0.002 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.003 * * * * [points]: Sampling 256 additional inputs, on iter 0 have 0 / 256
0.003 * * * * [points]: Computing exacts on every 16 of 256 points to ramp up precision
0.005 * * * * [points]: Setting MPFR precision to 64
0.007 * * * * [points]: Setting MPFR precision to 320
0.008 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision
0.011 * * * * [points]: Setting MPFR precision to 64
0.013 * * * * [points]: Setting MPFR precision to 320
0.015 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.018 * * * * [points]: Setting MPFR precision to 64
0.022 * * * * [points]: Setting MPFR precision to 320
0.027 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.029 * * * * [points]: Setting MPFR precision to 64
0.033 * * * * [points]: Setting MPFR precision to 320
0.036 * * * * [points]: Computing exacts for 256 points
0.038 * * * * [points]: Setting MPFR precision to 64
0.049 * * * * [points]: Setting MPFR precision to 320
0.060 * * * * [points]: Filtering points with unrepresentable outputs
0.061 * * * * [points]: Sampled 256 points with exact outputs
0.061 * * * [progress]: [2/2] Setting up program.
0.074 * [progress]: [Phase 2 of 3] Improving.
0.074 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.074 * [simplify]: Simplifying (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.074 * * [simplify]: iters left: 4 (7 enodes)
0.078 * * [simplify]: iters left: 3 (20 enodes)
0.086 * * [simplify]: iters left: 2 (32 enodes)
0.099 * * [simplify]: iters left: 1 (92 enodes)
0.136 * * [simplify]: Extracting #0: cost 1 inf + 0
0.136 * * [simplify]: Extracting #1: cost 13 inf + 0
0.137 * * [simplify]: Extracting #2: cost 67 inf + 0
0.137 * * [simplify]: Extracting #3: cost 111 inf + 723
0.138 * * [simplify]: Extracting #4: cost 94 inf + 7692
0.141 * * [simplify]: Extracting #5: cost 25 inf + 47669
0.145 * * [simplify]: Extracting #6: cost 0 inf + 67124
0.150 * [simplify]: Simplified to (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.150 * [simplify]: Simplified (2) to (λ (x) (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.159 * * [progress]: iteration 1 / 4
0.160 * * * [progress]: picking best candidate
0.168 * * * * [pick]: Picked  #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.169 * * * [progress]: localizing error
0.334 * * * [progress]: generating rewritten candidates
0.334 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.338 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.338 * * * [progress]: generating series expansions
0.338 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.338 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.338 * * * [progress]: simplifying candidates
0.338 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (neg.p16 (sqrt.p16 x))))>
0.339 * [simplify]: Simplifying (neg.p16 (sqrt.p16 x))
0.339 * * [simplify]: iters left: 2 (3 enodes)
0.340 * * [simplify]: iters left: 1 (5 enodes)
0.341 * * [simplify]: Extracting #0: cost 1 inf + 0
0.341 * * [simplify]: Extracting #1: cost 2 inf + 0
0.341 * * [simplify]: Extracting #2: cost 3 inf + 0
0.341 * * [simplify]: Extracting #3: cost 2 inf + 1
0.341 * * [simplify]: Extracting #4: cost 0 inf + 163
0.341 * [simplify]: Simplified to (neg.p16 (sqrt.p16 x))
0.341 * [simplify]: Simplified (2 2) to (λ (x) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (neg.p16 (sqrt.p16 x))))
0.341 * * * * [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))))>
0.342 * [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)))
0.342 * * [simplify]: iters left: 5 (9 enodes)
0.345 * * [simplify]: iters left: 4 (25 enodes)
0.350 * * [simplify]: iters left: 3 (72 enodes)
0.367 * * [simplify]: iters left: 2 (218 enodes)
0.467 * * [simplify]: Extracting #0: cost 1 inf + 0
0.467 * * [simplify]: Extracting #1: cost 39 inf + 0
0.467 * * [simplify]: Extracting #2: cost 204 inf + 164
0.469 * * [simplify]: Extracting #3: cost 285 inf + 6574
0.473 * * [simplify]: Extracting #4: cost 189 inf + 79005
0.486 * * [simplify]: Extracting #5: cost 80 inf + 190343
0.505 * * [simplify]: Extracting #6: cost 9 inf + 254247
0.523 * * [simplify]: Extracting #7: cost 0 inf + 264985
0.541 * [simplify]: Simplified to (real->posit16 1)
0.541 * [simplify]: Simplified (2 1) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))
0.541 * [simplify]: Simplifying (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.541 * * [simplify]: iters left: 4 (7 enodes)
0.543 * * [simplify]: iters left: 3 (14 enodes)
0.546 * * [simplify]: iters left: 2 (16 enodes)
0.551 * * [simplify]: Extracting #0: cost 1 inf + 0
0.551 * * [simplify]: Extracting #1: cost 3 inf + 0
0.551 * * [simplify]: Extracting #2: cost 5 inf + 0
0.551 * * [simplify]: Extracting #3: cost 5 inf + 1
0.551 * * [simplify]: Extracting #4: cost 5 inf + 42
0.551 * * [simplify]: Extracting #5: cost 0 inf + 330
0.551 * [simplify]: Simplified to (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.551 * [simplify]: Simplified (2 2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.552 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.552 * [simplify]: Simplifying (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.552 * * [simplify]: iters left: 4 (7 enodes)
0.556 * * [simplify]: iters left: 3 (20 enodes)
0.563 * * [simplify]: iters left: 2 (32 enodes)
0.573 * * [simplify]: iters left: 1 (92 enodes)
0.611 * * [simplify]: Extracting #0: cost 1 inf + 0
0.611 * * [simplify]: Extracting #1: cost 13 inf + 0
0.611 * * [simplify]: Extracting #2: cost 67 inf + 0
0.611 * * [simplify]: Extracting #3: cost 111 inf + 723
0.613 * * [simplify]: Extracting #4: cost 94 inf + 7692
0.617 * * [simplify]: Extracting #5: cost 25 inf + 47669
0.625 * * [simplify]: Extracting #6: cost 0 inf + 67124
0.629 * [simplify]: Simplified to (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.630 * [simplify]: Simplified (2) to (λ (x) (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.630 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.630 * [simplify]: Simplifying (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.630 * * [simplify]: iters left: 4 (7 enodes)
0.632 * * [simplify]: iters left: 3 (20 enodes)
0.635 * * [simplify]: iters left: 2 (32 enodes)
0.641 * * [simplify]: iters left: 1 (92 enodes)
0.671 * * [simplify]: Extracting #0: cost 1 inf + 0
0.671 * * [simplify]: Extracting #1: cost 13 inf + 0
0.671 * * [simplify]: Extracting #2: cost 67 inf + 0
0.671 * * [simplify]: Extracting #3: cost 111 inf + 723
0.672 * * [simplify]: Extracting #4: cost 94 inf + 7692
0.678 * * [simplify]: Extracting #5: cost 25 inf + 47669
0.687 * * [simplify]: Extracting #6: cost 0 inf + 67124
0.695 * [simplify]: Simplified to (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.695 * [simplify]: Simplified (2) to (λ (x) (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.696 * * * [progress]: adding candidates to table
0.793 * * [progress]: iteration 2 / 4
0.793 * * * [progress]: picking best candidate
0.802 * * * * [pick]: Picked  #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.802 * * * [progress]: localizing error
0.907 * * * [progress]: generating rewritten candidates
0.907 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.911 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.915 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 1)
0.916 * * * [progress]: generating series expansions
0.916 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.916 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.916 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 1)
0.916 * * * [progress]: simplifying candidates
0.916 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 x) (sqrt.p16 (+.p16 x (real->posit16 1))))))>
0.916 * * * * [progress]: [ 2 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.916 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.916 * * [simplify]: iters left: 5 (8 enodes)
0.918 * * [simplify]: iters left: 4 (15 enodes)
0.921 * * [simplify]: iters left: 3 (17 enodes)
0.924 * * [simplify]: Extracting #0: cost 1 inf + 0
0.924 * * [simplify]: Extracting #1: cost 3 inf + 0
0.924 * * [simplify]: Extracting #2: cost 6 inf + 0
0.924 * * [simplify]: Extracting #3: cost 7 inf + 1
0.924 * * [simplify]: Extracting #4: cost 0 inf + 932
0.924 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.924 * [simplify]: Simplified (2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.924 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.924 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.924 * * [simplify]: iters left: 5 (8 enodes)
0.926 * * [simplify]: iters left: 4 (15 enodes)
0.929 * * [simplify]: iters left: 3 (17 enodes)
0.932 * * [simplify]: Extracting #0: cost 1 inf + 0
0.932 * * [simplify]: Extracting #1: cost 3 inf + 0
0.932 * * [simplify]: Extracting #2: cost 6 inf + 0
0.932 * * [simplify]: Extracting #3: cost 7 inf + 1
0.932 * * [simplify]: Extracting #4: cost 0 inf + 932
0.932 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.932 * [simplify]: Simplified (2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.932 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.932 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.932 * * [simplify]: iters left: 5 (8 enodes)
0.934 * * [simplify]: iters left: 4 (15 enodes)
0.937 * * [simplify]: iters left: 3 (17 enodes)
0.940 * * [simplify]: Extracting #0: cost 1 inf + 0
0.940 * * [simplify]: Extracting #1: cost 3 inf + 0
0.940 * * [simplify]: Extracting #2: cost 6 inf + 0
0.940 * * [simplify]: Extracting #3: cost 7 inf + 1
0.940 * * [simplify]: Extracting #4: cost 0 inf + 932
0.940 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.940 * [simplify]: Simplified (2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.940 * * * [progress]: adding candidates to table
0.986 * [progress]: [Phase 3 of 3] Extracting.
0.986 * * [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)))>)
0.986 * * * [regime-changes]: Trying 1 branch expressions: (x)
0.986 * * * * [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)))>)
1.035 * * * [regime]: Found split indices: #<option (#s(si 0 256))>
1.035 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
1.035 * * [simplify]: iters left: 5 (8 enodes)
1.037 * * [simplify]: iters left: 4 (10 enodes)
1.038 * * [simplify]: Extracting #0: cost 1 inf + 0
1.038 * * [simplify]: Extracting #1: cost 3 inf + 0
1.038 * * [simplify]: Extracting #2: cost 6 inf + 0
1.038 * * [simplify]: Extracting #3: cost 7 inf + 1
1.038 * * [simplify]: Extracting #4: cost 0 inf + 932
1.038 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
1.038 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
1.057 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
1.059 * * * * [points]: Setting MPFR precision to 64
1.061 * * * * [points]: Setting MPFR precision to 320
1.062 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
1.064 * * * * [points]: Setting MPFR precision to 64
1.067 * * * * [points]: Setting MPFR precision to 320
1.069 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
1.071 * * * * [points]: Setting MPFR precision to 64
1.076 * * * * [points]: Setting MPFR precision to 320
1.081 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
1.083 * * * * [points]: Setting MPFR precision to 64
1.103 * * * * [points]: Setting MPFR precision to 320
1.113 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
1.116 * * * * [points]: Setting MPFR precision to 64
1.137 * * * * [points]: Setting MPFR precision to 320
1.157 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
1.160 * * * * [points]: Setting MPFR precision to 64
1.180 * * * * [points]: Setting MPFR precision to 320
1.202 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
1.204 * * * * [points]: Setting MPFR precision to 64
1.257 * * * * [points]: Setting MPFR precision to 320
1.341 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
1.343 * * * * [points]: Setting MPFR precision to 64
1.426 * * * * [points]: Setting MPFR precision to 320
1.546 * * * * [points]: Computing exacts for 8000 points
1.548 * * * * [points]: Setting MPFR precision to 64
1.962 * * * * [points]: Setting MPFR precision to 320
2.401 * * * * [points]: Filtering points with unrepresentable outputs
2.459 * * * * [points]: Sampled 8000 points with exact outputs
3.822 * [regime-testing]: Baseline error score: 64.0
3.826 * [regime-testing]: Oracle error score: 64.0
3.833 * [regime-testing]: End program error score: 0.18692481250360568