13.501 * [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 1.0) y) x)
0.014 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.015 * * [simplify]: iteration  1 :  11  enodes  (cost  7 )
0.016 * * [simplify]: iteration  2 :  21  enodes  (cost  7 )
0.018 * * [simplify]: iteration  3 :  37  enodes  (cost  7 )
0.023 * * [simplify]: iteration  4 :  51  enodes  (cost  7 )
0.031 * * [simplify]: iteration  5 :  55  enodes  (cost  7 )
0.037 * * [simplify]: iteration  6 :  67  enodes  (cost  7 )
0.044 * * [simplify]: iteration  7 :  87  enodes  (cost  7 )
0.055 * * [simplify]: iteration  8 :  139  enodes  (cost  7 )
0.083 * * [simplify]: iteration  9 :  290  enodes  (cost  7 )
0.154 * * [simplify]: iteration  10 :  418  enodes  (cost  7 )
0.276 * * [simplify]: iteration  11 :  530  enodes  (cost  7 )
0.459 * * [simplify]: iteration  12 :  746  enodes  (cost  7 )
0.918 * * [simplify]: iteration  13 :  1026  enodes  (cost  7 )
1.737 * * [simplify]: iteration  14 :  1281  enodes  (cost  7 )
3.029 * * [simplify]: iteration  15 :  1693  enodes  (cost  7 )
5.595 * * [simplify]: iteration  16 :  2354  enodes  (cost  7 )
11.385 * * [simplify]: iteration  done :  5000  enodes  (cost  7 )
11.385 * [simplify]: Simplified to:
   (- (* (+ x 1.0) y) x)
11.385 * * [progress]: iteration 1 / 4
11.385 * * * [progress]: picking best candidate
11.386 * * * * [pick]: Picked  #<alt (λ (x y) (- (* (+ x 1.0) y) x))>
11.387 * * * [progress]: localizing error
11.391 * * * [progress]: generating rewritten candidates
11.392 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
11.401 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
11.408 * * * [progress]: generating series expansions
11.408 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
11.408 * [approximate]: Taking taylor expansion of (* y (+ x 1.0)) in (x y) around 0
11.408 * [taylor]: Taking taylor expansion of (* y (+ x 1.0)) in y
11.408 * [taylor]: Taking taylor expansion of y in y
11.408 * [taylor]: Taking taylor expansion of (+ x 1.0) in y
11.408 * [taylor]: Taking taylor expansion of x in y
11.408 * [taylor]: Taking taylor expansion of 1.0 in y
11.408 * [taylor]: Taking taylor expansion of (* y (+ x 1.0)) in x
11.408 * [taylor]: Taking taylor expansion of y in x
11.408 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
11.408 * [taylor]: Taking taylor expansion of x in x
11.408 * [taylor]: Taking taylor expansion of 1.0 in x
11.408 * [taylor]: Taking taylor expansion of (* y (+ x 1.0)) in x
11.408 * [taylor]: Taking taylor expansion of y in x
11.408 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
11.408 * [taylor]: Taking taylor expansion of x in x
11.408 * [taylor]: Taking taylor expansion of 1.0 in x
11.409 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
11.409 * [taylor]: Taking taylor expansion of 1.0 in y
11.409 * [taylor]: Taking taylor expansion of y in y
11.410 * [taylor]: Taking taylor expansion of y in y
11.412 * [taylor]: Taking taylor expansion of 0 in y
11.413 * [taylor]: Taking taylor expansion of 0 in y
11.415 * [taylor]: Taking taylor expansion of 0 in y
11.415 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) y) in (x y) around 0
11.415 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) y) in y
11.415 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in y
11.415 * [taylor]: Taking taylor expansion of 1.0 in y
11.415 * [taylor]: Taking taylor expansion of (/ 1 x) in y
11.415 * [taylor]: Taking taylor expansion of x in y
11.415 * [taylor]: Taking taylor expansion of y in y
11.415 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) y) in x
11.415 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
11.415 * [taylor]: Taking taylor expansion of 1.0 in x
11.415 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.415 * [taylor]: Taking taylor expansion of x in x
11.416 * [taylor]: Taking taylor expansion of y in x
11.416 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) y) in x
11.416 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
11.416 * [taylor]: Taking taylor expansion of 1.0 in x
11.416 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.416 * [taylor]: Taking taylor expansion of x in x
11.416 * [taylor]: Taking taylor expansion of y in x
11.417 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.417 * [taylor]: Taking taylor expansion of y in y
11.418 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
11.418 * [taylor]: Taking taylor expansion of 1.0 in y
11.418 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.418 * [taylor]: Taking taylor expansion of y in y
11.419 * [taylor]: Taking taylor expansion of 0 in y
11.422 * [taylor]: Taking taylor expansion of 0 in y
11.423 * [approximate]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) y)) in (x y) around 0
11.423 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) y)) in y
11.423 * [taylor]: Taking taylor expansion of -1 in y
11.423 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in y
11.423 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y
11.423 * [taylor]: Taking taylor expansion of 1.0 in y
11.423 * [taylor]: Taking taylor expansion of (/ 1 x) in y
11.423 * [taylor]: Taking taylor expansion of x in y
11.424 * [taylor]: Taking taylor expansion of y in y
11.424 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) y)) in x
11.424 * [taylor]: Taking taylor expansion of -1 in x
11.424 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in x
11.424 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
11.424 * [taylor]: Taking taylor expansion of 1.0 in x
11.424 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.424 * [taylor]: Taking taylor expansion of x in x
11.424 * [taylor]: Taking taylor expansion of y in x
11.425 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) y)) in x
11.425 * [taylor]: Taking taylor expansion of -1 in x
11.425 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in x
11.425 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
11.425 * [taylor]: Taking taylor expansion of 1.0 in x
11.425 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.425 * [taylor]: Taking taylor expansion of x in x
11.425 * [taylor]: Taking taylor expansion of y in x
11.426 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.426 * [taylor]: Taking taylor expansion of y in y
11.431 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 y))) in y
11.431 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
11.431 * [taylor]: Taking taylor expansion of 1.0 in y
11.431 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.431 * [taylor]: Taking taylor expansion of y in y
11.434 * [taylor]: Taking taylor expansion of 0 in y
11.437 * [taylor]: Taking taylor expansion of 0 in y
11.439 * * * * [progress]: [ 2 / 2 ] generating series at (2)
11.439 * [approximate]: Taking taylor expansion of (- (+ (* 1.0 y) (* x y)) x) in (x y) around 0
11.439 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 y) (* x y)) x) in y
11.440 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* x y)) in y
11.440 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
11.440 * [taylor]: Taking taylor expansion of 1.0 in y
11.440 * [taylor]: Taking taylor expansion of y in y
11.440 * [taylor]: Taking taylor expansion of (* x y) in y
11.440 * [taylor]: Taking taylor expansion of x in y
11.440 * [taylor]: Taking taylor expansion of y in y
11.440 * [taylor]: Taking taylor expansion of x in y
11.440 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 y) (* x y)) x) in x
11.440 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* x y)) in x
11.440 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
11.440 * [taylor]: Taking taylor expansion of 1.0 in x
11.440 * [taylor]: Taking taylor expansion of y in x
11.440 * [taylor]: Taking taylor expansion of (* x y) in x
11.440 * [taylor]: Taking taylor expansion of x in x
11.440 * [taylor]: Taking taylor expansion of y in x
11.440 * [taylor]: Taking taylor expansion of x in x
11.440 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 y) (* x y)) x) in x
11.440 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* x y)) in x
11.440 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
11.440 * [taylor]: Taking taylor expansion of 1.0 in x
11.440 * [taylor]: Taking taylor expansion of y in x
11.440 * [taylor]: Taking taylor expansion of (* x y) in x
11.440 * [taylor]: Taking taylor expansion of x in x
11.440 * [taylor]: Taking taylor expansion of y in x
11.440 * [taylor]: Taking taylor expansion of x in x
11.440 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
11.440 * [taylor]: Taking taylor expansion of 1.0 in y
11.440 * [taylor]: Taking taylor expansion of y in y
11.441 * [taylor]: Taking taylor expansion of (- y 1) in y
11.441 * [taylor]: Taking taylor expansion of y in y
11.441 * [taylor]: Taking taylor expansion of 1 in y
11.445 * [taylor]: Taking taylor expansion of 0 in y
11.445 * [approximate]: Taking taylor expansion of (- (+ (* 1.0 (/ 1 y)) (/ 1 (* x y))) (/ 1 x)) in (x y) around 0
11.446 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 (/ 1 y)) (/ 1 (* x y))) (/ 1 x)) in y
11.446 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 y)) (/ 1 (* x y))) in y
11.446 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
11.446 * [taylor]: Taking taylor expansion of 1.0 in y
11.446 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.446 * [taylor]: Taking taylor expansion of y in y
11.446 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
11.446 * [taylor]: Taking taylor expansion of (* x y) in y
11.446 * [taylor]: Taking taylor expansion of x in y
11.446 * [taylor]: Taking taylor expansion of y in y
11.446 * [taylor]: Taking taylor expansion of (/ 1 x) in y
11.446 * [taylor]: Taking taylor expansion of x in y
11.446 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 (/ 1 y)) (/ 1 (* x y))) (/ 1 x)) in x
11.446 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 y)) (/ 1 (* x y))) in x
11.446 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
11.446 * [taylor]: Taking taylor expansion of 1.0 in x
11.446 * [taylor]: Taking taylor expansion of (/ 1 y) in x
11.446 * [taylor]: Taking taylor expansion of y in x
11.447 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
11.447 * [taylor]: Taking taylor expansion of (* x y) in x
11.447 * [taylor]: Taking taylor expansion of x in x
11.447 * [taylor]: Taking taylor expansion of y in x
11.447 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.447 * [taylor]: Taking taylor expansion of x in x
11.447 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 (/ 1 y)) (/ 1 (* x y))) (/ 1 x)) in x
11.447 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 y)) (/ 1 (* x y))) in x
11.447 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
11.447 * [taylor]: Taking taylor expansion of 1.0 in x
11.447 * [taylor]: Taking taylor expansion of (/ 1 y) in x
11.447 * [taylor]: Taking taylor expansion of y in x
11.447 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
11.447 * [taylor]: Taking taylor expansion of (* x y) in x
11.447 * [taylor]: Taking taylor expansion of x in x
11.447 * [taylor]: Taking taylor expansion of y in x
11.448 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.448 * [taylor]: Taking taylor expansion of x in x
11.448 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1) in y
11.448 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.448 * [taylor]: Taking taylor expansion of y in y
11.449 * [taylor]: Taking taylor expansion of 1 in y
11.450 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
11.450 * [taylor]: Taking taylor expansion of 1.0 in y
11.450 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.450 * [taylor]: Taking taylor expansion of y in y
11.452 * [approximate]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (* x y))) (* 1.0 (/ 1 y))) in (x y) around 0
11.452 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (* x y))) (* 1.0 (/ 1 y))) in y
11.452 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (* x y))) in y
11.452 * [taylor]: Taking taylor expansion of (/ 1 x) in y
11.452 * [taylor]: Taking taylor expansion of x in y
11.452 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
11.452 * [taylor]: Taking taylor expansion of (* x y) in y
11.452 * [taylor]: Taking taylor expansion of x in y
11.452 * [taylor]: Taking taylor expansion of y in y
11.452 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
11.453 * [taylor]: Taking taylor expansion of 1.0 in y
11.453 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.453 * [taylor]: Taking taylor expansion of y in y
11.453 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (* x y))) (* 1.0 (/ 1 y))) in x
11.453 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (* x y))) in x
11.453 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.453 * [taylor]: Taking taylor expansion of x in x
11.453 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
11.453 * [taylor]: Taking taylor expansion of (* x y) in x
11.453 * [taylor]: Taking taylor expansion of x in x
11.453 * [taylor]: Taking taylor expansion of y in x
11.453 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
11.453 * [taylor]: Taking taylor expansion of 1.0 in x
11.454 * [taylor]: Taking taylor expansion of (/ 1 y) in x
11.454 * [taylor]: Taking taylor expansion of y in x
11.454 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (* x y))) (* 1.0 (/ 1 y))) in x
11.454 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (* x y))) in x
11.454 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.454 * [taylor]: Taking taylor expansion of x in x
11.454 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
11.454 * [taylor]: Taking taylor expansion of (* x y) in x
11.454 * [taylor]: Taking taylor expansion of x in x
11.454 * [taylor]: Taking taylor expansion of y in x
11.454 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
11.454 * [taylor]: Taking taylor expansion of 1.0 in x
11.454 * [taylor]: Taking taylor expansion of (/ 1 y) in x
11.454 * [taylor]: Taking taylor expansion of y in x
11.455 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1) in y
11.455 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.455 * [taylor]: Taking taylor expansion of y in y
11.455 * [taylor]: Taking taylor expansion of 1 in y
11.456 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 y))) in y
11.456 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
11.456 * [taylor]: Taking taylor expansion of 1.0 in y
11.456 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.456 * [taylor]: Taking taylor expansion of y in y
11.459 * * * [progress]: simplifying candidates
11.459 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* (+ x 1.0) y))
  (log1p (* (+ x 1.0) y))
  (* (+ x 1.0) y)
  (+ (log (+ x 1.0)) (log y))
  (log (* (+ x 1.0) y))
  (exp (* (+ x 1.0) y))
  (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* y y) y))
  (* (cbrt (* (+ x 1.0) y)) (cbrt (* (+ x 1.0) y)))
  (cbrt (* (+ x 1.0) y))
  (* (* (* (+ x 1.0) y) (* (+ x 1.0) y)) (* (+ x 1.0) y))
  (sqrt (* (+ x 1.0) y))
  (sqrt (* (+ x 1.0) y))
  (* (sqrt (+ x 1.0)) (sqrt y))
  (* (sqrt (+ x 1.0)) (sqrt y))
  (* (+ x 1.0) (* (cbrt y) (cbrt y)))
  (* (+ x 1.0) (sqrt y))
  (* (+ x 1.0) 1)
  (* (cbrt (+ x 1.0)) y)
  (* (sqrt (+ x 1.0)) y)
  (* (+ x 1.0) y)
  (* (+ x 1.0) y)
  (* (+ (pow x 3) (pow 1.0 3)) y)
  (* (- (* x x) (* 1.0 1.0)) y)
  (fma (+ x 1.0) y (- (* (cbrt x) (* (cbrt x) (cbrt x)))))
  (fma (- (cbrt x)) (* (cbrt x) (cbrt x)) (* (cbrt x) (* (cbrt x) (cbrt x))))
  (fma (+ x 1.0) y (- (* (sqrt x) (sqrt x))))
  (fma (- (sqrt x)) (sqrt x) (* (sqrt x) (sqrt x)))
  (fma (+ x 1.0) y (- (* x 1)))
  (fma (- x) 1 (* x 1))
  (expm1 (- (* (+ x 1.0) y) x))
  (log1p (- (* (+ x 1.0) y) x))
  (- x)
  (/ (exp (* (+ x 1.0) y)) (exp x))
  (log (- (* (+ x 1.0) y) x))
  (exp (- (* (+ x 1.0) y) x))
  (* (cbrt (- (* (+ x 1.0) y) x)) (cbrt (- (* (+ x 1.0) y) x)))
  (cbrt (- (* (+ x 1.0) y) x))
  (* (* (- (* (+ x 1.0) y) x) (- (* (+ x 1.0) y) x)) (- (* (+ x 1.0) y) x))
  (sqrt (- (* (+ x 1.0) y) x))
  (sqrt (- (* (+ x 1.0) y) x))
  (- (pow (* (+ x 1.0) y) 3) (pow x 3))
  (+ (* (* (+ x 1.0) y) (* (+ x 1.0) y)) (+ (* x x) (* (* (+ x 1.0) y) x)))
  (- x)
  (- (* (* (+ x 1.0) y) (* (+ x 1.0) y)) (* x x))
  (+ (* (+ x 1.0) y) x)
  (- x)
  (+ (* 1.0 y) (* x y))
  (+ (* 1.0 y) (* x y))
  (+ (* 1.0 y) (* x y))
  (- (+ (* 1.0 y) (* x y)) x)
  (- (+ (* 1.0 y) (* x y)) x)
  (- (+ (* 1.0 y) (* x y)) x)
11.461 * * [simplify]: iteration  0 :  84  enodes  (cost  459 )
11.475 * * [simplify]: iteration  1 :  208  enodes  (cost  400 )
11.524 * * [simplify]: iteration  2 :  808  enodes  (cost  364 )
11.868 * * [simplify]: iteration  3 :  3794  enodes  (cost  360 )
13.850 * * [simplify]: iteration  done :  5001  enodes  (cost  360 )
13.851 * [simplify]: Simplified to:
   (expm1 (* (+ x 1.0) y))
  (log1p (* (+ x 1.0) y))
  (* (+ x 1.0) y)
  (log (* (+ x 1.0) y))
  (log (* (+ x 1.0) y))
  (exp (* (+ x 1.0) y))
  (pow (* (+ x 1.0) y) 3)
  (* (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))
  (* (sqrt (+ x 1.0)) (sqrt y))
  (* (sqrt (+ x 1.0)) (sqrt y))
  (* (+ x 1.0) (* (cbrt y) (cbrt y)))
  (* (+ x 1.0) (sqrt y))
  (+ x 1.0)
  (* (cbrt (+ x 1.0)) y)
  (* (sqrt (+ x 1.0)) y)
  (* (+ x 1.0) y)
  (* (+ x 1.0) y)
  (* (+ (pow x 3) (pow 1.0 3)) y)
  (* (- (* x x) (* 1.0 1.0)) y)
  (fma (+ x 1.0) y (- x))
  (* x 0)
  (fma (+ x 1.0) y (- x))
  (* x 0)
  (fma (+ x 1.0) y (- x))
  (* x 0)
  (expm1 (- (* (+ x 1.0) y) x))
  (log1p (- (* (+ x 1.0) y) x))
  (- x)
  (exp (- (* (+ x 1.0) y) x))
  (log (- (* (+ x 1.0) y) x))
  (exp (- (* (+ x 1.0) y) x))
  (* (cbrt (- (* (+ x 1.0) y) x)) (cbrt (- (* (+ x 1.0) y) x)))
  (cbrt (- (* (+ x 1.0) y) x))
  (pow (fma (+ x 1.0) y (- x)) 3)
  (sqrt (- (* (+ x 1.0) y) x))
  (sqrt (- (* (+ x 1.0) y) x))
  (- (pow (* (+ x 1.0) y) 3) (pow x 3))
  (fma x x (* (* (+ x 1.0) y) (fma (+ x 1.0) y x)))
  (- x)
  (* (fma (+ x 1.0) y x) (fma (+ x 1.0) y (- x)))
  (fma y (+ x 1.0) x)
  (- x)
  (* (+ x 1.0) y)
  (* (+ x 1.0) y)
  (* (+ x 1.0) y)
  (fma (+ x 1.0) y (- x))
  (fma (+ x 1.0) y (- x))
  (fma (+ x 1.0) y (- x))
13.851 * * * [progress]: adding candidates to table
13.924 * * [progress]: iteration 2 / 4
13.924 * * * [progress]: picking best candidate
13.926 * * * * [pick]: Picked  #<alt (λ (x y) (fma (+ x 1.0) y (- x)))>
13.926 * * * [progress]: localizing error
13.930 * * * [progress]: generating rewritten candidates
13.931 * * * [progress]: generating series expansions
13.931 * * * [progress]: simplifying candidates
13.931 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
13.932 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
13.932 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
13.932 * [simplify]: Simplified to:
   
13.932 * * * [progress]: adding candidates to table
13.932 * [progress]: [Phase 3 of 3] Extracting.
13.933 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma (+ x 1.0) y (- x))
13.934 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
13.934 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
13.934 * * [simplify]: iteration  done :  7  enodes  (cost  7 )
13.934 * [simplify]: Simplified to:
   (fma (+ x 1.0) y (- x))
14.314 * [regime-testing]: End program error score: 0.005625703212901613