18.280 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.013 * [progress]: [Phase 2 of 3] Improving.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (+ y 1.0))
0.014 * * [simplify]: iteration  0 :  5  enodes  (cost  5 )
0.014 * * [simplify]: iteration  1 :  13  enodes  (cost  5 )
0.016 * * [simplify]: iteration  2 :  16  enodes  (cost  5 )
0.021 * * [simplify]: iteration  3 :  18  enodes  (cost  5 )
0.023 * * [simplify]: iteration  done :  18  enodes  (cost  5 )
0.023 * [simplify]: Simplified to:
   (* x (+ y 1.0))
0.023 * * [progress]: iteration 1 / 4
0.023 * * * [progress]: picking best candidate
0.025 * * * * [pick]: Picked  #<alt (λ (x y) (* x (+ y 1.0)))>
0.025 * * * [progress]: localizing error
0.028 * * * [progress]: generating rewritten candidates
0.028 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.038 * * * [progress]: generating series expansions
0.038 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.038 * [approximate]: Taking taylor expansion of (* x (+ y 1.0)) in (x y) around 0
0.038 * [taylor]: Taking taylor expansion of (* x (+ y 1.0)) in y
0.038 * [taylor]: Taking taylor expansion of x in y
0.038 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
0.038 * [taylor]: Taking taylor expansion of y in y
0.038 * [taylor]: Taking taylor expansion of 1.0 in y
0.038 * [taylor]: Taking taylor expansion of (* x (+ y 1.0)) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (+ y 1.0) in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.038 * [taylor]: Taking taylor expansion of 1.0 in x
0.038 * [taylor]: Taking taylor expansion of (* x (+ y 1.0)) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (+ y 1.0) in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.038 * [taylor]: Taking taylor expansion of 1.0 in x
0.038 * [taylor]: Taking taylor expansion of 0 in y
0.039 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
0.039 * [taylor]: Taking taylor expansion of y in y
0.039 * [taylor]: Taking taylor expansion of 1.0 in y
0.040 * [taylor]: Taking taylor expansion of 0 in y
0.042 * [taylor]: Taking taylor expansion of 0 in y
0.043 * [taylor]: Taking taylor expansion of 0 in y
0.044 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in (x y) around 0
0.044 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y
0.044 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.044 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.044 * [taylor]: Taking taylor expansion of y in y
0.044 * [taylor]: Taking taylor expansion of 1.0 in y
0.044 * [taylor]: Taking taylor expansion of x in y
0.044 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.044 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.044 * [taylor]: Taking taylor expansion of y in x
0.044 * [taylor]: Taking taylor expansion of 1.0 in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.045 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.045 * [taylor]: Taking taylor expansion of y in x
0.045 * [taylor]: Taking taylor expansion of 1.0 in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.045 * [taylor]: Taking taylor expansion of y in y
0.045 * [taylor]: Taking taylor expansion of 1.0 in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.048 * [taylor]: Taking taylor expansion of 0 in y
0.051 * [taylor]: Taking taylor expansion of 0 in y
0.054 * [taylor]: Taking taylor expansion of 0 in y
0.054 * [approximate]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 y)) x)) in (x y) around 0
0.054 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 y)) x)) in y
0.054 * [taylor]: Taking taylor expansion of -1 in y
0.054 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in y
0.054 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.054 * [taylor]: Taking taylor expansion of 1.0 in y
0.054 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.054 * [taylor]: Taking taylor expansion of y in y
0.054 * [taylor]: Taking taylor expansion of x in y
0.055 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 y)) x)) in x
0.055 * [taylor]: Taking taylor expansion of -1 in x
0.055 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x
0.055 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.055 * [taylor]: Taking taylor expansion of 1.0 in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.055 * [taylor]: Taking taylor expansion of y in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 y)) x)) in x
0.055 * [taylor]: Taking taylor expansion of -1 in x
0.055 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x
0.055 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.055 * [taylor]: Taking taylor expansion of 1.0 in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.055 * [taylor]: Taking taylor expansion of y in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (* -1 (- 1.0 (/ 1 y))) in y
0.056 * [taylor]: Taking taylor expansion of -1 in y
0.056 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.056 * [taylor]: Taking taylor expansion of 1.0 in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.058 * [taylor]: Taking taylor expansion of 0 in y
0.062 * [taylor]: Taking taylor expansion of 0 in y
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [taylor]: Taking taylor expansion of 0 in y
0.072 * * * [progress]: simplifying candidates
0.073 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* x (+ y 1.0)))
  (log1p (* x (+ y 1.0)))
  (* 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)
  (* y x)
  (* 1.0 x)
  (* x (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (* x (sqrt (+ y 1.0)))
  (* x 1)
  (* 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)))
  (+ (* 1.0 x) (* x y))
  (+ (* 1.0 x) (* x y))
  (+ (* 1.0 x) (* x y))
0.074 * * [simplify]: iteration  0 :  48  enodes  (cost  206 )
0.082 * * [simplify]: iteration  1 :  131  enodes  (cost  195 )
0.113 * * [simplify]: iteration  2 :  468  enodes  (cost  175 )
0.255 * * [simplify]: iteration  3 :  1478  enodes  (cost  175 )
1.061 * * [simplify]: iteration  4 :  3864  enodes  (cost  175 )
3.452 * * [simplify]: iteration  done :  5001  enodes  (cost  175 )
3.452 * [simplify]: Simplified to:
   (expm1 (* x (+ y 1.0)))
  (log1p (* x (+ y 1.0)))
  (* (+ y 1.0) x)
  (log (* (+ y 1.0) x))
  (log (* (+ y 1.0) x))
  (exp (* x (+ y 1.0)))
  (pow (* (+ y 1.0) x) 3)
  (* (cbrt (* x (+ y 1.0))) (cbrt (* x (+ y 1.0))))
  (cbrt (* x (+ y 1.0)))
  (pow (* (+ y 1.0) x) 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)
  (* x 1.0)
  (* y x)
  (* x 1.0)
  (* x (* (cbrt (+ y 1.0)) (cbrt (+ y 1.0))))
  (* x (sqrt (+ y 1.0)))
  x
  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)
3.452 * * * [progress]: adding candidates to table
3.503 * * [progress]: iteration 2 / 4
3.503 * * * [progress]: picking best candidate
3.506 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* y x) (* x 1.0)))>
3.506 * * * [progress]: localizing error
3.510 * * * [progress]: generating rewritten candidates
3.511 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.514 * * * [progress]: generating series expansions
3.514 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.514 * [approximate]: Taking taylor expansion of (+ (* 1.0 x) (* x y)) in (y x) around 0
3.514 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) (* x y)) in x
3.514 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
3.514 * [taylor]: Taking taylor expansion of 1.0 in x
3.514 * [taylor]: Taking taylor expansion of x in x
3.514 * [taylor]: Taking taylor expansion of (* x y) in x
3.514 * [taylor]: Taking taylor expansion of x in x
3.514 * [taylor]: Taking taylor expansion of y in x
3.514 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) (* x y)) in y
3.514 * [taylor]: Taking taylor expansion of (* 1.0 x) in y
3.514 * [taylor]: Taking taylor expansion of 1.0 in y
3.514 * [taylor]: Taking taylor expansion of x in y
3.514 * [taylor]: Taking taylor expansion of (* x y) in y
3.514 * [taylor]: Taking taylor expansion of x in y
3.514 * [taylor]: Taking taylor expansion of y in y
3.514 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) (* x y)) in y
3.514 * [taylor]: Taking taylor expansion of (* 1.0 x) in y
3.514 * [taylor]: Taking taylor expansion of 1.0 in y
3.514 * [taylor]: Taking taylor expansion of x in y
3.514 * [taylor]: Taking taylor expansion of (* x y) in y
3.514 * [taylor]: Taking taylor expansion of x in y
3.514 * [taylor]: Taking taylor expansion of y in y
3.514 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
3.514 * [taylor]: Taking taylor expansion of 1.0 in x
3.514 * [taylor]: Taking taylor expansion of x in x
3.516 * [taylor]: Taking taylor expansion of x in x
3.518 * [taylor]: Taking taylor expansion of 0 in x
3.520 * [taylor]: Taking taylor expansion of 0 in x
3.522 * [taylor]: Taking taylor expansion of 0 in x
3.523 * [approximate]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in (y x) around 0
3.523 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x
3.523 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
3.523 * [taylor]: Taking taylor expansion of 1.0 in x
3.523 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.523 * [taylor]: Taking taylor expansion of x in x
3.523 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
3.523 * [taylor]: Taking taylor expansion of (* x y) in x
3.523 * [taylor]: Taking taylor expansion of x in x
3.523 * [taylor]: Taking taylor expansion of y in x
3.524 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y
3.524 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y
3.524 * [taylor]: Taking taylor expansion of 1.0 in y
3.524 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.524 * [taylor]: Taking taylor expansion of x in y
3.524 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
3.524 * [taylor]: Taking taylor expansion of (* x y) in y
3.524 * [taylor]: Taking taylor expansion of x in y
3.524 * [taylor]: Taking taylor expansion of y in y
3.524 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y
3.524 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y
3.524 * [taylor]: Taking taylor expansion of 1.0 in y
3.524 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.524 * [taylor]: Taking taylor expansion of x in y
3.524 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
3.524 * [taylor]: Taking taylor expansion of (* x y) in y
3.524 * [taylor]: Taking taylor expansion of x in y
3.524 * [taylor]: Taking taylor expansion of y in y
3.525 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.525 * [taylor]: Taking taylor expansion of x in x
3.526 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
3.526 * [taylor]: Taking taylor expansion of 1.0 in x
3.526 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.526 * [taylor]: Taking taylor expansion of x in x
3.528 * [taylor]: Taking taylor expansion of 0 in x
3.531 * [taylor]: Taking taylor expansion of 0 in x
3.533 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in (y x) around 0
3.533 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in x
3.533 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
3.533 * [taylor]: Taking taylor expansion of (* x y) in x
3.533 * [taylor]: Taking taylor expansion of x in x
3.533 * [taylor]: Taking taylor expansion of y in x
3.533 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
3.533 * [taylor]: Taking taylor expansion of 1.0 in x
3.533 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.533 * [taylor]: Taking taylor expansion of x in x
3.534 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in y
3.534 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
3.534 * [taylor]: Taking taylor expansion of (* x y) in y
3.534 * [taylor]: Taking taylor expansion of x in y
3.534 * [taylor]: Taking taylor expansion of y in y
3.534 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y
3.534 * [taylor]: Taking taylor expansion of 1.0 in y
3.534 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.534 * [taylor]: Taking taylor expansion of x in y
3.534 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 1.0 (/ 1 x))) in y
3.534 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
3.534 * [taylor]: Taking taylor expansion of (* x y) in y
3.534 * [taylor]: Taking taylor expansion of x in y
3.534 * [taylor]: Taking taylor expansion of y in y
3.534 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y
3.534 * [taylor]: Taking taylor expansion of 1.0 in y
3.534 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.534 * [taylor]: Taking taylor expansion of x in y
3.535 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.535 * [taylor]: Taking taylor expansion of x in x
3.535 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x))) in x
3.536 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
3.536 * [taylor]: Taking taylor expansion of 1.0 in x
3.536 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.536 * [taylor]: Taking taylor expansion of x in x
3.543 * [taylor]: Taking taylor expansion of 0 in x
3.546 * [taylor]: Taking taylor expansion of 0 in x
3.548 * * * [progress]: simplifying candidates
3.549 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (+ (* y x) (* x 1.0)))
  (log1p (+ (* y x) (* x 1.0)))
  (* (exp (* y x)) (exp (* x 1.0)))
  (log (+ (* y x) (* x 1.0)))
  (exp (+ (* y x) (* x 1.0)))
  (* (cbrt (+ (* y x) (* x 1.0))) (cbrt (+ (* y x) (* x 1.0))))
  (cbrt (+ (* y x) (* x 1.0)))
  (* (* (+ (* y x) (* x 1.0)) (+ (* y x) (* x 1.0))) (+ (* y x) (* x 1.0)))
  (sqrt (+ (* y x) (* x 1.0)))
  (sqrt (+ (* y x) (* x 1.0)))
  (+ (pow (* y x) 3) (pow (* x 1.0) 3))
  (+ (* (* y x) (* y x)) (- (* (* x 1.0) (* x 1.0)) (* (* y x) (* x 1.0))))
  (- (* (* y x) (* y x)) (* (* x 1.0) (* x 1.0)))
  (- (* y x) (* x 1.0))
  (+ (* 1.0 x) (* x y))
  (+ (* 1.0 x) (* x y))
  (+ (* 1.0 x) (* x y))
3.550 * * [simplify]: iteration  0 :  32  enodes  (cost  182 )
3.556 * * [simplify]: iteration  1 :  110  enodes  (cost  159 )
3.578 * * [simplify]: iteration  2 :  381  enodes  (cost  126 )
3.681 * * [simplify]: iteration  3 :  1169  enodes  (cost  125 )
4.078 * * [simplify]: iteration  4 :  3232  enodes  (cost  124 )
5.265 * * [simplify]: iteration  done :  5000  enodes  (cost  124 )
5.265 * [simplify]: Simplified to:
   (expm1 (* x (+ 1.0 y)))
  (log1p (* x (+ 1.0 y)))
  (exp (* x (+ 1.0 y)))
  (log (* x (+ 1.0 y)))
  (exp (* x (+ 1.0 y)))
  (* (cbrt (* x (+ 1.0 y))) (cbrt (* x (+ 1.0 y))))
  (cbrt (* x (+ 1.0 y)))
  (pow (* x (+ 1.0 y)) 3)
  (sqrt (* x (+ 1.0 y)))
  (sqrt (* x (+ 1.0 y)))
  (+ (pow (* y x) 3) (pow (* x 1.0) 3))
  (* x (fma y (* x y) (* 1.0 (* x (- 1.0 y)))))
  (* (* x (- y 1.0)) (* x (+ 1.0 y)))
  (* x (- y 1.0))
  (* x (+ 1.0 y))
  (* x (+ 1.0 y))
  (* x (+ 1.0 y))
5.265 * * * [progress]: adding candidates to table
5.302 * * [progress]: iteration 3 / 4
5.302 * * * [progress]: picking best candidate
5.303 * * * * [pick]: Picked  #<alt (λ (x y) (fma y x (* x 1.0)))>
5.304 * * * [progress]: localizing error
5.308 * * * [progress]: generating rewritten candidates
5.308 * * * [progress]: generating series expansions
5.308 * * * [progress]: simplifying candidates
5.308 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
5.309 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
5.309 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
5.309 * [simplify]: Simplified to:
   
5.309 * * * [progress]: adding candidates to table
5.309 * [progress]: [Phase 3 of 3] Extracting.
5.311 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma y x (* x 1.0))
5.311 * * [simplify]: iteration  0 :  5  enodes  (cost  6 )
5.311 * * [simplify]: iteration  1 :  6  enodes  (cost  6 )
5.311 * * [simplify]: iteration  done :  6  enodes  (cost  6 )
5.312 * [simplify]: Simplified to:
   (fma y x (* x 1.0))
5.670 * [regime-testing]: End program error score: 0
5.687 * [regime-testing]: Target error score: 0.00994936398308803