14.261 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.016 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* 2.0 (+ (* x x) (* x y)))
0.018 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.019 * * [simplify]: iteration  1 :  19  enodes  (cost  7 )
0.022 * * [simplify]: iteration  2 :  39  enodes  (cost  7 )
0.028 * * [simplify]: iteration  3 :  58  enodes  (cost  7 )
0.037 * * [simplify]: iteration  4 :  64  enodes  (cost  7 )
0.048 * * [simplify]: iteration  done :  64  enodes  (cost  7 )
0.048 * [simplify]: Simplified to:
   (* (* x (+ x y)) 2.0)
0.050 * * [progress]: iteration 1 / 4
0.050 * * * [progress]: picking best candidate
0.052 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x (+ x y)) 2.0))>
0.052 * * * [progress]: localizing error
0.057 * * * [progress]: generating rewritten candidates
0.057 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.067 * * * [progress]: generating series expansions
0.067 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.067 * [approximate]: Taking taylor expansion of (* x (+ x y)) in (x y) around 0
0.067 * [taylor]: Taking taylor expansion of (* x (+ x y)) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of (+ x y) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (* x (+ x y)) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (+ x y) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of (* x (+ x y)) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (+ x y) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of 0 in y
0.069 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of 1 in y
0.071 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in (x y) around 0
0.072 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in y
0.072 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.072 * [taylor]: Taking taylor expansion of y in y
0.073 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.073 * [taylor]: Taking taylor expansion of x in y
0.073 * [taylor]: Taking taylor expansion of x in y
0.073 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.073 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.074 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.074 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.074 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.074 * [taylor]: Taking taylor expansion of y in x
0.074 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of 1 in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.076 * [taylor]: Taking taylor expansion of y in y
0.078 * [taylor]: Taking taylor expansion of 0 in y
0.080 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.084 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in (x y) around 0
0.084 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in y
0.084 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.084 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.084 * [taylor]: Taking taylor expansion of y in y
0.084 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.084 * [taylor]: Taking taylor expansion of x in y
0.084 * [taylor]: Taking taylor expansion of x in y
0.084 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.084 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.084 * [taylor]: Taking taylor expansion of y in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.085 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.085 * [taylor]: Taking taylor expansion of y in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of 1 in y
0.087 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.087 * [taylor]: Taking taylor expansion of y in y
0.089 * [taylor]: Taking taylor expansion of 0 in y
0.091 * [taylor]: Taking taylor expansion of 0 in y
0.094 * [taylor]: Taking taylor expansion of 0 in y
0.095 * * * [progress]: simplifying candidates
0.095 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* x (+ x y)))
  (log1p (* x (+ x y)))
  (* x (+ x y))
  (+ (log x) (log (+ x y)))
  (log (* x (+ x y)))
  (exp (* x (+ x y)))
  (* (* (* x x) x) (* (* (+ x y) (+ x y)) (+ x y)))
  (* (cbrt (* x (+ x y))) (cbrt (* x (+ x y))))
  (cbrt (* x (+ x y)))
  (* (* (* x (+ x y)) (* x (+ x y))) (* x (+ x y)))
  (sqrt (* x (+ x y)))
  (sqrt (* x (+ x y)))
  (* (sqrt x) (sqrt (+ x y)))
  (* (sqrt x) (sqrt (+ x y)))
  (* x x)
  (* x y)
  (* x x)
  (* y x)
  (* x (* (cbrt (+ x y)) (cbrt (+ x y))))
  (* x (sqrt (+ x y)))
  (* x 1)
  (* x 1)
  (* (cbrt x) (+ x y))
  (* (sqrt x) (+ x y))
  (* x (+ x y))
  (* x (+ (pow x 3) (pow y 3)))
  (* x (- (* x x) (* y y)))
  (+ (pow x 2) (* x y))
  (+ (pow x 2) (* x y))
  (+ (pow x 2) (* x y))
0.096 * * [simplify]: iteration  0 :  46  enodes  (cost  206 )
0.108 * * [simplify]: iteration  1 :  125  enodes  (cost  193 )
0.137 * * [simplify]: iteration  2 :  345  enodes  (cost  175 )
0.287 * * [simplify]: iteration  3 :  1114  enodes  (cost  174 )
2.523 * * [simplify]: iteration  4 :  4428  enodes  (cost  174 )
3.840 * * [simplify]: iteration  done :  5000  enodes  (cost  174 )
3.841 * [simplify]: Simplified to:
   (expm1 (* x (+ x y)))
  (log1p (* x (+ x y)))
  (* x (+ x y))
  (log (* x (+ x y)))
  (log (* x (+ x y)))
  (exp (* x (+ x y)))
  (pow (* x (+ x y)) 3)
  (* (cbrt (* x (+ x y))) (cbrt (* x (+ x y))))
  (cbrt (* x (+ x y)))
  (pow (* x (+ x y)) 3)
  (sqrt (* x (+ x y)))
  (sqrt (* x (+ x y)))
  (* (sqrt x) (sqrt (+ x y)))
  (* (sqrt x) (sqrt (+ x y)))
  (* x x)
  (* y x)
  (* x x)
  (* y x)
  (* x (* (cbrt (+ x y)) (cbrt (+ x y))))
  (* x (sqrt (+ x y)))
  x
  x
  (* (cbrt x) (+ x y))
  (* (sqrt x) (+ x y))
  (* x (+ x y))
  (fma x (pow y 3) (pow x 4))
  (* x (- (* x x) (* y y)))
  (* x (+ x y))
  (* x (+ x y))
  (* x (+ x y))
3.841 * * * [progress]: adding candidates to table
3.880 * * [progress]: iteration 2 / 4
3.880 * * * [progress]: picking best candidate
3.881 * * * * [pick]: Picked  #<alt (λ (x y) (* 2.0 (+ (* x x) (* x y))))>
3.881 * * * [progress]: localizing error
3.886 * * * [progress]: generating rewritten candidates
3.887 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
3.890 * * * [progress]: generating series expansions
3.890 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
3.890 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* x y)) in (x y) around 0
3.890 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* x y)) in y
3.890 * [taylor]: Taking taylor expansion of (pow x 2) in y
3.890 * [taylor]: Taking taylor expansion of x in y
3.890 * [taylor]: Taking taylor expansion of (* x y) in y
3.890 * [taylor]: Taking taylor expansion of x in y
3.890 * [taylor]: Taking taylor expansion of y in y
3.890 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* x y)) in x
3.890 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.890 * [taylor]: Taking taylor expansion of x in x
3.890 * [taylor]: Taking taylor expansion of (* x y) in x
3.890 * [taylor]: Taking taylor expansion of x in x
3.890 * [taylor]: Taking taylor expansion of y in x
3.890 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* x y)) in x
3.890 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.890 * [taylor]: Taking taylor expansion of x in x
3.890 * [taylor]: Taking taylor expansion of (* x y) in x
3.890 * [taylor]: Taking taylor expansion of x in x
3.890 * [taylor]: Taking taylor expansion of y in x
3.891 * [taylor]: Taking taylor expansion of 0 in y
3.891 * [taylor]: Taking taylor expansion of y in y
3.892 * [taylor]: Taking taylor expansion of 1 in y
3.896 * [taylor]: Taking taylor expansion of 0 in y
3.897 * [taylor]: Taking taylor expansion of 0 in y
3.898 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
3.898 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in y
3.898 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
3.898 * [taylor]: Taking taylor expansion of (pow x 2) in y
3.898 * [taylor]: Taking taylor expansion of x in y
3.898 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
3.898 * [taylor]: Taking taylor expansion of (* x y) in y
3.898 * [taylor]: Taking taylor expansion of x in y
3.898 * [taylor]: Taking taylor expansion of y in y
3.898 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in x
3.898 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.898 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.898 * [taylor]: Taking taylor expansion of x in x
3.899 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
3.899 * [taylor]: Taking taylor expansion of (* x y) in x
3.899 * [taylor]: Taking taylor expansion of x in x
3.899 * [taylor]: Taking taylor expansion of y in x
3.899 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in x
3.899 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.899 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.899 * [taylor]: Taking taylor expansion of x in x
3.900 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
3.900 * [taylor]: Taking taylor expansion of (* x y) in x
3.900 * [taylor]: Taking taylor expansion of x in x
3.900 * [taylor]: Taking taylor expansion of y in x
3.900 * [taylor]: Taking taylor expansion of 1 in y
3.901 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.901 * [taylor]: Taking taylor expansion of y in y
3.903 * [taylor]: Taking taylor expansion of 0 in y
3.906 * [taylor]: Taking taylor expansion of 0 in y
3.909 * [taylor]: Taking taylor expansion of 0 in y
3.909 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
3.909 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in y
3.909 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
3.909 * [taylor]: Taking taylor expansion of (pow x 2) in y
3.909 * [taylor]: Taking taylor expansion of x in y
3.909 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
3.909 * [taylor]: Taking taylor expansion of (* x y) in y
3.909 * [taylor]: Taking taylor expansion of x in y
3.909 * [taylor]: Taking taylor expansion of y in y
3.910 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in x
3.910 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.910 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.910 * [taylor]: Taking taylor expansion of x in x
3.910 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
3.910 * [taylor]: Taking taylor expansion of (* x y) in x
3.910 * [taylor]: Taking taylor expansion of x in x
3.910 * [taylor]: Taking taylor expansion of y in x
3.911 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in x
3.911 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.911 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.911 * [taylor]: Taking taylor expansion of x in x
3.911 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
3.911 * [taylor]: Taking taylor expansion of (* x y) in x
3.911 * [taylor]: Taking taylor expansion of x in x
3.911 * [taylor]: Taking taylor expansion of y in x
3.912 * [taylor]: Taking taylor expansion of 1 in y
3.913 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.913 * [taylor]: Taking taylor expansion of y in y
3.915 * [taylor]: Taking taylor expansion of 0 in y
3.917 * [taylor]: Taking taylor expansion of 0 in y
3.920 * [taylor]: Taking taylor expansion of 0 in y
3.920 * * * [progress]: simplifying candidates
3.921 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (+ (* x x) (* x y)))
  (log1p (+ (* x x) (* x y)))
  (* (exp (* x x)) (exp (* x y)))
  (log (+ (* x x) (* x y)))
  (exp (+ (* x x) (* x y)))
  (* (cbrt (+ (* x x) (* x y))) (cbrt (+ (* x x) (* x y))))
  (cbrt (+ (* x x) (* x y)))
  (* (* (+ (* x x) (* x y)) (+ (* x x) (* x y))) (+ (* x x) (* x y)))
  (sqrt (+ (* x x) (* x y)))
  (sqrt (+ (* x x) (* x y)))
  (+ (pow (* x x) 3) (pow (* x y) 3))
  (+ (* (* x x) (* x x)) (- (* (* x y) (* x y)) (* (* x x) (* x y))))
  (- (* (* x x) (* x x)) (* (* x y) (* x y)))
  (- (* x x) (* x y))
  (+ x y)
  (+ (pow x 2) (* x y))
  (+ (pow x 2) (* x y))
  (+ (pow x 2) (* x y))
3.922 * * [simplify]: iteration  0 :  32  enodes  (cost  185 )
3.929 * * [simplify]: iteration  1 :  106  enodes  (cost  141 )
3.973 * * [simplify]: iteration  2 :  386  enodes  (cost  123 )
4.096 * * [simplify]: iteration  3 :  1110  enodes  (cost  123 )
4.658 * * [simplify]: iteration  4 :  2785  enodes  (cost  123 )
5.828 * * [simplify]: iteration  done :  5000  enodes  (cost  123 )
5.829 * [simplify]: Simplified to:
   (expm1 (* x (+ x y)))
  (log1p (* x (+ x y)))
  (exp (* x (+ x y)))
  (log (* x (+ x y)))
  (exp (* x (+ x y)))
  (* (cbrt (* x (+ x y))) (cbrt (* x (+ x y))))
  (cbrt (* x (+ x y)))
  (pow (* x (+ x y)) 3)
  (sqrt (* x (+ x y)))
  (sqrt (* x (+ x y)))
  (+ (pow x 6) (pow (* x y) 3))
  (fma (* x y) (* x (- y x)) (pow x 4))
  (* (* x (+ x y)) (* x (- x y)))
  (* x (- x y))
  (+ x y)
  (* x (+ x y))
  (* x (+ x y))
  (* x (+ x y))
5.829 * * * [progress]: adding candidates to table
5.859 * [progress]: [Phase 3 of 3] Extracting.
5.859 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 2.0 (+ (* x x) (* x y))))> #<alt (λ (x y) (* (* x (+ x y)) 2.0))>)
5.859 * * * [regime-changes]: Trying 4 branch expressions: ((+ (* x x) (* x y)) (* 2.0 (+ (* x x) (* x y))) y x)
5.859 * * * * [regimes]: Trying to branch on (+ (* x x) (* x y)) from (#<alt (λ (x y) (* 2.0 (+ (* x x) (* x y))))> #<alt (λ (x y) (* (* x (+ x y)) 2.0))>)
5.872 * * * * [regimes]: Trying to branch on (* 2.0 (+ (* x x) (* x y))) from (#<alt (λ (x y) (* 2.0 (+ (* x x) (* x y))))> #<alt (λ (x y) (* (* x (+ x y)) 2.0))>)
5.883 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 2.0 (+ (* x x) (* x y))))> #<alt (λ (x y) (* (* x (+ x y)) 2.0))>)
5.893 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 2.0 (+ (* x x) (* x y))))> #<alt (λ (x y) (* (* x (+ x y)) 2.0))>)
5.906 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
5.906 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (* x (+ x y)) 2.0)
5.906 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
5.907 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
5.907 * * [simplify]: iteration  done :  9  enodes  (cost  7 )
5.907 * [simplify]: Simplified to:
   (* (* x (+ x y)) 2.0)
6.365 * [regime-testing]: Baseline error score: 0.015876984623077885
6.366 * [regime-testing]: Oracle error score: 0.010376297037129641
6.367 * [regime-testing]: End program error score: 0.015876984623077885
6.382 * [regime-testing]: Target error score: 0.008126015751968996