11.631 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.012 * * * [progress]: [2/2] Setting up program.
0.014 * [progress]: [Phase 2 of 3] Improving.
0.014 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 x (-.f64 1 (*.f64 x 1/2)))
0.024 * * [simplify]: iteration  0 :  166  enodes  (cost  7 )
0.024 * * [simplify]: iteration  1 :  166  enodes  (cost  7 )
0.025 * [simplify]: Simplified to:
   (*.f64 x (-.f64 1 (*.f64 x 1/2)))
0.025 * * [progress]: iteration 1 / 4
0.025 * * * [progress]: picking best candidate
0.026 * * * * [pick]: Picked  #<alt (λ (x) (*.f64 x (-.f64 1 (*.f64 x 1/2))))>
0.026 * * * [progress]: localizing error
0.030 * * * [progress]: generating rewritten candidates
0.030 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.037 * * * [progress]: generating series expansions
0.037 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.037 * [approximate]: Taking taylor expansion of (* x (- 1 (* 1/2 x))) in (x) around 0
0.037 * [taylor]: Taking taylor expansion of (* x (- 1 (* 1/2 x))) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of (- 1 (* 1/2 x)) in x
0.037 * [taylor]: Taking taylor expansion of 1 in x
0.037 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.037 * [taylor]: Taking taylor expansion of 1/2 in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of (* x (- 1 (* 1/2 x))) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of (- 1 (* 1/2 x)) in x
0.037 * [taylor]: Taking taylor expansion of 1 in x
0.037 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.037 * [taylor]: Taking taylor expansion of 1/2 in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.039 * [approximate]: Taking taylor expansion of (/ (- 1 (* 1/2 (/ 1 x))) x) in (x) around 0
0.039 * [taylor]: Taking taylor expansion of (/ (- 1 (* 1/2 (/ 1 x))) x) in x
0.039 * [taylor]: Taking taylor expansion of (- 1 (* 1/2 (/ 1 x))) in x
0.039 * [taylor]: Taking taylor expansion of 1 in x
0.039 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.039 * [taylor]: Taking taylor expansion of 1/2 in x
0.039 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.039 * [taylor]: Taking taylor expansion of (/ (- 1 (* 1/2 (/ 1 x))) x) in x
0.039 * [taylor]: Taking taylor expansion of (- 1 (* 1/2 (/ 1 x))) in x
0.039 * [taylor]: Taking taylor expansion of 1 in x
0.039 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.039 * [taylor]: Taking taylor expansion of 1/2 in x
0.039 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.041 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (/ 1 x)) 1) x)) in (x) around 0
0.041 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (/ 1 x)) 1) x)) in x
0.041 * [taylor]: Taking taylor expansion of -1 in x
0.041 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (/ 1 x)) 1) x) in x
0.041 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 x)) 1) in x
0.041 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.041 * [taylor]: Taking taylor expansion of 1/2 in x
0.041 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of 1 in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (/ 1 x)) 1) x)) in x
0.041 * [taylor]: Taking taylor expansion of -1 in x
0.041 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (/ 1 x)) 1) x) in x
0.041 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 x)) 1) in x
0.041 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.041 * [taylor]: Taking taylor expansion of 1/2 in x
0.041 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of 1 in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.043 * * * [progress]: simplifying candidates
0.044 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (+.f64 (log.f64 x) (log.f64 (-.f64 1 (*.f64 x 1/2))))
  (log.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (exp.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))))
  (*.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 (-.f64 1 (*.f64 x 1/2))) (*.f64 x (-.f64 1 (*.f64 x 1/2)))) (*.f64 x (-.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 (sqrt.f64 x) (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  (*.f64 (sqrt.f64 x) (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  (*.f64 x 1)
  (*.f64 x (neg.f64 (*.f64 x 1/2)))
  (*.f64 1 x)
  (*.f64 (neg.f64 (*.f64 x 1/2)) x)
  (*.f64 x (*.f64 (cbrt.f64 (-.f64 1 (*.f64 x 1/2))) (cbrt.f64 (-.f64 1 (*.f64 x 1/2)))))
  (*.f64 x (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  (*.f64 x 1)
  (*.f64 (cbrt.f64 x) (-.f64 1 (*.f64 x 1/2)))
  (*.f64 (sqrt.f64 x) (-.f64 1 (*.f64 x 1/2)))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (*.f64 x (-.f64 (pow.f64 1 3) (pow.f64 (*.f64 x 1/2) 3)))
  (*.f64 x (-.f64 (*.f64 1 1) (*.f64 (*.f64 x 1/2) (*.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)))
0.097 * * [simplify]: iteration  0 :  4910  enodes  (cost  201 )
0.097 * * [simplify]: iteration  1 :  4910  enodes  (cost  201 )
0.099 * [simplify]: Simplified to:
   (*.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))))
  (pow.f64 (/.f64 E.f64 (sqrt.f64 (exp.f64 x))) x)
  (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)
  (sqrt.f64 (*.f64 x (-.f64 1 (*.f64 x 1/2))))
  (sqrt.f64 (*.f64 x (-.f64 1 (*.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))))
  x
  (*.f64 x (*.f64 x -1/2))
  x
  (*.f64 x (*.f64 x -1/2))
  (*.f64 x (*.f64 (cbrt.f64 (-.f64 1 (*.f64 x 1/2))) (cbrt.f64 (-.f64 1 (*.f64 x 1/2)))))
  (*.f64 x (sqrt.f64 (-.f64 1 (*.f64 x 1/2))))
  x
  (*.f64 (-.f64 1 (*.f64 x 1/2)) (cbrt.f64 x))
  (*.f64 (-.f64 1 (*.f64 x 1/2)) (sqrt.f64 x))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (+.f64 x (*.f64 -1/8 (pow.f64 x 4)))
  (+.f64 x (*.f64 (pow.f64 x 3) -1/4))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
  (*.f64 x (-.f64 1 (*.f64 x 1/2)))
0.099 * * * [progress]: adding candidates to table
0.114 * * [progress]: iteration 2 / 4
0.114 * * * [progress]: picking best candidate
0.115 * * * * [pick]: Picked  #<alt (λ (x) (+.f64 x (*.f64 x (*.f64 x -1/2))))>
0.115 * * * [progress]: localizing error
0.119 * * * [progress]: generating rewritten candidates
0.119 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.123 * * * [progress]: generating series expansions
0.123 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.124 * [approximate]: Taking taylor expansion of (- x (* 1/2 (pow x 2))) in (x) around 0
0.124 * [taylor]: Taking taylor expansion of (- x (* 1/2 (pow x 2))) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (* 1/2 (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of 1/2 in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (- x (* 1/2 (pow x 2))) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (* 1/2 (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of 1/2 in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.125 * [approximate]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ 1 (pow x 2)))) in (x) around 0
0.125 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ 1 (pow x 2)))) in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.125 * [taylor]: Taking taylor expansion of 1/2 in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.125 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ 1 (pow x 2)))) in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.125 * [taylor]: Taking taylor expansion of 1/2 in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.125 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.127 * [approximate]: Taking taylor expansion of (neg (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))) in (x) around 0
0.127 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))) in x
0.127 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)) in x
0.128 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.128 * [taylor]: Taking taylor expansion of 1/2 in x
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.128 * [taylor]: Taking taylor expansion of x in x
0.128 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.128 * [taylor]: Taking taylor expansion of x in x
0.128 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))) in x
0.128 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)) in x
0.128 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.128 * [taylor]: Taking taylor expansion of 1/2 in x
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.128 * [taylor]: Taking taylor expansion of x in x
0.128 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.128 * [taylor]: Taking taylor expansion of x in x
0.130 * * * [progress]: simplifying candidates
0.130 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 (exp.f64 x) (exp.f64 (*.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 (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))))
  (*.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))))
  (sqrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (sqrt.f64 (+.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)))))
  (-.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 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)))
0.213 * * [simplify]: iteration  0 :  4852  enodes  (cost  133 )
0.213 * * [simplify]: iteration  1 :  4852  enodes  (cost  133 )
0.214 * [simplify]: Simplified to:
   (/.f64 (exp.f64 x) (sqrt.f64 (pow.f64 (exp.f64 x) x)))
  (log.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (/.f64 (exp.f64 x) (sqrt.f64 (pow.f64 (exp.f64 x) x)))
  (*.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))))
  (pow.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))) 3)
  (sqrt.f64 (+.f64 x (*.f64 x (*.f64 x -1/2))))
  (sqrt.f64 (+.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 (*.f64 x 1/4) 1/2)))
  (-.f64 (*.f64 x x) (*.f64 (pow.f64 x 4) 1/4))
  (-.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)))
0.214 * * * [progress]: adding candidates to table
0.221 * [progress]: [Phase 3 of 3] Extracting.
0.221 * * [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))))>)
0.221 * * * [regime-changes]: Trying 2 branch expressions: ((*.f64 x (-.f64 1 (*.f64 x 1/2))) x)
0.221 * * * * [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))))>)
0.236 * * * * [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))))>)
0.250 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.251 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+.f64 x (*.f64 x (*.f64 x -1/2)))
0.252 * * [simplify]: iteration  0 :  8  enodes  (cost  7 )
0.252 * * [simplify]: iteration  1 :  8  enodes  (cost  7 )
0.252 * [simplify]: Simplified to:
   (+.f64 x (*.f64 x (*.f64 x -1/2)))
0.600 * [regime-testing]: End program error score: 0.010227197764977825