25.997 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.013 * * * [progress]: [2/2] Setting up program.
0.015 * [progress]: [Phase 2 of 3] Improving.
0.015 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673)
0.016 * * [simplify]: iteration  0 :  10  enodes  (cost  11 )
0.017 * * [simplify]: iteration  1 :  19  enodes  (cost  11 )
0.019 * * [simplify]: iteration  2 :  42  enodes  (cost  11 )
0.024 * * [simplify]: iteration  3 :  70  enodes  (cost  11 )
0.039 * * [simplify]: iteration  4 :  133  enodes  (cost  11 )
0.060 * * [simplify]: iteration  5 :  205  enodes  (cost  11 )
0.096 * * [simplify]: iteration  6 :  301  enodes  (cost  11 )
0.159 * * [simplify]: iteration  7 :  504  enodes  (cost  11 )
0.287 * * [simplify]: iteration  8 :  682  enodes  (cost  11 )
0.477 * * [simplify]: iteration  9 :  704  enodes  (cost  11 )
0.670 * * [simplify]: iteration  10 :  710  enodes  (cost  11 )
0.867 * * [simplify]: iteration  done :  710  enodes  (cost  11 )
0.867 * [simplify]: Simplified to:
   (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673)
0.867 * * [progress]: iteration 1 / 4
0.867 * * * [progress]: picking best candidate
0.869 * * * * [pick]: Picked  #<alt (λ (x y) (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673))>
0.869 * * * [progress]: localizing error
0.876 * * * [progress]: generating rewritten candidates
0.876 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1)
0.887 * * * [progress]: generating series expansions
0.887 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1)
0.887 * [approximate]: Taking taylor expansion of (* x (- y 1.0)) in (x y) around 0
0.887 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in y
0.887 * [taylor]: Taking taylor expansion of x in y
0.887 * [taylor]: Taking taylor expansion of (- y 1.0) in y
0.887 * [taylor]: Taking taylor expansion of y in y
0.887 * [taylor]: Taking taylor expansion of 1.0 in y
0.887 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in x
0.887 * [taylor]: Taking taylor expansion of x in x
0.887 * [taylor]: Taking taylor expansion of (- y 1.0) in x
0.887 * [taylor]: Taking taylor expansion of y in x
0.888 * [taylor]: Taking taylor expansion of 1.0 in x
0.888 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in x
0.888 * [taylor]: Taking taylor expansion of x in x
0.888 * [taylor]: Taking taylor expansion of (- y 1.0) in x
0.888 * [taylor]: Taking taylor expansion of y in x
0.888 * [taylor]: Taking taylor expansion of 1.0 in x
0.888 * [taylor]: Taking taylor expansion of 0 in y
0.889 * [taylor]: Taking taylor expansion of (- y 1.0) in y
0.889 * [taylor]: Taking taylor expansion of y in y
0.889 * [taylor]: Taking taylor expansion of 1.0 in y
0.891 * [taylor]: Taking taylor expansion of 0 in y
0.893 * [taylor]: Taking taylor expansion of 0 in y
0.895 * [taylor]: Taking taylor expansion of 0 in y
0.895 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in (x y) around 0
0.895 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in y
0.895 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y
0.895 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.895 * [taylor]: Taking taylor expansion of y in y
0.896 * [taylor]: Taking taylor expansion of 1.0 in y
0.896 * [taylor]: Taking taylor expansion of x in y
0.896 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x
0.896 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x
0.896 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.896 * [taylor]: Taking taylor expansion of y in x
0.896 * [taylor]: Taking taylor expansion of 1.0 in x
0.896 * [taylor]: Taking taylor expansion of x in x
0.897 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x
0.897 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x
0.897 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.897 * [taylor]: Taking taylor expansion of y in x
0.897 * [taylor]: Taking taylor expansion of 1.0 in x
0.897 * [taylor]: Taking taylor expansion of x in x
0.897 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y
0.897 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.897 * [taylor]: Taking taylor expansion of y in y
0.900 * [taylor]: Taking taylor expansion of 1.0 in y
0.902 * [taylor]: Taking taylor expansion of 0 in y
0.904 * [taylor]: Taking taylor expansion of 0 in y
0.907 * [taylor]: Taking taylor expansion of 0 in y
0.911 * [taylor]: Taking taylor expansion of 0 in y
0.911 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in (x y) around 0
0.911 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y
0.911 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.911 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.911 * [taylor]: Taking taylor expansion of y in y
0.911 * [taylor]: Taking taylor expansion of 1.0 in y
0.911 * [taylor]: Taking taylor expansion of x in y
0.912 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.912 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.912 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.912 * [taylor]: Taking taylor expansion of y in x
0.912 * [taylor]: Taking taylor expansion of 1.0 in x
0.912 * [taylor]: Taking taylor expansion of x in x
0.912 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.912 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.912 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.912 * [taylor]: Taking taylor expansion of y in x
0.912 * [taylor]: Taking taylor expansion of 1.0 in x
0.912 * [taylor]: Taking taylor expansion of x in x
0.912 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.912 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.912 * [taylor]: Taking taylor expansion of y in y
0.913 * [taylor]: Taking taylor expansion of 1.0 in y
0.914 * [taylor]: Taking taylor expansion of 0 in y
0.915 * [taylor]: Taking taylor expansion of 0 in y
0.918 * [taylor]: Taking taylor expansion of 0 in y
0.920 * [taylor]: Taking taylor expansion of 0 in y
0.921 * * * [progress]: simplifying candidates
0.921 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (- y 1.0))
  (+ (log x) (log (- y 1.0)))
  (log (* x (- y 1.0)))
  (exp (* x (- y 1.0)))
  (* (* (* x x) x) (* (* (- y 1.0) (- y 1.0)) (- y 1.0)))
  (* (cbrt (* x (- y 1.0))) (cbrt (* x (- y 1.0))))
  (cbrt (* x (- y 1.0)))
  (* (* (* x (- y 1.0)) (* x (- y 1.0))) (* x (- y 1.0)))
  (sqrt (* x (- y 1.0)))
  (sqrt (* x (- y 1.0)))
  (* (sqrt x) (sqrt (- y 1.0)))
  (* (sqrt x) (sqrt (- y 1.0)))
  (* x y)
  (* x (- 1.0))
  (* x y)
  (* x (- 1.0))
  (* y x)
  (* (- 1.0) x)
  (* y x)
  (* (- 1.0) x)
  (* x (* (cbrt (- y 1.0)) (cbrt (- y 1.0))))
  (* x (sqrt (- y 1.0)))
  (* x 1)
  (* x (+ (sqrt y) (sqrt 1.0)))
  (* x 1)
  (* (cbrt x) (- y 1.0))
  (* (sqrt x) (- y 1.0))
  (* x (- y 1.0))
  (* x (- (pow y 3) (pow 1.0 3)))
  (* x (- (* y y) (* 1.0 1.0)))
  (- (* x y) (* 1.0 x))
  (- (* x y) (* 1.0 x))
  (- (* x y) (* 1.0 x))
0.923 * * [simplify]: iteration  0 :  52  enodes  (cost  217 )
0.933 * * [simplify]: iteration  1 :  112  enodes  (cost  212 )
0.949 * * [simplify]: iteration  2 :  255  enodes  (cost  186 )
0.995 * * [simplify]: iteration  3 :  659  enodes  (cost  186 )
1.172 * * [simplify]: iteration  4 :  1745  enodes  (cost  186 )
1.973 * * [simplify]: iteration  done :  5000  enodes  (cost  186 )
1.973 * [simplify]: Simplified to:
   (* x (- y 1.0))
  (log (* x (- y 1.0)))
  (log (* x (- y 1.0)))
  (exp (* x (- y 1.0)))
  (pow (* x (- y 1.0)) 3)
  (* (cbrt (* x (- y 1.0))) (cbrt (* x (- y 1.0))))
  (cbrt (* x (- y 1.0)))
  (pow (* x (- y 1.0)) 3)
  (sqrt (* x (- y 1.0)))
  (sqrt (* x (- y 1.0)))
  (* (sqrt x) (sqrt (- y 1.0)))
  (* (sqrt x) (sqrt (- y 1.0)))
  (* y x)
  (* (- 1.0) x)
  (* y x)
  (* (- 1.0) x)
  (* y x)
  (* (- 1.0) x)
  (* y x)
  (* (- 1.0) x)
  (* x (* (cbrt (- y 1.0)) (cbrt (- y 1.0))))
  (* x (sqrt (- y 1.0)))
  x
  (* x (+ (sqrt y) (sqrt 1.0)))
  x
  (* (cbrt x) (- y 1.0))
  (* (sqrt x) (- y 1.0))
  (* x (- y 1.0))
  (* x (- (pow y 3) (pow 1.0 3)))
  (* x (- (* y y) (* 1.0 1.0)))
  (* x (- y 1.0))
  (* x (- y 1.0))
  (* x (- y 1.0))
1.974 * * * [progress]: adding candidates to table
2.018 * * [progress]: iteration 2 / 4
2.018 * * * [progress]: picking best candidate
2.020 * * * * [pick]: Picked  #<alt (λ (x y) (+ (- (+ (* y x) (* (- 1.0) x)) (* y 0.5)) 0.918938533204673))>
2.020 * * * [progress]: localizing error
2.029 * * * [progress]: generating rewritten candidates
2.029 * * * [progress]: generating series expansions
2.029 * * * [progress]: simplifying candidates
2.029 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
2.030 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
2.030 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
2.030 * [simplify]: Simplified to:
   
2.030 * * * [progress]: adding candidates to table
2.030 * [progress]: [Phase 3 of 3] Extracting.
2.032 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (- (+ (* y x) (* (- 1.0) x)) (* y 0.5)) 0.918938533204673)
2.032 * * [simplify]: iteration  0 :  12  enodes  (cost  14 )
2.033 * * [simplify]: iteration  1 :  19  enodes  (cost  14 )
2.033 * * [simplify]: iteration  2 :  22  enodes  (cost  14 )
2.034 * * [simplify]: iteration  3 :  23  enodes  (cost  14 )
2.034 * * [simplify]: iteration  done :  23  enodes  (cost  14 )
2.034 * [simplify]: Simplified to:
   (+ (- (+ (* y x) (* (- 1.0) x)) (* y 0.5)) 0.918938533204673)
2.433 * [regime-testing]: End program error score: 0.010401259200504607