29.698 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying:
  (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673)
0.016 * * [simplify]: Extracting # 0 : cost  0
0.016 * * [simplify]: Extracting # 1 : cost  0
0.016 * * [simplify]: Extracting # 2 : cost  0
0.016 * * [simplify]: Extracting # 3 : cost  0
0.016 * * [simplify]: Extracting # 4 : cost  0
0.016 * * [simplify]: Extracting # 5 : cost  0
0.017 * * [simplify]: Extracting # 6 : cost  0
0.017 * * [simplify]: iteration  0 :  10  enodes  (cost  11 )
0.018 * * [simplify]: Extracting # 0 : cost  0
0.018 * * [simplify]: Extracting # 1 : cost  0
0.018 * * [simplify]: Extracting # 2 : cost  0
0.019 * * [simplify]: iteration  1 :  19  enodes  (cost  11 )
0.023 * * [simplify]: Extracting # 0 : cost  0
0.023 * * [simplify]: Extracting # 1 : cost  0
0.023 * * [simplify]: Extracting # 2 : cost  0
0.023 * * [simplify]: iteration  2 :  42  enodes  (cost  11 )
0.035 * * [simplify]: Extracting # 0 : cost  0
0.035 * * [simplify]: Extracting # 1 : cost  0
0.035 * * [simplify]: Extracting # 2 : cost  0
0.035 * * [simplify]: iteration  3 :  85  enodes  (cost  11 )
0.054 * * [simplify]: Extracting # 0 : cost  0
0.055 * * [simplify]: Extracting # 1 : cost  0
0.055 * * [simplify]: Extracting # 2 : cost  0
0.055 * * [simplify]: Extracting # 3 : cost  0
0.055 * * [simplify]: iteration  4 :  150  enodes  (cost  11 )
0.093 * * [simplify]: Extracting # 0 : cost  0
0.093 * * [simplify]: Extracting # 1 : cost  0
0.093 * * [simplify]: Extracting # 2 : cost  0
0.093 * * [simplify]: Extracting # 3 : cost  0
0.094 * * [simplify]: iteration  5 :  228  enodes  (cost  11 )
0.157 * * [simplify]: Extracting # 0 : cost  0
0.158 * * [simplify]: Extracting # 1 : cost  0
0.158 * * [simplify]: Extracting # 2 : cost  0
0.158 * * [simplify]: Extracting # 3 : cost  0
0.158 * * [simplify]: Extracting # 4 : cost  0
0.158 * * [simplify]: iteration  6 :  345  enodes  (cost  11 )
0.262 * * [simplify]: Extracting # 0 : cost  0
0.262 * * [simplify]: Extracting # 1 : cost  0
0.262 * * [simplify]: Extracting # 2 : cost  0
0.263 * * [simplify]: Extracting # 3 : cost  0
0.263 * * [simplify]: iteration  7 :  464  enodes  (cost  11 )
0.405 * * [simplify]: Extracting # 0 : cost  0
0.405 * * [simplify]: Extracting # 1 : cost  0
0.406 * * [simplify]: Extracting # 2 : cost  0
0.406 * * [simplify]: iteration  8 :  559  enodes  (cost  11 )
0.549 * * [simplify]: Extracting # 0 : cost  0
0.549 * * [simplify]: Extracting # 1 : cost  0
0.550 * * [simplify]: Extracting # 2 : cost  0
0.550 * * [simplify]: iteration  9 :  586  enodes  (cost  11 )
0.702 * * [simplify]: Extracting # 0 : cost  0
0.703 * * [simplify]: Extracting # 1 : cost  0
0.703 * * [simplify]: iteration  10 :  595  enodes  (cost  11 )
0.852 * * [simplify]: Extracting # 0 : cost  0
0.852 * * [simplify]: iteration done:  595  enodes  (cost  11 )
0.852 * [simplify]: Simplified to:
  (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673)
0.852 * * [progress]: iteration 1 / 4
0.852 * * * [progress]: picking best candidate
0.854 * * * * [pick]: Picked  #<alt (λ (x y) (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673))>
0.854 * * * [progress]: localizing error
0.860 * * * [progress]: generating rewritten candidates
0.860 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1)
0.884 * * * [progress]: generating series expansions
0.884 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1)
0.884 * [backup-simplify]: Simplify (* x (- y 1.0)) into (* x (- y 1.0))
0.884 * [approximate]: Taking taylor expansion of (* x (- y 1.0)) in (x y) around 0
0.884 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in y
0.884 * [taylor]: Taking taylor expansion of x in y
0.884 * [backup-simplify]: Simplify x into x
0.884 * [taylor]: Taking taylor expansion of (- y 1.0) in y
0.884 * [taylor]: Taking taylor expansion of y in y
0.884 * [backup-simplify]: Simplify 0 into 0
0.884 * [backup-simplify]: Simplify 1 into 1
0.884 * [taylor]: Taking taylor expansion of 1.0 in y
0.884 * [backup-simplify]: Simplify 1.0 into 1.0
0.884 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in x
0.884 * [taylor]: Taking taylor expansion of x in x
0.884 * [backup-simplify]: Simplify 0 into 0
0.884 * [backup-simplify]: Simplify 1 into 1
0.884 * [taylor]: Taking taylor expansion of (- y 1.0) in x
0.884 * [taylor]: Taking taylor expansion of y in x
0.884 * [backup-simplify]: Simplify y into y
0.884 * [taylor]: Taking taylor expansion of 1.0 in x
0.884 * [backup-simplify]: Simplify 1.0 into 1.0
0.884 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in x
0.884 * [taylor]: Taking taylor expansion of x in x
0.884 * [backup-simplify]: Simplify 0 into 0
0.884 * [backup-simplify]: Simplify 1 into 1
0.885 * [taylor]: Taking taylor expansion of (- y 1.0) in x
0.885 * [taylor]: Taking taylor expansion of y in x
0.885 * [backup-simplify]: Simplify y into y
0.885 * [taylor]: Taking taylor expansion of 1.0 in x
0.885 * [backup-simplify]: Simplify 1.0 into 1.0
0.885 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.885 * [backup-simplify]: Simplify (+ y (- 1.0)) into (- y 1.0)
0.885 * [backup-simplify]: Simplify (* 0 (- y 1.0)) into 0
0.885 * [taylor]: Taking taylor expansion of 0 in y
0.885 * [backup-simplify]: Simplify 0 into 0
0.885 * [backup-simplify]: Simplify 0 into 0
0.886 * [backup-simplify]: Simplify (- 0) into 0
0.886 * [backup-simplify]: Simplify (+ 0 0) into 0
0.886 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (- y 1.0))) into (- y 1.0)
0.886 * [taylor]: Taking taylor expansion of (- y 1.0) in y
0.886 * [taylor]: Taking taylor expansion of y in y
0.886 * [backup-simplify]: Simplify 0 into 0
0.886 * [backup-simplify]: Simplify 1 into 1
0.886 * [taylor]: Taking taylor expansion of 1.0 in y
0.886 * [backup-simplify]: Simplify 1.0 into 1.0
0.886 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.887 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
0.887 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.887 * [backup-simplify]: Simplify 0 into 0
0.887 * [backup-simplify]: Simplify (- 0) into 0
0.888 * [backup-simplify]: Simplify (+ 0 0) into 0
0.888 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- y 1.0)))) into 0
0.888 * [taylor]: Taking taylor expansion of 0 in y
0.888 * [backup-simplify]: Simplify 0 into 0
0.888 * [backup-simplify]: Simplify 0 into 0
0.888 * [backup-simplify]: Simplify (- 0) into 0
0.889 * [backup-simplify]: Simplify (+ 1 0) into 1
0.889 * [backup-simplify]: Simplify 1 into 1
0.889 * [backup-simplify]: Simplify 0 into 0
0.889 * [backup-simplify]: Simplify (- 0) into 0
0.889 * [backup-simplify]: Simplify (+ 0 0) into 0
0.890 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (- y 1.0))))) into 0
0.890 * [taylor]: Taking taylor expansion of 0 in y
0.890 * [backup-simplify]: Simplify 0 into 0
0.890 * [backup-simplify]: Simplify 0 into 0
0.890 * [backup-simplify]: Simplify 0 into 0
0.890 * [backup-simplify]: Simplify (- 0) into 0
0.890 * [backup-simplify]: Simplify (+ 0 0) into 0
0.890 * [backup-simplify]: Simplify 0 into 0
0.890 * [backup-simplify]: Simplify 0 into 0
0.891 * [backup-simplify]: Simplify (- 0) into 0
0.891 * [backup-simplify]: Simplify (+ 0 0) into 0
0.892 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- y 1.0)))))) into 0
0.892 * [taylor]: Taking taylor expansion of 0 in y
0.892 * [backup-simplify]: Simplify 0 into 0
0.892 * [backup-simplify]: Simplify 0 into 0
0.892 * [backup-simplify]: Simplify (+ (* 1 (* y x)) (* (- 1.0) (* 1 x))) into (- (* x y) (* 1.0 x))
0.892 * [backup-simplify]: Simplify (* (/ 1 x) (- (/ 1 y) 1.0)) into (/ (- (/ 1 y) 1.0) x)
0.892 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in (x y) around 0
0.892 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in y
0.892 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y
0.892 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.892 * [taylor]: Taking taylor expansion of y in y
0.892 * [backup-simplify]: Simplify 0 into 0
0.892 * [backup-simplify]: Simplify 1 into 1
0.892 * [backup-simplify]: Simplify (/ 1 1) into 1
0.892 * [taylor]: Taking taylor expansion of 1.0 in y
0.892 * [backup-simplify]: Simplify 1.0 into 1.0
0.892 * [taylor]: Taking taylor expansion of x in y
0.892 * [backup-simplify]: Simplify x into x
0.893 * [backup-simplify]: Simplify (+ 1 0) into 1
0.893 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.893 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x
0.893 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x
0.893 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.893 * [taylor]: Taking taylor expansion of y in x
0.893 * [backup-simplify]: Simplify y into y
0.893 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.893 * [taylor]: Taking taylor expansion of 1.0 in x
0.893 * [backup-simplify]: Simplify 1.0 into 1.0
0.893 * [taylor]: Taking taylor expansion of x in x
0.893 * [backup-simplify]: Simplify 0 into 0
0.893 * [backup-simplify]: Simplify 1 into 1
0.893 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.893 * [backup-simplify]: Simplify (+ (/ 1 y) (- 1.0)) into (- (/ 1 y) 1.0)
0.894 * [backup-simplify]: Simplify (/ (- (/ 1 y) 1.0) 1) into (- (/ 1 y) 1.0)
0.894 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x
0.894 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x
0.894 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.894 * [taylor]: Taking taylor expansion of y in x
0.894 * [backup-simplify]: Simplify y into y
0.894 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.894 * [taylor]: Taking taylor expansion of 1.0 in x
0.894 * [backup-simplify]: Simplify 1.0 into 1.0
0.894 * [taylor]: Taking taylor expansion of x in x
0.894 * [backup-simplify]: Simplify 0 into 0
0.894 * [backup-simplify]: Simplify 1 into 1
0.894 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.894 * [backup-simplify]: Simplify (+ (/ 1 y) (- 1.0)) into (- (/ 1 y) 1.0)
0.894 * [backup-simplify]: Simplify (/ (- (/ 1 y) 1.0) 1) into (- (/ 1 y) 1.0)
0.894 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y
0.894 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.894 * [taylor]: Taking taylor expansion of y in y
0.894 * [backup-simplify]: Simplify 0 into 0
0.894 * [backup-simplify]: Simplify 1 into 1
0.895 * [backup-simplify]: Simplify (/ 1 1) into 1
0.895 * [taylor]: Taking taylor expansion of 1.0 in y
0.895 * [backup-simplify]: Simplify 1.0 into 1.0
0.895 * [backup-simplify]: Simplify (+ 1 0) into 1
0.895 * [backup-simplify]: Simplify 1 into 1
0.895 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.895 * [backup-simplify]: Simplify (- 0) into 0
0.896 * [backup-simplify]: Simplify (+ 0 0) into 0
0.896 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- (/ 1 y) 1.0) (/ 0 1)))) into 0
0.896 * [taylor]: Taking taylor expansion of 0 in y
0.896 * [backup-simplify]: Simplify 0 into 0
0.896 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.897 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.897 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
0.897 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.898 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.898 * [backup-simplify]: Simplify (- 0) into 0
0.898 * [backup-simplify]: Simplify (+ 0 0) into 0
0.899 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- (/ 1 y) 1.0) (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.899 * [taylor]: Taking taylor expansion of 0 in y
0.899 * [backup-simplify]: Simplify 0 into 0
0.899 * [backup-simplify]: Simplify 0 into 0
0.899 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.899 * [backup-simplify]: Simplify (- 0) into 0
0.900 * [backup-simplify]: Simplify (+ 0 0) into 0
0.900 * [backup-simplify]: Simplify 0 into 0
0.900 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.900 * [backup-simplify]: Simplify (- 0) into 0
0.900 * [backup-simplify]: Simplify (+ 0 0) into 0
0.901 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- (/ 1 y) 1.0) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.901 * [taylor]: Taking taylor expansion of 0 in y
0.901 * [backup-simplify]: Simplify 0 into 0
0.901 * [backup-simplify]: Simplify 0 into 0
0.901 * [backup-simplify]: Simplify 0 into 0
0.902 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.902 * [backup-simplify]: Simplify (- 0) into 0
0.902 * [backup-simplify]: Simplify (+ 0 0) into 0
0.902 * [backup-simplify]: Simplify 0 into 0
0.903 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.903 * [backup-simplify]: Simplify (- 0) into 0
0.903 * [backup-simplify]: Simplify (+ 0 0) into 0
0.904 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- (/ 1 y) 1.0) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.904 * [taylor]: Taking taylor expansion of 0 in y
0.904 * [backup-simplify]: Simplify 0 into 0
0.904 * [backup-simplify]: Simplify 0 into 0
0.905 * [backup-simplify]: Simplify (+ (* (- 1.0) (* 1 (/ 1 (/ 1 x)))) (* 1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))) into (- (* x y) (* 1.0 x))
0.905 * [backup-simplify]: Simplify (* (/ 1 (- x)) (- (/ 1 (- y)) 1.0)) into (/ (+ (/ 1 y) 1.0) x)
0.905 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in (x y) around 0
0.905 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y
0.905 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.905 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.905 * [taylor]: Taking taylor expansion of y in y
0.905 * [backup-simplify]: Simplify 0 into 0
0.905 * [backup-simplify]: Simplify 1 into 1
0.905 * [backup-simplify]: Simplify (/ 1 1) into 1
0.905 * [taylor]: Taking taylor expansion of 1.0 in y
0.905 * [backup-simplify]: Simplify 1.0 into 1.0
0.905 * [taylor]: Taking taylor expansion of x in y
0.905 * [backup-simplify]: Simplify x into x
0.905 * [backup-simplify]: Simplify (+ 1 0) into 1
0.906 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.906 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.906 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.906 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.906 * [taylor]: Taking taylor expansion of y in x
0.906 * [backup-simplify]: Simplify y into y
0.906 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.906 * [taylor]: Taking taylor expansion of 1.0 in x
0.906 * [backup-simplify]: Simplify 1.0 into 1.0
0.906 * [taylor]: Taking taylor expansion of x in x
0.906 * [backup-simplify]: Simplify 0 into 0
0.906 * [backup-simplify]: Simplify 1 into 1
0.906 * [backup-simplify]: Simplify (+ (/ 1 y) 1.0) into (+ (/ 1 y) 1.0)
0.906 * [backup-simplify]: Simplify (/ (+ (/ 1 y) 1.0) 1) into (+ (/ 1 y) 1.0)
0.906 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.906 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.906 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.906 * [taylor]: Taking taylor expansion of y in x
0.906 * [backup-simplify]: Simplify y into y
0.906 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.906 * [taylor]: Taking taylor expansion of 1.0 in x
0.906 * [backup-simplify]: Simplify 1.0 into 1.0
0.906 * [taylor]: Taking taylor expansion of x in x
0.906 * [backup-simplify]: Simplify 0 into 0
0.906 * [backup-simplify]: Simplify 1 into 1
0.906 * [backup-simplify]: Simplify (+ (/ 1 y) 1.0) into (+ (/ 1 y) 1.0)
0.906 * [backup-simplify]: Simplify (/ (+ (/ 1 y) 1.0) 1) into (+ (/ 1 y) 1.0)
0.906 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.906 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.906 * [taylor]: Taking taylor expansion of y in y
0.906 * [backup-simplify]: Simplify 0 into 0
0.906 * [backup-simplify]: Simplify 1 into 1
0.907 * [backup-simplify]: Simplify (/ 1 1) into 1
0.907 * [taylor]: Taking taylor expansion of 1.0 in y
0.907 * [backup-simplify]: Simplify 1.0 into 1.0
0.907 * [backup-simplify]: Simplify (+ 1 0) into 1
0.907 * [backup-simplify]: Simplify 1 into 1
0.907 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.907 * [backup-simplify]: Simplify (+ 0 0) into 0
0.908 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (+ (/ 1 y) 1.0) (/ 0 1)))) into 0
0.908 * [taylor]: Taking taylor expansion of 0 in y
0.908 * [backup-simplify]: Simplify 0 into 0
0.908 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.908 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.908 * [backup-simplify]: Simplify 1.0 into 1.0
0.909 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.909 * [backup-simplify]: Simplify (+ 0 0) into 0
0.910 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (+ (/ 1 y) 1.0) (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.910 * [taylor]: Taking taylor expansion of 0 in y
0.910 * [backup-simplify]: Simplify 0 into 0
0.910 * [backup-simplify]: Simplify 0 into 0
0.910 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.910 * [backup-simplify]: Simplify (+ 0 0) into 0
0.910 * [backup-simplify]: Simplify 0 into 0
0.910 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.911 * [backup-simplify]: Simplify (+ 0 0) into 0
0.912 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (+ (/ 1 y) 1.0) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.912 * [taylor]: Taking taylor expansion of 0 in y
0.912 * [backup-simplify]: Simplify 0 into 0
0.912 * [backup-simplify]: Simplify 0 into 0
0.912 * [backup-simplify]: Simplify 0 into 0
0.912 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.913 * [backup-simplify]: Simplify (+ 0 0) into 0
0.913 * [backup-simplify]: Simplify 0 into 0
0.913 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.913 * [backup-simplify]: Simplify (+ 0 0) into 0
0.914 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (+ (/ 1 y) 1.0) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.914 * [taylor]: Taking taylor expansion of 0 in y
0.914 * [backup-simplify]: Simplify 0 into 0
0.915 * [backup-simplify]: Simplify 0 into 0
0.915 * [backup-simplify]: Simplify (+ (* 1.0 (* 1 (/ 1 (/ 1 (- x))))) (* 1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (- (* x y) (* 1.0 x))
0.915 * * * [progress]: simplifying candidates
0.915 * [simplify]: Simplifying:
  (* 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))
0.916 * * [simplify]: Extracting # 0 : cost  0
0.916 * * [simplify]: Extracting # 1 : cost  0
0.916 * * [simplify]: Extracting # 2 : cost  0
0.916 * * [simplify]: Extracting # 3 : cost  0
0.916 * * [simplify]: Extracting # 4 : cost  0
0.916 * * [simplify]: Extracting # 5 : cost  0
0.916 * * [simplify]: iteration  0 :  52  enodes  (cost  217 )
0.928 * * [simplify]: Extracting # 0 : cost  0
0.929 * * [simplify]: Extracting # 1 : cost  0
0.929 * * [simplify]: Extracting # 2 : cost  0
0.929 * * [simplify]: Extracting # 3 : cost  0
0.929 * * [simplify]: Extracting # 4 : cost  0
0.929 * * [simplify]: iteration  1 :  113  enodes  (cost  212 )
0.955 * * [simplify]: Extracting # 0 : cost  0
0.955 * * [simplify]: Extracting # 1 : cost  0
0.955 * * [simplify]: Extracting # 2 : cost  0
0.956 * * [simplify]: Extracting # 3 : cost  0
0.956 * * [simplify]: Extracting # 4 : cost  0
0.956 * * [simplify]: Extracting # 5 : cost  0
0.956 * * [simplify]: iteration  2 :  265  enodes  (cost  186 )
1.056 * * [simplify]: Extracting # 0 : cost  0
1.057 * * [simplify]: Extracting # 1 : cost  0
1.058 * * [simplify]: Extracting # 2 : cost  0
1.062 * * [simplify]: Extracting # 3 : cost  0
1.062 * * [simplify]: Extracting # 4 : cost  0
1.063 * * [simplify]: iteration  3 :  816  enodes  (cost  186 )
1.840 * * [simplify]: Extracting # 0 : cost  0
1.844 * * [simplify]: Extracting # 1 : cost  0
1.846 * * [simplify]: Extracting # 2 : cost  0
1.848 * * [simplify]: Extracting # 3 : cost  0
1.850 * * [simplify]: Extracting # 4 : cost  0
1.852 * * [simplify]: iteration  4 :  3360  enodes  (cost  186 )
2.557 * * [simplify]: Extracting # 0 : cost  0
2.560 * * [simplify]: Extracting # 1 : cost  0
2.564 * * [simplify]: Extracting # 2 : cost  0
2.568 * * [simplify]: Extracting # 3 : cost  0
2.572 * * [simplify]: Extracting # 4 : cost  0
2.575 * * [simplify]: iteration done:  5000  enodes  (cost  186 )
2.576 * [simplify]: Simplified to:
  (* (- y 1.0) x)
  (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)))
  (* x y)
  (* x (- 1.0))
  (* x y)
  (* x (- 1.0))
  (* x y)
  (* x (- 1.0))
  (* x y)
  (* x (- 1.0))
  (* 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))
  (* (- y 1.0) x)
  (* x (- (pow y 3) (pow 1.0 3)))
  (* x (- (* y y) (* 1.0 1.0)))
  (* (- y 1.0) x)
  (* (- y 1.0) x)
  (* (- y 1.0) x)
2.576 * * * [progress]: adding candidates to table
2.624 * [progress]: [Phase 3 of 3] Extracting.
2.625 * [simplify]: Simplifying:
  (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673)
2.626 * * [simplify]: Extracting # 0 : cost  0
2.626 * * [simplify]: Extracting # 1 : cost  0
2.626 * * [simplify]: Extracting # 2 : cost  0
2.626 * * [simplify]: Extracting # 3 : cost  0
2.626 * * [simplify]: Extracting # 4 : cost  0
2.626 * * [simplify]: Extracting # 5 : cost  0
2.626 * * [simplify]: Extracting # 6 : cost  0
2.626 * * [simplify]: iteration  0 :  10  enodes  (cost  11 )
2.626 * * [simplify]: Extracting # 0 : cost  0
2.626 * * [simplify]: iteration  1 :  13  enodes  (cost  11 )
2.627 * * [simplify]: Extracting # 0 : cost  0
2.627 * * [simplify]: iteration done:  13  enodes  (cost  11 )
2.627 * [simplify]: Simplified to:
  (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673)
3.064 * [regime-testing]: End program error score: 0.00900112514064258