0.830 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.251 * * * [progress]: [2/2] Setting up program.
0.253 * [progress]: [Phase 2 of 3] Improving.
0.256 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (* (+ x 1.0) (+ x 1.0)) 1.0)
0.258 * * [simplify]: iteration  0 :  5  enodes  (cost  9 )
0.261 * * [simplify]: iteration  1 :  14  enodes  (cost  9 )
0.264 * * [simplify]: iteration  2 :  32  enodes  (cost  9 )
0.268 * * [simplify]: iteration  3 :  69  enodes  (cost  9 )
0.280 * * [simplify]: iteration  4 :  155  enodes  (cost  9 )
0.317 * * [simplify]: iteration  5 :  255  enodes  (cost  9 )
0.365 * * [simplify]: iteration  6 :  366  enodes  (cost  9 )
0.437 * * [simplify]: iteration  7 :  595  enodes  (cost  9 )
0.647 * * [simplify]: iteration  8 :  1266  enodes  (cost  9 )
1.106 * * [simplify]: iteration  9 :  1756  enodes  (cost  9 )
1.716 * * [simplify]: iteration  10 :  2058  enodes  (cost  9 )
2.473 * * [simplify]: iteration  11 :  2316  enodes  (cost  9 )
3.458 * * [simplify]: iteration  12 :  2718  enodes  (cost  9 )
5.002 * * [simplify]: iteration  13 :  3330  enodes  (cost  9 )
7.490 * * [simplify]: iteration  14 :  4078  enodes  (cost  9 )
10.815 * * [simplify]: iteration  15 :  4218  enodes  (cost  9 )
13.645 * * [simplify]: iteration  done :  5001  enodes  (cost  9 )
13.645 * [simplify]: Simplified to:
   (- (* (+ x 1.0) (+ x 1.0)) 1.0)
13.647 * * [progress]: iteration 1 / 4
13.647 * * * [progress]: picking best candidate
13.648 * * * * [pick]: Picked  #<alt (λ (x) (- (* (+ x 1.0) (+ x 1.0)) 1.0))>
13.648 * * * [progress]: localizing error
13.653 * * * [progress]: generating rewritten candidates
13.654 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
13.664 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
13.682 * * * [progress]: generating series expansions
13.682 * * * * [progress]: [ 1 / 2 ] generating series at (2)
13.686 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0
13.687 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
13.687 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.687 * [taylor]: Taking taylor expansion of x in x
13.687 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
13.687 * [taylor]: Taking taylor expansion of 2.0 in x
13.687 * [taylor]: Taking taylor expansion of x in x
13.688 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
13.688 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.688 * [taylor]: Taking taylor expansion of x in x
13.688 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
13.688 * [taylor]: Taking taylor expansion of 2.0 in x
13.688 * [taylor]: Taking taylor expansion of x in x
13.701 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
13.701 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
13.701 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
13.701 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.701 * [taylor]: Taking taylor expansion of x in x
13.702 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
13.702 * [taylor]: Taking taylor expansion of 2.0 in x
13.702 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.702 * [taylor]: Taking taylor expansion of x in x
13.702 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
13.702 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
13.702 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.702 * [taylor]: Taking taylor expansion of x in x
13.702 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
13.702 * [taylor]: Taking taylor expansion of 2.0 in x
13.702 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.702 * [taylor]: Taking taylor expansion of x in x
13.724 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
13.724 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
13.724 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
13.724 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.724 * [taylor]: Taking taylor expansion of x in x
13.725 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
13.725 * [taylor]: Taking taylor expansion of 2.0 in x
13.725 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.725 * [taylor]: Taking taylor expansion of x in x
13.725 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
13.725 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
13.725 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.725 * [taylor]: Taking taylor expansion of x in x
13.725 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
13.725 * [taylor]: Taking taylor expansion of 2.0 in x
13.725 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.725 * [taylor]: Taking taylor expansion of x in x
13.743 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
13.743 * [approximate]: Taking taylor expansion of (pow (+ x 1.0) 2) in (x) around 0
13.743 * [taylor]: Taking taylor expansion of (pow (+ x 1.0) 2) in x
13.744 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
13.744 * [taylor]: Taking taylor expansion of x in x
13.744 * [taylor]: Taking taylor expansion of 1.0 in x
13.744 * [taylor]: Taking taylor expansion of (pow (+ x 1.0) 2) in x
13.744 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
13.744 * [taylor]: Taking taylor expansion of x in x
13.744 * [taylor]: Taking taylor expansion of 1.0 in x
13.747 * [approximate]: Taking taylor expansion of (pow (+ 1.0 (/ 1 x)) 2) in (x) around 0
13.747 * [taylor]: Taking taylor expansion of (pow (+ 1.0 (/ 1 x)) 2) in x
13.747 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
13.747 * [taylor]: Taking taylor expansion of 1.0 in x
13.747 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.747 * [taylor]: Taking taylor expansion of x in x
13.747 * [taylor]: Taking taylor expansion of (pow (+ 1.0 (/ 1 x)) 2) in x
13.747 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
13.747 * [taylor]: Taking taylor expansion of 1.0 in x
13.747 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.747 * [taylor]: Taking taylor expansion of x in x
13.752 * [approximate]: Taking taylor expansion of (pow (- 1.0 (/ 1 x)) 2) in (x) around 0
13.752 * [taylor]: Taking taylor expansion of (pow (- 1.0 (/ 1 x)) 2) in x
13.752 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
13.752 * [taylor]: Taking taylor expansion of 1.0 in x
13.752 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.752 * [taylor]: Taking taylor expansion of x in x
13.753 * [taylor]: Taking taylor expansion of (pow (- 1.0 (/ 1 x)) 2) in x
13.753 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
13.753 * [taylor]: Taking taylor expansion of 1.0 in x
13.753 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.753 * [taylor]: Taking taylor expansion of x in x
13.758 * * * [progress]: simplifying candidates
13.760 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (* (+ x 1.0) (+ x 1.0))) (exp 1.0))
  (log (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (exp (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (* (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)))
  (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (* (* (- (* (+ x 1.0) (+ x 1.0)) 1.0) (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (sqrt (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (sqrt (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (- (pow (* (+ x 1.0) (+ x 1.0)) 3) (pow 1.0 3))
  (+ (* (* (+ x 1.0) (+ x 1.0)) (* (+ x 1.0) (+ x 1.0))) (+ (* 1.0 1.0) (* (* (+ x 1.0) (+ x 1.0)) 1.0)))
  (- 1.0)
  (- (* (* (+ x 1.0) (+ x 1.0)) (* (+ x 1.0) (+ x 1.0))) (* 1.0 1.0))
  (+ (* (+ x 1.0) (+ x 1.0)) 1.0)
  (+ (+ x 1.0) (sqrt 1.0))
  (- (+ x 1.0) (sqrt 1.0))
  (- (* (+ x 1.0) 1.0) 1.0)
  (- (* 1.0 (+ x 1.0)) 1.0)
  (- 1.0)
  (+ 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (+ 1 1)
  (+ (log (+ x 1.0)) (log (+ x 1.0)))
  (log (* (+ x 1.0) (+ x 1.0)))
  (exp (* (+ x 1.0) (+ x 1.0)))
  (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)))
  (* (cbrt (* (+ x 1.0) (+ x 1.0))) (cbrt (* (+ x 1.0) (+ x 1.0))))
  (cbrt (* (+ x 1.0) (+ x 1.0)))
  (* (* (* (+ x 1.0) (+ x 1.0)) (* (+ x 1.0) (+ x 1.0))) (* (+ x 1.0) (+ x 1.0)))
  (sqrt (* (+ x 1.0) (+ x 1.0)))
  (sqrt (* (+ x 1.0) (+ x 1.0)))
  (* (+ (pow x 3) (pow 1.0 3)) (+ (pow x 3) (pow 1.0 3)))
  (* (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (+ (* x x) (- (* 1.0 1.0) (* x 1.0))))
  (* (+ (pow x 3) (pow 1.0 3)) (- (* x x) (* 1.0 1.0)))
  (* (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (- x 1.0))
  (* (- (* x x) (* 1.0 1.0)) (+ (pow x 3) (pow 1.0 3)))
  (* (- x 1.0) (+ (* x x) (- (* 1.0 1.0) (* x 1.0))))
  (* (- (* x x) (* 1.0 1.0)) (- (* x x) (* 1.0 1.0)))
  (* (- x 1.0) (- x 1.0))
  (* (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))
  (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0)))
  (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0)))
  (* 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (* 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (* 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (* 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0)))
  (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0)))
  (* 2 1)
  (* (+ x 1.0) x)
  (* (+ x 1.0) 1.0)
  (* x (+ x 1.0))
  (* 1.0 (+ x 1.0))
  (* (+ x 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (* (+ x 1.0) (sqrt (+ x 1.0)))
  (* (+ x 1.0) 1)
  (* (+ x 1.0) 1)
  (* (cbrt (+ x 1.0)) (+ x 1.0))
  (* (sqrt (+ x 1.0)) (+ x 1.0))
  (* (+ x 1.0) (+ x 1.0))
  (* (+ x 1.0) (+ x 1.0))
  (* (+ x 1.0) (+ (pow x 3) (pow 1.0 3)))
  (* (+ x 1.0) (- (* x x) (* 1.0 1.0)))
  (* (+ (pow x 3) (pow 1.0 3)) (+ x 1.0))
  (* (- (* x x) (* 1.0 1.0)) (+ x 1.0))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (+ (* 2.0 x) 1.0))
  (+ (pow x 2) (+ (* 2.0 x) 1.0))
  (+ (pow x 2) (+ (* 2.0 x) 1.0))
13.762 * * [simplify]: iteration  0 :  86  enodes  (cost  736 )
13.781 * * [simplify]: iteration  1 :  229  enodes  (cost  642 )
13.830 * * [simplify]: iteration  2 :  862  enodes  (cost  576 )
14.567 * * [simplify]: iteration  3 :  4794  enodes  (cost  534 )
16.673 * * [simplify]: iteration  done :  5000  enodes  (cost  534 )
16.674 * [simplify]: Simplified to:
   (exp (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (log (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (exp (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (* (cbrt (- (pow (sqrt (+ x 1.0)) 4) 1.0)) (cbrt (- (pow (sqrt (+ x 1.0)) 4) 1.0)))
  (cbrt (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (pow (- (pow (sqrt (+ x 1.0)) 4) 1.0) 3)
  (sqrt (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (sqrt (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (- (pow (+ x 1.0) 6) (pow 1.0 3))
  (+ (* (+ (pow (sqrt (+ x 1.0)) 4) 1.0) 1.0) (pow (+ x 1.0) 4))
  (- 1.0)
  (- (pow (+ x 1.0) 4) (* 1.0 1.0))
  (+ (pow (sqrt (+ x 1.0)) 4) 1.0)
  (+ (+ x 1.0) (sqrt 1.0))
  (- (+ x 1.0) (sqrt 1.0))
  (- (* (+ x 1.0) 1.0) 1.0)
  (- (* (+ x 1.0) 1.0) 1.0)
  (- 1.0)
  2
  (pow (sqrt (+ x 1.0)) 4)
  2
  (* 2 (log (+ x 1.0)))
  (* 2 (log (+ x 1.0)))
  (exp (pow (sqrt (+ x 1.0)) 4))
  (pow (+ x 1.0) 6)
  (* (cbrt (pow (sqrt (+ x 1.0)) 4)) (cbrt (pow (sqrt (+ x 1.0)) 4)))
  (cbrt (pow (sqrt (+ x 1.0)) 4))
  (pow (+ x 1.0) 6)
  (fabs (+ x 1.0))
  (fabs (+ x 1.0))
  (* (+ (pow x 3) (pow 1.0 3)) (+ (pow x 3) (pow 1.0 3)))
  (* (+ (* x x) (* 1.0 (- 1.0 x))) (+ (* x x) (* 1.0 (- 1.0 x))))
  (* (- (* x x) (* 1.0 1.0)) (+ (pow x 3) (pow 1.0 3)))
  (* (- x 1.0) (+ (* x x) (* 1.0 (- 1.0 x))))
  (* (- (* x x) (* 1.0 1.0)) (+ (pow x 3) (pow 1.0 3)))
  (* (- x 1.0) (+ (* x x) (* 1.0 (- 1.0 x))))
  (* (* (- x 1.0) (- x 1.0)) (pow (sqrt (+ x 1.0)) 4))
  (* (- x 1.0) (- x 1.0))
  (pow (cbrt (+ x 1.0)) 4)
  (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))
  (+ x 1.0)
  (+ x 1.0)
  1
  (pow (sqrt (+ x 1.0)) 4)
  1
  (pow (sqrt (+ x 1.0)) 4)
  1
  (pow (sqrt (+ x 1.0)) 4)
  1
  (pow (sqrt (+ x 1.0)) 4)
  (+ x 1.0)
  (+ x 1.0)
  2
  (* x (+ x 1.0))
  (* (+ x 1.0) 1.0)
  (* x (+ x 1.0))
  (* (+ x 1.0) 1.0)
  (* (cbrt (+ x 1.0)) (pow (cbrt (+ x 1.0)) 4))
  (pow (sqrt (+ x 1.0)) 3)
  (+ x 1.0)
  (+ x 1.0)
  (pow (cbrt (+ x 1.0)) 4)
  (pow (sqrt (+ x 1.0)) 3)
  (pow (sqrt (+ x 1.0)) 4)
  (pow (sqrt (+ x 1.0)) 4)
  (* (+ (pow x 3) (pow 1.0 3)) (+ x 1.0))
  (* (pow (sqrt (+ x 1.0)) 4) (- x 1.0))
  (* (+ (pow x 3) (pow 1.0 3)) (+ x 1.0))
  (* (pow (sqrt (+ x 1.0)) 4) (- x 1.0))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (+ (* x (+ 2.0 x)) 1.0)
  (+ (* x (+ 2.0 x)) 1.0)
  (+ (* x (+ 2.0 x)) 1.0)
16.674 * * * [progress]: adding candidates to table
16.749 * * [progress]: iteration 2 / 4
16.749 * * * [progress]: picking best candidate
16.750 * * * * [pick]: Picked  #<alt (λ (x) (* x (+ 2.0 x)))>
16.750 * * * [progress]: localizing error
16.753 * * * [progress]: generating rewritten candidates
16.753 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
16.762 * * * [progress]: generating series expansions
16.762 * * * * [progress]: [ 1 / 1 ] generating series at (2)
16.762 * [approximate]: Taking taylor expansion of (* (+ x 2.0) x) in (x) around 0
16.762 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
16.762 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
16.762 * [taylor]: Taking taylor expansion of x in x
16.763 * [taylor]: Taking taylor expansion of 2.0 in x
16.763 * [taylor]: Taking taylor expansion of x in x
16.763 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
16.763 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
16.763 * [taylor]: Taking taylor expansion of x in x
16.763 * [taylor]: Taking taylor expansion of 2.0 in x
16.763 * [taylor]: Taking taylor expansion of x in x
16.771 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in (x) around 0
16.771 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
16.771 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
16.771 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.771 * [taylor]: Taking taylor expansion of x in x
16.772 * [taylor]: Taking taylor expansion of 2.0 in x
16.772 * [taylor]: Taking taylor expansion of x in x
16.772 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
16.772 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
16.772 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.772 * [taylor]: Taking taylor expansion of x in x
16.773 * [taylor]: Taking taylor expansion of 2.0 in x
16.773 * [taylor]: Taking taylor expansion of x in x
16.785 * [approximate]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in (x) around 0
16.785 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
16.785 * [taylor]: Taking taylor expansion of -1 in x
16.785 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
16.785 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
16.785 * [taylor]: Taking taylor expansion of 2.0 in x
16.785 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.785 * [taylor]: Taking taylor expansion of x in x
16.785 * [taylor]: Taking taylor expansion of x in x
16.786 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
16.786 * [taylor]: Taking taylor expansion of -1 in x
16.786 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
16.786 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
16.786 * [taylor]: Taking taylor expansion of 2.0 in x
16.786 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.786 * [taylor]: Taking taylor expansion of x in x
16.786 * [taylor]: Taking taylor expansion of x in x
16.803 * * * [progress]: simplifying candidates
16.804 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (+ 2.0 x))
  (+ (log x) (log (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (* (* (* x x) x) (* (* (+ 2.0 x) (+ 2.0 x)) (+ 2.0 x)))
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (* (* (* x (+ 2.0 x)) (* x (+ 2.0 x))) (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* x 2.0)
  (* x x)
  (* 2.0 x)
  (* x x)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  (* x 1)
  (* x 1)
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ (pow 2.0 3) (pow x 3)))
  (* x (- (* 2.0 2.0) (* x x)))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
16.805 * * [simplify]: iteration  0 :  44  enodes  (cost  194 )
16.814 * * [simplify]: iteration  1 :  122  enodes  (cost  181 )
16.842 * * [simplify]: iteration  2 :  427  enodes  (cost  163 )
17.055 * * [simplify]: iteration  3 :  1792  enodes  (cost  163 )
17.711 * * [simplify]: iteration  done :  5000  enodes  (cost  163 )
17.711 * [simplify]: Simplified to:
   (* x (+ 2.0 x))
  (log (* x (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* 2.0 x)
  (* x x)
  (* 2.0 x)
  (* x x)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  x
  x
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ (pow 2.0 3) (pow x 3)))
  (* x (- (* 2.0 2.0) (* x x)))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
17.711 * * * [progress]: adding candidates to table
17.742 * * [progress]: iteration 3 / 4
17.742 * * * [progress]: picking best candidate
17.743 * * * * [pick]: Picked  #<alt (λ (x) (+ (* 2.0 x) (* x x)))>
17.743 * * * [progress]: localizing error
17.747 * * * [progress]: generating rewritten candidates
17.747 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
17.750 * * * [progress]: generating series expansions
17.750 * * * * [progress]: [ 1 / 1 ] generating series at (2)
17.750 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0
17.750 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
17.750 * [taylor]: Taking taylor expansion of (pow x 2) in x
17.750 * [taylor]: Taking taylor expansion of x in x
17.750 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
17.750 * [taylor]: Taking taylor expansion of 2.0 in x
17.750 * [taylor]: Taking taylor expansion of x in x
17.750 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
17.750 * [taylor]: Taking taylor expansion of (pow x 2) in x
17.750 * [taylor]: Taking taylor expansion of x in x
17.750 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
17.750 * [taylor]: Taking taylor expansion of 2.0 in x
17.750 * [taylor]: Taking taylor expansion of x in x
17.761 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
17.762 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
17.762 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
17.762 * [taylor]: Taking taylor expansion of (pow x 2) in x
17.762 * [taylor]: Taking taylor expansion of x in x
17.762 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
17.762 * [taylor]: Taking taylor expansion of 2.0 in x
17.762 * [taylor]: Taking taylor expansion of (/ 1 x) in x
17.762 * [taylor]: Taking taylor expansion of x in x
17.762 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
17.762 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
17.762 * [taylor]: Taking taylor expansion of (pow x 2) in x
17.762 * [taylor]: Taking taylor expansion of x in x
17.763 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
17.763 * [taylor]: Taking taylor expansion of 2.0 in x
17.763 * [taylor]: Taking taylor expansion of (/ 1 x) in x
17.763 * [taylor]: Taking taylor expansion of x in x
17.779 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
17.779 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
17.779 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
17.779 * [taylor]: Taking taylor expansion of (pow x 2) in x
17.779 * [taylor]: Taking taylor expansion of x in x
17.779 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
17.779 * [taylor]: Taking taylor expansion of 2.0 in x
17.780 * [taylor]: Taking taylor expansion of (/ 1 x) in x
17.780 * [taylor]: Taking taylor expansion of x in x
17.782 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
17.782 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
17.782 * [taylor]: Taking taylor expansion of (pow x 2) in x
17.782 * [taylor]: Taking taylor expansion of x in x
17.782 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
17.782 * [taylor]: Taking taylor expansion of 2.0 in x
17.782 * [taylor]: Taking taylor expansion of (/ 1 x) in x
17.782 * [taylor]: Taking taylor expansion of x in x
17.800 * * * [progress]: simplifying candidates
17.800 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (exp (* 2.0 x)) (exp (* x x)))
  (log (+ (* 2.0 x) (* x x)))
  (exp (+ (* 2.0 x) (* x x)))
  (* (cbrt (+ (* 2.0 x) (* x x))) (cbrt (+ (* 2.0 x) (* x x))))
  (cbrt (+ (* 2.0 x) (* x x)))
  (* (* (+ (* 2.0 x) (* x x)) (+ (* 2.0 x) (* x x))) (+ (* 2.0 x) (* x x)))
  (sqrt (+ (* 2.0 x) (* x x)))
  (sqrt (+ (* 2.0 x) (* x x)))
  (+ (pow (* 2.0 x) 3) (pow (* x x) 3))
  (+ (* (* 2.0 x) (* 2.0 x)) (- (* (* x x) (* x x)) (* (* 2.0 x) (* x x))))
  (- (* (* 2.0 x) (* 2.0 x)) (* (* x x) (* x x)))
  (- (* 2.0 x) (* x x))
  (+ 2.0 x)
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
17.802 * * [simplify]: iteration  0 :  30  enodes  (cost  169 )
17.807 * * [simplify]: iteration  1 :  100  enodes  (cost  130 )
17.839 * * [simplify]: iteration  2 :  343  enodes  (cost  114 )
17.942 * * [simplify]: iteration  3 :  1065  enodes  (cost  112 )
18.759 * * [simplify]: iteration  4 :  4239  enodes  (cost  112 )
20.835 * * [simplify]: iteration  done :  5001  enodes  (cost  112 )
20.835 * [simplify]: Simplified to:
   (exp (* x (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (+ (pow (* 2.0 x) 3) (pow x 6))
  (+ (pow x 4) (* (* x (* 2.0 x)) (- 2.0 x)))
  (* (* x (+ 2.0 x)) (* x (- 2.0 x)))
  (* x (- 2.0 x))
  (+ 2.0 x)
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
20.836 * * * [progress]: adding candidates to table
20.857 * [progress]: [Phase 3 of 3] Extracting.
20.857 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* x (+ 2.0 x)))> #<alt (λ (x) (+ (* 2.0 x) (* x x)))>)
20.857 * * * [regime-changes]: Trying 1 branch expressions: (x)
20.858 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* x (+ 2.0 x)))> #<alt (λ (x) (+ (* 2.0 x) (* x x)))>)
20.867 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
20.867 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (+ 2.0 x))
20.868 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
20.868 * * [simplify]: iteration  1 :  6  enodes  (cost  5 )
20.868 * * [simplify]: iteration  done :  6  enodes  (cost  5 )
20.868 * [simplify]: Simplified to:
   (* x (+ 2.0 x))
21.349 * [regime-testing]: Baseline error score: 0.010001250156269533
21.349 * [regime-testing]: Oracle error score: 0.00037504688086010754
21.350 * [regime-testing]: End program error score: 0.010001250156269533