23.622 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.025 * [progress]: [Phase 2 of 3] Improving.
0.025 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.025 * [simplify]: Simplifying:
  (sqrt (fabs (- x y)))
0.025 * * [simplify]: iteration 0: 5 enodes
0.028 * * [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
0.035 * * [simplify]: Extracting #4: cost 3 inf + 43
0.035 * * [simplify]: Extracting #5: cost 0 inf + 289
0.035 * [simplify]: Simplified to:
  (sqrt (fabs (- x y)))
0.037 * * [progress]: iteration 1 / 4
0.037 * * * [progress]: picking best candidate
0.045 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.045 * * * [progress]: localizing error
0.057 * * * [progress]: generating rewritten candidates
0.057 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.060 * * * [progress]: generating series expansions
0.060 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.060 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.060 * [approximate]: Taking taylor expansion of (sqrt (fabs (- x y))) in (x y) around 0
0.060 * [taylor]: Taking taylor expansion of (sqrt (fabs (- x y))) in y
0.060 * [taylor]: Taking taylor expansion of (fabs (- x y)) in y
0.061 * [backup-simplify]: Simplify (fabs (- x y)) into (fabs (- x y))
0.061 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.061 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- x y))))) into 0
0.061 * [taylor]: Taking taylor expansion of (sqrt (fabs (- x y))) in x
0.061 * [taylor]: Taking taylor expansion of (fabs (- x y)) in x
0.062 * [backup-simplify]: Simplify (fabs (- x y)) into (fabs (- x y))
0.062 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.062 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- x y))))) into 0
0.062 * [taylor]: Taking taylor expansion of (sqrt (fabs (- x y))) in x
0.062 * [taylor]: Taking taylor expansion of (fabs (- x y)) in x
0.062 * [backup-simplify]: Simplify (fabs (- x y)) into (fabs (- x y))
0.062 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.063 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- x y))))) into 0
0.063 * [taylor]: Taking taylor expansion of (sqrt (fabs (- x y))) in y
0.063 * [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)))
0.063 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- x y))))) into 0
0.064 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.064 * [taylor]: Taking taylor expansion of 0 in y
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- x y))))) into 0
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
0.066 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- x y))))) into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 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
0.067 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify (sqrt (fabs (- x y))) into (sqrt (fabs (- x y)))
0.067 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.067 * [approximate]: Taking taylor expansion of (sqrt (fabs (- (/ 1 x) (/ 1 y)))) in (x y) around 0
0.067 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 x) (/ 1 y)))) in y
0.067 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
0.067 * [backup-simplify]: Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
0.068 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.068 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.068 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 x) (/ 1 y)))) in x
0.068 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
0.068 * [backup-simplify]: Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
0.069 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.069 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.069 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 x) (/ 1 y)))) in x
0.069 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
0.069 * [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))))
0.070 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 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)))
0.071 * [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 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 x) (/ 1 y)))) into (sqrt (fabs (- (/ 1 x) (/ 1 y))))
0.071 * [taylor]: Taking taylor expansion of 0 in y
0.071 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.072 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- (/ 1 x) (/ 1 y)))))) into 0
0.073 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 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 (sqrt (fabs (- (/ 1 (/ 1 x)) (/ 1 (/ 1 y))))) into (sqrt (fabs (- x y)))
0.075 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 (- x)) (/ 1 (- y))))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.075 * [approximate]: Taking taylor expansion of (sqrt (fabs (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.075 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 y) (/ 1 x)))) in y
0.075 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
0.075 * [backup-simplify]: Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
0.075 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 y) (/ 1 x)))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.076 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.076 * [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)))
0.078 * [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 x
0.078 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
0.079 * [backup-simplify]: Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
0.079 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 y) (/ 1 x)))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.080 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.080 * [taylor]: Taking taylor expansion of (sqrt (fabs (- (/ 1 y) (/ 1 x)))) in y
0.080 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
0.081 * [backup-simplify]: Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
0.081 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 y) (/ 1 x)))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.082 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.083 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 y) (/ 1 x)))) into (sqrt (fabs (- (/ 1 y) (/ 1 x))))
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.085 * [taylor]: Taking taylor expansion of 0 in y
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.086 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (fabs (- (/ 1 y) (/ 1 x)))))) into 0
0.088 * [taylor]: Taking taylor expansion of 0 in y
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify (sqrt (fabs (- (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (sqrt (fabs (- x y)))
0.089 * * * [progress]: simplifying candidates
0.089 * * * * [progress]: [ 1 / 19 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (sqrt (fabs (- x y))))))>
0.089 * * * * [progress]: [ 2 / 19 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (sqrt (fabs (- x y))))))>
0.089 * * * * [progress]: [ 3 / 19 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (sqrt (fabs (- x y))))))>
0.089 * * * * [progress]: [ 4 / 19 ] simplifiying candidate #<alt (λ (x y) (pow (fabs (- x y)) 1/2))>
0.089 * * * * [progress]: [ 5 / 19 ] simplifiying candidate #<alt (λ (x y) (pow (sqrt (fabs (- x y))) 1))>
0.089 * * * * [progress]: [ 6 / 19 ] simplifiying candidate #<alt (λ (x y) (exp (log (sqrt (fabs (- x y))))))>
0.089 * * * * [progress]: [ 7 / 19 ] simplifiying candidate #<alt (λ (x y) (log (exp (sqrt (fabs (- x y))))))>
0.089 * * * * [progress]: [ 8 / 19 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (sqrt (fabs (- x y)))) (cbrt (sqrt (fabs (- x y))))) (cbrt (sqrt (fabs (- x y))))))>
0.089 * * * * [progress]: [ 9 / 19 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (sqrt (fabs (- x y))) (sqrt (fabs (- x y)))) (sqrt (fabs (- x y))))))>
0.089 * * * * [progress]: [ 10 / 19 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (* (cbrt (fabs (- x y))) (cbrt (fabs (- x y))))) (sqrt (cbrt (fabs (- x y))))))>
0.089 * * * * [progress]: [ 11 / 19 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (sqrt (fabs (- x y)))) (sqrt (sqrt (fabs (- x y))))))>
0.090 * * * * [progress]: [ 12 / 19 ] simplifiying candidate #<alt (λ (x y) (* (sqrt 1) (sqrt (fabs (- x y)))))>
0.090 * * * * [progress]: [ 13 / 19 ] simplifiying candidate #<alt (λ (x y) (pow (fabs (- x y)) (/ 1 2)))>
0.090 * * * * [progress]: [ 14 / 19 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (sqrt (fabs (- x y)))) (sqrt (sqrt (fabs (- x y))))))>
0.090 * * * * [progress]: [ 15 / 19 ] simplifiying candidate #<alt (λ (x y) (fabs (sqrt (fabs (- x y)))))>
0.090 * * * * [progress]: [ 16 / 19 ] simplifiying candidate #<alt (λ (x y) (* 1 (sqrt (fabs (- x y)))))>
0.090 * * * * [progress]: [ 17 / 19 ] simplifiying candidate #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.090 * * * * [progress]: [ 18 / 19 ] simplifiying candidate #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.090 * * * * [progress]: [ 19 / 19 ] simplifiying candidate #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.090 * [simplify]: Simplifying:
  (real->posit16 (sqrt (fabs (- x y))))
  (expm1 (sqrt (fabs (- x y))))
  (log1p (sqrt (fabs (- x y))))
  (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))))
  (sqrt (fabs (- x y)))
  (sqrt (fabs (- x y)))
  (sqrt (fabs (- x y)))
0.091 * * [simplify]: iteration 0: 23 enodes
0.117 * * [simplify]: iteration 1: 30 enodes
0.144 * * [simplify]: iteration 2: 34 enodes
0.179 * * [simplify]: iteration 3: 38 enodes
0.215 * * [simplify]: iteration 4: 46 enodes
0.255 * * [simplify]: iteration 5: 65 enodes
0.289 * * [simplify]: iteration 6: 99 enodes
0.348 * * [simplify]: iteration 7: 170 enodes
0.505 * * [simplify]: iteration 8: 392 enodes
1.355 * * [simplify]: iteration 9: 1269 enodes
4.530 * * [simplify]: iteration complete: 5000 enodes
4.530 * * [simplify]: Extracting #0: cost 14 inf + 0
4.530 * * [simplify]: Extracting #1: cost 172 inf + 2
4.533 * * [simplify]: Extracting #2: cost 1203 inf + 5
4.538 * * [simplify]: Extracting #3: cost 1395 inf + 183
4.548 * * [simplify]: Extracting #4: cost 1432 inf + 731
4.559 * * [simplify]: Extracting #5: cost 1357 inf + 3881
4.570 * * [simplify]: Extracting #6: cost 1354 inf + 4327
4.587 * * [simplify]: Extracting #7: cost 1253 inf + 51518
4.682 * * [simplify]: Extracting #8: cost 652 inf + 628025
4.857 * * [simplify]: Extracting #9: cost 55 inf + 1239652
5.103 * * [simplify]: Extracting #10: cost 1 inf + 1286123
5.252 * * [simplify]: Extracting #11: cost 0 inf + 1287208
5.480 * [simplify]: Simplified to:
  (real->posit16 (sqrt (fabs (- x y))))
  (expm1 (sqrt (fabs (- x y))))
  (log1p (sqrt (fabs (- x y))))
  (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))))
  (sqrt (fabs (- x y)))
  (sqrt (fabs (- x y)))
  (sqrt (fabs (- x y)))
5.480 * * * [progress]: adding candidates to table
5.691 * [progress]: [Phase 3 of 3] Extracting.
5.706 * [simplify]: Simplifying:
  (sqrt (fabs (- x y)))
5.706 * * [simplify]: iteration 0: 5 enodes
5.707 * * [simplify]: iteration complete: 5 enodes
5.707 * * [simplify]: Extracting #0: cost 1 inf + 0
5.707 * * [simplify]: Extracting #1: cost 2 inf + 0
5.707 * * [simplify]: Extracting #2: cost 3 inf + 0
5.707 * * [simplify]: Extracting #3: cost 5 inf + 0
5.707 * * [simplify]: Extracting #4: cost 3 inf + 2
5.707 * * [simplify]: Extracting #5: cost 0 inf + 248
5.707 * [simplify]: Simplified to:
  (sqrt (fabs (- x y)))
7.327 * [regime-testing]: Baseline error score: 0.006250781347668459
7.357 * [regime-testing]: Oracle error score: 0.006250781347668459
7.357 * [regime-testing]: End program error score: 0.006250781347668459