3.885 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.013 * [progress]: [Phase 2 of 3] Improving.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x y) (+ y 1.0))
0.015 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.016 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.016 * [simplify]: Simplified to:
   (/ (+ x y) (+ y 1.0))
0.017 * * [progress]: iteration 1 / 4
0.017 * * * [progress]: picking best candidate
0.018 * * * * [pick]: Picked  #<alt (λ (x y) (/ (+ x y) (+ y 1.0)))>
0.018 * * * [progress]: localizing error
0.022 * * * [progress]: generating rewritten candidates
0.022 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.048 * * * [progress]: generating series expansions
0.048 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.049 * [approximate]: Taking taylor expansion of (/ (+ x y) (+ y 1.0)) in (x y) around 0
0.049 * [taylor]: Taking taylor expansion of (/ (+ x y) (+ y 1.0)) in y
0.049 * [taylor]: Taking taylor expansion of (+ x y) in y
0.049 * [taylor]: Taking taylor expansion of x in y
0.049 * [taylor]: Taking taylor expansion of y in y
0.049 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
0.049 * [taylor]: Taking taylor expansion of y in y
0.049 * [taylor]: Taking taylor expansion of 1.0 in y
0.049 * [taylor]: Taking taylor expansion of (/ (+ x y) (+ y 1.0)) in x
0.049 * [taylor]: Taking taylor expansion of (+ x y) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of (+ y 1.0) in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of 1.0 in x
0.049 * [taylor]: Taking taylor expansion of (/ (+ x y) (+ y 1.0)) in x
0.050 * [taylor]: Taking taylor expansion of (+ x y) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of y in x
0.050 * [taylor]: Taking taylor expansion of (+ y 1.0) in x
0.050 * [taylor]: Taking taylor expansion of y in x
0.050 * [taylor]: Taking taylor expansion of 1.0 in x
0.050 * [taylor]: Taking taylor expansion of (/ y (+ y 1.0)) in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of 1.0 in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 (+ y 1.0)) in y
0.051 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.051 * [taylor]: Taking taylor expansion of 1.0 in y
0.052 * [taylor]: Taking taylor expansion of 0 in y
0.055 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in (x y) around 0
0.055 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in y
0.055 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.055 * [taylor]: Taking taylor expansion of x in y
0.055 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.055 * [taylor]: Taking taylor expansion of 1.0 in y
0.056 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in x
0.056 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of 1.0 in x
0.057 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (+ (/ 1 y) 1.0)) in x
0.057 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.057 * [taylor]: Taking taylor expansion of y in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.057 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.057 * [taylor]: Taking taylor expansion of y in x
0.057 * [taylor]: Taking taylor expansion of 1.0 in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) 1.0)) in y
0.058 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.058 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.058 * [taylor]: Taking taylor expansion of y in y
0.058 * [taylor]: Taking taylor expansion of 1.0 in y
0.062 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) 1.0) y)) in y
0.062 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) y) in y
0.062 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.062 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.062 * [taylor]: Taking taylor expansion of y in y
0.063 * [taylor]: Taking taylor expansion of 1.0 in y
0.063 * [taylor]: Taking taylor expansion of y in y
0.066 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y)))) in (x y) around 0
0.070 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y)))) in y
0.070 * [taylor]: Taking taylor expansion of -1 in y
0.070 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y))) in y
0.070 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.071 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.071 * [taylor]: Taking taylor expansion of x in y
0.071 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.071 * [taylor]: Taking taylor expansion of 1.0 in y
0.071 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.071 * [taylor]: Taking taylor expansion of y in y
0.072 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y)))) in x
0.072 * [taylor]: Taking taylor expansion of -1 in x
0.072 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y))) in x
0.072 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.072 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.072 * [taylor]: Taking taylor expansion of y in x
0.072 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.072 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.073 * [taylor]: Taking taylor expansion of 1.0 in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y)))) in x
0.073 * [taylor]: Taking taylor expansion of -1 in x
0.073 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) (- 1.0 (/ 1 y))) in x
0.073 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.073 * [taylor]: Taking taylor expansion of 1.0 in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.074 * [taylor]: Taking taylor expansion of (/ -1 (- 1.0 (/ 1 y))) in y
0.074 * [taylor]: Taking taylor expansion of -1 in y
0.074 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.074 * [taylor]: Taking taylor expansion of 1.0 in y
0.074 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.074 * [taylor]: Taking taylor expansion of y in y
0.076 * [taylor]: Taking taylor expansion of (- (/ 1 (* y (- 1.0 (/ 1 y))))) in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 (* y (- 1.0 (/ 1 y)))) in y
0.076 * [taylor]: Taking taylor expansion of (* y (- 1.0 (/ 1 y))) in y
0.076 * [taylor]: Taking taylor expansion of y in y
0.076 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.076 * [taylor]: Taking taylor expansion of 1.0 in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.076 * [taylor]: Taking taylor expansion of y in y
0.081 * [taylor]: Taking taylor expansion of 0 in y
0.085 * * * [progress]: simplifying candidates
0.086 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ x y)) (log (+ y 1.0)))
  (log (/ (+ x y) (+ y 1.0)))
  (exp (/ (+ x y) (+ y 1.0)))
  (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* (+ y 1.0) (+ y 1.0)) (+ y 1.0)))
  (* (cbrt (/ (+ x y) (+ y 1.0))) (cbrt (/ (+ x y) (+ y 1.0))))
  (cbrt (/ (+ x y) (+ y 1.0)))
  (* (* (/ (+ x y) (+ y 1.0)) (/ (+ x y) (+ y 1.0))) (/ (+ x y) (+ y 1.0)))
  (sqrt (/ (+ x y) (+ y 1.0)))
  (sqrt (/ (+ x y) (+ y 1.0)))
  (- (+ x y))
  (- (+ y 1.0))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (cbrt (+ x y)) (cbrt (+ y 1.0)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (+ y 1.0)))
  (/ (cbrt (+ x y)) (sqrt (+ y 1.0)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (+ y 1.0))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (+ y 1.0))
  (/ (sqrt (+ x y)) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (sqrt (+ x y)) (cbrt (+ y 1.0)))
  (/ (sqrt (+ x y)) (sqrt (+ y 1.0)))
  (/ (sqrt (+ x y)) (sqrt (+ y 1.0)))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ y 1.0))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ y 1.0))
  (/ 1 (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (cbrt (+ y 1.0)))
  (/ 1 (sqrt (+ y 1.0)))
  (/ (+ x y) (sqrt (+ y 1.0)))
  (/ 1 1)
  (/ (+ x y) (+ y 1.0))
  (/ 1 1)
  (/ (+ x y) (+ y 1.0))
  (/ 1 (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (cbrt (+ y 1.0)))
  (/ 1 (sqrt (+ y 1.0)))
  (/ (+ x y) (sqrt (+ y 1.0)))
  (/ 1 1)
  (/ (+ x y) (+ y 1.0))
  (/ 1 1)
  (/ (+ x y) (+ y 1.0))
  (/ 1 (+ y 1.0))
  (/ (+ y 1.0) (+ x y))
  (/ (+ x y) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (sqrt (+ y 1.0)))
  (/ (+ x y) 1)
  (/ (+ x y) 1)
  (/ (+ y 1.0) (cbrt (+ x y)))
  (/ (+ y 1.0) (sqrt (+ x y)))
  (/ (+ y 1.0) (+ x y))
  (/ (+ y 1.0) (+ x y))
  (/ (+ x y) (+ (pow y 3) (pow 1.0 3)))
  (/ (+ x y) (- (* y y) (* 1.0 1.0)))
  (* (+ y 1.0) (+ (* x x) (- (* y y) (* x y))))
  (* (+ y 1.0) (- x y))
  (- (+ (* 1.0 x) (* 1.0 y)) (* 1.0 (* x y)))
  (- (+ (/ x y) 1) (* 1.0 (/ 1 y)))
  (- (+ (/ x y) 1) (* 1.0 (/ 1 y)))
0.090 * * [simplify]: iteration  0 :  191  enodes  (cost  254 )
0.094 * * [simplify]: iteration  1 :  588  enodes  (cost  238 )
0.104 * * [simplify]: iteration  2 :  1797  enodes  (cost  238 )
0.137 * * [simplify]: iteration  3 :  5001  enodes  (cost  236 )
0.138 * [simplify]: Simplified to:
   (log (/ (+ x y) (+ y 1.0)))
  (log (/ (+ x y) (+ y 1.0)))
  (exp (/ (+ x y) (+ y 1.0)))
  (pow (/ (+ x y) (+ y 1.0)) 3)
  (* (cbrt (/ (+ x y) (+ y 1.0))) (cbrt (/ (+ x y) (+ y 1.0))))
  (cbrt (/ (+ x y) (+ y 1.0)))
  (pow (/ (+ x y) (+ y 1.0)) 3)
  (sqrt (/ (+ x y) (+ y 1.0)))
  (sqrt (/ (+ x y) (+ y 1.0)))
  (- (+ x y))
  (- (+ y 1.0))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (cbrt (+ x y)) (cbrt (+ y 1.0)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (+ y 1.0)))
  (/ (cbrt (+ x y)) (sqrt (+ y 1.0)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ y 1.0))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ y 1.0))
  (/ (sqrt (+ x y)) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (sqrt (+ x y)) (cbrt (+ y 1.0)))
  (/ (sqrt (+ x y)) (sqrt (+ y 1.0)))
  (/ (sqrt (+ x y)) (sqrt (+ y 1.0)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ y 1.0))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ y 1.0))
  (/ 1 (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (cbrt (+ y 1.0)))
  (/ 1 (sqrt (+ y 1.0)))
  (/ (+ x y) (sqrt (+ y 1.0)))
  1
  (/ (+ x y) (+ y 1.0))
  1
  (/ (+ x y) (+ y 1.0))
  (/ 1 (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (cbrt (+ y 1.0)))
  (/ 1 (sqrt (+ y 1.0)))
  (/ (+ x y) (sqrt (+ y 1.0)))
  1
  (/ (+ x y) (+ y 1.0))
  1
  (/ (+ x y) (+ y 1.0))
  (/ 1 (+ y 1.0))
  (/ (+ y 1.0) (+ x y))
  (/ (+ x y) (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (/ (+ x y) (sqrt (+ y 1.0)))
  (+ x y)
  (+ x y)
  (/ (+ y 1.0) (cbrt (+ x y)))
  (/ (+ y 1.0) (sqrt (+ x y)))
  (/ (+ y 1.0) (+ x y))
  (/ (+ y 1.0) (+ x y))
  (/ (+ x y) (+ (pow y 3) (pow 1.0 3)))
  (/ (+ x y) (- (* y y) (* 1.0 1.0)))
  (* (+ (* y (- y x)) (* x x)) (+ y 1.0))
  (* (+ y 1.0) (- x y))
  (* 1.0 (- (+ x y) (* x y)))
  (- (/ x y) (- (/ 1.0 y) 1))
  (- (/ x y) (- (/ 1.0 y) 1))
0.138 * * * [progress]: adding candidates to table
0.199 * * [progress]: iteration 2 / 4
0.199 * * * [progress]: picking best candidate
0.201 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>
0.201 * * * [progress]: localizing error
0.206 * * * [progress]: generating rewritten candidates
0.206 * * * [progress]: generating series expansions
0.206 * * * [progress]: simplifying candidates
0.207 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.209 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.209 * [simplify]: Simplified to:
   
0.209 * * * [progress]: adding candidates to table
0.209 * [progress]: [Phase 3 of 3] Extracting.
0.209 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (+ x y) (+ y 1.0)))> #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>)
0.209 * * * [regime-changes]: Trying 3 branch expressions: ((/ (+ x y) (+ y 1.0)) y x)
0.209 * * * * [regimes]: Trying to branch on (/ (+ x y) (+ y 1.0)) from (#<alt (λ (x y) (/ (+ x y) (+ y 1.0)))> #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>)
0.223 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (+ x y) (+ y 1.0)))> #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>)
0.234 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (+ x y) (+ y 1.0)))> #<alt (λ (x y) (- (/ x y) (- (/ 1.0 y) 1)))>)
0.244 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.245 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x y) (+ y 1.0))
0.245 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.246 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.246 * [simplify]: Simplified to:
   (/ (+ x y) (+ y 1.0))
0.593 * [regime-testing]: Baseline error score: 0.013001625203150393
0.593 * [regime-testing]: Oracle error score: 0.007875984498062257
0.594 * [regime-testing]: End program error score: 0.013001625203150393