0.793 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.251 * * * [progress]: [2/2] Setting up program.
0.254 * [progress]: [Phase 2 of 3] Improving.
0.256 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (* (+ x 1.0) (+ x 1.0)) 1.0)
0.259 * * [simplify]: iteration  0 :  5  enodes  (cost  9 )
0.263 * * [simplify]: iteration  1 :  15  enodes  (cost  9 )
0.265 * * [simplify]: iteration  2 :  35  enodes  (cost  9 )
0.271 * * [simplify]: iteration  3 :  84  enodes  (cost  9 )
0.289 * * [simplify]: iteration  4 :  204  enodes  (cost  9 )
0.353 * * [simplify]: iteration  5 :  332  enodes  (cost  9 )
0.464 * * [simplify]: iteration  6 :  509  enodes  (cost  9 )
0.685 * * [simplify]: iteration  7 :  793  enodes  (cost  9 )
1.502 * * [simplify]: iteration  8 :  1548  enodes  (cost  9 )
2.592 * * [simplify]: iteration  9 :  2258  enodes  (cost  9 )
3.746 * * [simplify]: iteration  10 :  2814  enodes  (cost  9 )
5.881 * * [simplify]: iteration  11 :  3194  enodes  (cost  9 )
8.722 * * [simplify]: iteration  12 :  3452  enodes  (cost  9 )
10.548 * * [simplify]: iteration  13 :  3773  enodes  (cost  9 )
13.910 * * [simplify]: iteration  done :  5000  enodes  (cost  9 )
13.911 * [simplify]: Simplified to:
   (- (* (+ x 1.0) (+ x 1.0)) 1.0)
13.912 * * [progress]: iteration 1 / 4
13.912 * * * [progress]: picking best candidate
13.913 * * * * [pick]: Picked  #<alt (λ (x) (- (* (+ x 1.0) (+ x 1.0)) 1.0))>
13.913 * * * [progress]: localizing error
13.919 * * * [progress]: generating rewritten candidates
13.919 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
13.930 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
13.950 * * * [progress]: generating series expansions
13.950 * * * * [progress]: [ 1 / 2 ] generating series at (2)
13.954 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0
13.955 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
13.955 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.955 * [taylor]: Taking taylor expansion of x in x
13.955 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
13.955 * [taylor]: Taking taylor expansion of 2.0 in x
13.955 * [taylor]: Taking taylor expansion of x in x
13.956 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
13.956 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.956 * [taylor]: Taking taylor expansion of x in x
13.956 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
13.956 * [taylor]: Taking taylor expansion of 2.0 in x
13.956 * [taylor]: Taking taylor expansion of x in x
13.969 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
13.969 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
13.969 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
13.969 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.969 * [taylor]: Taking taylor expansion of x in x
13.970 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
13.970 * [taylor]: Taking taylor expansion of 2.0 in x
13.970 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.970 * [taylor]: Taking taylor expansion of x in x
13.970 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
13.970 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
13.970 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.970 * [taylor]: Taking taylor expansion of x in x
13.971 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
13.971 * [taylor]: Taking taylor expansion of 2.0 in x
13.971 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.971 * [taylor]: Taking taylor expansion of x in x
13.987 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
13.987 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
13.987 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
13.987 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.988 * [taylor]: Taking taylor expansion of x in x
13.988 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
13.988 * [taylor]: Taking taylor expansion of 2.0 in x
13.988 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.988 * [taylor]: Taking taylor expansion of x in x
13.988 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
13.988 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
13.988 * [taylor]: Taking taylor expansion of (pow x 2) in x
13.988 * [taylor]: Taking taylor expansion of x in x
13.989 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
13.989 * [taylor]: Taking taylor expansion of 2.0 in x
13.989 * [taylor]: Taking taylor expansion of (/ 1 x) in x
13.989 * [taylor]: Taking taylor expansion of x in x
14.011 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
14.012 * [approximate]: Taking taylor expansion of (pow (+ x 1.0) 2) in (x) around 0
14.012 * [taylor]: Taking taylor expansion of (pow (+ x 1.0) 2) in x
14.012 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
14.012 * [taylor]: Taking taylor expansion of x in x
14.012 * [taylor]: Taking taylor expansion of 1.0 in x
14.012 * [taylor]: Taking taylor expansion of (pow (+ x 1.0) 2) in x
14.012 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
14.012 * [taylor]: Taking taylor expansion of x in x
14.012 * [taylor]: Taking taylor expansion of 1.0 in x
14.015 * [approximate]: Taking taylor expansion of (pow (+ 1.0 (/ 1 x)) 2) in (x) around 0
14.015 * [taylor]: Taking taylor expansion of (pow (+ 1.0 (/ 1 x)) 2) in x
14.015 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
14.015 * [taylor]: Taking taylor expansion of 1.0 in x
14.015 * [taylor]: Taking taylor expansion of (/ 1 x) in x
14.015 * [taylor]: Taking taylor expansion of x in x
14.015 * [taylor]: Taking taylor expansion of (pow (+ 1.0 (/ 1 x)) 2) in x
14.015 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
14.016 * [taylor]: Taking taylor expansion of 1.0 in x
14.016 * [taylor]: Taking taylor expansion of (/ 1 x) in x
14.016 * [taylor]: Taking taylor expansion of x in x
14.020 * [approximate]: Taking taylor expansion of (pow (- 1.0 (/ 1 x)) 2) in (x) around 0
14.020 * [taylor]: Taking taylor expansion of (pow (- 1.0 (/ 1 x)) 2) in x
14.020 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
14.020 * [taylor]: Taking taylor expansion of 1.0 in x
14.020 * [taylor]: Taking taylor expansion of (/ 1 x) in x
14.020 * [taylor]: Taking taylor expansion of x in x
14.021 * [taylor]: Taking taylor expansion of (pow (- 1.0 (/ 1 x)) 2) in x
14.021 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
14.021 * [taylor]: Taking taylor expansion of 1.0 in x
14.021 * [taylor]: Taking taylor expansion of (/ 1 x) in x
14.021 * [taylor]: Taking taylor expansion of x in x
14.027 * * * [progress]: simplifying candidates
14.028 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma (+ x 1.0) (+ x 1.0) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (+ x 1.0) (+ x 1.0) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (+ x 1.0) (+ x 1.0) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (expm1 (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (log1p (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (- 1.0)
  (/ (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)
  (expm1 (* (+ x 1.0) (+ x 1.0)))
  (log1p (* (+ x 1.0) (+ x 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))
14.031 * * [simplify]: iteration  0 :  106  enodes  (cost  849 )
14.175 * * [simplify]: iteration  1 :  273  enodes  (cost  717 )
14.279 * * [simplify]: iteration  2 :  972  enodes  (cost  646 )
15.461 * * [simplify]: iteration  3 :  4980  enodes  (cost  593 )
16.439 * * [simplify]: iteration  done :  5000  enodes  (cost  593 )
16.439 * [simplify]: Simplified to:
   (- (pow (sqrt (+ x 1.0)) 4) 1.0)
  (* 0 1.0)
  (- (pow (sqrt (+ x 1.0)) 4) 1.0)
  (* 0 1.0)
  (- (pow (sqrt (+ x 1.0)) 4) 1.0)
  (* 0 1.0)
  (expm1 (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (log1p (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (- 1.0)
  (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))
  (fma (fma (+ x 1.0) (+ x 1.0) 1.0) 1.0 (pow (+ 1.0 x) 4))
  (- 1.0)
  (fma (- 1.0) 1.0 (pow (+ 1.0 x) 4))
  (fma (+ x 1.0) (+ x 1.0) 1.0)
  (+ (+ x 1.0) (sqrt 1.0))
  (- (+ x 1.0) (sqrt 1.0))
  (- (* 1.0 (+ x 1.0)) 1.0)
  (- (* 1.0 (+ x 1.0)) 1.0)
  (- 1.0)
  (expm1 (pow (sqrt (+ x 1.0)) 4))
  (log1p (pow (sqrt (+ x 1.0)) 4))
  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)))
  (* (fma x x (* 1.0 (- 1.0 x))) (fma x x (* 1.0 (- 1.0 x))))
  (* (+ (pow x 3) (pow 1.0 3)) (- (* x x) (* 1.0 1.0)))
  (* (- x 1.0) (fma x x (* 1.0 (- 1.0 x))))
  (* (+ (pow x 3) (pow 1.0 3)) (- (* x x) (* 1.0 1.0)))
  (* (- x 1.0) (fma x x (* 1.0 (- 1.0 x))))
  (* (pow (sqrt (+ x 1.0)) 4) (* (- x 1.0) (- x 1.0)))
  (* (- x 1.0) (- x 1.0))
  (pow (cbrt (+ x 1.0)) 4)
  (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))
  (+ 1.0 x)
  (+ 1.0 x)
  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)
  (+ 1.0 x)
  (+ 1.0 x)
  2
  (* (+ x 1.0) x)
  (* 1.0 (+ x 1.0))
  (* (+ x 1.0) x)
  (* 1.0 (+ x 1.0))
  (* (pow (cbrt (+ x 1.0)) 4) (cbrt (+ x 1.0)))
  (pow (sqrt (+ x 1.0)) 3)
  (+ 1.0 x)
  (+ 1.0 x)
  (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))
  (* (- x 1.0) (pow (sqrt (+ x 1.0)) 4))
  (* (+ (pow x 3) (pow 1.0 3)) (+ x 1.0))
  (* (- x 1.0) (pow (sqrt (+ x 1.0)) 4))
  (* x (+ x 2.0))
  (* x (+ x 2.0))
  (* x (+ x 2.0))
  (fma x (+ 2.0 x) 1.0)
  (fma x (+ 2.0 x) 1.0)
  (fma x (+ 2.0 x) 1.0)
16.440 * * * [progress]: adding candidates to table
16.532 * * [progress]: iteration 2 / 4
16.532 * * * [progress]: picking best candidate
16.533 * * * * [pick]: Picked  #<alt (λ (x) (* x (+ x 2.0)))>
16.533 * * * [progress]: localizing error
16.535 * * * [progress]: generating rewritten candidates
16.535 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
16.545 * * * [progress]: generating series expansions
16.546 * * * * [progress]: [ 1 / 1 ] generating series at (2)
16.546 * [approximate]: Taking taylor expansion of (* (+ x 2.0) x) in (x) around 0
16.546 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
16.546 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
16.546 * [taylor]: Taking taylor expansion of x in x
16.546 * [taylor]: Taking taylor expansion of 2.0 in x
16.546 * [taylor]: Taking taylor expansion of x in x
16.546 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
16.546 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
16.546 * [taylor]: Taking taylor expansion of x in x
16.546 * [taylor]: Taking taylor expansion of 2.0 in x
16.546 * [taylor]: Taking taylor expansion of x in x
16.555 * [approximate]: Taking taylor expansion of (/ (+ 2.0 (/ 1 x)) x) in (x) around 0
16.555 * [taylor]: Taking taylor expansion of (/ (+ 2.0 (/ 1 x)) x) in x
16.555 * [taylor]: Taking taylor expansion of (+ 2.0 (/ 1 x)) in x
16.555 * [taylor]: Taking taylor expansion of 2.0 in x
16.555 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.555 * [taylor]: Taking taylor expansion of x in x
16.555 * [taylor]: Taking taylor expansion of x in x
16.556 * [taylor]: Taking taylor expansion of (/ (+ 2.0 (/ 1 x)) x) in x
16.556 * [taylor]: Taking taylor expansion of (+ 2.0 (/ 1 x)) in x
16.556 * [taylor]: Taking taylor expansion of 2.0 in x
16.556 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.556 * [taylor]: Taking taylor expansion of x in x
16.556 * [taylor]: Taking taylor expansion of x in x
16.566 * [approximate]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in (x) around 0
16.566 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
16.566 * [taylor]: Taking taylor expansion of -1 in x
16.566 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
16.566 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
16.566 * [taylor]: Taking taylor expansion of 2.0 in x
16.566 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.566 * [taylor]: Taking taylor expansion of x in x
16.567 * [taylor]: Taking taylor expansion of x in x
16.567 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
16.567 * [taylor]: Taking taylor expansion of -1 in x
16.567 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
16.567 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
16.567 * [taylor]: Taking taylor expansion of 2.0 in x
16.567 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.567 * [taylor]: Taking taylor expansion of x in x
16.568 * [taylor]: Taking taylor expansion of x in x
16.585 * * * [progress]: simplifying candidates
16.586 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* x (+ x 2.0)))
  (log1p (* x (+ x 2.0)))
  (* x (+ x 2.0))
  (+ (log x) (log (+ x 2.0)))
  (log (* x (+ x 2.0)))
  (exp (* x (+ x 2.0)))
  (* (* (* x x) x) (* (* (+ x 2.0) (+ x 2.0)) (+ x 2.0)))
  (* (cbrt (* x (+ x 2.0))) (cbrt (* x (+ x 2.0))))
  (cbrt (* x (+ x 2.0)))
  (* (* (* x (+ x 2.0)) (* x (+ x 2.0))) (* x (+ x 2.0)))
  (sqrt (* x (+ x 2.0)))
  (sqrt (* x (+ x 2.0)))
  (* (sqrt x) (sqrt (+ x 2.0)))
  (* (sqrt x) (sqrt (+ x 2.0)))
  (* x x)
  (* x 2.0)
  (* x x)
  (* 2.0 x)
  (* x (* (cbrt (+ x 2.0)) (cbrt (+ x 2.0))))
  (* x (sqrt (+ x 2.0)))
  (* x 1)
  (* x 1)
  (* (cbrt x) (+ x 2.0))
  (* (sqrt x) (+ x 2.0))
  (* x (+ x 2.0))
  (* x (+ (pow x 3) (pow 2.0 3)))
  (* x (- (* x x) (* 2.0 2.0)))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
16.587 * * [simplify]: iteration  0 :  46  enodes  (cost  206 )
16.600 * * [simplify]: iteration  1 :  125  enodes  (cost  193 )
16.622 * * [simplify]: iteration  2 :  345  enodes  (cost  175 )
16.760 * * [simplify]: iteration  3 :  1115  enodes  (cost  174 )
18.643 * * [simplify]: iteration  4 :  4440  enodes  (cost  174 )
19.876 * * [simplify]: iteration  done :  5001  enodes  (cost  174 )
19.876 * [simplify]: Simplified to:
   (expm1 (* x (+ x 2.0)))
  (log1p (* x (+ x 2.0)))
  (* x (+ x 2.0))
  (log (* x (+ x 2.0)))
  (log (* x (+ x 2.0)))
  (exp (* x (+ x 2.0)))
  (pow (* x (+ x 2.0)) 3)
  (* (cbrt (* x (+ x 2.0))) (cbrt (* x (+ x 2.0))))
  (cbrt (* x (+ x 2.0)))
  (pow (* x (+ x 2.0)) 3)
  (sqrt (* x (+ x 2.0)))
  (sqrt (* x (+ x 2.0)))
  (* (sqrt x) (sqrt (+ x 2.0)))
  (* (sqrt x) (sqrt (+ x 2.0)))
  (* x x)
  (* 2.0 x)
  (* x x)
  (* 2.0 x)
  (* x (* (cbrt (+ x 2.0)) (cbrt (+ x 2.0))))
  (* x (sqrt (+ x 2.0)))
  x
  x
  (* (cbrt x) (+ x 2.0))
  (* (sqrt x) (+ x 2.0))
  (* x (+ x 2.0))
  (fma x (pow 2.0 3) (pow x 4))
  (* x (- (* x x) (* 2.0 2.0)))
  (* x (+ x 2.0))
  (* x (+ x 2.0))
  (* x (+ x 2.0))
19.876 * * * [progress]: adding candidates to table
19.906 * * [progress]: iteration 3 / 4
19.906 * * * [progress]: picking best candidate
19.907 * * * * [pick]: Picked  #<alt (λ (x) (+ (* x x) (* 2.0 x)))>
19.907 * * * [progress]: localizing error
19.911 * * * [progress]: generating rewritten candidates
19.911 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
19.914 * * * [progress]: generating series expansions
19.914 * * * * [progress]: [ 1 / 1 ] generating series at (2)
19.914 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0
19.914 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
19.914 * [taylor]: Taking taylor expansion of (pow x 2) in x
19.914 * [taylor]: Taking taylor expansion of x in x
19.914 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
19.914 * [taylor]: Taking taylor expansion of 2.0 in x
19.914 * [taylor]: Taking taylor expansion of x in x
19.914 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
19.914 * [taylor]: Taking taylor expansion of (pow x 2) in x
19.914 * [taylor]: Taking taylor expansion of x in x
19.914 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
19.914 * [taylor]: Taking taylor expansion of 2.0 in x
19.914 * [taylor]: Taking taylor expansion of x in x
19.928 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
19.928 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
19.928 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
19.928 * [taylor]: Taking taylor expansion of (pow x 2) in x
19.928 * [taylor]: Taking taylor expansion of x in x
19.929 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
19.929 * [taylor]: Taking taylor expansion of 2.0 in x
19.929 * [taylor]: Taking taylor expansion of (/ 1 x) in x
19.929 * [taylor]: Taking taylor expansion of x in x
19.929 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
19.929 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
19.929 * [taylor]: Taking taylor expansion of (pow x 2) in x
19.929 * [taylor]: Taking taylor expansion of x in x
19.930 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
19.930 * [taylor]: Taking taylor expansion of 2.0 in x
19.930 * [taylor]: Taking taylor expansion of (/ 1 x) in x
19.930 * [taylor]: Taking taylor expansion of x in x
19.946 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
19.946 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
19.946 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
19.946 * [taylor]: Taking taylor expansion of (pow x 2) in x
19.946 * [taylor]: Taking taylor expansion of x in x
19.946 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
19.946 * [taylor]: Taking taylor expansion of 2.0 in x
19.947 * [taylor]: Taking taylor expansion of (/ 1 x) in x
19.947 * [taylor]: Taking taylor expansion of x in x
19.947 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
19.947 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
19.947 * [taylor]: Taking taylor expansion of (pow x 2) in x
19.947 * [taylor]: Taking taylor expansion of x in x
19.947 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
19.947 * [taylor]: Taking taylor expansion of 2.0 in x
19.947 * [taylor]: Taking taylor expansion of (/ 1 x) in x
19.947 * [taylor]: Taking taylor expansion of x in x
19.966 * * * [progress]: simplifying candidates
19.966 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (+ (* x x) (* 2.0 x)))
  (log1p (+ (* x x) (* 2.0 x)))
  (* (exp (* x x)) (exp (* 2.0 x)))
  (log (+ (* x x) (* 2.0 x)))
  (exp (+ (* x x) (* 2.0 x)))
  (* (cbrt (+ (* x x) (* 2.0 x))) (cbrt (+ (* x x) (* 2.0 x))))
  (cbrt (+ (* x x) (* 2.0 x)))
  (* (* (+ (* x x) (* 2.0 x)) (+ (* x x) (* 2.0 x))) (+ (* x x) (* 2.0 x)))
  (sqrt (+ (* x x) (* 2.0 x)))
  (sqrt (+ (* x x) (* 2.0 x)))
  (+ (pow (* x x) 3) (pow (* 2.0 x) 3))
  (+ (* (* x x) (* x x)) (- (* (* 2.0 x) (* 2.0 x)) (* (* x x) (* 2.0 x))))
  (- (* (* x x) (* x x)) (* (* 2.0 x) (* 2.0 x)))
  (- (* x x) (* 2.0 x))
  (+ x 2.0)
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
19.967 * * [simplify]: iteration  0 :  32  enodes  (cost  185 )
19.973 * * [simplify]: iteration  1 :  107  enodes  (cost  141 )
20.016 * * [simplify]: iteration  2 :  385  enodes  (cost  123 )
20.130 * * [simplify]: iteration  3 :  1098  enodes  (cost  123 )
20.648 * * [simplify]: iteration  4 :  2753  enodes  (cost  123 )
21.716 * * [simplify]: iteration  done :  5000  enodes  (cost  123 )
21.717 * [simplify]: Simplified to:
   (expm1 (* x (+ x 2.0)))
  (log1p (* x (+ x 2.0)))
  (exp (* x (+ x 2.0)))
  (log (* x (+ x 2.0)))
  (exp (* x (+ x 2.0)))
  (* (cbrt (* x (+ x 2.0))) (cbrt (* x (+ x 2.0))))
  (cbrt (* x (+ x 2.0)))
  (pow (* x (+ x 2.0)) 3)
  (sqrt (* x (+ x 2.0)))
  (sqrt (* x (+ x 2.0)))
  (+ (pow x 6) (pow (* 2.0 x) 3))
  (fma (* 2.0 x) (* x (- 2.0 x)) (pow x 4))
  (* (* 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))
21.717 * * * [progress]: adding candidates to table
21.740 * [progress]: [Phase 3 of 3] Extracting.
21.740 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* x (+ x 2.0)))> #<alt (λ (x) (+ (* x x) (* 2.0 x)))>)
21.741 * * * [regime-changes]: Trying 1 branch expressions: (x)
21.741 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* x (+ x 2.0)))> #<alt (λ (x) (+ (* x x) (* 2.0 x)))>)
21.753 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
21.753 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (+ x 2.0))
21.753 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
21.754 * * [simplify]: iteration  1 :  6  enodes  (cost  5 )
21.754 * * [simplify]: iteration  done :  6  enodes  (cost  5 )
21.754 * [simplify]: Simplified to:
   (* x (+ x 2.0))
22.254 * [regime-testing]: Baseline error score: 0.010001250156269533
22.255 * [regime-testing]: Oracle error score: 0.00037504688086010754
22.256 * [regime-testing]: End program error score: 0.010001250156269533