24.065 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.012 * [progress]: [Phase 2 of 3] Improving.
0.012 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (- x 1.0))
0.015 * * [simplify]: iteration  0 :  7  enodes  (cost  2 )
0.016 * * [simplify]: iteration  1 :  13  enodes  (cost  2 )
0.017 * * [simplify]: iteration  2 :  19  enodes  (cost  2 )
0.018 * * [simplify]: iteration  3 :  24  enodes  (cost  2 )
0.020 * * [simplify]: iteration  4 :  24  enodes  (cost  2 )
0.020 * [simplify]: Simplified to:
   (* x (- x 1.0))
0.020 * * [progress]: iteration 1 / 4
0.020 * * * [progress]: picking best candidate
0.021 * * * * [pick]: Picked  #<alt (λ (x) (* x (- x 1.0)))>
0.021 * * * [progress]: localizing error
0.024 * * * [progress]: generating rewritten candidates
0.024 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.031 * * * [progress]: generating series expansions
0.031 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.031 * [approximate]: Taking taylor expansion of (* (- x 1.0) x) in (x) around 0
0.031 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.031 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of 1.0 in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.031 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of 1.0 in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.044 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in (x) around 0
0.044 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.044 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.044 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of 1.0 in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.045 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of 1.0 in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.059 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in (x) around 0
0.059 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
0.059 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.059 * [taylor]: Taking taylor expansion of 1.0 in x
0.059 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
0.060 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.060 * [taylor]: Taking taylor expansion of 1.0 in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.070 * * * [progress]: simplifying candidates
0.071 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (- x 1.0))
  (+ (log x) (log (- x 1.0)))
  (log (* x (- x 1.0)))
  (exp (* x (- x 1.0)))
  (* (* (* x x) x) (* (* (- x 1.0) (- x 1.0)) (- x 1.0)))
  (* (cbrt (* x (- x 1.0))) (cbrt (* x (- x 1.0))))
  (cbrt (* x (- x 1.0)))
  (* (* (* x (- x 1.0)) (* x (- x 1.0))) (* x (- x 1.0)))
  (sqrt (* x (- x 1.0)))
  (sqrt (* x (- x 1.0)))
  (* (sqrt x) (sqrt (- x 1.0)))
  (* (sqrt x) (sqrt (- x 1.0)))
  (* x x)
  (* x (neg 1.0))
  (* x x)
  (* x (neg 1.0))
  (* x x)
  (* (neg 1.0) x)
  (* x x)
  (* (neg 1.0) x)
  (* x (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (* x (sqrt (- x 1.0)))
  (* x 1)
  (* x (+ (sqrt x) (sqrt 1.0)))
  (* x 1)
  (* (cbrt x) (- x 1.0))
  (* (sqrt x) (- x 1.0))
  (* x (- x 1.0))
  (* x (- (pow x 3) (pow 1.0 3)))
  (* x (- (* x x) (* 1.0 1.0)))
  (- (pow x 2) (* 1.0 x))
  (- (pow x 2) (* 1.0 x))
  (- (pow x 2) (* 1.0 x))
0.074 * * [simplify]: iteration  0 :  111  enodes  (cost  100 )
0.077 * * [simplify]: iteration  1 :  460  enodes  (cost  88 )
0.088 * * [simplify]: iteration  2 :  2261  enodes  (cost  88 )
0.134 * * [simplify]: iteration  3 :  5002  enodes  (cost  88 )
0.135 * [simplify]: Simplified to:
   (* x (- x 1.0))
  (log (* x (- x 1.0)))
  (log (* x (- x 1.0)))
  (exp (* x (- x 1.0)))
  (pow (* x (- x 1.0)) 3)
  (* (cbrt (* x (- x 1.0))) (cbrt (* x (- x 1.0))))
  (cbrt (* x (- x 1.0)))
  (pow (* x (- x 1.0)) 3)
  (sqrt (* x (- x 1.0)))
  (sqrt (* x (- x 1.0)))
  (* (sqrt (- x 1.0)) (pow x 1/2))
  (* (sqrt (- x 1.0)) (pow x 1/2))
  (pow x 2)
  (* x (neg 1.0))
  (pow x 2)
  (* x (neg 1.0))
  (pow x 2)
  (* x (neg 1.0))
  (pow x 2)
  (* x (neg 1.0))
  (* x (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (* x (sqrt (- x 1.0)))
  x
  (* x (+ (sqrt x) (sqrt 1.0)))
  x
  (* (cbrt x) (- x 1.0))
  (* (sqrt x) (- x 1.0))
  (* x (- x 1.0))
  (* x (- (pow x 3) (pow 1.0 3)))
  (* x (- (* x x) (* 1.0 1.0)))
  (* x (- x 1.0))
  (* x (- x 1.0))
  (* x (- x 1.0))
0.135 * * * [progress]: adding candidates to table
0.164 * * [progress]: iteration 2 / 4
0.164 * * * [progress]: picking best candidate
0.165 * * * * [pick]: Picked  #<alt (λ (x) (+ (pow x 2) (* x (neg 1.0))))>
0.165 * * * [progress]: localizing error
0.171 * * * [progress]: generating rewritten candidates
0.171 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.176 * * * [progress]: generating series expansions
0.176 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.176 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 1.0 x)) in (x) around 0
0.176 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 1.0 x)) in x
0.176 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.176 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.176 * [taylor]: Taking taylor expansion of 1.0 in x
0.176 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 1.0 x)) in x
0.176 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.176 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.176 * [taylor]: Taking taylor expansion of 1.0 in x
0.176 * [taylor]: Taking taylor expansion of x in x
0.191 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in (x) around 0
0.191 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
0.191 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.191 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.192 * [taylor]: Taking taylor expansion of 1.0 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 (pow x 2)) (* 1.0 (/ 1 x))) in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.192 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of 1.0 in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.215 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in (x) around 0
0.215 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.215 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.215 * [taylor]: Taking taylor expansion of x in x
0.215 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.215 * [taylor]: Taking taylor expansion of 1.0 in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.215 * [taylor]: Taking taylor expansion of x in x
0.216 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
0.216 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.216 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.216 * [taylor]: Taking taylor expansion of x in x
0.216 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.216 * [taylor]: Taking taylor expansion of 1.0 in x
0.216 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.216 * [taylor]: Taking taylor expansion of x in x
0.235 * * * [progress]: simplifying candidates
0.235 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (pow x 2)) (exp (* x (neg 1.0))))
  (log (+ (pow x 2) (* x (neg 1.0))))
  (exp (+ (pow x 2) (* x (neg 1.0))))
  (* (cbrt (+ (pow x 2) (* x (neg 1.0)))) (cbrt (+ (pow x 2) (* x (neg 1.0)))))
  (cbrt (+ (pow x 2) (* x (neg 1.0))))
  (* (* (+ (pow x 2) (* x (neg 1.0))) (+ (pow x 2) (* x (neg 1.0)))) (+ (pow x 2) (* x (neg 1.0))))
  (sqrt (+ (pow x 2) (* x (neg 1.0))))
  (sqrt (+ (pow x 2) (* x (neg 1.0))))
  (+ (pow (pow x 2) 3) (pow (* x (neg 1.0)) 3))
  (+ (* (pow x 2) (pow x 2)) (- (* (* x (neg 1.0)) (* x (neg 1.0))) (* (pow x 2) (* x (neg 1.0)))))
  (- (* (pow x 2) (pow x 2)) (* (* x (neg 1.0)) (* x (neg 1.0))))
  (- (pow x 2) (* x (neg 1.0)))
  (+ x (neg 1.0))
  (- (pow x 2) (* 1.0 x))
  (- (pow x 2) (* 1.0 x))
  (- (pow x 2) (* 1.0 x))
0.240 * * [simplify]: iteration  0 :  95  enodes  (cost  92 )
0.245 * * [simplify]: iteration  1 :  394  enodes  (cost  73 )
0.259 * * [simplify]: iteration  2 :  1824  enodes  (cost  64 )
0.335 * * [simplify]: iteration  3 :  5001  enodes  (cost  63 )
0.336 * [simplify]: Simplified to:
   (pow (exp x) (- x 1.0))
  (+ (log x) (log (- x 1.0)))
  (pow (exp x) (- x 1.0))
  (* (cbrt (+ (pow x 2) (* x (neg 1.0)))) (cbrt (+ (pow x 2) (* x (neg 1.0)))))
  (cbrt (+ (pow x 2) (* x (neg 1.0))))
  (pow (* x (- x 1.0)) 3)
  (sqrt (+ (pow x 2) (* x (neg 1.0))))
  (sqrt (+ (pow x 2) (* x (neg 1.0))))
  (- (pow x 6) (pow (* 1.0 x) 3))
  (* x (+ (pow x 3) (* 1.0 (* x (+ x 1.0)))))
  (* (pow x 2) (- (pow x 2) (* 1.0 1.0)))
  (* x (+ x 1.0))
  (- x 1.0)
  (* x (- x 1.0))
  (* x (- x 1.0))
  (* x (- x 1.0))
0.336 * * * [progress]: adding candidates to table
0.373 * [progress]: [Phase 3 of 3] Extracting.
0.373 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* x (- x 1.0)))> #<alt (λ (x) (+ (pow x 2) (* x (neg 1.0))))>)
0.373 * * * [regime-changes]: Trying 2 branch expressions: ((* x (- x 1.0)) x)
0.373 * * * * [regimes]: Trying to branch on (* x (- x 1.0)) from (#<alt (λ (x) (* x (- x 1.0)))> #<alt (λ (x) (+ (pow x 2) (* x (neg 1.0))))>)
0.390 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* x (- x 1.0)))> #<alt (λ (x) (+ (pow x 2) (* x (neg 1.0))))>)
0.410 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.410 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (pow x 2) (* x (neg 1.0)))
0.411 * * [simplify]: iteration  0 :  11  enodes  (cost  4 )
0.412 * * [simplify]: iteration  1 :  15  enodes  (cost  4 )
0.412 * * [simplify]: iteration  2 :  16  enodes  (cost  4 )
0.413 * * [simplify]: iteration  3 :  16  enodes  (cost  4 )
0.413 * [simplify]: Simplified to:
   (+ (pow x 2) (* x (neg 1.0)))
0.770 * [regime-testing]: Baseline error score: 0.00866632430239872
0.770 * [regime-testing]: Oracle error score: 0.0007500937617202151
0.771 * [regime-testing]: End program error score: 0.00866632430239872
0.786 * [regime-testing]: Target error score: 0.00866632430239872