21.200 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.041 * * * [progress]: [2/2] Setting up program.
0.043 * [progress]: [Phase 2 of 3] Improving.
0.043 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (exp.f64 x) 1.0)
0.049 * * [simplify]: iteration  0 :  68  enodes  (cost  4 )
0.049 * * [simplify]: iteration  1 :  68  enodes  (cost  4 )
0.050 * [simplify]: Simplified to:
   (-.f64 (exp.f64 x) 1.0)
0.050 * * [progress]: iteration 1 / 4
0.050 * * * [progress]: picking best candidate
0.051 * * * * [pick]: Picked  #<alt (λ (x) (-.f64 (exp.f64 x) 1.0))>
0.051 * * * [progress]: localizing error
0.054 * * * [progress]: generating rewritten candidates
0.054 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.059 * * * [progress]: generating series expansions
0.059 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.059 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.059 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.059 * [taylor]: Taking taylor expansion of (exp x) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of 1.0 in x
0.059 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.059 * [taylor]: Taking taylor expansion of (exp x) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of 1.0 in x
0.060 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0
0.060 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.060 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.061 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.061 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.061 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.061 * [taylor]: Taking taylor expansion of -1 in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.061 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.061 * [taylor]: Taking taylor expansion of -1 in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of 1.0 in x
0.062 * * * [progress]: simplifying candidates
0.062 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (exp.f64 (exp.f64 x)) (exp.f64 1.0))
  (log.f64 (-.f64 (exp.f64 x) 1.0))
  (exp.f64 (-.f64 (exp.f64 x) 1.0))
  (*.f64 (cbrt.f64 (-.f64 (exp.f64 x) 1.0)) (cbrt.f64 (-.f64 (exp.f64 x) 1.0)))
  (cbrt.f64 (-.f64 (exp.f64 x) 1.0))
  (*.f64 (*.f64 (-.f64 (exp.f64 x) 1.0) (-.f64 (exp.f64 x) 1.0)) (-.f64 (exp.f64 x) 1.0))
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (-.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 1.0 3))
  (+.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (+.f64 (*.f64 1.0 1.0) (*.f64 (exp.f64 x) 1.0)))
  (neg.f64 1.0)
  (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1.0 1.0))
  (+.f64 (exp.f64 x) 1.0)
  (+.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  (-.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  (-.f64 (exp.f64 x) 1.0)
  (+.f64 (*.f64 1/2 (pow.f64 x 2)) (+.f64 (*.f64 1/6 (pow.f64 x 3)) x))
  (-.f64 (exp.f64 x) 1.0)
  (-.f64 (exp.f64 x) 1.0)
0.123 * * [simplify]: iteration  0 :  4881  enodes  (cost  115 )
0.123 * * [simplify]: iteration  1 :  4881  enodes  (cost  115 )
0.124 * [simplify]: Simplified to:
   (exp.f64 (-.f64 (exp.f64 x) 1.0))
  (log.f64 (-.f64 (exp.f64 x) 1.0))
  (exp.f64 (-.f64 (exp.f64 x) 1.0))
  (*.f64 (cbrt.f64 (-.f64 (exp.f64 x) 1.0)) (cbrt.f64 (-.f64 (exp.f64 x) 1.0)))
  (cbrt.f64 (-.f64 (exp.f64 x) 1.0))
  (pow.f64 (-.f64 (exp.f64 x) 1.0) 3)
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (-.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 1.0 3))
  (+.f64 (pow.f64 (exp.f64 x) 2) (*.f64 1.0 (+.f64 (exp.f64 x) 1.0)))
  (neg.f64 1.0)
  (-.f64 (pow.f64 (exp.f64 x) 2) (*.f64 1.0 1.0))
  (+.f64 (exp.f64 x) 1.0)
  (+.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  (-.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  (-.f64 (exp.f64 x) 1.0)
  (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
  (-.f64 (exp.f64 x) 1.0)
  (-.f64 (exp.f64 x) 1.0)
0.125 * * * [progress]: adding candidates to table
0.154 * * [progress]: iteration 2 / 4
0.154 * * * [progress]: picking best candidate
0.157 * * * * [pick]: Picked  #<alt (λ (x) (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))))>
0.157 * * * [progress]: localizing error
0.164 * * * [progress]: generating rewritten candidates
0.164 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2 2 2)
0.168 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.175 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2)
0.179 * * * [progress]: generating series expansions
0.179 * * * * [progress]: [ 1 / 3 ] generating series at (2 2 2 2)
0.179 * [approximate]: Taking taylor expansion of (* 1/6 x) in (x) around 0
0.179 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.179 * [taylor]: Taking taylor expansion of 1/6 in x
0.179 * [taylor]: Taking taylor expansion of x in x
0.179 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.179 * [taylor]: Taking taylor expansion of 1/6 in x
0.179 * [taylor]: Taking taylor expansion of x in x
0.180 * [approximate]: Taking taylor expansion of (/ 1/6 x) in (x) around 0
0.180 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
0.180 * [taylor]: Taking taylor expansion of 1/6 in x
0.180 * [taylor]: Taking taylor expansion of x in x
0.180 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
0.180 * [taylor]: Taking taylor expansion of 1/6 in x
0.180 * [taylor]: Taking taylor expansion of x in x
0.181 * [approximate]: Taking taylor expansion of (/ -1/6 x) in (x) around 0
0.181 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
0.181 * [taylor]: Taking taylor expansion of -1/6 in x
0.181 * [taylor]: Taking taylor expansion of x in x
0.181 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
0.181 * [taylor]: Taking taylor expansion of -1/6 in x
0.181 * [taylor]: Taking taylor expansion of x in x
0.182 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.182 * [approximate]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in (x) around 0
0.182 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
0.182 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.182 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.182 * [taylor]: Taking taylor expansion of 1/6 in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of 1/2 in x
0.182 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
0.182 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.182 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.182 * [taylor]: Taking taylor expansion of 1/6 in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of 1/2 in x
0.185 * [approximate]: Taking taylor expansion of (/ (+ (* 1/6 (/ 1 x)) 1/2) (pow x 2)) in (x) around 0
0.185 * [taylor]: Taking taylor expansion of (/ (+ (* 1/6 (/ 1 x)) 1/2) (pow x 2)) in x
0.185 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 x)) 1/2) in x
0.185 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.185 * [taylor]: Taking taylor expansion of 1/6 in x
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of 1/2 in x
0.185 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of (/ (+ (* 1/6 (/ 1 x)) 1/2) (pow x 2)) in x
0.185 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 x)) 1/2) in x
0.185 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.185 * [taylor]: Taking taylor expansion of 1/6 in x
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of 1/2 in x
0.185 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.188 * [approximate]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in (x) around 0
0.188 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.188 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.188 * [taylor]: Taking taylor expansion of 1/2 in x
0.188 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.188 * [taylor]: Taking taylor expansion of 1/6 in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.188 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.188 * [taylor]: Taking taylor expansion of 1/2 in x
0.188 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.188 * [taylor]: Taking taylor expansion of 1/6 in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.191 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2)
0.191 * [approximate]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in (x) around 0
0.191 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.191 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.191 * [taylor]: Taking taylor expansion of 1/6 in x
0.191 * [taylor]: Taking taylor expansion of x in x
0.191 * [taylor]: Taking taylor expansion of 1/2 in x
0.191 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.191 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.191 * [taylor]: Taking taylor expansion of 1/6 in x
0.191 * [taylor]: Taking taylor expansion of x in x
0.191 * [taylor]: Taking taylor expansion of 1/2 in x
0.192 * [approximate]: Taking taylor expansion of (+ (* 1/6 (/ 1 x)) 1/2) in (x) around 0
0.192 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 x)) 1/2) in x
0.192 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.192 * [taylor]: Taking taylor expansion of 1/6 in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of 1/2 in x
0.192 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 x)) 1/2) in x
0.192 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.192 * [taylor]: Taking taylor expansion of 1/6 in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of 1/2 in x
0.196 * [approximate]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in (x) around 0
0.196 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.196 * [taylor]: Taking taylor expansion of 1/2 in x
0.196 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.196 * [taylor]: Taking taylor expansion of 1/6 in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.196 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.196 * [taylor]: Taking taylor expansion of 1/2 in x
0.196 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.196 * [taylor]: Taking taylor expansion of 1/6 in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.198 * * * [progress]: simplifying candidates
0.199 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 x 1/6)
  (+.f64 (log.f64 x) (log.f64 1/6))
  (log.f64 (*.f64 x 1/6))
  (exp.f64 (*.f64 x 1/6))
  (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 1/6 1/6) 1/6))
  (*.f64 (cbrt.f64 (*.f64 x 1/6)) (cbrt.f64 (*.f64 x 1/6)))
  (cbrt.f64 (*.f64 x 1/6))
  (*.f64 (*.f64 (*.f64 x 1/6) (*.f64 x 1/6)) (*.f64 x 1/6))
  (sqrt.f64 (*.f64 x 1/6))
  (sqrt.f64 (*.f64 x 1/6))
  (*.f64 (sqrt.f64 x) (sqrt.f64 1/6))
  (*.f64 (sqrt.f64 x) (sqrt.f64 1/6))
  (*.f64 x (*.f64 (cbrt.f64 1/6) (cbrt.f64 1/6)))
  (*.f64 x (sqrt.f64 1/6))
  (*.f64 x 1)
  (*.f64 (cbrt.f64 x) 1/6)
  (*.f64 (sqrt.f64 x) 1/6)
  (*.f64 x 1/6)
  (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))
  (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))
  (+.f64 (+.f64 (log.f64 x) (log.f64 x)) (log.f64 (+.f64 1/2 (*.f64 x 1/6))))
  (+.f64 (log.f64 (*.f64 x x)) (log.f64 (+.f64 1/2 (*.f64 x 1/6))))
  (log.f64 (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
  (exp.f64 (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
  (*.f64 (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 x x) x)) (*.f64 (*.f64 (+.f64 1/2 (*.f64 x 1/6)) (+.f64 1/2 (*.f64 x 1/6))) (+.f64 1/2 (*.f64 x 1/6))))
  (*.f64 (*.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (*.f64 x x)) (*.f64 (*.f64 (+.f64 1/2 (*.f64 x 1/6)) (+.f64 1/2 (*.f64 x 1/6))) (+.f64 1/2 (*.f64 x 1/6))))
  (*.f64 (cbrt.f64 (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))) (cbrt.f64 (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))))
  (cbrt.f64 (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
  (*.f64 (*.f64 (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))) (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))) (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
  (sqrt.f64 (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
  (sqrt.f64 (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
  (*.f64 x (sqrt.f64 (+.f64 1/2 (*.f64 x 1/6))))
  (*.f64 x (sqrt.f64 (+.f64 1/2 (*.f64 x 1/6))))
  (*.f64 (*.f64 x x) 1/2)
  (*.f64 (*.f64 x x) (*.f64 x 1/6))
  (*.f64 1/2 (*.f64 x x))
  (*.f64 (*.f64 x 1/6) (*.f64 x x))
  (*.f64 (*.f64 x x) (*.f64 (cbrt.f64 (+.f64 1/2 (*.f64 x 1/6))) (cbrt.f64 (+.f64 1/2 (*.f64 x 1/6)))))
  (*.f64 (*.f64 x x) (sqrt.f64 (+.f64 1/2 (*.f64 x 1/6))))
  (*.f64 (*.f64 x x) 1)
  (*.f64 x (+.f64 1/2 (*.f64 x 1/6)))
  (*.f64 (*.f64 x x) (+.f64 (pow.f64 1/2 3) (pow.f64 (*.f64 x 1/6) 3)))
  (*.f64 (*.f64 x x) (-.f64 (*.f64 1/2 1/2) (*.f64 (*.f64 x 1/6) (*.f64 x 1/6))))
  (*.f64 (exp.f64 1/2) (exp.f64 (*.f64 x 1/6)))
  (log.f64 (+.f64 1/2 (*.f64 x 1/6)))
  (exp.f64 (+.f64 1/2 (*.f64 x 1/6)))
  (*.f64 (cbrt.f64 (+.f64 1/2 (*.f64 x 1/6))) (cbrt.f64 (+.f64 1/2 (*.f64 x 1/6))))
  (cbrt.f64 (+.f64 1/2 (*.f64 x 1/6)))
  (*.f64 (*.f64 (+.f64 1/2 (*.f64 x 1/6)) (+.f64 1/2 (*.f64 x 1/6))) (+.f64 1/2 (*.f64 x 1/6)))
  (sqrt.f64 (+.f64 1/2 (*.f64 x 1/6)))
  (sqrt.f64 (+.f64 1/2 (*.f64 x 1/6)))
  (+.f64 (pow.f64 1/2 3) (pow.f64 (*.f64 x 1/6) 3))
  (+.f64 (*.f64 1/2 1/2) (-.f64 (*.f64 (*.f64 x 1/6) (*.f64 x 1/6)) (*.f64 1/2 (*.f64 x 1/6))))
  (-.f64 (*.f64 1/2 1/2) (*.f64 (*.f64 x 1/6) (*.f64 x 1/6)))
  (-.f64 1/2 (*.f64 x 1/6))
  (*.f64 1/6 x)
  (*.f64 1/6 x)
  (*.f64 1/6 x)
  (+.f64 (*.f64 1/2 (pow.f64 x 2)) (*.f64 1/6 (pow.f64 x 3)))
  (+.f64 (*.f64 1/2 (pow.f64 x 2)) (*.f64 1/6 (pow.f64 x 3)))
  (+.f64 (*.f64 1/2 (pow.f64 x 2)) (*.f64 1/6 (pow.f64 x 3)))
  (+.f64 (*.f64 1/6 x) 1/2)
  (+.f64 (*.f64 1/6 x) 1/2)
  (+.f64 (*.f64 1/6 x) 1/2)
0.258 * * [simplify]: iteration  0 :  4857  enodes  (cost  451 )
0.258 * * [simplify]: iteration  1 :  4857  enodes  (cost  451 )
0.261 * [simplify]: Simplified to:
   (*.f64 x 1/6)
  (log.f64 (*.f64 x 1/6))
  (log.f64 (*.f64 x 1/6))
  (exp.f64 (*.f64 x 1/6))
  (*.f64 (pow.f64 x 3) 1/216)
  (*.f64 (cbrt.f64 (*.f64 x 1/6)) (cbrt.f64 (*.f64 x 1/6)))
  (cbrt.f64 (*.f64 x 1/6))
  (*.f64 (pow.f64 x 3) 1/216)
  (sqrt.f64 (*.f64 x 1/6))
  (sqrt.f64 (*.f64 x 1/6))
  (*.f64 (sqrt.f64 x) (sqrt.f64 1/6))
  (*.f64 (sqrt.f64 x) (sqrt.f64 1/6))
  (*.f64 x (*.f64 (cbrt.f64 1/6) (cbrt.f64 1/6)))
  (*.f64 x (sqrt.f64 1/6))
  x
  (*.f64 1/6 (cbrt.f64 x))
  (*.f64 1/6 (sqrt.f64 x))
  (*.f64 x 1/6)
  (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2))
  (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2))
  (log.f64 (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2)))
  (log.f64 (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2)))
  (log.f64 (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2)))
  (exp.f64 (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2)))
  (*.f64 (pow.f64 x 6) (pow.f64 (+.f64 (*.f64 x 1/6) 1/2) 3))
  (*.f64 (pow.f64 x 6) (pow.f64 (+.f64 (*.f64 x 1/6) 1/2) 3))
  (*.f64 (cbrt.f64 (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2))) (cbrt.f64 (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2))))
  (cbrt.f64 (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2)))
  (*.f64 (pow.f64 x 6) (pow.f64 (+.f64 (*.f64 x 1/6) 1/2) 3))
  (sqrt.f64 (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2)))
  (sqrt.f64 (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2)))
  (*.f64 x (sqrt.f64 (+.f64 (*.f64 x 1/6) 1/2)))
  (*.f64 x (sqrt.f64 (+.f64 (*.f64 x 1/6) 1/2)))
  (*.f64 (*.f64 x x) 1/2)
  (*.f64 1/6 (pow.f64 x 3))
  (*.f64 (*.f64 x x) 1/2)
  (*.f64 1/6 (pow.f64 x 3))
  (*.f64 (*.f64 x x) (*.f64 (cbrt.f64 (+.f64 (*.f64 x 1/6) 1/2)) (cbrt.f64 (+.f64 (*.f64 x 1/6) 1/2))))
  (*.f64 x (*.f64 x (sqrt.f64 (+.f64 (*.f64 x 1/6) 1/2))))
  (*.f64 x x)
  (*.f64 x (+.f64 (*.f64 x 1/6) 1/2))
  (*.f64 (*.f64 x x) (+.f64 (*.f64 (pow.f64 x 3) 1/216) 1/8))
  (*.f64 (*.f64 x x) (-.f64 1/4 (*.f64 (*.f64 x x) 1/36)))
  (exp.f64 (+.f64 (*.f64 x 1/6) 1/2))
  (log.f64 (+.f64 (*.f64 x 1/6) 1/2))
  (exp.f64 (+.f64 (*.f64 x 1/6) 1/2))
  (*.f64 (cbrt.f64 (+.f64 (*.f64 x 1/6) 1/2)) (cbrt.f64 (+.f64 (*.f64 x 1/6) 1/2)))
  (cbrt.f64 (+.f64 (*.f64 x 1/6) 1/2))
  (pow.f64 (+.f64 (*.f64 x 1/6) 1/2) 3)
  (sqrt.f64 (+.f64 (*.f64 x 1/6) 1/2))
  (sqrt.f64 (+.f64 (*.f64 x 1/6) 1/2))
  (+.f64 (*.f64 (pow.f64 x 3) 1/216) 1/8)
  (+.f64 1/4 (*.f64 x (-.f64 (*.f64 x 1/36) 1/12)))
  (-.f64 1/4 (*.f64 (*.f64 x x) 1/36))
  (-.f64 1/2 (*.f64 x 1/6))
  (*.f64 x 1/6)
  (*.f64 x 1/6)
  (*.f64 x 1/6)
  (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2))
  (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2))
  (*.f64 (*.f64 x x) (+.f64 (*.f64 x 1/6) 1/2))
  (+.f64 (*.f64 x 1/6) 1/2)
  (+.f64 (*.f64 x 1/6) 1/2)
  (+.f64 (*.f64 x 1/6) 1/2)
0.261 * * * [progress]: adding candidates to table
0.303 * * [progress]: iteration 3 / 4
0.303 * * * [progress]: picking best candidate
0.304 * * * * [pick]: Picked  #<alt (λ (x) (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))>
0.305 * * * [progress]: localizing error
0.311 * * * [progress]: generating rewritten candidates
0.311 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1)
0.316 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.322 * * * [progress]: generating series expansions
0.322 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1)
0.322 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.322 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.322 * [taylor]: Taking taylor expansion of (exp x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of 1.0 in x
0.322 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.322 * [taylor]: Taking taylor expansion of (exp x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of 1.0 in x
0.323 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0
0.323 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.323 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.323 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of 1.0 in x
0.323 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.323 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.323 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of 1.0 in x
0.324 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.324 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.324 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.324 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.324 * [taylor]: Taking taylor expansion of -1 in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of 1.0 in x
0.324 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.324 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.324 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.324 * [taylor]: Taking taylor expansion of -1 in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of 1.0 in x
0.325 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.325 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.325 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.325 * [taylor]: Taking taylor expansion of (exp x) in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of 1.0 in x
0.325 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.325 * [taylor]: Taking taylor expansion of (exp x) in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of 1.0 in x
0.326 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0
0.326 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.326 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.326 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of 1.0 in x
0.326 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.326 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.326 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of 1.0 in x
0.326 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.326 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.326 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.326 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.326 * [taylor]: Taking taylor expansion of -1 in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of 1.0 in x
0.326 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.326 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.326 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.326 * [taylor]: Taking taylor expansion of -1 in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of 1.0 in x
0.327 * * * [progress]: simplifying candidates
0.328 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (exp.f64 (exp.f64 x)) (exp.f64 1.0))
  (log.f64 (-.f64 (exp.f64 x) 1.0))
  (exp.f64 (-.f64 (exp.f64 x) 1.0))
  (*.f64 (cbrt.f64 (-.f64 (exp.f64 x) 1.0)) (cbrt.f64 (-.f64 (exp.f64 x) 1.0)))
  (cbrt.f64 (-.f64 (exp.f64 x) 1.0))
  (*.f64 (*.f64 (-.f64 (exp.f64 x) 1.0) (-.f64 (exp.f64 x) 1.0)) (-.f64 (exp.f64 x) 1.0))
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (-.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 1.0 3))
  (+.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (+.f64 (*.f64 1.0 1.0) (*.f64 (exp.f64 x) 1.0)))
  (neg.f64 1.0)
  (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1.0 1.0))
  (+.f64 (exp.f64 x) 1.0)
  (+.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  (-.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  (-.f64 (exp.f64 x) 1.0)
  (exp.f64 1)
  (exp.f64 (*.f64 (cbrt.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))) (cbrt.f64 (log.f64 (-.f64 (exp.f64 x) 1.0)))))
  (exp.f64 (sqrt.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))
  (exp.f64 1)
  (exp.f64 (log.f64 (*.f64 (cbrt.f64 (-.f64 (exp.f64 x) 1.0)) (cbrt.f64 (-.f64 (exp.f64 x) 1.0)))))
  (exp.f64 (log.f64 (cbrt.f64 (-.f64 (exp.f64 x) 1.0))))
  (exp.f64 (log.f64 (sqrt.f64 (-.f64 (exp.f64 x) 1.0))))
  (exp.f64 (log.f64 (sqrt.f64 (-.f64 (exp.f64 x) 1.0))))
  (exp.f64 (log.f64 1))
  (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0)))
  (exp.f64 (log.f64 (+.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))))
  (exp.f64 (log.f64 (-.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))))
  (exp.f64 (log.f64 1))
  (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0)))
  (exp.f64 (log.f64 (-.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 1.0 3))))
  (exp.f64 (log.f64 (+.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (+.f64 (*.f64 1.0 1.0) (*.f64 (exp.f64 x) 1.0)))))
  (exp.f64 (log.f64 (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 1.0 1.0))))
  (exp.f64 (log.f64 (+.f64 (exp.f64 x) 1.0)))
  (log.f64 (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))
  (exp.f64 (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))
  (*.f64 (cbrt.f64 (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0)))) (cbrt.f64 (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0)))))
  (cbrt.f64 (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))
  (*.f64 (*.f64 (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))) (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0)))) (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))
  (sqrt.f64 (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))
  (sqrt.f64 (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))
  (+.f64 (*.f64 1/2 (pow.f64 x 2)) (+.f64 (*.f64 1/6 (pow.f64 x 3)) x))
  (-.f64 (exp.f64 x) 1.0)
  (-.f64 (exp.f64 x) 1.0)
  (+.f64 (*.f64 1/2 (pow.f64 x 2)) (+.f64 (*.f64 1/6 (pow.f64 x 3)) x))
  (-.f64 (exp.f64 x) 1.0)
  (-.f64 (exp.f64 x) 1.0)
0.377 * * [simplify]: iteration  0 :  5056  enodes  (cost  266 )
0.379 * [simplify]: Simplified to:
   (exp.f64 (-.f64 (exp.f64 x) 1.0))
  (log.f64 (-.f64 (exp.f64 x) 1.0))
  (exp.f64 (-.f64 (exp.f64 x) 1.0))
  (pow.f64 (cbrt.f64 (-.f64 (exp.f64 x) 1.0)) 2)
  (cbrt.f64 (-.f64 (exp.f64 x) 1.0))
  (pow.f64 (-.f64 (exp.f64 x) 1.0) 3)
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (-.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 1.0 3))
  (+.f64 (pow.f64 (exp.f64 x) 2) (*.f64 1.0 (+.f64 (exp.f64 x) 1.0)))
  (neg.f64 1.0)
  (-.f64 (pow.f64 (exp.f64 x) 2) (*.f64 1.0 1.0))
  (+.f64 (exp.f64 x) 1.0)
  (+.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  (-.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  (-.f64 (exp.f64 x) 1.0)
  E.f64
  (exp.f64 (*.f64 (cbrt.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))) (cbrt.f64 (log.f64 (-.f64 (exp.f64 x) 1.0)))))
  (exp.f64 (sqrt.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))
  E.f64
  (pow.f64 (cbrt.f64 (-.f64 (exp.f64 x) 1.0)) 2)
  (cbrt.f64 (-.f64 (exp.f64 x) 1.0))
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  1
  (-.f64 (exp.f64 x) 1.0)
  (+.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  (-.f64 (sqrt.f64 (exp.f64 x)) (sqrt.f64 1.0))
  1
  (-.f64 (exp.f64 x) 1.0)
  (-.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 1.0 3))
  (+.f64 (pow.f64 (exp.f64 x) 2) (*.f64 1.0 (+.f64 (exp.f64 x) 1.0)))
  (-.f64 (pow.f64 (exp.f64 x) 2) (*.f64 1.0 1.0))
  (+.f64 (exp.f64 x) 1.0)
  (log.f64 (-.f64 (exp.f64 x) 1.0))
  (exp.f64 (-.f64 (exp.f64 x) 1.0))
  (pow.f64 (cbrt.f64 (-.f64 (exp.f64 x) 1.0)) 2)
  (cbrt.f64 (-.f64 (exp.f64 x) 1.0))
  (pow.f64 (-.f64 (exp.f64 x) 1.0) 3)
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (sqrt.f64 (-.f64 (exp.f64 x) 1.0))
  (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
  (-.f64 (exp.f64 x) 1.0)
  (-.f64 (exp.f64 x) 1.0)
  (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
  (-.f64 (exp.f64 x) 1.0)
  (-.f64 (exp.f64 x) 1.0)
0.379 * * * [progress]: adding candidates to table
0.405 * [progress]: [Phase 3 of 3] Extracting.
0.405 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))))> #<alt (λ (x) (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))>)
0.405 * * * [regime-changes]: Trying 3 branch expressions: ((exp.f64 x) (-.f64 (exp.f64 x) 1.0) x)
0.405 * * * * [regimes]: Trying to branch on (exp.f64 x) from (#<alt (λ (x) (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))))> #<alt (λ (x) (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))>)
0.424 * * * * [regimes]: Trying to branch on (-.f64 (exp.f64 x) 1.0) from (#<alt (λ (x) (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))))> #<alt (λ (x) (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))>)
0.441 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6)))))> #<alt (λ (x) (exp.f64 (log.f64 (-.f64 (exp.f64 x) 1.0))))>)
0.464 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.465 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
0.466 * * [simplify]: iteration  0 :  12  enodes  (cost  11 )
0.466 * * [simplify]: iteration  1 :  12  enodes  (cost  11 )
0.466 * [simplify]: Simplified to:
   (+.f64 x (*.f64 (*.f64 x x) (+.f64 1/2 (*.f64 x 1/6))))
1.754 * [regime-testing]: End program error score: 0.47698024122914295
1.807 * [regime-testing]: Target error score: 0.4866734854374541