0.001 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.001 * * * * [points]: Sampling 256 additional inputs, on iter 0 have 0 / 256
0.002 * * * * [points]: Computing exacts on every 16 of 256 points to ramp up precision
0.003 * * * * [points]: Setting MPFR precision to 64
0.004 * * * * [points]: Setting MPFR precision to 320
0.005 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision
0.006 * * * * [points]: Setting MPFR precision to 64
0.008 * * * * [points]: Setting MPFR precision to 320
0.010 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.012 * * * * [points]: Setting MPFR precision to 64
0.017 * * * * [points]: Setting MPFR precision to 320
0.020 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.023 * * * * [points]: Setting MPFR precision to 64
0.029 * * * * [points]: Setting MPFR precision to 320
0.036 * * * * [points]: Computing exacts for 256 points
0.038 * * * * [points]: Setting MPFR precision to 64
0.058 * * * * [points]: Setting MPFR precision to 320
0.080 * * * * [points]: Filtering points with unrepresentable outputs
0.081 * * * * [points]: Sampled 256 points with exact outputs
0.081 * * * [progress]: [2/2] Setting up program.
0.095 * [progress]: [Phase 2 of 3] Improving.
0.095 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.095 * [simplify]: Simplifying (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.095 * * [simplify]: iters left: 4 (7 enodes)
0.098 * * [simplify]: iters left: 3 (20 enodes)
0.105 * * [simplify]: iters left: 2 (32 enodes)
0.116 * * [simplify]: iters left: 1 (92 enodes)
0.175 * * [simplify]: Extracting #0: cost 1 inf + 0
0.176 * * [simplify]: Extracting #1: cost 13 inf + 0
0.176 * * [simplify]: Extracting #2: cost 67 inf + 0
0.176 * * [simplify]: Extracting #3: cost 111 inf + 723
0.178 * * [simplify]: Extracting #4: cost 94 inf + 7692
0.183 * * [simplify]: Extracting #5: cost 25 inf + 47669
0.192 * * [simplify]: Extracting #6: cost 0 inf + 67124
0.201 * [simplify]: Simplified to (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.201 * [simplify]: Simplified (2) to (λ (x) (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.216 * * [progress]: iteration 1 / 4
0.216 * * * [progress]: picking best candidate
0.230 * * * * [pick]: Picked  #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.230 * * * [progress]: localizing error
0.326 * * * [progress]: generating rewritten candidates
0.327 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.328 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.328 * * * [progress]: generating series expansions
0.328 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.328 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.329 * * * [progress]: simplifying candidates
0.329 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (neg.p16 (sqrt.p16 x))))>
0.329 * [simplify]: Simplifying (neg.p16 (sqrt.p16 x))
0.329 * * [simplify]: iters left: 2 (3 enodes)
0.329 * * [simplify]: iters left: 1 (5 enodes)
0.330 * * [simplify]: Extracting #0: cost 1 inf + 0
0.330 * * [simplify]: Extracting #1: cost 2 inf + 0
0.330 * * [simplify]: Extracting #2: cost 3 inf + 0
0.330 * * [simplify]: Extracting #3: cost 2 inf + 1
0.330 * * [simplify]: Extracting #4: cost 0 inf + 163
0.330 * [simplify]: Simplified to (neg.p16 (sqrt.p16 x))
0.330 * [simplify]: Simplified (2 2) to (λ (x) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (neg.p16 (sqrt.p16 x))))
0.330 * * * * [progress]: [ 2 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (-.p16 (*.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 (+.p16 x (real->posit16 1)))) (*.p16 (sqrt.p16 x) (sqrt.p16 x))) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.330 * [simplify]: Simplifying (-.p16 (*.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 (+.p16 x (real->posit16 1)))) (*.p16 (sqrt.p16 x) (sqrt.p16 x)))
0.330 * * [simplify]: iters left: 5 (9 enodes)
0.333 * * [simplify]: iters left: 4 (25 enodes)
0.337 * * [simplify]: iters left: 3 (72 enodes)
0.353 * * [simplify]: iters left: 2 (218 enodes)
0.439 * * [simplify]: Extracting #0: cost 1 inf + 0
0.439 * * [simplify]: Extracting #1: cost 39 inf + 0
0.439 * * [simplify]: Extracting #2: cost 204 inf + 164
0.441 * * [simplify]: Extracting #3: cost 285 inf + 6574
0.445 * * [simplify]: Extracting #4: cost 189 inf + 79005
0.458 * * [simplify]: Extracting #5: cost 80 inf + 190343
0.473 * * [simplify]: Extracting #6: cost 9 inf + 254247
0.490 * * [simplify]: Extracting #7: cost 0 inf + 264985
0.508 * [simplify]: Simplified to (real->posit16 1)
0.508 * [simplify]: Simplified (2 1) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))
0.508 * [simplify]: Simplifying (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.508 * * [simplify]: iters left: 4 (7 enodes)
0.512 * * [simplify]: iters left: 3 (14 enodes)
0.516 * * [simplify]: iters left: 2 (16 enodes)
0.521 * * [simplify]: Extracting #0: cost 1 inf + 0
0.521 * * [simplify]: Extracting #1: cost 3 inf + 0
0.521 * * [simplify]: Extracting #2: cost 5 inf + 0
0.521 * * [simplify]: Extracting #3: cost 5 inf + 1
0.521 * * [simplify]: Extracting #4: cost 5 inf + 42
0.521 * * [simplify]: Extracting #5: cost 0 inf + 330
0.522 * [simplify]: Simplified to (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.522 * [simplify]: Simplified (2 2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.522 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.522 * [simplify]: Simplifying (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.522 * * [simplify]: iters left: 4 (7 enodes)
0.525 * * [simplify]: iters left: 3 (20 enodes)
0.532 * * [simplify]: iters left: 2 (32 enodes)
0.544 * * [simplify]: iters left: 1 (92 enodes)
0.591 * * [simplify]: Extracting #0: cost 1 inf + 0
0.592 * * [simplify]: Extracting #1: cost 13 inf + 0
0.592 * * [simplify]: Extracting #2: cost 67 inf + 0
0.592 * * [simplify]: Extracting #3: cost 111 inf + 723
0.594 * * [simplify]: Extracting #4: cost 94 inf + 7692
0.599 * * [simplify]: Extracting #5: cost 25 inf + 47669
0.608 * * [simplify]: Extracting #6: cost 0 inf + 67124
0.617 * [simplify]: Simplified to (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.617 * [simplify]: Simplified (2) to (λ (x) (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.617 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.618 * [simplify]: Simplifying (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.618 * * [simplify]: iters left: 4 (7 enodes)
0.621 * * [simplify]: iters left: 3 (20 enodes)
0.629 * * [simplify]: iters left: 2 (32 enodes)
0.640 * * [simplify]: iters left: 1 (92 enodes)
0.665 * * [simplify]: Extracting #0: cost 1 inf + 0
0.665 * * [simplify]: Extracting #1: cost 13 inf + 0
0.665 * * [simplify]: Extracting #2: cost 67 inf + 0
0.665 * * [simplify]: Extracting #3: cost 111 inf + 723
0.666 * * [simplify]: Extracting #4: cost 94 inf + 7692
0.669 * * [simplify]: Extracting #5: cost 25 inf + 47669
0.676 * * [simplify]: Extracting #6: cost 0 inf + 67124
0.681 * [simplify]: Simplified to (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.681 * [simplify]: Simplified (2) to (λ (x) (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.681 * * * [progress]: adding candidates to table
0.741 * * [progress]: iteration 2 / 4
0.741 * * * [progress]: picking best candidate
0.749 * * * * [pick]: Picked  #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.749 * * * [progress]: localizing error
0.859 * * * [progress]: generating rewritten candidates
0.859 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.861 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.864 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 1)
0.864 * * * [progress]: generating series expansions
0.864 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.864 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.864 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 1)
0.864 * * * [progress]: simplifying candidates
0.864 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 x) (sqrt.p16 (+.p16 x (real->posit16 1))))))>
0.864 * * * * [progress]: [ 2 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.864 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.864 * * [simplify]: iters left: 5 (8 enodes)
0.866 * * [simplify]: iters left: 4 (15 enodes)
0.869 * * [simplify]: iters left: 3 (17 enodes)
0.872 * * [simplify]: Extracting #0: cost 1 inf + 0
0.872 * * [simplify]: Extracting #1: cost 3 inf + 0
0.872 * * [simplify]: Extracting #2: cost 6 inf + 0
0.872 * * [simplify]: Extracting #3: cost 7 inf + 1
0.872 * * [simplify]: Extracting #4: cost 0 inf + 932
0.872 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.872 * [simplify]: Simplified (2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.872 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.872 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.872 * * [simplify]: iters left: 5 (8 enodes)
0.874 * * [simplify]: iters left: 4 (15 enodes)
0.877 * * [simplify]: iters left: 3 (17 enodes)
0.880 * * [simplify]: Extracting #0: cost 1 inf + 0
0.880 * * [simplify]: Extracting #1: cost 3 inf + 0
0.880 * * [simplify]: Extracting #2: cost 6 inf + 0
0.880 * * [simplify]: Extracting #3: cost 7 inf + 1
0.880 * * [simplify]: Extracting #4: cost 0 inf + 932
0.880 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.880 * [simplify]: Simplified (2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.880 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.880 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.880 * * [simplify]: iters left: 5 (8 enodes)
0.882 * * [simplify]: iters left: 4 (15 enodes)
0.885 * * [simplify]: iters left: 3 (17 enodes)
0.887 * * [simplify]: Extracting #0: cost 1 inf + 0
0.887 * * [simplify]: Extracting #1: cost 3 inf + 0
0.887 * * [simplify]: Extracting #2: cost 6 inf + 0
0.887 * * [simplify]: Extracting #3: cost 7 inf + 1
0.887 * * [simplify]: Extracting #4: cost 0 inf + 932
0.888 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.888 * [simplify]: Simplified (2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.888 * * * [progress]: adding candidates to table
0.937 * [progress]: [Phase 3 of 3] Extracting.
0.938 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))> #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>)
0.938 * * * [regime-changes]: Trying 1 branch expressions: (x)
0.938 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))> #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>)
0.984 * * * [regime]: Found split indices: #<option (#s(si 0 256))>
0.984 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.984 * * [simplify]: iters left: 5 (8 enodes)
0.985 * * [simplify]: iters left: 4 (10 enodes)
0.986 * * [simplify]: Extracting #0: cost 1 inf + 0
0.986 * * [simplify]: Extracting #1: cost 3 inf + 0
0.986 * * [simplify]: Extracting #2: cost 6 inf + 0
0.986 * * [simplify]: Extracting #3: cost 7 inf + 1
0.986 * * [simplify]: Extracting #4: cost 0 inf + 932
0.986 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.986 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
0.998 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
0.999 * * * * [points]: Setting MPFR precision to 64
1.000 * * * * [points]: Setting MPFR precision to 320
1.001 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
1.003 * * * * [points]: Setting MPFR precision to 64
1.004 * * * * [points]: Setting MPFR precision to 320
1.006 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
1.007 * * * * [points]: Setting MPFR precision to 64
1.011 * * * * [points]: Setting MPFR precision to 320
1.014 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
1.015 * * * * [points]: Setting MPFR precision to 64
1.021 * * * * [points]: Setting MPFR precision to 320
1.027 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
1.037 * * * * [points]: Setting MPFR precision to 64
1.049 * * * * [points]: Setting MPFR precision to 320
1.061 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
1.062 * * * * [points]: Setting MPFR precision to 64
1.085 * * * * [points]: Setting MPFR precision to 320
1.109 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
1.110 * * * * [points]: Setting MPFR precision to 64
1.155 * * * * [points]: Setting MPFR precision to 320
1.232 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
1.234 * * * * [points]: Setting MPFR precision to 64
1.321 * * * * [points]: Setting MPFR precision to 320
1.451 * * * * [points]: Computing exacts for 8000 points
1.452 * * * * [points]: Setting MPFR precision to 64
1.986 * * * * [points]: Setting MPFR precision to 320
2.703 * * * * [points]: Filtering points with unrepresentable outputs
2.724 * * * * [points]: Sampled 8000 points with exact outputs
4.275 * [regime-testing]: Baseline error score: 64.0
4.282 * [regime-testing]: Oracle error score: 64.0
4.295 * [regime-testing]: End program error score: 0.18692481250360568