10.599 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 x (-.f64 1 (*.f64 x 1/2)))
0.041 * * [simplify]: iteration  0 :  167  enodes  (cost  10 )
0.041 * * [simplify]: iteration  1 :  167  enodes  (cost  10 )
0.042 * [simplify]: Simplified to:
   (*.f64 x (-.f64 1 (*.f64 x 1/2)))
0.042 * * [progress]: iteration 1 / 4
0.042 * * * [progress]: picking best candidate
0.054 * * * * [pick]: Picked  #<alt (λ (x) (*.f64 x (-.f64 1 (*.f64 x 1/2))))>
0.054 * * * [progress]: localizing error
0.061 * * * [progress]: generating rewritten candidates
0.061 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.069 * * * [progress]: generating series expansions
0.069 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.070 * [approximate]: Taking taylor expansion of (* x (- 1 (* 1/2 x))) in (x) around 0
0.070 * [taylor]: Taking taylor expansion of (* x (- 1 (* 1/2 x))) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (- 1 (* 1/2 x)) in x
0.070 * [taylor]: Taking taylor expansion of 1 in x
0.070 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.070 * [taylor]: Taking taylor expansion of 1/2 in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (* x (- 1 (* 1/2 x))) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (- 1 (* 1/2 x)) in x
0.070 * [taylor]: Taking taylor expansion of 1 in x
0.070 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.070 * [taylor]: Taking taylor expansion of 1/2 in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.080 * [approximate]: Taking taylor expansion of (/ (- 1 (* 1/2 (/ 1 x))) x) in (x) around 0
0.080 * [taylor]: Taking taylor expansion of (/ (- 1 (* 1/2 (/ 1 x))) x) in x
0.080 * [taylor]: Taking taylor expansion of (- 1 (* 1/2 (/ 1 x))) in x
0.080 * [taylor]: Taking taylor expansion of 1 in x
0.080 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.081 * [taylor]: Taking taylor expansion of 1/2 in x
0.081 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.081 * [taylor]: Taking taylor expansion of x in x
0.081 * [taylor]: Taking taylor expansion of x in x
0.081 * [taylor]: Taking taylor expansion of (/ (- 1 (* 1/2 (/ 1 x))) x) in x
0.081 * [taylor]: Taking taylor expansion of (- 1 (* 1/2 (/ 1 x))) in x
0.081 * [taylor]: Taking taylor expansion of 1 in x
0.081 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.081 * [taylor]: Taking taylor expansion of 1/2 in x
0.081 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.081 * [taylor]: Taking taylor expansion of x in x
0.081 * [taylor]: Taking taylor expansion of x in x
0.094 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (/ 1 x)) 1) x)) in (x) around 0
0.094 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (/ 1 x)) 1) x)) in x
0.094 * [taylor]: Taking taylor expansion of -1 in x
0.094 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (/ 1 x)) 1) x) in x
0.094 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 x)) 1) in x
0.094 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.094 * [taylor]: Taking taylor expansion of 1/2 in x
0.094 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of 1 in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (/ 1 x)) 1) x)) in x
0.094 * [taylor]: Taking taylor expansion of -1 in x
0.094 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (/ 1 x)) 1) x) in x
0.094 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 x)) 1) in x
0.094 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.094 * [taylor]: Taking taylor expansion of 1/2 in x
0.094 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of 1 in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.109 * * * [progress]: simplifying candidates
0.109 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 x (-.f64 (*.f64 1 1) (*.f64 (*.f64 x 1/2) (*.f64 x 1/2))))
  (*.f64 x (-.f64 (pow.f64 1 3) (pow.f64 (*.f64 x 1/2) 3)))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (*.f64 (sqrt.f64 x) (-.f64 1 (*.f64 x 1/2)))
  (*.f64 (cbrt.f64 x) (-.f64 1 (*.f64 x 1/2)))
  (*.f64 x 1)
  (*.f64 x (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  (*.f64 x (*.f64 (cbrt.f64 (-.f64 1 (*.f64 x 1/2))) (cbrt.f64 (-.f64 1 (*.f64 x 1/2)))))
  (*.f64 1 x)
  (*.f64 (neg.f64 (*.f64 x 1/2)) x)
  (*.f64 x 1)
  (*.f64 x (neg.f64 (*.f64 x 1/2)))
  (*.f64 (sqrt.f64 x) (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  (*.f64 (sqrt.f64 x) (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  (sqrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (sqrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (*.f64 (*.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))) (*.f64 x (-.f64 1 (*.f64 x 1/2)))) (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (*.f64 (cbrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2)))) (cbrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2)))))
  (cbrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 (-.f64 1 (*.f64 x 1/2)) (-.f64 1 (*.f64 x 1/2))) (-.f64 1 (*.f64 x 1/2))))
  (exp.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (log.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (+.f64 (log.f64 x) (log.f64 (-.f64 1 (*.f64 x 1/2))))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (-.f64 x (*.f64 1/2 (pow.f64 x 2)))
  (-.f64 x (*.f64 1/2 (pow.f64 x 2)))
  (-.f64 x (*.f64 1/2 (pow.f64 x 2)))
0.187 * * [simplify]: iteration  0 :  4871  enodes  (cost  301 )
0.188 * * [simplify]: iteration  1 :  4871  enodes  (cost  301 )
0.190 * [simplify]: Simplified to:
   (-.f64 x (*.f64 (pow.f64 x 3) 1/4))
  (*.f64 x (-.f64 1 (pow.f64 (*.f64 x 1/2) 3)))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (*.f64 (-.f64 1 (*.f64 x 1/2)) (sqrt.f64 x))
  (*.f64 (-.f64 1 (*.f64 x 1/2)) (cbrt.f64 x))
  x
  (*.f64 x (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  (*.f64 x (*.f64 (cbrt.f64 (-.f64 1 (*.f64 x 1/2))) (cbrt.f64 (-.f64 1 (*.f64 x 1/2)))))
  x
  (*.f64 x (*.f64 x -1/2))
  x
  (*.f64 x (*.f64 x -1/2))
  (*.f64 (sqrt.f64 x) (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  (*.f64 (sqrt.f64 x) (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  (sqrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (sqrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (pow.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))) 3)
  (*.f64 (cbrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2)))) (cbrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2)))))
  (cbrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (pow.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))) 3)
  (exp.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (log.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (log.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
0.190 * * * [progress]: adding candidates to table
0.266 * * [progress]: iteration 2 / 4
0.266 * * * [progress]: picking best candidate
0.273 * * * * [pick]: Picked  #<alt (λ (x) (+.f64 x (*.f64 x (*.f64 x -1/2))))>
0.273 * * * [progress]: localizing error
0.279 * * * [progress]: generating rewritten candidates
0.279 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.283 * * * [progress]: generating series expansions
0.283 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.284 * [approximate]: Taking taylor expansion of (- x (* 1/2 (pow x 2))) in (x) around 0
0.284 * [taylor]: Taking taylor expansion of (- x (* 1/2 (pow x 2))) in x
0.284 * [taylor]: Taking taylor expansion of x in x
0.284 * [taylor]: Taking taylor expansion of (* 1/2 (pow x 2)) in x
0.284 * [taylor]: Taking taylor expansion of 1/2 in x
0.284 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.284 * [taylor]: Taking taylor expansion of x in x
0.284 * [taylor]: Taking taylor expansion of (- x (* 1/2 (pow x 2))) in x
0.284 * [taylor]: Taking taylor expansion of x in x
0.284 * [taylor]: Taking taylor expansion of (* 1/2 (pow x 2)) in x
0.284 * [taylor]: Taking taylor expansion of 1/2 in x
0.284 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.284 * [taylor]: Taking taylor expansion of x in x
0.290 * [approximate]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ 1 (pow x 2)))) in (x) around 0
0.290 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ 1 (pow x 2)))) in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.290 * [taylor]: Taking taylor expansion of 1/2 in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.290 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ 1 (pow x 2)))) in x
0.291 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.291 * [taylor]: Taking taylor expansion of x in x
0.291 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.291 * [taylor]: Taking taylor expansion of 1/2 in x
0.291 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.291 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.291 * [taylor]: Taking taylor expansion of x in x
0.305 * [approximate]: Taking taylor expansion of (neg (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))) in (x) around 0
0.305 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))) in x
0.305 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)) in x
0.305 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.305 * [taylor]: Taking taylor expansion of 1/2 in x
0.305 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.305 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.305 * [taylor]: Taking taylor expansion of x in x
0.305 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.305 * [taylor]: Taking taylor expansion of x in x
0.305 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))) in x
0.305 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)) in x
0.305 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.305 * [taylor]: Taking taylor expansion of 1/2 in x
0.305 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.305 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.305 * [taylor]: Taking taylor expansion of x in x
0.305 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.305 * [taylor]: Taking taylor expansion of x in x
0.319 * * * [progress]: simplifying candidates
0.319 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (*.f64 x x) (*.f64 (*.f64 x (*.f64 x -1/2)) (*.f64 x (*.f64 x -1/2))))
  (-.f64 x (*.f64 x (*.f64 x -1/2)))
  (+.f64 (pow.f64 x 3) (pow.f64 (*.f64 x (*.f64 x -1/2)) 3))
  (+.f64 (*.f64 x x) (-.f64 (*.f64 (*.f64 x (*.f64 x -1/2)) (*.f64 x (*.f64 x -1/2))) (*.f64 x (*.f64 x (*.f64 x -1/2)))))
  (sqrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (sqrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (*.f64 (*.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))) (+.f64 x (*.f64 x (*.f64 x -1/2)))) (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (*.f64 (cbrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2)))) (cbrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2)))))
  (cbrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (exp.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (log.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (*.f64 (exp.f64 x) (exp.f64 (*.f64 x (*.f64 x -1/2))))
  (-.f64 x (*.f64 1/2 (pow.f64 x 2)))
  (-.f64 x (*.f64 1/2 (pow.f64 x 2)))
  (-.f64 x (*.f64 1/2 (pow.f64 x 2)))
0.421 * * [simplify]: iteration  0 :  5140  enodes  (cost  196 )
0.423 * [simplify]: Simplified to:
   (-.f64 (*.f64 x x) (*.f64 (pow.f64 x 4) 1/4))
  (-.f64 x (*.f64 x (*.f64 x -1/2)))
  (+.f64 (pow.f64 x 3) (*.f64 (pow.f64 x 6) -1/8))
  (+.f64 (*.f64 x x) (*.f64 (pow.f64 x 3) (+.f64 1/2 (*.f64 x 1/4))))
  (sqrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (sqrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (pow.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))) 3)
  (*.f64 (cbrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2)))) (cbrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2)))))
  (cbrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (exp.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (log.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (exp.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (+.f64 x (*.f64 x (*.f64 x -1/2)))
  (+.f64 x (*.f64 x (*.f64 x -1/2)))
  (+.f64 x (*.f64 x (*.f64 x -1/2)))
0.423 * * * [progress]: adding candidates to table
0.463 * [progress]: [Phase 3 of 3] Extracting.
0.463 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (*.f64 x (-.f64 1 (*.f64 x 1/2))))> #<alt (λ (x) (+.f64 x (*.f64 x (*.f64 x -1/2))))>)
0.464 * * * [regime-changes]: Trying 2 branch expressions: ((*.f64 x (-.f64 1 (*.f64 x 1/2))) x)
0.464 * * * * [regimes]: Trying to branch on (*.f64 x (-.f64 1 (*.f64 x 1/2))) from (#<alt (λ (x) (*.f64 x (-.f64 1 (*.f64 x 1/2))))> #<alt (λ (x) (+.f64 x (*.f64 x (*.f64 x -1/2))))>)
0.521 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (*.f64 x (-.f64 1 (*.f64 x 1/2))))> #<alt (λ (x) (+.f64 x (*.f64 x (*.f64 x -1/2))))>)
0.574 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.575 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+.f64 x (*.f64 x (*.f64 x -1/2)))
0.577 * * [simplify]: iteration  0 :  9  enodes  (cost  10 )
0.577 * * [simplify]: iteration  1 :  9  enodes  (cost  10 )
0.577 * [simplify]: Simplified to:
   (+.f64 x (*.f64 x (*.f64 x -1/2)))
1.946 * [regime-testing]: End program error score: 0.010034602642917228