65.798 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.040 * * * [progress]: [2/2] Setting up program.
0.043 * [progress]: [Phase 2 of 3] Improving.
0.044 * [simplify]: Simplifying:
  (+ x (* (- 1.0 x) (- 1.0 y)))
0.044 * * [simplify]: Extracting # 0 : cost  0
0.044 * * [simplify]: Extracting # 1 : cost  0
0.044 * * [simplify]: Extracting # 2 : cost  0
0.044 * * [simplify]: Extracting # 3 : cost  0
0.044 * * [simplify]: Extracting # 4 : cost  0
0.044 * * [simplify]: Extracting # 5 : cost  0
0.044 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.047 * * [simplify]: Extracting # 0 : cost  0
0.047 * * [simplify]: Extracting # 1 : cost  0
0.047 * * [simplify]: Extracting # 2 : cost  0
0.047 * * [simplify]: iteration  1 :  13  enodes  (cost  9 )
0.052 * * [simplify]: Extracting # 0 : cost  0
0.053 * * [simplify]: Extracting # 1 : cost  0
0.053 * * [simplify]: Extracting # 2 : cost  0
0.053 * * [simplify]: iteration  2 :  29  enodes  (cost  8 )
0.068 * * [simplify]: Extracting # 0 : cost  0
0.068 * * [simplify]: Extracting # 1 : cost  0
0.068 * * [simplify]: Extracting # 2 : cost  0
0.069 * * [simplify]: iteration  3 :  84  enodes  (cost  8 )
0.139 * * [simplify]: Extracting # 0 : cost  0
0.140 * * [simplify]: Extracting # 1 : cost  0
0.140 * * [simplify]: Extracting # 2 : cost  0
0.140 * * [simplify]: iteration  4 :  278  enodes  (cost  8 )
0.323 * * [simplify]: Extracting # 0 : cost  0
0.324 * * [simplify]: Extracting # 1 : cost  0
0.325 * * [simplify]: Extracting # 2 : cost  0
0.325 * * [simplify]: Extracting # 3 : cost  0
0.325 * * [simplify]: Extracting # 4 : cost  0
0.326 * * [simplify]: iteration  5 :  663  enodes  (cost  8 )
1.257 * * [simplify]: Extracting # 0 : cost  0
1.258 * * [simplify]: Extracting # 1 : cost  0
1.260 * * [simplify]: Extracting # 2 : cost  0
1.261 * * [simplify]: Extracting # 3 : cost  0
1.263 * * [simplify]: iteration  6 :  1289  enodes  (cost  8 )
3.495 * * [simplify]: Extracting # 0 : cost  0
3.498 * * [simplify]: Extracting # 1 : cost  0
3.499 * * [simplify]: Extracting # 2 : cost  0
3.501 * * [simplify]: Extracting # 3 : cost  0
3.503 * * [simplify]: iteration  7 :  2486  enodes  (cost  8 )
7.517 * * [simplify]: Extracting # 0 : cost  0
7.524 * * [simplify]: Extracting # 1 : cost  0
7.527 * * [simplify]: Extracting # 2 : cost  0
7.531 * * [simplify]: iteration  8 :  3245  enodes  (cost  8 )
13.672 * * [simplify]: Extracting # 0 : cost  0
13.677 * * [simplify]: Extracting # 1 : cost  0
13.680 * * [simplify]: Extracting # 2 : cost  0
13.683 * * [simplify]: iteration  9 :  4653  enodes  (cost  8 )
16.419 * * [simplify]: Extracting # 0 : cost  0
16.421 * * [simplify]: Extracting # 1 : cost  0
16.423 * * [simplify]: Extracting # 2 : cost  0
16.426 * * [simplify]: iteration done:  5001  enodes  (cost  8 )
16.426 * [simplify]: Simplified to:
  (fma (- 1.0 y) (- 1.0 x) x)
16.430 * * [progress]: iteration 1 / 4
16.430 * * * [progress]: picking best candidate
16.433 * * * * [pick]: Picked  #<alt (λ (x y) (fma (- 1.0 y) (- 1.0 x) x))>
16.433 * * * [progress]: localizing error
16.441 * * * [progress]: generating rewritten candidates
16.441 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
16.441 * * * [progress]: generating series expansions
16.442 * * * * [progress]: [ 1 / 1 ] generating series at (2)
16.442 * [backup-simplify]: Simplify (fma (- 1.0 y) (- 1.0 x) x) into (fma (- 1.0 y) (- 1.0 x) x)
16.442 * [approximate]: Taking taylor expansion of (fma (- 1.0 y) (- 1.0 x) x) in (y x) around 0
16.442 * [taylor]: Taking taylor expansion of (fma (- 1.0 y) (- 1.0 x) x) in x
16.442 * [taylor]: Rewrote expression to (+ (* (- 1.0 y) (- 1.0 x)) x)
16.442 * [taylor]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in x
16.442 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
16.442 * [taylor]: Taking taylor expansion of 1.0 in x
16.442 * [backup-simplify]: Simplify 1.0 into 1.0
16.442 * [taylor]: Taking taylor expansion of y in x
16.442 * [backup-simplify]: Simplify y into y
16.442 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
16.442 * [taylor]: Taking taylor expansion of 1.0 in x
16.442 * [backup-simplify]: Simplify 1.0 into 1.0
16.442 * [taylor]: Taking taylor expansion of x in x
16.442 * [backup-simplify]: Simplify 0 into 0
16.442 * [backup-simplify]: Simplify 1 into 1
16.442 * [taylor]: Taking taylor expansion of x in x
16.442 * [backup-simplify]: Simplify 0 into 0
16.442 * [backup-simplify]: Simplify 1 into 1
16.442 * [taylor]: Taking taylor expansion of (fma (- 1.0 y) (- 1.0 x) x) in y
16.442 * [taylor]: Rewrote expression to (+ (* (- 1.0 y) (- 1.0 x)) x)
16.442 * [taylor]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in y
16.442 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
16.442 * [taylor]: Taking taylor expansion of 1.0 in y
16.442 * [backup-simplify]: Simplify 1.0 into 1.0
16.442 * [taylor]: Taking taylor expansion of y in y
16.442 * [backup-simplify]: Simplify 0 into 0
16.442 * [backup-simplify]: Simplify 1 into 1
16.442 * [taylor]: Taking taylor expansion of (- 1.0 x) in y
16.442 * [taylor]: Taking taylor expansion of 1.0 in y
16.443 * [backup-simplify]: Simplify 1.0 into 1.0
16.443 * [taylor]: Taking taylor expansion of x in y
16.443 * [backup-simplify]: Simplify x into x
16.443 * [taylor]: Taking taylor expansion of x in y
16.443 * [backup-simplify]: Simplify x into x
16.443 * [taylor]: Taking taylor expansion of (fma (- 1.0 y) (- 1.0 x) x) in y
16.443 * [taylor]: Rewrote expression to (+ (* (- 1.0 y) (- 1.0 x)) x)
16.443 * [taylor]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in y
16.443 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
16.443 * [taylor]: Taking taylor expansion of 1.0 in y
16.443 * [backup-simplify]: Simplify 1.0 into 1.0
16.443 * [taylor]: Taking taylor expansion of y in y
16.443 * [backup-simplify]: Simplify 0 into 0
16.443 * [backup-simplify]: Simplify 1 into 1
16.443 * [taylor]: Taking taylor expansion of (- 1.0 x) in y
16.443 * [taylor]: Taking taylor expansion of 1.0 in y
16.443 * [backup-simplify]: Simplify 1.0 into 1.0
16.443 * [taylor]: Taking taylor expansion of x in y
16.443 * [backup-simplify]: Simplify x into x
16.443 * [taylor]: Taking taylor expansion of x in y
16.443 * [backup-simplify]: Simplify x into x
16.444 * [backup-simplify]: Simplify (- 0) into 0
16.444 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
16.444 * [backup-simplify]: Simplify (- x) into (- x)
16.444 * [backup-simplify]: Simplify (+ 1.0 (- x)) into (- 1.0 x)
16.444 * [backup-simplify]: Simplify (* 1.0 (- 1.0 x)) into (* 1.0 (- 1.0 x))
16.444 * [backup-simplify]: Simplify (+ (* 1.0 (- 1.0 x)) x) into 1.0
16.444 * [taylor]: Taking taylor expansion of 1.0 in x
16.444 * [backup-simplify]: Simplify 1.0 into 1.0
16.444 * [backup-simplify]: Simplify 1.0 into 1.0
16.445 * [backup-simplify]: Simplify (- 0) into 0
16.445 * [backup-simplify]: Simplify (+ 0 0) into 0
16.445 * [backup-simplify]: Simplify (- 1) into -1
16.445 * [backup-simplify]: Simplify (+ 0 -1) into -1
16.446 * [backup-simplify]: Simplify (+ (* 1.0 0) (* -1 (- 1.0 x))) into (- x 1.0)
16.446 * [backup-simplify]: Simplify (+ (- x 1.0) 0) into (- x 1.0)
16.446 * [taylor]: Taking taylor expansion of (- x 1.0) in x
16.446 * [taylor]: Taking taylor expansion of x in x
16.446 * [backup-simplify]: Simplify 0 into 0
16.446 * [backup-simplify]: Simplify 1 into 1
16.446 * [taylor]: Taking taylor expansion of 1.0 in x
16.446 * [backup-simplify]: Simplify 1.0 into 1.0
16.446 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
16.447 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
16.447 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
16.448 * [backup-simplify]: Simplify 0 into 0
16.448 * [backup-simplify]: Simplify (- 0) into 0
16.448 * [backup-simplify]: Simplify (+ 0 0) into 0
16.449 * [backup-simplify]: Simplify (- 0) into 0
16.449 * [backup-simplify]: Simplify (+ 0 0) into 0
16.450 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* -1 0) (* 0 (- 1.0 x)))) into 0
16.451 * [backup-simplify]: Simplify (+ 0 0) into 0
16.451 * [taylor]: Taking taylor expansion of 0 in x
16.451 * [backup-simplify]: Simplify 0 into 0
16.451 * [backup-simplify]: Simplify 0 into 0
16.451 * [backup-simplify]: Simplify (- 0) into 0
16.451 * [backup-simplify]: Simplify (+ 1 0) into 1
16.452 * [backup-simplify]: Simplify 1 into 1
16.452 * [backup-simplify]: Simplify (+ (* 1 (* x y)) (+ (* (- 1.0) (* 1 y)) 1.0)) into (- (+ (* x y) 1.0) (* 1.0 y))
16.452 * [backup-simplify]: Simplify (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x)) into (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x))
16.452 * [approximate]: Taking taylor expansion of (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x)) in (y x) around 0
16.452 * [taylor]: Taking taylor expansion of (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x)) in x
16.453 * [taylor]: Rewrote expression to (+ (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) (/ 1 x))
16.453 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) in x
16.453 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
16.453 * [taylor]: Taking taylor expansion of 1.0 in x
16.453 * [backup-simplify]: Simplify 1.0 into 1.0
16.453 * [taylor]: Taking taylor expansion of (/ 1 y) in x
16.453 * [taylor]: Taking taylor expansion of y in x
16.453 * [backup-simplify]: Simplify y into y
16.453 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
16.453 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
16.453 * [taylor]: Taking taylor expansion of 1.0 in x
16.453 * [backup-simplify]: Simplify 1.0 into 1.0
16.453 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.453 * [taylor]: Taking taylor expansion of x in x
16.453 * [backup-simplify]: Simplify 0 into 0
16.453 * [backup-simplify]: Simplify 1 into 1
16.453 * [backup-simplify]: Simplify (/ 1 1) into 1
16.453 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.453 * [taylor]: Taking taylor expansion of x in x
16.453 * [backup-simplify]: Simplify 0 into 0
16.453 * [backup-simplify]: Simplify 1 into 1
16.454 * [backup-simplify]: Simplify (/ 1 1) into 1
16.454 * [taylor]: Taking taylor expansion of (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x)) in y
16.454 * [taylor]: Rewrote expression to (+ (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) (/ 1 x))
16.454 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) in y
16.454 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
16.454 * [taylor]: Taking taylor expansion of 1.0 in y
16.454 * [backup-simplify]: Simplify 1.0 into 1.0
16.454 * [taylor]: Taking taylor expansion of (/ 1 y) in y
16.454 * [taylor]: Taking taylor expansion of y in y
16.454 * [backup-simplify]: Simplify 0 into 0
16.454 * [backup-simplify]: Simplify 1 into 1
16.454 * [backup-simplify]: Simplify (/ 1 1) into 1
16.454 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y
16.454 * [taylor]: Taking taylor expansion of 1.0 in y
16.454 * [backup-simplify]: Simplify 1.0 into 1.0
16.454 * [taylor]: Taking taylor expansion of (/ 1 x) in y
16.455 * [taylor]: Taking taylor expansion of x in y
16.455 * [backup-simplify]: Simplify x into x
16.455 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
16.455 * [taylor]: Taking taylor expansion of (/ 1 x) in y
16.455 * [taylor]: Taking taylor expansion of x in y
16.455 * [backup-simplify]: Simplify x into x
16.455 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
16.455 * [taylor]: Taking taylor expansion of (fma (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x)) (/ 1 x)) in y
16.455 * [taylor]: Rewrote expression to (+ (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) (/ 1 x))
16.455 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 y)) (- 1.0 (/ 1 x))) in y
16.455 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
16.455 * [taylor]: Taking taylor expansion of 1.0 in y
16.455 * [backup-simplify]: Simplify 1.0 into 1.0
16.455 * [taylor]: Taking taylor expansion of (/ 1 y) in y
16.455 * [taylor]: Taking taylor expansion of y in y
16.455 * [backup-simplify]: Simplify 0 into 0
16.455 * [backup-simplify]: Simplify 1 into 1
16.455 * [backup-simplify]: Simplify (/ 1 1) into 1
16.455 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y
16.455 * [taylor]: Taking taylor expansion of 1.0 in y
16.455 * [backup-simplify]: Simplify 1.0 into 1.0
16.455 * [taylor]: Taking taylor expansion of (/ 1 x) in y
16.456 * [taylor]: Taking taylor expansion of x in y
16.456 * [backup-simplify]: Simplify x into x
16.456 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
16.456 * [taylor]: Taking taylor expansion of (/ 1 x) in y
16.456 * [taylor]: Taking taylor expansion of x in y
16.456 * [backup-simplify]: Simplify x into x
16.456 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
16.456 * [backup-simplify]: Simplify (- 1) into -1
16.457 * [backup-simplify]: Simplify (+ 0 -1) into -1
16.457 * [backup-simplify]: Simplify (- (/ 1 x)) into (- (/ 1 x))
16.457 * [backup-simplify]: Simplify (+ 1.0 (- (/ 1 x))) into (- 1.0 (/ 1 x))
16.457 * [backup-simplify]: Simplify (* -1 (- 1.0 (/ 1 x))) into (* -1 (- 1.0 (/ 1 x)))
16.457 * [backup-simplify]: Simplify (+ (* -1 (- 1.0 (/ 1 x))) 0) into (- (/ 1 x) 1.0)
16.457 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
16.457 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.457 * [taylor]: Taking taylor expansion of x in x
16.457 * [backup-simplify]: Simplify 0 into 0
16.457 * [backup-simplify]: Simplify 1 into 1
16.457 * [backup-simplify]: Simplify (/ 1 1) into 1
16.457 * [taylor]: Taking taylor expansion of 1.0 in x
16.457 * [backup-simplify]: Simplify 1.0 into 1.0
16.458 * [backup-simplify]: Simplify (+ 1 0) into 1
16.458 * [backup-simplify]: Simplify 1 into 1
16.458 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
16.458 * [backup-simplify]: Simplify (- 0) into 0
16.458 * [backup-simplify]: Simplify (+ 0 0) into 0
16.459 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
16.459 * [backup-simplify]: Simplify (- 0) into 0
16.460 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
16.460 * [backup-simplify]: Simplify (+ (* -1 0) (* 1.0 (- 1.0 (/ 1 x)))) into (- 1.0 (* 1.0 (/ 1 x)))
16.460 * [backup-simplify]: Simplify (+ (- 1.0 (* 1.0 (/ 1 x))) (/ 1 x)) into 1.0
16.460 * [taylor]: Taking taylor expansion of 1.0 in x
16.460 * [backup-simplify]: Simplify 1.0 into 1.0
16.461 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
16.462 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
16.462 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
16.463 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
16.463 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
16.463 * [backup-simplify]: Simplify (- 0) into 0
16.464 * [backup-simplify]: Simplify (+ 0 0) into 0
16.465 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
16.465 * [backup-simplify]: Simplify (- 0) into 0
16.465 * [backup-simplify]: Simplify (+ 0 0) into 0
16.466 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 1.0 0) (* 0 (- 1.0 (/ 1 x))))) into 0
16.466 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
16.467 * [backup-simplify]: Simplify (+ 0 0) into 0
16.467 * [taylor]: Taking taylor expansion of 0 in x
16.467 * [backup-simplify]: Simplify 0 into 0
16.467 * [backup-simplify]: Simplify 1.0 into 1.0
16.468 * [backup-simplify]: Simplify (+ 1.0 (+ (* (- 1.0) (* 1 (/ 1 (/ 1 y)))) (* 1 (* (/ 1 (/ 1 x)) (/ 1 (/ 1 y)))))) into (- (+ (* x y) 1.0) (* 1.0 y))
16.468 * [backup-simplify]: Simplify (fma (- 1.0 (/ 1 (- y))) (- 1.0 (/ 1 (- x))) (/ 1 (- x))) into (fma (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0) (/ -1 x))
16.468 * [approximate]: Taking taylor expansion of (fma (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0) (/ -1 x)) in (y x) around 0
16.468 * [taylor]: Taking taylor expansion of (fma (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0) (/ -1 x)) in x
16.468 * [taylor]: Rewrote expression to (+ (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) (/ -1 x))
16.468 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) in x
16.468 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
16.468 * [taylor]: Taking taylor expansion of (/ 1 y) in x
16.469 * [taylor]: Taking taylor expansion of y in x
16.469 * [backup-simplify]: Simplify y into y
16.469 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
16.469 * [taylor]: Taking taylor expansion of 1.0 in x
16.469 * [backup-simplify]: Simplify 1.0 into 1.0
16.469 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
16.469 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.469 * [taylor]: Taking taylor expansion of x in x
16.469 * [backup-simplify]: Simplify 0 into 0
16.469 * [backup-simplify]: Simplify 1 into 1
16.469 * [backup-simplify]: Simplify (/ 1 1) into 1
16.469 * [taylor]: Taking taylor expansion of 1.0 in x
16.469 * [backup-simplify]: Simplify 1.0 into 1.0
16.469 * [taylor]: Taking taylor expansion of (/ -1 x) in x
16.469 * [taylor]: Taking taylor expansion of -1 in x
16.469 * [backup-simplify]: Simplify -1 into -1
16.470 * [taylor]: Taking taylor expansion of x in x
16.470 * [backup-simplify]: Simplify 0 into 0
16.470 * [backup-simplify]: Simplify 1 into 1
16.470 * [backup-simplify]: Simplify (/ -1 1) into -1
16.470 * [taylor]: Taking taylor expansion of (fma (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0) (/ -1 x)) in y
16.470 * [taylor]: Rewrote expression to (+ (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) (/ -1 x))
16.470 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) in y
16.470 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
16.470 * [taylor]: Taking taylor expansion of (/ 1 y) in y
16.470 * [taylor]: Taking taylor expansion of y in y
16.470 * [backup-simplify]: Simplify 0 into 0
16.470 * [backup-simplify]: Simplify 1 into 1
16.471 * [backup-simplify]: Simplify (/ 1 1) into 1
16.471 * [taylor]: Taking taylor expansion of 1.0 in y
16.471 * [backup-simplify]: Simplify 1.0 into 1.0
16.471 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y
16.471 * [taylor]: Taking taylor expansion of (/ 1 x) in y
16.471 * [taylor]: Taking taylor expansion of x in y
16.471 * [backup-simplify]: Simplify x into x
16.471 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
16.471 * [taylor]: Taking taylor expansion of 1.0 in y
16.471 * [backup-simplify]: Simplify 1.0 into 1.0
16.471 * [taylor]: Taking taylor expansion of (/ -1 x) in y
16.471 * [taylor]: Taking taylor expansion of -1 in y
16.471 * [backup-simplify]: Simplify -1 into -1
16.471 * [taylor]: Taking taylor expansion of x in y
16.471 * [backup-simplify]: Simplify x into x
16.471 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
16.471 * [taylor]: Taking taylor expansion of (fma (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0) (/ -1 x)) in y
16.472 * [taylor]: Rewrote expression to (+ (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) (/ -1 x))
16.472 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) 1.0) (+ (/ 1 x) 1.0)) in y
16.472 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
16.472 * [taylor]: Taking taylor expansion of (/ 1 y) in y
16.472 * [taylor]: Taking taylor expansion of y in y
16.472 * [backup-simplify]: Simplify 0 into 0
16.472 * [backup-simplify]: Simplify 1 into 1
16.472 * [backup-simplify]: Simplify (/ 1 1) into 1
16.472 * [taylor]: Taking taylor expansion of 1.0 in y
16.472 * [backup-simplify]: Simplify 1.0 into 1.0
16.472 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y
16.472 * [taylor]: Taking taylor expansion of (/ 1 x) in y
16.472 * [taylor]: Taking taylor expansion of x in y
16.472 * [backup-simplify]: Simplify x into x
16.472 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
16.472 * [taylor]: Taking taylor expansion of 1.0 in y
16.472 * [backup-simplify]: Simplify 1.0 into 1.0
16.473 * [taylor]: Taking taylor expansion of (/ -1 x) in y
16.473 * [taylor]: Taking taylor expansion of -1 in y
16.473 * [backup-simplify]: Simplify -1 into -1
16.473 * [taylor]: Taking taylor expansion of x in y
16.473 * [backup-simplify]: Simplify x into x
16.473 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
16.473 * [backup-simplify]: Simplify (+ 1 0) into 1
16.473 * [backup-simplify]: Simplify (+ (/ 1 x) 1.0) into (+ 1.0 (/ 1 x))
16.473 * [backup-simplify]: Simplify (* 1 (+ 1.0 (/ 1 x))) into (+ (/ 1 x) 1.0)
16.474 * [backup-simplify]: Simplify (+ (+ (/ 1 x) 1.0) 0) into (+ (/ 1 x) 1.0)
16.474 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
16.474 * [taylor]: Taking taylor expansion of (/ 1 x) in x
16.474 * [taylor]: Taking taylor expansion of x in x
16.474 * [backup-simplify]: Simplify 0 into 0
16.474 * [backup-simplify]: Simplify 1 into 1
16.474 * [backup-simplify]: Simplify (/ 1 1) into 1
16.474 * [taylor]: Taking taylor expansion of 1.0 in x
16.474 * [backup-simplify]: Simplify 1.0 into 1.0
16.475 * [backup-simplify]: Simplify (+ 1 0) into 1
16.475 * [backup-simplify]: Simplify 1 into 1
16.475 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
16.475 * [backup-simplify]: Simplify (+ 0 0) into 0
16.476 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
16.476 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
16.477 * [backup-simplify]: Simplify (+ (* 1 0) (* 1.0 (+ 1.0 (/ 1 x)))) into (+ (* 1.0 (/ 1 x)) 1.0)
16.477 * [backup-simplify]: Simplify (+ (+ (* 1.0 (/ 1 x)) 1.0) (/ -1 x)) into 1.0
16.477 * [taylor]: Taking taylor expansion of 1.0 in x
16.477 * [backup-simplify]: Simplify 1.0 into 1.0
16.478 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
16.478 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
16.478 * [backup-simplify]: Simplify 1.0 into 1.0
16.479 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
16.479 * [backup-simplify]: Simplify (+ 0 0) into 0
16.480 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
16.480 * [backup-simplify]: Simplify (+ 0 0) into 0
16.481 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 1.0 0) (* 0 (+ 1.0 (/ 1 x))))) into 0
16.481 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ -1 x) (/ 0 x)))) into 0
16.482 * [backup-simplify]: Simplify (+ 0 0) into 0
16.482 * [taylor]: Taking taylor expansion of 0 in x
16.482 * [backup-simplify]: Simplify 0 into 0
16.482 * [backup-simplify]: Simplify 1.0 into 1.0
16.482 * [backup-simplify]: Simplify (+ 1.0 (+ (* 1.0 (* 1 (/ 1 (/ 1 (- y))))) (* 1 (* (/ 1 (/ 1 (- x))) (/ 1 (/ 1 (- y))))))) into (- (+ (* x y) 1.0) (* 1.0 y))
16.482 * * * [progress]: simplifying candidates
16.483 * [simplify]: Simplifying:
  (expm1 (fma (- 1.0 y) (- 1.0 x) x))
  (log1p (fma (- 1.0 y) (- 1.0 x) x))
  (* (- 1.0 y) (- 1.0 x))
  (log (fma (- 1.0 y) (- 1.0 x) x))
  (exp (fma (- 1.0 y) (- 1.0 x) x))
  (* (cbrt (fma (- 1.0 y) (- 1.0 x) x)) (cbrt (fma (- 1.0 y) (- 1.0 x) x)))
  (cbrt (fma (- 1.0 y) (- 1.0 x) x))
  (* (* (fma (- 1.0 y) (- 1.0 x) x) (fma (- 1.0 y) (- 1.0 x) x)) (fma (- 1.0 y) (- 1.0 x) x))
  (sqrt (fma (- 1.0 y) (- 1.0 x) x))
  (sqrt (fma (- 1.0 y) (- 1.0 x) x))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
16.483 * * [simplify]: Extracting # 0 : cost  0
16.483 * * [simplify]: Extracting # 1 : cost  0
16.483 * * [simplify]: Extracting # 2 : cost  0
16.483 * * [simplify]: Extracting # 3 : cost  0
16.483 * * [simplify]: Extracting # 4 : cost  0
16.484 * * [simplify]: Extracting # 5 : cost  0
16.484 * * [simplify]: iteration  0 :  20  enodes  (cost  142 )
16.490 * * [simplify]: Extracting # 0 : cost  0
16.490 * * [simplify]: Extracting # 1 : cost  0
16.490 * * [simplify]: Extracting # 2 : cost  0
16.490 * * [simplify]: iteration  1 :  35  enodes  (cost  139 )
16.509 * * [simplify]: Extracting # 0 : cost  0
16.509 * * [simplify]: Extracting # 1 : cost  0
16.510 * * [simplify]: Extracting # 2 : cost  0
16.510 * * [simplify]: Extracting # 3 : cost  0
16.510 * * [simplify]: iteration  2 :  84  enodes  (cost  123 )
16.539 * * [simplify]: Extracting # 0 : cost  0
16.540 * * [simplify]: Extracting # 1 : cost  0
16.540 * * [simplify]: Extracting # 2 : cost  0
16.540 * * [simplify]: Extracting # 3 : cost  0
16.541 * * [simplify]: Extracting # 4 : cost  0
16.541 * * [simplify]: iteration  3 :  298  enodes  (cost  120 )
16.807 * * [simplify]: Extracting # 0 : cost  0
16.809 * * [simplify]: Extracting # 1 : cost  0
16.811 * * [simplify]: Extracting # 2 : cost  0
16.814 * * [simplify]: Extracting # 3 : cost  0
16.816 * * [simplify]: Extracting # 4 : cost  0
16.819 * * [simplify]: Extracting # 5 : cost  0
16.821 * * [simplify]: Extracting # 6 : cost  0
16.824 * * [simplify]: iteration  4 :  1463  enodes  (cost  117 )
17.621 * * [simplify]: Extracting # 0 : cost  0
17.638 * * [simplify]: Extracting # 1 : cost  0
17.651 * * [simplify]: Extracting # 2 : cost  0
17.663 * * [simplify]: Extracting # 3 : cost  0
17.674 * * [simplify]: Extracting # 4 : cost  0
17.687 * * [simplify]: iteration done:  5000  enodes  (cost  117 )
17.687 * [simplify]: Simplified to:
  (expm1 (fma (- 1.0 y) (- 1.0 x) x))
  (log1p (fma (- 1.0 y) (- 1.0 x) x))
  (* (- 1.0 y) (- 1.0 x))
  (log (fma (- 1.0 y) (- 1.0 x) x))
  (exp (fma (- 1.0 y) (- 1.0 x) x))
  (* (cbrt (fma (- 1.0 y) (- 1.0 x) x)) (cbrt (fma (- 1.0 y) (- 1.0 x) x)))
  (cbrt (fma (- 1.0 y) (- 1.0 x) x))
  (pow (fma (- 1.0 y) (- 1.0 x) x) 3)
  (sqrt (fma (- 1.0 y) (- 1.0 x) x))
  (sqrt (fma (- 1.0 y) (- 1.0 x) x))
  (fma y (- x 1.0) 1.0)
  (fma y (- x 1.0) 1.0)
  (fma y (- x 1.0) 1.0)
17.687 * * * [progress]: adding candidates to table
17.752 * * [progress]: iteration 2 / 4
17.752 * * * [progress]: picking best candidate
17.754 * * * * [pick]: Picked  #<alt (λ (x y) (fma y (- x 1.0) 1.0))>
17.754 * * * [progress]: localizing error
17.765 * * * [progress]: generating rewritten candidates
17.765 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
17.766 * * * [progress]: generating series expansions
17.766 * * * * [progress]: [ 1 / 1 ] generating series at (2)
17.766 * [backup-simplify]: Simplify (fma y (- x 1.0) 1.0) into (fma y (- x 1.0) 1.0)
17.766 * [approximate]: Taking taylor expansion of (fma y (- x 1.0) 1.0) in (y x) around 0
17.766 * [taylor]: Taking taylor expansion of (fma y (- x 1.0) 1.0) in x
17.767 * [taylor]: Rewrote expression to (+ (* y (- x 1.0)) 1.0)
17.767 * [taylor]: Taking taylor expansion of (* y (- x 1.0)) in x
17.767 * [taylor]: Taking taylor expansion of y in x
17.767 * [backup-simplify]: Simplify y into y
17.767 * [taylor]: Taking taylor expansion of (- x 1.0) in x
17.767 * [taylor]: Taking taylor expansion of x in x
17.767 * [backup-simplify]: Simplify 0 into 0
17.767 * [backup-simplify]: Simplify 1 into 1
17.767 * [taylor]: Taking taylor expansion of 1.0 in x
17.767 * [backup-simplify]: Simplify 1.0 into 1.0
17.767 * [taylor]: Taking taylor expansion of 1.0 in x
17.767 * [backup-simplify]: Simplify 1.0 into 1.0
17.767 * [taylor]: Taking taylor expansion of (fma y (- x 1.0) 1.0) in y
17.767 * [taylor]: Rewrote expression to (+ (* y (- x 1.0)) 1.0)
17.767 * [taylor]: Taking taylor expansion of (* y (- x 1.0)) in y
17.767 * [taylor]: Taking taylor expansion of y in y
17.767 * [backup-simplify]: Simplify 0 into 0
17.767 * [backup-simplify]: Simplify 1 into 1
17.767 * [taylor]: Taking taylor expansion of (- x 1.0) in y
17.767 * [taylor]: Taking taylor expansion of x in y
17.767 * [backup-simplify]: Simplify x into x
17.767 * [taylor]: Taking taylor expansion of 1.0 in y
17.767 * [backup-simplify]: Simplify 1.0 into 1.0
17.767 * [taylor]: Taking taylor expansion of 1.0 in y
17.767 * [backup-simplify]: Simplify 1.0 into 1.0
17.767 * [taylor]: Taking taylor expansion of (fma y (- x 1.0) 1.0) in y
17.768 * [taylor]: Rewrote expression to (+ (* y (- x 1.0)) 1.0)
17.768 * [taylor]: Taking taylor expansion of (* y (- x 1.0)) in y
17.768 * [taylor]: Taking taylor expansion of y in y
17.768 * [backup-simplify]: Simplify 0 into 0
17.768 * [backup-simplify]: Simplify 1 into 1
17.768 * [taylor]: Taking taylor expansion of (- x 1.0) in y
17.768 * [taylor]: Taking taylor expansion of x in y
17.768 * [backup-simplify]: Simplify x into x
17.768 * [taylor]: Taking taylor expansion of 1.0 in y
17.768 * [backup-simplify]: Simplify 1.0 into 1.0
17.768 * [taylor]: Taking taylor expansion of 1.0 in y
17.768 * [backup-simplify]: Simplify 1.0 into 1.0
17.769 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
17.769 * [backup-simplify]: Simplify (+ x (- 1.0)) into (- x 1.0)
17.769 * [backup-simplify]: Simplify (* 0 (- x 1.0)) into 0
17.770 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
17.770 * [taylor]: Taking taylor expansion of 1.0 in x
17.770 * [backup-simplify]: Simplify 1.0 into 1.0
17.770 * [backup-simplify]: Simplify 1.0 into 1.0
17.771 * [backup-simplify]: Simplify (- 0) into 0
17.771 * [backup-simplify]: Simplify (+ 0 0) into 0
17.771 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (- x 1.0))) into (- x 1.0)
17.772 * [backup-simplify]: Simplify (+ (- x 1.0) 0) into (- x 1.0)
17.772 * [taylor]: Taking taylor expansion of (- x 1.0) in x
17.772 * [taylor]: Taking taylor expansion of x in x
17.772 * [backup-simplify]: Simplify 0 into 0
17.772 * [backup-simplify]: Simplify 1 into 1
17.772 * [taylor]: Taking taylor expansion of 1.0 in x
17.772 * [backup-simplify]: Simplify 1.0 into 1.0
17.772 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
17.773 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
17.774 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
17.774 * [backup-simplify]: Simplify 0 into 0
17.774 * [backup-simplify]: Simplify (- 0) into 0
17.774 * [backup-simplify]: Simplify (+ 0 0) into 0
17.775 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- x 1.0)))) into 0
17.776 * [backup-simplify]: Simplify (+ 0 0) into 0
17.776 * [taylor]: Taking taylor expansion of 0 in x
17.776 * [backup-simplify]: Simplify 0 into 0
17.776 * [backup-simplify]: Simplify 0 into 0
17.776 * [backup-simplify]: Simplify (- 0) into 0
17.777 * [backup-simplify]: Simplify (+ 1 0) into 1
17.777 * [backup-simplify]: Simplify 1 into 1
17.777 * [backup-simplify]: Simplify (+ (* 1 (* x y)) (+ (* (- 1.0) (* 1 y)) 1.0)) into (- (+ (* x y) 1.0) (* 1.0 y))
17.778 * [backup-simplify]: Simplify (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0) into (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0)
17.778 * [approximate]: Taking taylor expansion of (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0) in (y x) around 0
17.778 * [taylor]: Taking taylor expansion of (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0) in x
17.778 * [taylor]: Rewrote expression to (+ (* (/ 1 y) (- (/ 1 x) 1.0)) 1.0)
17.778 * [taylor]: Taking taylor expansion of (* (/ 1 y) (- (/ 1 x) 1.0)) in x
17.778 * [taylor]: Taking taylor expansion of (/ 1 y) in x
17.778 * [taylor]: Taking taylor expansion of y in x
17.778 * [backup-simplify]: Simplify y into y
17.778 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
17.778 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
17.778 * [taylor]: Taking taylor expansion of (/ 1 x) in x
17.778 * [taylor]: Taking taylor expansion of x in x
17.778 * [backup-simplify]: Simplify 0 into 0
17.778 * [backup-simplify]: Simplify 1 into 1
17.779 * [backup-simplify]: Simplify (/ 1 1) into 1
17.779 * [taylor]: Taking taylor expansion of 1.0 in x
17.779 * [backup-simplify]: Simplify 1.0 into 1.0
17.779 * [taylor]: Taking taylor expansion of 1.0 in x
17.779 * [backup-simplify]: Simplify 1.0 into 1.0
17.779 * [taylor]: Taking taylor expansion of (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0) in y
17.779 * [taylor]: Rewrote expression to (+ (* (/ 1 y) (- (/ 1 x) 1.0)) 1.0)
17.779 * [taylor]: Taking taylor expansion of (* (/ 1 y) (- (/ 1 x) 1.0)) in y
17.779 * [taylor]: Taking taylor expansion of (/ 1 y) in y
17.779 * [taylor]: Taking taylor expansion of y in y
17.779 * [backup-simplify]: Simplify 0 into 0
17.779 * [backup-simplify]: Simplify 1 into 1
17.780 * [backup-simplify]: Simplify (/ 1 1) into 1
17.780 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in y
17.780 * [taylor]: Taking taylor expansion of (/ 1 x) in y
17.780 * [taylor]: Taking taylor expansion of x in y
17.780 * [backup-simplify]: Simplify x into x
17.780 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
17.780 * [taylor]: Taking taylor expansion of 1.0 in y
17.780 * [backup-simplify]: Simplify 1.0 into 1.0
17.780 * [taylor]: Taking taylor expansion of 1.0 in y
17.780 * [backup-simplify]: Simplify 1.0 into 1.0
17.780 * [taylor]: Taking taylor expansion of (fma (/ 1 y) (- (/ 1 x) 1.0) 1.0) in y
17.780 * [taylor]: Rewrote expression to (+ (* (/ 1 y) (- (/ 1 x) 1.0)) 1.0)
17.780 * [taylor]: Taking taylor expansion of (* (/ 1 y) (- (/ 1 x) 1.0)) in y
17.780 * [taylor]: Taking taylor expansion of (/ 1 y) in y
17.780 * [taylor]: Taking taylor expansion of y in y
17.780 * [backup-simplify]: Simplify 0 into 0
17.780 * [backup-simplify]: Simplify 1 into 1
17.781 * [backup-simplify]: Simplify (/ 1 1) into 1
17.781 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in y
17.781 * [taylor]: Taking taylor expansion of (/ 1 x) in y
17.781 * [taylor]: Taking taylor expansion of x in y
17.781 * [backup-simplify]: Simplify x into x
17.781 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
17.781 * [taylor]: Taking taylor expansion of 1.0 in y
17.781 * [backup-simplify]: Simplify 1.0 into 1.0
17.781 * [taylor]: Taking taylor expansion of 1.0 in y
17.781 * [backup-simplify]: Simplify 1.0 into 1.0
17.782 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
17.782 * [backup-simplify]: Simplify (+ (/ 1 x) (- 1.0)) into (- (/ 1 x) 1.0)
17.782 * [backup-simplify]: Simplify (* 1 (- (/ 1 x) 1.0)) into (- (/ 1 x) 1.0)
17.783 * [backup-simplify]: Simplify (+ (- (/ 1 x) 1.0) 0) into (- (/ 1 x) 1.0)
17.783 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
17.783 * [taylor]: Taking taylor expansion of (/ 1 x) in x
17.783 * [taylor]: Taking taylor expansion of x in x
17.783 * [backup-simplify]: Simplify 0 into 0
17.783 * [backup-simplify]: Simplify 1 into 1
17.783 * [backup-simplify]: Simplify (/ 1 1) into 1
17.783 * [taylor]: Taking taylor expansion of 1.0 in x
17.783 * [backup-simplify]: Simplify 1.0 into 1.0
17.784 * [backup-simplify]: Simplify (+ 1 0) into 1
17.784 * [backup-simplify]: Simplify 1 into 1
17.784 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
17.784 * [backup-simplify]: Simplify (- 0) into 0
17.785 * [backup-simplify]: Simplify (+ 0 0) into 0
17.785 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
17.786 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 (- (/ 1 x) 1.0))) into 0
17.786 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
17.786 * [taylor]: Taking taylor expansion of 1.0 in x
17.786 * [backup-simplify]: Simplify 1.0 into 1.0
17.787 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
17.788 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
17.789 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
17.789 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
17.789 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
17.790 * [backup-simplify]: Simplify (- 0) into 0
17.790 * [backup-simplify]: Simplify (+ 0 0) into 0
17.791 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
17.792 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (- (/ 1 x) 1.0)))) into 0
17.792 * [backup-simplify]: Simplify (+ 0 0) into 0
17.792 * [taylor]: Taking taylor expansion of 0 in x
17.792 * [backup-simplify]: Simplify 0 into 0
17.792 * [backup-simplify]: Simplify 1.0 into 1.0
17.793 * [backup-simplify]: Simplify (+ 1.0 (+ (* (- 1.0) (* 1 (/ 1 (/ 1 y)))) (* 1 (* (/ 1 (/ 1 x)) (/ 1 (/ 1 y)))))) into (- (+ (* x y) 1.0) (* 1.0 y))
17.793 * [backup-simplify]: Simplify (fma (/ 1 (- y)) (- (/ 1 (- x)) 1.0) 1.0) into (fma (/ -1 y) (- (+ 1.0 (/ 1 x))) 1.0)
17.793 * [approximate]: Taking taylor expansion of (fma (/ -1 y) (- (+ 1.0 (/ 1 x))) 1.0) in (y x) around 0
17.793 * [taylor]: Taking taylor expansion of (fma (/ -1 y) (- (+ 1.0 (/ 1 x))) 1.0) in x
17.793 * [taylor]: Rewrote expression to (+ (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) 1.0)
17.794 * [taylor]: Taking taylor expansion of (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) in x
17.794 * [taylor]: Taking taylor expansion of (/ -1 y) in x
17.794 * [taylor]: Taking taylor expansion of -1 in x
17.794 * [backup-simplify]: Simplify -1 into -1
17.794 * [taylor]: Taking taylor expansion of y in x
17.794 * [backup-simplify]: Simplify y into y
17.794 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
17.794 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x
17.794 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
17.794 * [taylor]: Taking taylor expansion of 1.0 in x
17.794 * [backup-simplify]: Simplify 1.0 into 1.0
17.794 * [taylor]: Taking taylor expansion of (/ 1 x) in x
17.794 * [taylor]: Taking taylor expansion of x in x
17.794 * [backup-simplify]: Simplify 0 into 0
17.794 * [backup-simplify]: Simplify 1 into 1
17.795 * [backup-simplify]: Simplify (/ 1 1) into 1
17.795 * [taylor]: Taking taylor expansion of 1.0 in x
17.795 * [backup-simplify]: Simplify 1.0 into 1.0
17.795 * [taylor]: Taking taylor expansion of (fma (/ -1 y) (- (+ 1.0 (/ 1 x))) 1.0) in y
17.795 * [taylor]: Rewrote expression to (+ (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) 1.0)
17.795 * [taylor]: Taking taylor expansion of (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) in y
17.795 * [taylor]: Taking taylor expansion of (/ -1 y) in y
17.795 * [taylor]: Taking taylor expansion of -1 in y
17.795 * [backup-simplify]: Simplify -1 into -1
17.795 * [taylor]: Taking taylor expansion of y in y
17.795 * [backup-simplify]: Simplify 0 into 0
17.795 * [backup-simplify]: Simplify 1 into 1
17.796 * [backup-simplify]: Simplify (/ -1 1) into -1
17.796 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in y
17.796 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in y
17.796 * [taylor]: Taking taylor expansion of 1.0 in y
17.796 * [backup-simplify]: Simplify 1.0 into 1.0
17.796 * [taylor]: Taking taylor expansion of (/ 1 x) in y
17.796 * [taylor]: Taking taylor expansion of x in y
17.796 * [backup-simplify]: Simplify x into x
17.796 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
17.796 * [taylor]: Taking taylor expansion of 1.0 in y
17.796 * [backup-simplify]: Simplify 1.0 into 1.0
17.796 * [taylor]: Taking taylor expansion of (fma (/ -1 y) (- (+ 1.0 (/ 1 x))) 1.0) in y
17.796 * [taylor]: Rewrote expression to (+ (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) 1.0)
17.796 * [taylor]: Taking taylor expansion of (* (/ -1 y) (- (+ 1.0 (/ 1 x)))) in y
17.796 * [taylor]: Taking taylor expansion of (/ -1 y) in y
17.796 * [taylor]: Taking taylor expansion of -1 in y
17.796 * [backup-simplify]: Simplify -1 into -1
17.796 * [taylor]: Taking taylor expansion of y in y
17.796 * [backup-simplify]: Simplify 0 into 0
17.796 * [backup-simplify]: Simplify 1 into 1
17.797 * [backup-simplify]: Simplify (/ -1 1) into -1
17.797 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in y
17.797 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in y
17.797 * [taylor]: Taking taylor expansion of 1.0 in y
17.797 * [backup-simplify]: Simplify 1.0 into 1.0
17.797 * [taylor]: Taking taylor expansion of (/ 1 x) in y
17.797 * [taylor]: Taking taylor expansion of x in y
17.797 * [backup-simplify]: Simplify x into x
17.797 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
17.797 * [taylor]: Taking taylor expansion of 1.0 in y
17.797 * [backup-simplify]: Simplify 1.0 into 1.0
17.797 * [backup-simplify]: Simplify (+ 1.0 (/ 1 x)) into (+ (/ 1 x) 1.0)
17.798 * [backup-simplify]: Simplify (- (+ (/ 1 x) 1.0)) into (- (+ (/ 1 x) 1.0))
17.798 * [backup-simplify]: Simplify (* -1 (- (+ (/ 1 x) 1.0))) into (+ (/ 1 x) 1.0)
17.798 * [backup-simplify]: Simplify (+ (+ (/ 1 x) 1.0) 0) into (+ (/ 1 x) 1.0)
17.798 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
17.798 * [taylor]: Taking taylor expansion of (/ 1 x) in x
17.798 * [taylor]: Taking taylor expansion of x in x
17.798 * [backup-simplify]: Simplify 0 into 0
17.798 * [backup-simplify]: Simplify 1 into 1
17.799 * [backup-simplify]: Simplify (/ 1 1) into 1
17.799 * [taylor]: Taking taylor expansion of 1.0 in x
17.799 * [backup-simplify]: Simplify 1.0 into 1.0
17.799 * [backup-simplify]: Simplify (+ 1 0) into 1
17.799 * [backup-simplify]: Simplify 1 into 1
17.799 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
17.800 * [backup-simplify]: Simplify (+ 0 0) into 0
17.800 * [backup-simplify]: Simplify (- 0) into 0
17.801 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
17.801 * [backup-simplify]: Simplify (- (+ (/ 1 x) 1.0)) into (- (+ (/ 1 x) 1.0))
17.802 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (- (+ (/ 1 x) 1.0)))) into 0
17.802 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
17.802 * [taylor]: Taking taylor expansion of 1.0 in x
17.802 * [backup-simplify]: Simplify 1.0 into 1.0
17.803 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
17.804 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
17.804 * [backup-simplify]: Simplify 1.0 into 1.0
17.804 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
17.805 * [backup-simplify]: Simplify (+ 0 0) into 0
17.805 * [backup-simplify]: Simplify (- 0) into 0
17.805 * [backup-simplify]: Simplify (- 0) into 0
17.806 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
17.807 * [backup-simplify]: Simplify (- (+ (/ 1 x) 1.0)) into (- (+ (/ 1 x) 1.0))
17.808 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (- (+ (/ 1 x) 1.0))))) into 0
17.808 * [backup-simplify]: Simplify (+ 0 0) into 0
17.808 * [taylor]: Taking taylor expansion of 0 in x
17.808 * [backup-simplify]: Simplify 0 into 0
17.808 * [backup-simplify]: Simplify 1.0 into 1.0
17.809 * [backup-simplify]: Simplify (+ 1.0 (+ (* 1.0 (* 1 (/ 1 (/ 1 (- y))))) (* 1 (* (/ 1 (/ 1 (- x))) (/ 1 (/ 1 (- y))))))) into (- (+ (* x y) 1.0) (* 1.0 y))
17.809 * * * [progress]: simplifying candidates
17.809 * [simplify]: Simplifying:
  (expm1 (fma y (- x 1.0) 1.0))
  (log1p (fma y (- x 1.0) 1.0))
  (* y (- x 1.0))
  (log (fma y (- x 1.0) 1.0))
  (exp (fma y (- x 1.0) 1.0))
  (* (cbrt (fma y (- x 1.0) 1.0)) (cbrt (fma y (- x 1.0) 1.0)))
  (cbrt (fma y (- x 1.0) 1.0))
  (* (* (fma y (- x 1.0) 1.0) (fma y (- x 1.0) 1.0)) (fma y (- x 1.0) 1.0))
  (sqrt (fma y (- x 1.0) 1.0))
  (sqrt (fma y (- x 1.0) 1.0))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
17.810 * * [simplify]: Extracting # 0 : cost  0
17.810 * * [simplify]: Extracting # 1 : cost  0
17.810 * * [simplify]: Extracting # 2 : cost  0
17.810 * * [simplify]: Extracting # 3 : cost  0
17.810 * * [simplify]: Extracting # 4 : cost  0
17.810 * * [simplify]: Extracting # 5 : cost  0
17.810 * * [simplify]: iteration  0 :  19  enodes  (cost  116 )
17.818 * * [simplify]: Extracting # 0 : cost  0
17.818 * * [simplify]: Extracting # 1 : cost  0
17.819 * * [simplify]: Extracting # 2 : cost  0
17.819 * * [simplify]: iteration  1 :  32  enodes  (cost  113 )
17.826 * * [simplify]: Extracting # 0 : cost  0
17.826 * * [simplify]: Extracting # 1 : cost  0
17.826 * * [simplify]: Extracting # 2 : cost  0
17.827 * * [simplify]: iteration  2 :  67  enodes  (cost  95 )
17.857 * * [simplify]: Extracting # 0 : cost  0
17.858 * * [simplify]: Extracting # 1 : cost  0
17.858 * * [simplify]: Extracting # 2 : cost  0
17.859 * * [simplify]: Extracting # 3 : cost  0
17.859 * * [simplify]: Extracting # 4 : cost  0
17.860 * * [simplify]: iteration  3 :  243  enodes  (cost  95 )
18.194 * * [simplify]: Extracting # 0 : cost  0
18.197 * * [simplify]: Extracting # 1 : cost  0
18.199 * * [simplify]: Extracting # 2 : cost  0
18.201 * * [simplify]: Extracting # 3 : cost  0
18.203 * * [simplify]: Extracting # 4 : cost  0
18.205 * * [simplify]: Extracting # 5 : cost  0
18.213 * * [simplify]: iteration  4 :  1485  enodes  (cost  95 )
19.034 * * [simplify]: Extracting # 0 : cost  0
19.040 * * [simplify]: Extracting # 1 : cost  0
19.048 * * [simplify]: Extracting # 2 : cost  0
19.056 * * [simplify]: Extracting # 3 : cost  0
19.063 * * [simplify]: Extracting # 4 : cost  0
19.069 * * [simplify]: iteration done:  5000  enodes  (cost  95 )
19.069 * [simplify]: Simplified to:
  (expm1 (fma y (- x 1.0) 1.0))
  (log1p (fma y (- x 1.0) 1.0))
  (* (- x 1.0) y)
  (log (fma y (- x 1.0) 1.0))
  (exp (fma y (- x 1.0) 1.0))
  (* (cbrt (fma y (- x 1.0) 1.0)) (cbrt (fma y (- x 1.0) 1.0)))
  (cbrt (fma y (- x 1.0) 1.0))
  (pow (fma y (- x 1.0) 1.0) 3)
  (sqrt (fma y (- x 1.0) 1.0))
  (sqrt (fma y (- x 1.0) 1.0))
  (fma y (- x 1.0) 1.0)
  (fma y (- x 1.0) 1.0)
  (fma y (- x 1.0) 1.0)
19.069 * * * [progress]: adding candidates to table
19.103 * [progress]: [Phase 3 of 3] Extracting.
19.105 * [simplify]: Simplifying:
  (fma y (- x 1.0) 1.0)
19.105 * * [simplify]: Extracting # 0 : cost  0
19.105 * * [simplify]: Extracting # 1 : cost  0
19.105 * * [simplify]: Extracting # 2 : cost  0
19.105 * * [simplify]: Extracting # 3 : cost  0
19.105 * * [simplify]: Extracting # 4 : cost  0
19.105 * * [simplify]: iteration  0 :  5  enodes  (cost  6 )
19.106 * * [simplify]: Extracting # 0 : cost  0
19.106 * * [simplify]: iteration done:  5  enodes  (cost  6 )
19.106 * [simplify]: Simplified to:
  (fma y (- x 1.0) 1.0)
20.167 * [regime-testing]: End program error score: 0.006000750093761721
20.196 * [regime-testing]: Target error score: 0.005250656332041505