1 (pow.f64 (exp.f64 x) 2))
  (-.f64 1 (exp.f64 x))
  (+.f64 1 (exp.f64 x))
  (+.f64 (log.f64 2) (*.f64 x (+.f64 1/2 (*.f64 x 1/8))))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (+.f64 (log.f64 2) (*.f64 x (+.f64 1/2 (*.f64 x 1/8))))
  (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
  (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
  (+.f64 (*.f64 x (*.f64 x 1/2)) (+.f64 x 2))
  (+.f64 1 (exp.f64 x))
  (+.f64 1 (exp.f64 x))
0.306 * * * [progress]: adding candidates to table
0.332 * * [progress]: iteration 2 / 4
0.332 * * * [progress]: picking best candidate
0.334 * * * * [pick]: Picked  #<alt (λ (x y) (-.f64 (+.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (*.f64 x y)))>
0.334 * * * [progress]: localizing error
0.343 * * * [progress]: generating rewritten candidates
0.343 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2)
0.348 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1)
0.353 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2 1)
0.357 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 1)
0.362 * * * [progress]: generating series expansions
0.362 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2)
0.362 * [approximate]: Taking taylor expansion of (log (sqrt (+ (exp x) 1))) in (x) around 0
0.362 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp x) 1))) in x
0.362 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in x
0.362 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.362 * [taylor]: Taking taylor expansion of (exp x) in x
0.362 * [taylor]: Taking taylor expansion of x in x
0.362 * [taylor]: Taking taylor expansion of 1 in x
0.362 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp x) 1))) in x
0.362 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in x
0.362 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.362 * [taylor]: Taking taylor expansion of (exp x) in x
0.363 * [taylor]: Taking taylor expansion of x in x
0.363 * [taylor]: Taking taylor expansion of 1 in x
0.365 * [approximate]: Taking taylor expansion of (log (sqrt (+ (exp (/ 1 x)) 1))) in (x) around 0
0.365 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp (/ 1 x)) 1))) in x
0.365 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in x
0.365 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.365 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.365 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of 1 in x
0.365 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp (/ 1 x)) 1))) in x
0.365 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in x
0.365 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.365 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.365 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of 1 in x
0.370 * [approximate]: Taking taylor expansion of (log (sqrt (+ (exp (/ -1 x)) 1))) in (x) around 0
0.370 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp (/ -1 x)) 1))) in x
0.370 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in x
0.370 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.370 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.370 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.370 * [taylor]: Taking taylor expansion of -1 in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of 1 in x
0.370 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp (/ -1 x)) 1))) in x
0.370 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in x
0.370 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.370 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.370 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.370 * [taylor]: Taking taylor expansion of -1 in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of 1 in x
0.375 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1)
0.375 * [approximate]: Taking taylor expansion of (log (sqrt (+ (exp x) 1))) in (x) around 0
0.375 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp x) 1))) in x
0.375 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in x
0.375 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.375 * [taylor]: Taking taylor expansion of (exp x) in x
0.375 * [taylor]: Taking taylor expansion of x in x
0.375 * [taylor]: Taking taylor expansion of 1 in x
0.375 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp x) 1))) in x
0.376 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in x
0.376 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.376 * [taylor]: Taking taylor expansion of (exp x) in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.376 * [taylor]: Taking taylor expansion of 1 in x
0.378 * [approximate]: Taking taylor expansion of (log (sqrt (+ (exp (/ 1 x)) 1))) in (x) around 0
0.378 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp (/ 1 x)) 1))) in x
0.378 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in x
0.378 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.378 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of 1 in x
0.378 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp (/ 1 x)) 1))) in x
0.378 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in x
0.378 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.378 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of 1 in x
0.383 * [approximate]: Taking taylor expansion of (log (sqrt (+ (exp (/ -1 x)) 1))) in (x) around 0
0.383 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp (/ -1 x)) 1))) in x
0.383 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in x
0.383 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.383 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.383 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.383 * [taylor]: Taking taylor expansion of -1 in x
0.383 * [taylor]: Taking taylor expansion of x in x
0.383 * [taylor]: Taking taylor expansion of 1 in x
0.383 * [taylor]: Taking taylor expansion of (log (sqrt (+ (exp (/ -1 x)) 1))) in x
0.383 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in x
0.383 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.383 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.384 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.384 * [taylor]: Taking taylor expansion of -1 in x
0.384 * [taylor]: Taking taylor expansion of x in x
0.384 * [taylor]: Taking taylor expansion of 1 in x
0.388 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 2 1)
0.388 * [approximate]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in (x) around 0
0.388 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in x
0.388 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.388 * [taylor]: Taking taylor expansion of (exp x) in x
0.388 * [taylor]: Taking taylor expansion of x in x
0.388 * [taylor]: Taking taylor expansion of 1 in x
0.388 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in x
0.388 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.389 * [taylor]: Taking taylor expansion of (exp x) in x
0.389 * [taylor]: Taking taylor expansion of x in x
0.389 * [taylor]: Taking taylor expansion of 1 in x
0.390 * [approximate]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in (x) around 0
0.390 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in x
0.390 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.390 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.390 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.390 * [taylor]: Taking taylor expansion of x in x
0.390 * [taylor]: Taking taylor expansion of 1 in x
0.390 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in x
0.390 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.390 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.390 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.390 * [taylor]: Taking taylor expansion of x in x
0.390 * [taylor]: Taking taylor expansion of 1 in x
0.391 * [approximate]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in (x) around 0
0.391 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in x
0.391 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.391 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.391 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.391 * [taylor]: Taking taylor expansion of -1 in x
0.391 * [taylor]: Taking taylor expansion of x in x
0.391 * [taylor]: Taking taylor expansion of 1 in x
0.391 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in x
0.391 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.391 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.391 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.391 * [taylor]: Taking taylor expansion of -1 in x
0.391 * [taylor]: Taking taylor expansion of x in x
0.391 * [taylor]: Taking taylor expansion of 1 in x
0.392 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 1)
0.392 * [approximate]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in (x) around 0
0.392 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in x
0.392 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.392 * [taylor]: Taking taylor expansion of (exp x) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of 1 in x
0.392 * [taylor]: Taking taylor expansion of (sqrt (+ (exp x) 1)) in x
0.392 * [taylor]: Taking taylor expansion of (+ (exp x) 1) in x
0.393 * [taylor]: Taking taylor expansion of (exp x) in x
0.393 * [taylor]: Taking taylor expansion of x in x
0.393 * [taylor]: Taking taylor expansion of 1 in x
0.394 * [approximate]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in (x) around 0
0.394 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in x
0.394 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.394 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.394 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.394 * [taylor]: Taking taylor expansion of x in x
0.394 * [taylor]: Taking taylor expansion of 1 in x
0.394 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ 1 x)) 1)) in x
0.394 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
0.394 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.394 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.394 * [taylor]: Taking taylor expansion of x in x
0.394 * [taylor]: Taking taylor expansion of 1 in x
0.395 * [approximate]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in (x) around 0
0.395 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in x
0.395 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.395 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.395 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.395 * [taylor]: Taking taylor expansion of -1 in x
0.395 * [taylor]: Taking taylor expansion of x in x
0.395 * [taylor]: Taking taylor expansion of 1 in x
0.395 * [taylor]: Taking taylor expansion of (sqrt (+ (exp (/ -1 x)) 1)) in x
0.395 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in x
0.395 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.395 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.395 * [taylor]: Taking taylor expansion of -1 in x
0.395 * [taylor]: Taking taylor expansion of x in x
0.395 * [taylor]: Taking taylor expansion of 1 in x
0.396 * * * [progress]: simplifying candidates
0.397 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log.f64 (*.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))))
  (log.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (*.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))) (cbrt.f64 (+.f64 1 (exp.f64 x))))))
  (log.f64 (sqrt.f64 (cbrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 1))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 1))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 1)
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 (pow.f64 1 3) (pow.f64 (exp.f64 x) 3))))
  (log.f64 (sqrt.f64 (+.f64 (*.f64 1 1) (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1 (exp.f64 x))))))
  (log.f64 (sqrt.f64 (-.f64 (*.f64 1 1) (*.f64 (exp.f64 x) (exp.f64 x)))))
  (log.f64 (sqrt.f64 (-.f64 1 (exp.f64 x))))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (exp.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (*.f64 (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))))
  (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (*.f64 (*.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (*.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))))
  (log.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (*.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))) (cbrt.f64 (+.f64 1 (exp.f64 x))))))
  (log.f64 (sqrt.f64 (cbrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 1))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 1))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 1)
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 (pow.f64 1 3) (pow.f64 (exp.f64 x) 3))))
  (log.f64 (sqrt.f64 (+.f64 (*.f64 1 1) (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1 (exp.f64 x))))))
  (log.f64 (sqrt.f64 (-.f64 (*.f64 1 1) (*.f64 (exp.f64 x) (exp.f64 x)))))
  (log.f64 (sqrt.f64 (-.f64 1 (exp.f64 x))))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (exp.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (*.f64 (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))))
  (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (*.f64 (*.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (exp.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (*.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (*.f64 (*.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))) (sqrt.f64 (+.f64 1 (exp.f64 x)))) (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (*.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))) (cbrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 1)
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 1)
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 (+.f64 (pow.f64 1 3) (pow.f64 (exp.f64 x) 3)))
  (sqrt.f64 (+.f64 (*.f64 1 1) (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1 (exp.f64 x)))))
  (sqrt.f64 (-.f64 (*.f64 1 1) (*.f64 (exp.f64 x) (exp.f64 x))))
  (sqrt.f64 (-.f64 1 (exp.f64 x)))
  (/.f64 1 2)
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (exp.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (*.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (*.f64 (*.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))) (sqrt.f64 (+.f64 1 (exp.f64 x)))) (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (*.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))) (cbrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 1)
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 1)
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 (+.f64 (pow.f64 1 3) (pow.f64 (exp.f64 x) 3)))
  (sqrt.f64 (+.f64 (*.f64 1 1) (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1 (exp.f64 x)))))
  (sqrt.f64 (-.f64 (*.f64 1 1) (*.f64 (exp.f64 x) (exp.f64 x))))
  (sqrt.f64 (-.f64 1 (exp.f64 x)))
  (/.f64 1 2)
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (-.f64 (+.f64 (log.f64 (sqrt.f64 2)) (+.f64 (*.f64 1/2 (/.f64 x (pow.f64 (sqrt.f64 2) 2))) (*.f64 1/4 (/.f64 (pow.f64 x 2) (pow.f64 (sqrt.f64 2) 2))))) (*.f64 1/4 (/.f64 (pow.f64 x 2) (pow.f64 (sqrt.f64 2) 4))))
  (log.f64 (sqrt.f64 (+.f64 (exp.f64 x) 1)))
  (log.f64 (sqrt.f64 (+.f64 (exp.f64 x) 1)))
  (-.f64 (+.f64 (log.f64 (sqrt.f64 2)) (+.f64 (*.f64 1/2 (/.f64 x (pow.f64 (sqrt.f64 2) 2))) (*.f64 1/4 (/.f64 (pow.f64 x 2) (pow.f64 (sqrt.f64 2) 2))))) (*.f64 1/4 (/.f64 (pow.f64 x 2) (pow.f64 (sqrt.f64 2) 4))))
  (log.f64 (sqrt.f64 (+.f64 (exp.f64 x) 1)))
  (log.f64 (sqrt.f64 (+.f64 (exp.f64 x) 1)))
  (-.f64 (+.f64 (*.f64 1/2 (/.f64 x (sqrt.f64 2))) (+.f64 (*.f64 1/4 (/.f64 (pow.f64 x 2) (sqrt.f64 2))) (sqrt.f64 2))) (*.f64 1/8 (/.f64 (pow.f64 x 2) (pow.f64 (sqrt.f64 2) 3))))
  (sqrt.f64 (+.f64 (exp.f64 x) 1))
  (sqrt.f64 (+.f64 (exp.f64 x) 1))
  (-.f64 (+.f64 (*.f64 1/2 (/.f64 x (sqrt.f64 2))) (+.f64 (*.f64 1/4 (/.f64 (pow.f64 x 2) (sqrt.f64 2))) (sqrt.f64 2))) (*.f64 1/8 (/.f64 (pow.f64 x 2) (pow.f64 (sqrt.f64 2) 3))))
  (sqrt.f64 (+.f64 (exp.f64 x) 1))
  (sqrt.f64 (+.f64 (exp.f64 x) 1))
0.452 * * [simplify]: iteration  0 :  5141  enodes  (cost  712 )
0.456 * [simplify]: Simplified to:
   (*.f64 (log.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) 2)
  (log.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (fabs.f64 (cbrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (cbrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 1)
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 1)
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 1)
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (pow.f64 (exp.f64 x) 3))))
  (log.f64 (sqrt.f64 (+.f64 1 (-.f64 (pow.f64 (exp.f64 x) 2) (exp.f64 x)))))
  (log.f64 (sqrt.f64 (-.f64 1 (pow.f64 (exp.f64 x) 2))))
  (log.f64 (sqrt.f64 (-.f64 1 (exp.f64 x))))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (*.f64 (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))))
  (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (pow.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) 3)
  (sqrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (*.f64 (log.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) 2)
  (log.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (fabs.f64 (cbrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (cbrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 1)
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 1)
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 1)
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (pow.f64 (exp.f64 x) 3))))
  (log.f64 (sqrt.f64 (+.f64 1 (-.f64 (pow.f64 (exp.f64 x) 2) (exp.f64 x)))))
  (log.f64 (sqrt.f64 (-.f64 1 (pow.f64 (exp.f64 x) 2))))
  (log.f64 (sqrt.f64 (-.f64 1 (exp.f64 x))))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (+.f64 1 (exp.f64 x)))
  (log.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (*.f64 (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))))
  (cbrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (pow.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) 3)
  (sqrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (sqrt.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (exp.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (*.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (pow.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))) 3)
  (fabs.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  1
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  1
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 (+.f64 1 (pow.f64 (exp.f64 x) 3)))
  (sqrt.f64 (+.f64 1 (-.f64 (pow.f64 (exp.f64 x) 2) (exp.f64 x))))
  (sqrt.f64 (-.f64 1 (pow.f64 (exp.f64 x) 2)))
  (sqrt.f64 (-.f64 1 (exp.f64 x)))
  1/2
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (exp.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (*.f64 (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))))
  (cbrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (pow.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))) 3)
  (fabs.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (cbrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  1
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  1
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 (+.f64 1 (pow.f64 (exp.f64 x) 3)))
  (sqrt.f64 (+.f64 1 (-.f64 (pow.f64 (exp.f64 x) 2) (exp.f64 x))))
  (sqrt.f64 (-.f64 1 (pow.f64 (exp.f64 x) 2)))
  (sqrt.f64 (-.f64 1 (exp.f64 x)))
  1/2
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (sqrt.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (+.f64 (log.f64 (sqrt.f64 2)) (+.f64 (*.f64 x 1/4) (*.f64 (*.f64 x x) 1/16)))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (+.f64 (log.f64 (sqrt.f64 2)) (+.f64 (*.f64 x 1/4) (*.f64 (*.f64 x x) 1/16)))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))
  (+.f64 (sqrt.f64 2) (+.f64 (*.f64 1/2 (/.f64 x (sqrt.f64 2))) (*.f64 (/.f64 x (sqrt.f64 2)) (*.f64 x 3/16))))
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (+.f64 (sqrt.f64 2) (+.f64 (*.f64 1/2 (/.f64 x (sqrt.f64 2))) (*.f64 (/.f64 x (sqrt.f64 2)) (*.f64 x 3/16))))
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
  (sqrt.f64 (+.f64 1 (exp.f64 x)))
0.456 * * * [progress]: adding candidates to table
0.501 * [progress]: [Phase 3 of 3] Extracting.
0.501 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))> #<alt (λ (x y) (-.f64 (+.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (*.f64 x y)))>)
0.501 * * * [regime-changes]: Trying 3 branch expressions: ((-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)) y x)
0.501 * * * * [regimes]: Trying to branch on (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)) from (#<alt (λ (x y) (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))> #<alt (λ (x y) (-.f64 (+.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (*.f64 x y)))>)
0.523 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))> #<alt (λ (x y) (-.f64 (+.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (*.f64 x y)))>)
0.543 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y)))> #<alt (λ (x y) (-.f64 (+.f64 (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x)))) (log.f64 (sqrt.f64 (+.f64 1 (exp.f64 x))))) (*.f64 x y)))>)
0.564 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.564 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
0.566 * * [simplify]: iteration  0 :  36  enodes  (cost  9 )
0.566 * * [simplify]: iteration  1 :  36  enodes  (cost  9 )
0.566 * [simplify]: Simplified to:
   (-.f64 (log.f64 (+.f64 1 (exp.f64 x))) (*.f64 x y))
1.421 * [regime-testing]: End program error score: 0.42573012605187677
1.682 * [regime-testing]: Target error score: 0.05571451316249523