23.936 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying:
  (+ (* (- 1.0 x) y) (* x z))
0.022 * * [simplify]: Extracting # 0 : cost  0
0.022 * * [simplify]: Extracting # 1 : cost  0
0.022 * * [simplify]: Extracting # 2 : cost  0
0.022 * * [simplify]: Extracting # 3 : cost  0
0.022 * * [simplify]: Extracting # 4 : cost  0
0.022 * * [simplify]: Extracting # 5 : cost  0
0.022 * * [simplify]: iteration  0 :  8  enodes  (cost  9 )
0.024 * * [simplify]: Extracting # 0 : cost  0
0.024 * * [simplify]: Extracting # 1 : cost  0
0.024 * * [simplify]: Extracting # 2 : cost  0
0.024 * * [simplify]: iteration  1 :  14  enodes  (cost  8 )
0.026 * * [simplify]: Extracting # 0 : cost  0
0.027 * * [simplify]: Extracting # 1 : cost  0
0.027 * * [simplify]: Extracting # 2 : cost  0
0.027 * * [simplify]: iteration  2 :  24  enodes  (cost  8 )
0.031 * * [simplify]: Extracting # 0 : cost  0
0.031 * * [simplify]: Extracting # 1 : cost  0
0.031 * * [simplify]: Extracting # 2 : cost  0
0.031 * * [simplify]: iteration  3 :  40  enodes  (cost  8 )
0.038 * * [simplify]: Extracting # 0 : cost  0
0.039 * * [simplify]: Extracting # 1 : cost  0
0.039 * * [simplify]: Extracting # 2 : cost  0
0.039 * * [simplify]: iteration  4 :  60  enodes  (cost  8 )
0.049 * * [simplify]: Extracting # 0 : cost  0
0.049 * * [simplify]: Extracting # 1 : cost  0
0.049 * * [simplify]: Extracting # 2 : cost  0
0.049 * * [simplify]: Extracting # 3 : cost  0
0.049 * * [simplify]: iteration  5 :  80  enodes  (cost  8 )
0.067 * * [simplify]: Extracting # 0 : cost  0
0.067 * * [simplify]: Extracting # 1 : cost  0
0.067 * * [simplify]: Extracting # 2 : cost  0
0.068 * * [simplify]: Extracting # 3 : cost  0
0.068 * * [simplify]: iteration  6 :  97  enodes  (cost  8 )
0.085 * * [simplify]: Extracting # 0 : cost  0
0.085 * * [simplify]: Extracting # 1 : cost  0
0.085 * * [simplify]: Extracting # 2 : cost  0
0.085 * * [simplify]: Extracting # 3 : cost  0
0.086 * * [simplify]: iteration  7 :  123  enodes  (cost  8 )
0.114 * * [simplify]: Extracting # 0 : cost  0
0.114 * * [simplify]: Extracting # 1 : cost  0
0.114 * * [simplify]: Extracting # 2 : cost  0
0.114 * * [simplify]: iteration  8 :  168  enodes  (cost  8 )
0.176 * * [simplify]: Extracting # 0 : cost  0
0.177 * * [simplify]: Extracting # 1 : cost  0
0.177 * * [simplify]: Extracting # 2 : cost  0
0.177 * * [simplify]: iteration  9 :  242  enodes  (cost  8 )
0.255 * * [simplify]: Extracting # 0 : cost  0
0.255 * * [simplify]: Extracting # 1 : cost  0
0.255 * * [simplify]: Extracting # 2 : cost  0
0.256 * * [simplify]: iteration  10 :  305  enodes  (cost  8 )
0.319 * * [simplify]: Extracting # 0 : cost  0
0.319 * * [simplify]: Extracting # 1 : cost  0
0.320 * * [simplify]: Extracting # 2 : cost  0
0.320 * * [simplify]: iteration  11 :  340  enodes  (cost  8 )
0.395 * * [simplify]: Extracting # 0 : cost  0
0.396 * * [simplify]: Extracting # 1 : cost  0
0.396 * * [simplify]: Extracting # 2 : cost  0
0.396 * * [simplify]: iteration  12 :  369  enodes  (cost  8 )
0.483 * * [simplify]: Extracting # 0 : cost  0
0.483 * * [simplify]: Extracting # 1 : cost  0
0.483 * * [simplify]: Extracting # 2 : cost  0
0.483 * * [simplify]: iteration  13 :  389  enodes  (cost  8 )
0.567 * * [simplify]: Extracting # 0 : cost  0
0.567 * * [simplify]: Extracting # 1 : cost  0
0.568 * * [simplify]: iteration  14 :  393  enodes  (cost  8 )
0.651 * * [simplify]: Extracting # 0 : cost  0
0.651 * * [simplify]: iteration done:  393  enodes  (cost  8 )
0.651 * [simplify]: Simplified to:
  (fma (- 1.0 x) y (* x z))
0.654 * * [progress]: iteration 1 / 4
0.654 * * * [progress]: picking best candidate
0.656 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (* (- 1.0 x) y) (* x z)))>
0.656 * * * [progress]: localizing error
0.663 * * * [progress]: generating rewritten candidates
0.663 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.688 * * * [progress]: generating series expansions
0.688 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.688 * [backup-simplify]: Simplify (* (- 1.0 x) y) into (* y (- 1.0 x))
0.688 * [approximate]: Taking taylor expansion of (* y (- 1.0 x)) in (x y) around 0
0.688 * [taylor]: Taking taylor expansion of (* y (- 1.0 x)) in y
0.688 * [taylor]: Taking taylor expansion of y in y
0.688 * [backup-simplify]: Simplify 0 into 0
0.689 * [backup-simplify]: Simplify 1 into 1
0.689 * [taylor]: Taking taylor expansion of (- 1.0 x) in y
0.689 * [taylor]: Taking taylor expansion of 1.0 in y
0.689 * [backup-simplify]: Simplify 1.0 into 1.0
0.689 * [taylor]: Taking taylor expansion of x in y
0.689 * [backup-simplify]: Simplify x into x
0.689 * [taylor]: Taking taylor expansion of (* y (- 1.0 x)) in x
0.689 * [taylor]: Taking taylor expansion of y in x
0.689 * [backup-simplify]: Simplify y into y
0.689 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.689 * [taylor]: Taking taylor expansion of 1.0 in x
0.689 * [backup-simplify]: Simplify 1.0 into 1.0
0.689 * [taylor]: Taking taylor expansion of x in x
0.689 * [backup-simplify]: Simplify 0 into 0
0.689 * [backup-simplify]: Simplify 1 into 1
0.689 * [taylor]: Taking taylor expansion of (* y (- 1.0 x)) in x
0.689 * [taylor]: Taking taylor expansion of y in x
0.689 * [backup-simplify]: Simplify y into y
0.689 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.689 * [taylor]: Taking taylor expansion of 1.0 in x
0.689 * [backup-simplify]: Simplify 1.0 into 1.0
0.689 * [taylor]: Taking taylor expansion of x in x
0.689 * [backup-simplify]: Simplify 0 into 0
0.689 * [backup-simplify]: Simplify 1 into 1
0.689 * [backup-simplify]: Simplify (- 0) into 0
0.690 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.690 * [backup-simplify]: Simplify (* y 1.0) into (* 1.0 y)
0.690 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.690 * [taylor]: Taking taylor expansion of 1.0 in y
0.690 * [backup-simplify]: Simplify 1.0 into 1.0
0.690 * [taylor]: Taking taylor expansion of y in y
0.690 * [backup-simplify]: Simplify 0 into 0
0.690 * [backup-simplify]: Simplify 1 into 1
0.690 * [backup-simplify]: Simplify (* 1.0 0) into 0
0.690 * [backup-simplify]: Simplify 0 into 0
0.691 * [backup-simplify]: Simplify (- 1) into -1
0.691 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.691 * [backup-simplify]: Simplify (+ (* y -1) (* 0 1.0)) into (- y)
0.691 * [taylor]: Taking taylor expansion of (- y) in y
0.692 * [taylor]: Taking taylor expansion of y in y
0.692 * [backup-simplify]: Simplify 0 into 0
0.692 * [backup-simplify]: Simplify 1 into 1
0.692 * [backup-simplify]: Simplify (- 0) into 0
0.692 * [backup-simplify]: Simplify 0 into 0
0.693 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0
0.693 * [backup-simplify]: Simplify 1.0 into 1.0
0.693 * [backup-simplify]: Simplify (- 0) into 0
0.693 * [backup-simplify]: Simplify (+ 0 0) into 0
0.694 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 -1) (* 0 1.0))) into 0
0.694 * [taylor]: Taking taylor expansion of 0 in y
0.694 * [backup-simplify]: Simplify 0 into 0
0.694 * [backup-simplify]: Simplify 0 into 0
0.694 * [backup-simplify]: Simplify (- 1) into -1
0.694 * [backup-simplify]: Simplify -1 into -1
0.695 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 1) (* 0 0))) into 0
0.695 * [backup-simplify]: Simplify 0 into 0
0.695 * [backup-simplify]: Simplify (- 0) into 0
0.696 * [backup-simplify]: Simplify (+ 0 0) into 0
0.696 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 -1) (* 0 1.0)))) into 0
0.696 * [taylor]: Taking taylor expansion of 0 in y
0.696 * [backup-simplify]: Simplify 0 into 0
0.696 * [backup-simplify]: Simplify 0 into 0
0.697 * [backup-simplify]: Simplify 0 into 0
0.697 * [backup-simplify]: Simplify (- 0) into 0
0.697 * [backup-simplify]: Simplify 0 into 0
0.698 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.698 * [backup-simplify]: Simplify 0 into 0
0.698 * [backup-simplify]: Simplify (- 0) into 0
0.698 * [backup-simplify]: Simplify (+ 0 0) into 0
0.699 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 -1) (* 0 1.0))))) into 0
0.699 * [taylor]: Taking taylor expansion of 0 in y
0.699 * [backup-simplify]: Simplify 0 into 0
0.699 * [backup-simplify]: Simplify 0 into 0
0.699 * [backup-simplify]: Simplify (+ (* -1 (* y x)) (* 1.0 (* y 1))) into (- (* 1.0 y) (* x y))
0.699 * [backup-simplify]: Simplify (* (- 1.0 (/ 1 x)) (/ 1 y)) into (/ (- 1.0 (/ 1 x)) y)
0.699 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in (x y) around 0
0.699 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in y
0.699 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y
0.699 * [taylor]: Taking taylor expansion of 1.0 in y
0.699 * [backup-simplify]: Simplify 1.0 into 1.0
0.700 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.700 * [taylor]: Taking taylor expansion of x in y
0.700 * [backup-simplify]: Simplify x into x
0.700 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.700 * [taylor]: Taking taylor expansion of y in y
0.700 * [backup-simplify]: Simplify 0 into 0
0.700 * [backup-simplify]: Simplify 1 into 1
0.700 * [backup-simplify]: Simplify (- (/ 1 x)) into (- (/ 1 x))
0.700 * [backup-simplify]: Simplify (+ 1.0 (- (/ 1 x))) into (- 1.0 (/ 1 x))
0.700 * [backup-simplify]: Simplify (/ (- 1.0 (/ 1 x)) 1) into (- 1.0 (/ 1 x))
0.700 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in x
0.700 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.700 * [taylor]: Taking taylor expansion of 1.0 in x
0.700 * [backup-simplify]: Simplify 1.0 into 1.0
0.700 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.700 * [taylor]: Taking taylor expansion of x in x
0.700 * [backup-simplify]: Simplify 0 into 0
0.700 * [backup-simplify]: Simplify 1 into 1
0.700 * [backup-simplify]: Simplify (/ 1 1) into 1
0.700 * [taylor]: Taking taylor expansion of y in x
0.700 * [backup-simplify]: Simplify y into y
0.701 * [backup-simplify]: Simplify (- 1) into -1
0.701 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.701 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
0.701 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in x
0.701 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.701 * [taylor]: Taking taylor expansion of 1.0 in x
0.701 * [backup-simplify]: Simplify 1.0 into 1.0
0.701 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.701 * [taylor]: Taking taylor expansion of x in x
0.701 * [backup-simplify]: Simplify 0 into 0
0.701 * [backup-simplify]: Simplify 1 into 1
0.702 * [backup-simplify]: Simplify (/ 1 1) into 1
0.702 * [taylor]: Taking taylor expansion of y in x
0.702 * [backup-simplify]: Simplify y into y
0.702 * [backup-simplify]: Simplify (- 1) into -1
0.702 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.702 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
0.702 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.702 * [taylor]: Taking taylor expansion of -1 in y
0.702 * [backup-simplify]: Simplify -1 into -1
0.702 * [taylor]: Taking taylor expansion of y in y
0.702 * [backup-simplify]: Simplify 0 into 0
0.702 * [backup-simplify]: Simplify 1 into 1
0.703 * [backup-simplify]: Simplify (/ -1 1) into -1
0.703 * [backup-simplify]: Simplify -1 into -1
0.703 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.704 * [backup-simplify]: Simplify (- 0) into 0
0.704 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.704 * [backup-simplify]: Simplify (- (/ 1.0 y) (+ (* (/ -1 y) (/ 0 y)))) into (* 1.0 (/ 1 y))
0.704 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
0.704 * [taylor]: Taking taylor expansion of 1.0 in y
0.704 * [backup-simplify]: Simplify 1.0 into 1.0
0.704 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.704 * [taylor]: Taking taylor expansion of y in y
0.704 * [backup-simplify]: Simplify 0 into 0
0.704 * [backup-simplify]: Simplify 1 into 1
0.704 * [backup-simplify]: Simplify (/ 1 1) into 1
0.705 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
0.705 * [backup-simplify]: Simplify 1.0 into 1.0
0.705 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.705 * [backup-simplify]: Simplify 0 into 0
0.706 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.707 * [backup-simplify]: Simplify (- 0) into 0
0.707 * [backup-simplify]: Simplify (+ 0 0) into 0
0.707 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)) (* (* 1.0 (/ 1 y)) (/ 0 y)))) into 0
0.707 * [taylor]: Taking taylor expansion of 0 in y
0.707 * [backup-simplify]: Simplify 0 into 0
0.708 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.708 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
0.708 * [backup-simplify]: Simplify 0 into 0
0.709 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.709 * [backup-simplify]: Simplify 0 into 0
0.710 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.710 * [backup-simplify]: Simplify (- 0) into 0
0.710 * [backup-simplify]: Simplify (+ 0 0) into 0
0.710 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)) (* (* 1.0 (/ 1 y)) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.710 * [taylor]: Taking taylor expansion of 0 in y
0.710 * [backup-simplify]: Simplify 0 into 0
0.711 * [backup-simplify]: Simplify 0 into 0
0.711 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.712 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
0.712 * [backup-simplify]: Simplify 0 into 0
0.712 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.712 * [backup-simplify]: Simplify 0 into 0
0.713 * [backup-simplify]: Simplify (+ (* 1.0 (* (/ 1 (/ 1 y)) 1)) (* -1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))) into (- (* 1.0 y) (* x y))
0.713 * [backup-simplify]: Simplify (* (- 1.0 (/ 1 (- x))) (/ 1 (- y))) into (* -1 (/ (+ (/ 1 x) 1.0) y))
0.713 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in (x y) around 0
0.713 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in y
0.713 * [taylor]: Taking taylor expansion of -1 in y
0.713 * [backup-simplify]: Simplify -1 into -1
0.713 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) y) in y
0.713 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y
0.713 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.713 * [taylor]: Taking taylor expansion of x in y
0.713 * [backup-simplify]: Simplify x into x
0.713 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.713 * [taylor]: Taking taylor expansion of 1.0 in y
0.713 * [backup-simplify]: Simplify 1.0 into 1.0
0.713 * [taylor]: Taking taylor expansion of y in y
0.713 * [backup-simplify]: Simplify 0 into 0
0.713 * [backup-simplify]: Simplify 1 into 1
0.713 * [backup-simplify]: Simplify (+ (/ 1 x) 1.0) into (+ 1.0 (/ 1 x))
0.713 * [backup-simplify]: Simplify (/ (+ 1.0 (/ 1 x)) 1) into (+ (/ 1 x) 1.0)
0.713 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in x
0.713 * [taylor]: Taking taylor expansion of -1 in x
0.713 * [backup-simplify]: Simplify -1 into -1
0.713 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) y) in x
0.713 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.713 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.713 * [taylor]: Taking taylor expansion of x in x
0.713 * [backup-simplify]: Simplify 0 into 0
0.713 * [backup-simplify]: Simplify 1 into 1
0.714 * [backup-simplify]: Simplify (/ 1 1) into 1
0.714 * [taylor]: Taking taylor expansion of 1.0 in x
0.714 * [backup-simplify]: Simplify 1.0 into 1.0
0.714 * [taylor]: Taking taylor expansion of y in x
0.714 * [backup-simplify]: Simplify y into y
0.714 * [backup-simplify]: Simplify (+ 1 0) into 1
0.714 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.714 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in x
0.714 * [taylor]: Taking taylor expansion of -1 in x
0.714 * [backup-simplify]: Simplify -1 into -1
0.714 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) y) in x
0.714 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.714 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.714 * [taylor]: Taking taylor expansion of x in x
0.715 * [backup-simplify]: Simplify 0 into 0
0.715 * [backup-simplify]: Simplify 1 into 1
0.715 * [backup-simplify]: Simplify (/ 1 1) into 1
0.715 * [taylor]: Taking taylor expansion of 1.0 in x
0.715 * [backup-simplify]: Simplify 1.0 into 1.0
0.715 * [taylor]: Taking taylor expansion of y in x
0.715 * [backup-simplify]: Simplify y into y
0.715 * [backup-simplify]: Simplify (+ 1 0) into 1
0.715 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.715 * [backup-simplify]: Simplify (* -1 (/ 1 y)) into (/ -1 y)
0.715 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.715 * [taylor]: Taking taylor expansion of -1 in y
0.715 * [backup-simplify]: Simplify -1 into -1
0.716 * [taylor]: Taking taylor expansion of y in y
0.716 * [backup-simplify]: Simplify 0 into 0
0.716 * [backup-simplify]: Simplify 1 into 1
0.716 * [backup-simplify]: Simplify (/ -1 1) into -1
0.716 * [backup-simplify]: Simplify -1 into -1
0.716 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.717 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.717 * [backup-simplify]: Simplify (- (/ 1.0 y) (+ (* (/ 1 y) (/ 0 y)))) into (* 1.0 (/ 1 y))
0.717 * [backup-simplify]: Simplify (+ (* -1 (* 1.0 (/ 1 y))) (* 0 (/ 1 y))) into (- (* 1.0 (/ 1 y)))
0.717 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 y))) in y
0.717 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
0.717 * [taylor]: Taking taylor expansion of 1.0 in y
0.717 * [backup-simplify]: Simplify 1.0 into 1.0
0.717 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.717 * [taylor]: Taking taylor expansion of y in y
0.717 * [backup-simplify]: Simplify 0 into 0
0.717 * [backup-simplify]: Simplify 1 into 1
0.717 * [backup-simplify]: Simplify (/ 1 1) into 1
0.718 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
0.718 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.718 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.719 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.719 * [backup-simplify]: Simplify 0 into 0
0.720 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.720 * [backup-simplify]: Simplify (+ 0 0) into 0
0.720 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)) (* (* 1.0 (/ 1 y)) (/ 0 y)))) into 0
0.720 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (* 1.0 (/ 1 y))) (* 0 (/ 1 y)))) into 0
0.721 * [taylor]: Taking taylor expansion of 0 in y
0.721 * [backup-simplify]: Simplify 0 into 0
0.721 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.722 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
0.722 * [backup-simplify]: Simplify (- 0) into 0
0.722 * [backup-simplify]: Simplify 0 into 0
0.722 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.722 * [backup-simplify]: Simplify 0 into 0
0.723 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.723 * [backup-simplify]: Simplify (+ 0 0) into 0
0.724 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)) (* (* 1.0 (/ 1 y)) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.724 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (* 1.0 (/ 1 y))) (* 0 (/ 1 y))))) into 0
0.724 * [taylor]: Taking taylor expansion of 0 in y
0.724 * [backup-simplify]: Simplify 0 into 0
0.724 * [backup-simplify]: Simplify 0 into 0
0.725 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.726 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
0.726 * [backup-simplify]: Simplify (- 0) into 0
0.726 * [backup-simplify]: Simplify 0 into 0
0.726 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.727 * [backup-simplify]: Simplify 0 into 0
0.727 * [backup-simplify]: Simplify (+ (* (- 1.0) (* (/ 1 (/ 1 (- y))) 1)) (* -1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (- (* 1.0 y) (* x y))
0.727 * * * [progress]: simplifying candidates
0.728 * [simplify]: Simplifying:
  (expm1 (* (- 1.0 x) y))
  (log1p (* (- 1.0 x) y))
  (* (- 1.0 x) y)
  (+ (log (- 1.0 x)) (log y))
  (log (* (- 1.0 x) y))
  (exp (* (- 1.0 x) y))
  (* (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)) (* (* y y) y))
  (* (cbrt (* (- 1.0 x) y)) (cbrt (* (- 1.0 x) y)))
  (cbrt (* (- 1.0 x) y))
  (* (* (* (- 1.0 x) y) (* (- 1.0 x) y)) (* (- 1.0 x) y))
  (sqrt (* (- 1.0 x) y))
  (sqrt (* (- 1.0 x) y))
  (* (sqrt (- 1.0 x)) (sqrt y))
  (* (sqrt (- 1.0 x)) (sqrt y))
  (* (- 1.0 x) (* (cbrt y) (cbrt y)))
  (* (- 1.0 x) (sqrt y))
  (* (- 1.0 x) 1)
  (* (cbrt (- 1.0 x)) y)
  (* (sqrt (- 1.0 x)) y)
  (* (- 1.0 x) y)
  (* (- (sqrt 1.0) (sqrt x)) y)
  (* (- 1.0 x) y)
  (* (- (pow 1.0 3) (pow x 3)) y)
  (* (- (* 1.0 1.0) (* x x)) y)
  (- (* 1.0 y) (* x y))
  (- (* 1.0 y) (* x y))
  (- (* 1.0 y) (* x y))
0.728 * * [simplify]: Extracting # 0 : cost  0
0.728 * * [simplify]: Extracting # 1 : cost  0
0.728 * * [simplify]: Extracting # 2 : cost  0
0.728 * * [simplify]: Extracting # 3 : cost  0
0.729 * * [simplify]: Extracting # 4 : cost  0
0.729 * * [simplify]: Extracting # 5 : cost  0
0.729 * * [simplify]: iteration  0 :  50  enodes  (cost  203 )
0.744 * * [simplify]: Extracting # 0 : cost  0
0.744 * * [simplify]: Extracting # 1 : cost  0
0.744 * * [simplify]: Extracting # 2 : cost  0
0.744 * * [simplify]: Extracting # 3 : cost  0
0.744 * * [simplify]: iteration  1 :  109  enodes  (cost  194 )
0.776 * * [simplify]: Extracting # 0 : cost  0
0.776 * * [simplify]: Extracting # 1 : cost  0
0.777 * * [simplify]: Extracting # 2 : cost  0
0.777 * * [simplify]: Extracting # 3 : cost  0
0.778 * * [simplify]: Extracting # 4 : cost  0
0.778 * * [simplify]: Extracting # 5 : cost  0
0.778 * * [simplify]: iteration  2 :  349  enodes  (cost  178 )
1.052 * * [simplify]: Extracting # 0 : cost  0
1.054 * * [simplify]: Extracting # 1 : cost  0
1.055 * * [simplify]: Extracting # 2 : cost  0
1.057 * * [simplify]: Extracting # 3 : cost  0
1.058 * * [simplify]: Extracting # 4 : cost  0
1.060 * * [simplify]: iteration  3 :  1283  enodes  (cost  174 )
2.997 * * [simplify]: Extracting # 0 : cost  0
3.003 * * [simplify]: Extracting # 1 : cost  0
3.007 * * [simplify]: Extracting # 2 : cost  0
3.010 * * [simplify]: Extracting # 3 : cost  0
3.013 * * [simplify]: Extracting # 4 : cost  0
3.017 * * [simplify]: iteration  4 :  4537  enodes  (cost  174 )
3.986 * * [simplify]: Extracting # 0 : cost  0
3.991 * * [simplify]: Extracting # 1 : cost  0
3.995 * * [simplify]: iteration done:  5000  enodes  (cost  174 )
3.995 * [simplify]: Simplified to:
  (expm1 (* (- 1.0 x) y))
  (log1p (* (- 1.0 x) y))
  (* (- 1.0 x) y)
  (log (* (- 1.0 x) y))
  (log (* (- 1.0 x) y))
  (exp (* (- 1.0 x) y))
  (pow (* (- 1.0 x) y) 3)
  (* (cbrt (* (- 1.0 x) y)) (cbrt (* (- 1.0 x) y)))
  (cbrt (* (- 1.0 x) y))
  (pow (* (- 1.0 x) y) 3)
  (sqrt (* (- 1.0 x) y))
  (sqrt (* (- 1.0 x) y))
  (* (sqrt (- 1.0 x)) (sqrt y))
  (* (sqrt (- 1.0 x)) (sqrt y))
  (* (- 1.0 x) (* (cbrt y) (cbrt y)))
  (* (- 1.0 x) (sqrt y))
  (- 1.0 x)
  (* (cbrt (- 1.0 x)) y)
  (* (sqrt (- 1.0 x)) y)
  (* (- 1.0 x) y)
  (* (- (sqrt 1.0) (sqrt x)) y)
  (* (- 1.0 x) y)
  (* (- (pow 1.0 3) (pow x 3)) y)
  (* (- (* 1.0 1.0) (* x x)) y)
  (* (- 1.0 x) y)
  (* (- 1.0 x) y)
  (* (- 1.0 x) y)
3.996 * * * [progress]: adding candidates to table
4.057 * [progress]: [Phase 3 of 3] Extracting.
4.059 * [simplify]: Simplifying:
  (+ (* (- 1.0 x) y) (* x z))
4.059 * * [simplify]: Extracting # 0 : cost  0
4.059 * * [simplify]: Extracting # 1 : cost  0
4.059 * * [simplify]: Extracting # 2 : cost  0
4.059 * * [simplify]: Extracting # 3 : cost  0
4.059 * * [simplify]: Extracting # 4 : cost  0
4.059 * * [simplify]: Extracting # 5 : cost  0
4.059 * * [simplify]: iteration  0 :  8  enodes  (cost  9 )
4.059 * * [simplify]: Extracting # 0 : cost  0
4.060 * * [simplify]: iteration  1 :  11  enodes  (cost  9 )
4.060 * * [simplify]: Extracting # 0 : cost  0
4.060 * * [simplify]: iteration done:  11  enodes  (cost  9 )
4.060 * [simplify]: Simplified to:
  (+ (* (- 1.0 x) y) (* x z))
4.652 * [regime-testing]: End program error score: 0.013324785910829
4.675 * [regime-testing]: Target error score: 0.014376797099637455