35.318 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.023 * * * [progress]: [2/2] Setting up program.
0.028 * [progress]: [Phase 2 of 3] Improving.
0.028 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.028 * [simplify]: Simplifying:
  (sqrt (fabs (- x y)))
0.028 * * [simplify]: iteration 0: 5 enodes
0.030 * * [simplify]: iteration 1: 7 enodes
0.032 * * [simplify]: iteration 2: 8 enodes
0.035 * * [simplify]: iteration complete: 8 enodes
0.035 * * [simplify]: Extracting #0: cost 1 inf + 0
0.035 * * [simplify]: Extracting #1: cost 2 inf + 0
0.035 * * [simplify]: Extracting #2: cost 3 inf + 0
0.035 * * [simplify]: Extracting #3: cost 6 inf + 0
0.036 * * [simplify]: Extracting #4: cost 3 inf + 43
0.036 * * [simplify]: Extracting #5: cost 0 inf + 289
0.036 * [simplify]: Simplified to:
  (sqrt (fabs (- x y)))
0.037 * * [progress]: iteration 1 / 4
0.037 * * * [progress]: picking best candidate
0.042 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.042 * * * [progress]: localizing error
0.058 * * * [progress]: generating rewritten candidates
0.058 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.061 * * * [progress]: generating series expansions
0.061 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.062 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.062 * [approximate]: Taking taylor expansion of (sqrt (fabs (- x y))) in (x y) around 0
0.062 * [taylor]: Taking taylor expansion of (sqrt (fabs (- x y))) in y
0.062 * [taylor]: Taking taylor expansion of (fabs (- x y)) in y
0.063 * [backup-simplify]: Simplify (fabs (- x y)) into (fabs (- x y))
0.063 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.064 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- x y))))) into 0
0.064 * [taylor]: Taking taylor expansion of (sqrt (fabs (- x y))) in x
0.064 * [taylor]: Taking taylor expansion of (fabs (- x y)) in x
0.064 * [backup-simplify]: Simplify (fabs (- x y)) into (fabs (- x y))
0.064 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.064 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- x y))))) into 0
0.064 * [taylor]: Taking taylor expansion of (sqrt (fabs (- x y))) in x
0.064 * [taylor]: Taking taylor expansion of (fabs (- x y)) in x
0.064 * [backup-simplify]: Simplify (fabs (- x y)) into (fabs (- x y))
0.064 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.065 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- x y))))) into 0
0.065 * [taylor]: Taking taylor expansion of (sqrt (fabs (- x y))) in y
0.065 * [taylor]: Taking taylor expansion of (fabs (- x y)) in y
0.065 * [backup-simplify]: Simplify (fabs (- x y)) into (fabs (- x y))
0.065 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.065 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- x y))))) into 0
0.065 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.065 * [taylor]: Taking taylor expansion of 0 in y
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- x y))))) into 0
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.067 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- x y))))) into 0
0.068 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (fabs (- x y))))) into 0
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.070 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.070 * [approximate]: Taking taylor expansion of (sqrt (fabs (- (/ 1 x) (/ 1 y)))) in (x y) around 0
0.070 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 x) (/ 1 y)))) in y
0.070 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
0.070 * [backup-simplify]: Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
0.070 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.071 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.071 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 x) (/ 1 y)))) in x
0.071 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
0.071 * [backup-simplify]: Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
0.071 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.071 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.071 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 x) (/ 1 y)))) in x
0.071 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
0.071 * [backup-simplify]: Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
0.071 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.072 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.072 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 x) (/ 1 y)))) in y
0.072 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
0.072 * [backup-simplify]: Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
0.072 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.072 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.072 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.072 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.074 * [taylor]: Taking taylor expansion of 0 in y
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.075 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.076 * [taylor]: Taking taylor expansion of 0 in y
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 (/ 1 x)) (/ 1 (/ 1 y))))) into (sqrt (fabs (- x y)))
0.076 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 (- x)) (/ 1 (- y))))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.076 * [approximate]: Taking taylor expansion of (sqrt (fabs (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.076 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 y) (/ 1 x)))) in y
0.076 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
0.076 * [backup-simplify]: Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
0.077 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 y) (/ 1 x)))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.077 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.077 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 y) (/ 1 x)))) in x
0.077 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
0.077 * [backup-simplify]: Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
0.077 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 y) (/ 1 x)))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.077 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.077 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 y) (/ 1 x)))) in x
0.077 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
0.078 * [backup-simplify]: Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
0.078 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 y) (/ 1 x)))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.078 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.078 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 y) (/ 1 x)))) in y
0.078 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
0.078 * [backup-simplify]: Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
0.078 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 y) (/ 1 x)))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.078 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.079 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 y) (/ 1 x)))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.079 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.080 * [taylor]: Taking taylor expansion of 0 in y
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.081 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.082 * [taylor]: Taking taylor expansion of 0 in y
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (sqrt (fabs (- x y)))
0.083 * * * [progress]: simplifying candidates
0.083 * * * * [progress]: [ 1 / 17 ] simplifiying candidate #<alt (λ (x y) (pow (fabs (- x y)) 1/2))>
0.083 * * * * [progress]: [ 2 / 17 ] simplifiying candidate #<alt (λ (x y) (pow (sqrt (fabs (- x y))) 1))>
0.083 * * * * [progress]: [ 3 / 17 ] simplifiying candidate #<alt (λ (x y) (exp (log (sqrt (fabs (- x y))))))>
0.083 * * * * [progress]: [ 4 / 17 ] simplifiying candidate #<alt (λ (x y) (log (exp (sqrt (fabs (- x y))))))>
0.083 * * * * [progress]: [ 5 / 17 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (sqrt (fabs (- x y)))) (cbrt (sqrt (fabs (- x y))))) (cbrt (sqrt (fabs (- x y))))))>
0.083 * * * * [progress]: [ 6 / 17 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (sqrt (fabs (- x y))) (sqrt (fabs (- x y)))) (sqrt (fabs (- x y))))))>
0.083 * * * * [progress]: [ 7 / 17 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (* (cbrt (fabs (- x y))) (cbrt (fabs (- x y))))) (sqrt (cbrt (fabs (- x y))))))>
0.083 * * * * [progress]: [ 8 / 17 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (sqrt (fabs (- x y)))) (sqrt (sqrt (fabs (- x y))))))>
0.083 * * * * [progress]: [ 9 / 17 ] simplifiying candidate #<alt (λ (x y) (* (sqrt 1) (sqrt (fabs (- x y)))))>
0.083 * * * * [progress]: [ 10 / 17 ] simplifiying candidate #<alt (λ (x y) (pow (fabs (- x y)) (/ 1 2)))>
0.083 * * * * [progress]: [ 11 / 17 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (sqrt (fabs (- x y)))) (sqrt (sqrt (fabs (- x y))))))>
0.083 * * * * [progress]: [ 12 / 17 ] simplifiying candidate #<alt (λ (x y) (fabs (sqrt (fabs (- x y)))))>
0.083 * * * * [progress]: [ 13 / 17 ] simplifiying candidate #<alt (λ (x y) (* 1 (sqrt (fabs (- x y)))))>
0.083 * * * * [progress]: [ 14 / 17 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (sqrt (fabs (- x y))))))>
0.083 * * * * [progress]: [ 15 / 17 ] simplifiying candidate #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.083 * * * * [progress]: [ 16 / 17 ] simplifiying candidate #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.084 * * * * [progress]: [ 17 / 17 ] simplifiying candidate #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.084 * [simplify]: Simplifying:
  (log (sqrt (fabs (- x y))))
  (exp (sqrt (fabs (- x y))))
  (* (cbrt (sqrt (fabs (- x y)))) (cbrt (sqrt (fabs (- x y)))))
  (cbrt (sqrt (fabs (- x y))))
  (* (* (sqrt (fabs (- x y))) (sqrt (fabs (- x y)))) (sqrt (fabs (- x y))))
  (sqrt (* (cbrt (fabs (- x y))) (cbrt (fabs (- x y)))))
  (sqrt (cbrt (fabs (- x y))))
  (sqrt (sqrt (fabs (- x y))))
  (sqrt (sqrt (fabs (- x y))))
  (sqrt 1)
  (sqrt (fabs (- x y)))
  (/ 1 2)
  (sqrt (sqrt (fabs (- x y))))
  (sqrt (sqrt (fabs (- x y))))
  (real->posit16 (sqrt (fabs (- x y))))
  (sqrt (fabs (- x y)))
  (sqrt (fabs (- x y)))
  (sqrt (fabs (- x y)))
0.084 * * [simplify]: iteration 0: 21 enodes
0.089 * * [simplify]: iteration 1: 28 enodes
0.098 * * [simplify]: iteration 2: 32 enodes
0.103 * * [simplify]: iteration 3: 36 enodes
0.109 * * [simplify]: iteration 4: 44 enodes
0.116 * * [simplify]: iteration 5: 56 enodes
0.134 * * [simplify]: iteration 6: 113 enodes
0.155 * * [simplify]: iteration 7: 188 enodes
0.195 * * [simplify]: iteration 8: 388 enodes
0.513 * * [simplify]: iteration 9: 1121 enodes
2.507 * * [simplify]: iteration complete: 5000 enodes
2.507 * * [simplify]: Extracting #0: cost 12 inf + 0
2.507 * * [simplify]: Extracting #1: cost 213 inf + 2
2.511 * * [simplify]: Extracting #2: cost 1235 inf + 5
2.517 * * [simplify]: Extracting #3: cost 1282 inf + 99
2.522 * * [simplify]: Extracting #4: cost 1291 inf + 352
2.532 * * [simplify]: Extracting #5: cost 1261 inf + 1932
2.539 * * [simplify]: Extracting #6: cost 1217 inf + 21225
2.577 * * [simplify]: Extracting #7: cost 748 inf + 463314
2.747 * * [simplify]: Extracting #8: cost 66 inf + 1191162
2.903 * * [simplify]: Extracting #9: cost 0 inf + 1249159
3.029 * * [simplify]: Extracting #10: cost 0 inf + 1247351
3.244 * [simplify]: Simplified to:
  (log (sqrt (fabs (- x y))))
  (exp (sqrt (fabs (- x y))))
  (* (cbrt (sqrt (fabs (- x y)))) (cbrt (sqrt (fabs (- x y)))))
  (cbrt (sqrt (fabs (- x y))))
  (* (sqrt (fabs (- x y))) (fabs (- x y)))
  (fabs (cbrt (fabs (- x y))))
  (sqrt (cbrt (fabs (- x y))))
  (sqrt (sqrt (fabs (- x y))))
  (sqrt (sqrt (fabs (- x y))))
  1
  (sqrt (fabs (- x y)))
  1/2
  (sqrt (sqrt (fabs (- x y))))
  (sqrt (sqrt (fabs (- x y))))
  (real->posit16 (sqrt (fabs (- x y))))
  (sqrt (fabs (- x y)))
  (sqrt (fabs (- x y)))
  (sqrt (fabs (- x y)))
3.245 * * * [progress]: adding candidates to table
3.316 * [progress]: [Phase 3 of 3] Extracting.
3.319 * [simplify]: Simplifying:
  (sqrt (fabs (- x y)))
3.319 * * [simplify]: iteration 0: 5 enodes
3.319 * * [simplify]: iteration complete: 5 enodes
3.319 * * [simplify]: Extracting #0: cost 1 inf + 0
3.319 * * [simplify]: Extracting #1: cost 2 inf + 0
3.319 * * [simplify]: Extracting #2: cost 3 inf + 0
3.319 * * [simplify]: Extracting #3: cost 5 inf + 0
3.319 * * [simplify]: Extracting #4: cost 3 inf + 2
3.319 * * [simplify]: Extracting #5: cost 0 inf + 248
3.319 * [simplify]: Simplified to:
  (sqrt (fabs (- x y)))
4.018 * [regime-testing]: Baseline error score: 0.006250781347668459
4.022 * [regime-testing]: Oracle error score: 0.006250781347668459
4.022 * [regime-testing]: End program error score: 0.006250781347668459