2.816 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.010 * * * [progress]: [2/2] Setting up program.
0.011 * [progress]: [Phase 2 of 3] Improving.
0.011 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (- x 1.0))
0.014 * * [simplify]: iteration  0 :  7  enodes  (cost  2 )
0.015 * * [simplify]: iteration  1 :  13  enodes  (cost  2 )
0.016 * * [simplify]: iteration  2 :  19  enodes  (cost  2 )
0.017 * * [simplify]: iteration  3 :  24  enodes  (cost  2 )
0.019 * * [simplify]: iteration  4 :  24  enodes  (cost  2 )
0.019 * [simplify]: Simplified to:
   (* x (- x 1.0))
0.019 * * [progress]: iteration 1 / 4
0.019 * * * [progress]: picking best candidate
0.020 * * * * [pick]: Picked  #<alt (λ (x) (* x (- x 1.0)))>
0.020 * * * [progress]: localizing error
0.023 * * * [progress]: generating rewritten candidates
0.023 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.030 * * * [progress]: generating series expansions
0.030 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.030 * [approximate]: Taking taylor expansion of (* (- x 1.0) x) in (x) around 0
0.030 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.030 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of 1.0 in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.030 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of 1.0 in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.043 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in (x) around 0
0.043 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.043 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of 1.0 in x
0.043 * [taylor]: Taking taylor expansion of x in x
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
0.044 * [taylor]: Taking taylor expansion of 1.0 in x
0.044 * [taylor]: Taking taylor expansion of x in x
0.057 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in (x) around 0
0.057 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
0.057 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.057 * [taylor]: Taking taylor expansion of 1.0 in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
0.058 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.058 * [taylor]: Taking taylor expansion of 1.0 in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.074 * * * [progress]: simplifying candidates
0.074 * [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))
0.077 * * [simplify]: iteration  0 :  111  enodes  (cost  100 )
0.081 * * [simplify]: iteration  1 :  460  enodes  (cost  88 )
0.091 * * [simplify]: iteration  2 :  2261  enodes  (cost  88 )
0.137 * * [simplify]: iteration  3 :  5002  enodes  (cost  88 )
0.138 * [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))
0.139 * * * [progress]: adding candidates to table
0.166 * * [progress]: iteration 2 / 4
0.167 * * * [progress]: picking best candidate
0.168 * * * * [pick]: Picked  #<alt (λ (x) (+ (pow x 2) (* x (neg 1.0))))>
0.168 * * * [progress]: localizing error
0.174 * * * [progress]: generating rewritten candidates
0.174 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.178 * * * [progress]: generating series expansions
0.178 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.179 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 1.0 x)) in (x) around 0
0.179 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 1.0 x)) in x
0.179 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.179 * [taylor]: Taking taylor expansion of x in x
0.179 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.179 * [taylor]: Taking taylor expansion of 1.0 in x
0.179 * [taylor]: Taking taylor expansion of x in x
0.179 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 1.0 x)) in x
0.179 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.179 * [taylor]: Taking taylor expansion of x in x
0.179 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.179 * [taylor]: Taking taylor expansion of 1.0 in x
0.179 * [taylor]: Taking taylor expansion of x in x
0.195 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in (x) around 0
0.195 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
0.195 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.195 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.195 * [taylor]: Taking taylor expansion of x in x
0.195 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.195 * [taylor]: Taking taylor expansion of 1.0 in x
0.195 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.195 * [taylor]: Taking taylor expansion of x in x
0.196 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.196 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.199 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.199 * [taylor]: Taking taylor expansion of 1.0 in x
0.199 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.199 * [taylor]: Taking taylor expansion of x in x
0.219 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in (x) around 0
0.219 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.219 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.220 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.220 * [taylor]: Taking taylor expansion of 1.0 in x
0.220 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.220 * [taylor]: Taking taylor expansion of x in x
0.220 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.220 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.220 * [taylor]: Taking taylor expansion of x in x
0.221 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.221 * [taylor]: Taking taylor expansion of 1.0 in x
0.221 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.221 * [taylor]: Taking taylor expansion of x in x
0.238 * * * [progress]: simplifying candidates
0.238 * [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))
0.241 * * [simplify]: iteration  0 :  95  enodes  (cost  92 )
0.244 * * [simplify]: iteration  1 :  394  enodes  (cost  73 )
0.254 * * [simplify]: iteration  2 :  1824  enodes  (cost  64 )
0.303 * * [simplify]: iteration  3 :  5001  enodes  (cost  63 )
0.304 * [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))
0.304 * * * [progress]: adding candidates to table
0.324 * [progress]: [Phase 3 of 3] Extracting.
0.324 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* x (- x 1.0)))> #<alt (λ (x) (+ (pow x 2) (* x (neg 1.0))))>)
0.324 * * * [regime-changes]: Trying 2 branch expressions: ((* x (- x 1.0)) x)
0.324 * * * * [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))))>)
0.336 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* x (- x 1.0)))> #<alt (λ (x) (+ (pow x 2) (* x (neg 1.0))))>)
0.348 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.348 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (pow x 2) (* x (neg 1.0)))
0.349 * * [simplify]: iteration  0 :  11  enodes  (cost  4 )
0.349 * * [simplify]: iteration  1 :  15  enodes  (cost  4 )
0.350 * * [simplify]: iteration  2 :  16  enodes  (cost  4 )
0.350 * * [simplify]: iteration  3 :  16  enodes  (cost  4 )
0.350 * [simplify]: Simplified to:
   (+ (pow x 2) (* x (neg 1.0)))
0.755 * [regime-testing]: Baseline error score: 0.009373331656894602
0.758 * [regime-testing]: Oracle error score: 0.0006250781347668458
0.759 * [regime-testing]: End program error score: 0.009373331656894602
0.772 * [regime-testing]: Target error score: 0.009373331656894602