33.426 * [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 )
0.020 * * [simplify]: iteration  2 :  42  enodes  (cost  11 )
0.025 * * [simplify]: iteration  3 :  71  enodes  (cost  11 )
0.035 * * [simplify]: iteration  4 :  134  enodes  (cost  11 )
0.060 * * [simplify]: iteration  5 :  217  enodes  (cost  11 )
0.100 * * [simplify]: iteration  6 :  312  enodes  (cost  11 )
0.160 * * [simplify]: iteration  7 :  519  enodes  (cost  11 )
0.294 * * [simplify]: iteration  8 :  762  enodes  (cost  11 )
0.575 * * [simplify]: iteration  9 :  841  enodes  (cost  11 )
0.928 * * [simplify]: iteration  done :  841  enodes  (cost  11 )
0.928 * [simplify]: Simplified to:
   (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673)
0.928 * * [progress]: iteration 1 / 4
0.928 * * * [progress]: picking best candidate
0.930 * * * * [pick]: Picked  #<alt (λ (x y) (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673))>
0.930 * * * [progress]: localizing error
0.940 * * * [progress]: generating rewritten candidates
0.940 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1)
0.950 * * * [progress]: generating series expansions
0.950 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1)
0.950 * [approximate]: Taking taylor expansion of (* x (- y 1.0)) in (x y) around 0
0.950 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in y
0.950 * [taylor]: Taking taylor expansion of x in y
0.950 * [taylor]: Taking taylor expansion of (- y 1.0) in y
0.950 * [taylor]: Taking taylor expansion of y in y
0.951 * [taylor]: Taking taylor expansion of 1.0 in y
0.951 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in x
0.951 * [taylor]: Taking taylor expansion of x in x
0.951 * [taylor]: Taking taylor expansion of (- y 1.0) in x
0.951 * [taylor]: Taking taylor expansion of y in x
0.951 * [taylor]: Taking taylor expansion of 1.0 in x
0.951 * [taylor]: Taking taylor expansion of (* x (- y 1.0)) in x
0.951 * [taylor]: Taking taylor expansion of x in x
0.951 * [taylor]: Taking taylor expansion of (- y 1.0) in x
0.951 * [taylor]: Taking taylor expansion of y in x
0.951 * [taylor]: Taking taylor expansion of 1.0 in x
0.952 * [taylor]: Taking taylor expansion of 0 in y
0.952 * [taylor]: Taking taylor expansion of (- y 1.0) in y
0.952 * [taylor]: Taking taylor expansion of y in y
0.952 * [taylor]: Taking taylor expansion of 1.0 in y
0.955 * [taylor]: Taking taylor expansion of 0 in y
0.956 * [taylor]: Taking taylor expansion of 0 in y
0.958 * [taylor]: Taking taylor expansion of 0 in y
0.959 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in (x y) around 0
0.959 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in y
0.959 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y
0.959 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.959 * [taylor]: Taking taylor expansion of y in y
0.959 * [taylor]: Taking taylor expansion of 1.0 in y
0.959 * [taylor]: Taking taylor expansion of x in y
0.959 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x
0.959 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x
0.959 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.959 * [taylor]: Taking taylor expansion of y in x
0.960 * [taylor]: Taking taylor expansion of 1.0 in x
0.960 * [taylor]: Taking taylor expansion of x in x
0.960 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) 1.0) x) in x
0.960 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x
0.960 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.960 * [taylor]: Taking taylor expansion of y in x
0.960 * [taylor]: Taking taylor expansion of 1.0 in x
0.960 * [taylor]: Taking taylor expansion of x in x
0.961 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y
0.961 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.961 * [taylor]: Taking taylor expansion of y in y
0.961 * [taylor]: Taking taylor expansion of 1.0 in y
0.963 * [taylor]: Taking taylor expansion of 0 in y
0.966 * [taylor]: Taking taylor expansion of 0 in y
0.968 * [taylor]: Taking taylor expansion of 0 in y
0.971 * [taylor]: Taking taylor expansion of 0 in y
0.972 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in (x y) around 0
0.972 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y
0.972 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.972 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.972 * [taylor]: Taking taylor expansion of y in y
0.972 * [taylor]: Taking taylor expansion of 1.0 in y
0.972 * [taylor]: Taking taylor expansion of x in y
0.972 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.973 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.973 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.973 * [taylor]: Taking taylor expansion of y in x
0.973 * [taylor]: Taking taylor expansion of 1.0 in x
0.973 * [taylor]: Taking taylor expansion of x in x
0.973 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.973 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.973 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.973 * [taylor]: Taking taylor expansion of y in x
0.973 * [taylor]: Taking taylor expansion of 1.0 in x
0.973 * [taylor]: Taking taylor expansion of x in x
0.973 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.973 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.973 * [taylor]: Taking taylor expansion of y in y
0.973 * [taylor]: Taking taylor expansion of 1.0 in y
0.974 * [taylor]: Taking taylor expansion of 0 in y
0.977 * [taylor]: Taking taylor expansion of 0 in y
0.979 * [taylor]: Taking taylor expansion of 0 in y
0.981 * [taylor]: Taking taylor expansion of 0 in y
0.982 * * * [progress]: simplifying candidates
0.982 * [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))
0.984 * * [simplify]: iteration  0 :  52  enodes  (cost  217 )
0.991 * * [simplify]: iteration  1 :  114  enodes  (cost  212 )
1.015 * * [simplify]: iteration  2 :  396  enodes  (cost  186 )
1.124 * * [simplify]: iteration  3 :  1173  enodes  (cost  186 )
1.651 * * [simplify]: iteration  4 :  3126  enodes  (cost  186 )
3.061 * * [simplify]: iteration  done :  5000  enodes  (cost  186 )
3.061 * [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))
3.061 * * * [progress]: adding candidates to table
3.106 * * [progress]: iteration 2 / 4
3.106 * * * [progress]: picking best candidate
3.108 * * * * [pick]: Picked  #<alt (λ (x y) (+ (- (+ (* y x) (* (- 1.0) x)) (* y 0.5)) 0.918938533204673))>
3.108 * * * [progress]: localizing error
3.116 * * * [progress]: generating rewritten candidates
3.116 * * * [progress]: generating series expansions
3.116 * * * [progress]: simplifying candidates
3.117 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
3.117 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
3.117 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
3.117 * [simplify]: Simplified to:
   
3.117 * * * [progress]: adding candidates to table
3.118 * [progress]: [Phase 3 of 3] Extracting.
3.121 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (- (+ (* y x) (* (- 1.0) x)) (* y 0.5)) 0.918938533204673)
3.122 * * [simplify]: iteration  0 :  12  enodes  (cost  14 )
3.122 * * [simplify]: iteration  1 :  19  enodes  (cost  14 )
3.123 * * [simplify]: iteration  2 :  22  enodes  (cost  14 )
3.123 * * [simplify]: iteration  3 :  23  enodes  (cost  14 )
3.124 * * [simplify]: iteration  done :  23  enodes  (cost  14 )
3.124 * [simplify]: Simplified to:
   (+ (- (+ (* y x) (* (- 1.0) x)) (* y 0.5)) 0.918938533204673)
3.525 * [regime-testing]: End program error score: 0.010401259200504607