0.002 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.002 * * * * [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
0.010 * * * * [points]: Setting MPFR precision to 64
0.012 * * * * [points]: Setting MPFR precision to 320
0.014 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.017 * * * * [points]: Setting MPFR precision to 64
0.021 * * * * [points]: Setting MPFR precision to 320
0.025 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.027 * * * * [points]: Setting MPFR precision to 64
0.033 * * * * [points]: Setting MPFR precision to 320
0.039 * * * * [points]: Computing exacts for 256 points
0.042 * * * * [points]: Setting MPFR precision to 64
0.058 * * * * [points]: Setting MPFR precision to 320
0.069 * * * * [points]: Filtering points with unrepresentable outputs
0.069 * * * * [points]: Sampled 256 points with exact outputs
0.069 * * * [progress]: [2/2] Setting up program.
0.078 * [progress]: [Phase 2 of 3] Improving.
0.078 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.078 * [simplify]: Simplifying (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.078 * * [simplify]: iters left: 4 (7 enodes)
0.080 * * [simplify]: iters left: 3 (20 enodes)
0.083 * * [simplify]: iters left: 2 (32 enodes)
0.089 * * [simplify]: iters left: 1 (92 enodes)
0.142 * * [simplify]: Extracting #0: cost 1 inf + 0
0.142 * * [simplify]: Extracting #1: cost 12 inf + 0
0.142 * * [simplify]: Extracting #2: cost 64 inf + 0
0.143 * * [simplify]: Extracting #3: cost 108 inf + 723
0.144 * * [simplify]: Extracting #4: cost 91 inf + 8932
0.149 * * [simplify]: Extracting #5: cost 25 inf + 45661
0.157 * * [simplify]: Extracting #6: cost 0 inf + 65436
0.165 * [simplify]: Simplified to (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.165 * [simplify]: Simplified (2) to (λ (x) (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.179 * * [progress]: iteration 1 / 4
0.179 * * * [progress]: picking best candidate
0.193 * * * * [pick]: Picked  #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.193 * * * [progress]: localizing error
0.284 * * * [progress]: generating rewritten candidates
0.284 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.293 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.294 * * * [progress]: generating series expansions
0.294 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.294 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.294 * * * [progress]: simplifying candidates
0.294 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (neg.p16 (sqrt.p16 x))))>
0.294 * [simplify]: Simplifying (neg.p16 (sqrt.p16 x))
0.294 * * [simplify]: iters left: 2 (3 enodes)
0.295 * * [simplify]: iters left: 1 (5 enodes)
0.295 * * [simplify]: Extracting #0: cost 1 inf + 0
0.295 * * [simplify]: Extracting #1: cost 2 inf + 0
0.295 * * [simplify]: Extracting #2: cost 3 inf + 0
0.295 * * [simplify]: Extracting #3: cost 2 inf + 1
0.295 * * [simplify]: Extracting #4: cost 0 inf + 163
0.295 * [simplify]: Simplified to (neg.p16 (sqrt.p16 x))
0.295 * [simplify]: Simplified (2 2) to (λ (x) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (neg.p16 (sqrt.p16 x))))
0.295 * * * * [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))))>
0.296 * [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)))
0.296 * * [simplify]: iters left: 5 (9 enodes)
0.299 * * [simplify]: iters left: 4 (25 enodes)
0.305 * * [simplify]: iters left: 3 (72 enodes)
0.337 * * [simplify]: iters left: 2 (223 enodes)
0.482 * * [simplify]: Extracting #0: cost 1 inf + 0
0.483 * * [simplify]: Extracting #1: cost 42 inf + 0
0.484 * * [simplify]: Extracting #2: cost 203 inf + 164
0.486 * * [simplify]: Extracting #3: cost 292 inf + 8292
0.496 * * [simplify]: Extracting #4: cost 192 inf + 89657
0.517 * * [simplify]: Extracting #5: cost 77 inf + 199283
0.543 * * [simplify]: Extracting #6: cost 7 inf + 263465
0.560 * * [simplify]: Extracting #7: cost 0 inf + 270279
0.576 * [simplify]: Simplified to (real->posit16 1)
0.576 * [simplify]: Simplified (2 1) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))
0.576 * [simplify]: Simplifying (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.576 * * [simplify]: iters left: 4 (7 enodes)
0.578 * * [simplify]: iters left: 3 (14 enodes)
0.580 * * [simplify]: iters left: 2 (16 enodes)
0.583 * * [simplify]: Extracting #0: cost 1 inf + 0
0.583 * * [simplify]: Extracting #1: cost 3 inf + 0
0.583 * * [simplify]: Extracting #2: cost 5 inf + 0
0.583 * * [simplify]: Extracting #3: cost 5 inf + 1
0.583 * * [simplify]: Extracting #4: cost 5 inf + 42
0.583 * * [simplify]: Extracting #5: cost 0 inf + 330
0.583 * [simplify]: Simplified to (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.583 * [simplify]: Simplified (2 2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.583 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.583 * [simplify]: Simplifying (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.584 * * [simplify]: iters left: 4 (7 enodes)
0.585 * * [simplify]: iters left: 3 (20 enodes)
0.589 * * [simplify]: iters left: 2 (32 enodes)
0.594 * * [simplify]: iters left: 1 (92 enodes)
0.627 * * [simplify]: Extracting #0: cost 1 inf + 0
0.627 * * [simplify]: Extracting #1: cost 12 inf + 0
0.627 * * [simplify]: Extracting #2: cost 64 inf + 0
0.628 * * [simplify]: Extracting #3: cost 108 inf + 723
0.628 * * [simplify]: Extracting #4: cost 91 inf + 8932
0.631 * * [simplify]: Extracting #5: cost 25 inf + 45661
0.635 * * [simplify]: Extracting #6: cost 0 inf + 65436
0.639 * [simplify]: Simplified to (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.639 * [simplify]: Simplified (2) to (λ (x) (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.639 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.639 * [simplify]: Simplifying (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.639 * * [simplify]: iters left: 4 (7 enodes)
0.641 * * [simplify]: iters left: 3 (20 enodes)
0.645 * * [simplify]: iters left: 2 (32 enodes)
0.650 * * [simplify]: iters left: 1 (92 enodes)
0.686 * * [simplify]: Extracting #0: cost 1 inf + 0
0.686 * * [simplify]: Extracting #1: cost 12 inf + 0
0.686 * * [simplify]: Extracting #2: cost 64 inf + 0
0.686 * * [simplify]: Extracting #3: cost 108 inf + 723
0.687 * * [simplify]: Extracting #4: cost 91 inf + 8932
0.689 * * [simplify]: Extracting #5: cost 25 inf + 45661
0.694 * * [simplify]: Extracting #6: cost 0 inf + 65436
0.698 * [simplify]: Simplified to (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
0.699 * [simplify]: Simplified (2) to (λ (x) (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.699 * * * [progress]: adding candidates to table
0.758 * * [progress]: iteration 2 / 4
0.758 * * * [progress]: picking best candidate
0.766 * * * * [pick]: Picked  #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.766 * * * [progress]: localizing error
0.870 * * * [progress]: generating rewritten candidates
0.870 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2)
0.874 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
0.876 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 1)
0.876 * * * [progress]: generating series expansions
0.876 * * * * [progress]: [ 1 / 3 ] generating series at (2 2)
0.876 * * * * [progress]: [ 2 / 3 ] generating series at (2)
0.876 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 1)
0.876 * * * [progress]: simplifying candidates
0.876 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 x) (sqrt.p16 (+.p16 x (real->posit16 1))))))>
0.876 * * * * [progress]: [ 2 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.876 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.876 * * [simplify]: iters left: 5 (8 enodes)
0.878 * * [simplify]: iters left: 4 (15 enodes)
0.881 * * [simplify]: iters left: 3 (17 enodes)
0.884 * * [simplify]: Extracting #0: cost 1 inf + 0
0.884 * * [simplify]: Extracting #1: cost 3 inf + 0
0.884 * * [simplify]: Extracting #2: cost 6 inf + 0
0.884 * * [simplify]: Extracting #3: cost 7 inf + 1
0.884 * * [simplify]: Extracting #4: cost 0 inf + 932
0.884 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.884 * [simplify]: Simplified (2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.884 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.884 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.884 * * [simplify]: iters left: 5 (8 enodes)
0.886 * * [simplify]: iters left: 4 (15 enodes)
0.889 * * [simplify]: iters left: 3 (17 enodes)
0.891 * * [simplify]: Extracting #0: cost 1 inf + 0
0.892 * * [simplify]: Extracting #1: cost 3 inf + 0
0.892 * * [simplify]: Extracting #2: cost 6 inf + 0
0.892 * * [simplify]: Extracting #3: cost 7 inf + 1
0.892 * * [simplify]: Extracting #4: cost 0 inf + 932
0.892 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.892 * [simplify]: Simplified (2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.892 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
0.892 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.892 * * [simplify]: iters left: 5 (8 enodes)
0.894 * * [simplify]: iters left: 4 (15 enodes)
0.897 * * [simplify]: iters left: 3 (17 enodes)
0.899 * * [simplify]: Extracting #0: cost 1 inf + 0
0.899 * * [simplify]: Extracting #1: cost 3 inf + 0
0.899 * * [simplify]: Extracting #2: cost 6 inf + 0
0.900 * * [simplify]: Extracting #3: cost 7 inf + 1
0.900 * * [simplify]: Extracting #4: cost 0 inf + 932
0.900 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
0.900 * [simplify]: Simplified (2) to (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))))
0.900 * * * [progress]: adding candidates to table
0.940 * [progress]: [Phase 3 of 3] Extracting.
0.940 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))> #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>)
0.946 * * * [regime-changes]: Trying 1 branch expressions: (x)
0.946 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))> #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>)
0.991 * * * [regime]: Found split indices: #<option (#s(si 1 256))>
0.991 * [simplify]: Simplifying (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.991 * * [simplify]: iters left: 5 (8 enodes)
0.992 * * [simplify]: iters left: 4 (10 enodes)
0.993 * * [simplify]: Extracting #0: cost 1 inf + 0
0.993 * * [simplify]: Extracting #1: cost 3 inf + 0
0.993 * * [simplify]: Extracting #2: cost 6 inf + 0
0.993 * * [simplify]: Extracting #3: cost 7 inf + 1
0.993 * * [simplify]: Extracting #4: cost 0 inf + 932
0.993 * [simplify]: Simplified to (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
0.993 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
1.005 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
1.006 * * * * [points]: Setting MPFR precision to 64
1.007 * * * * [points]: Setting MPFR precision to 320
1.008 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
1.009 * * * * [points]: Setting MPFR precision to 64
1.011 * * * * [points]: Setting MPFR precision to 320
1.012 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
1.013 * * * * [points]: Setting MPFR precision to 64
1.016 * * * * [points]: Setting MPFR precision to 320
1.019 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
1.020 * * * * [points]: Setting MPFR precision to 64
1.026 * * * * [points]: Setting MPFR precision to 320
1.031 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
1.033 * * * * [points]: Setting MPFR precision to 64
1.044 * * * * [points]: Setting MPFR precision to 320
1.066 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
1.067 * * * * [points]: Setting MPFR precision to 64
1.089 * * * * [points]: Setting MPFR precision to 320
1.110 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
1.113 * * * * [points]: Setting MPFR precision to 64
1.156 * * * * [points]: Setting MPFR precision to 320
1.201 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
1.228 * * * * [points]: Setting MPFR precision to 64
1.317 * * * * [points]: Setting MPFR precision to 320
1.441 * * * * [points]: Computing exacts for 8000 points
1.442 * * * * [points]: Setting MPFR precision to 64
2.175 * * * * [points]: Setting MPFR precision to 320
2.896 * * * * [points]: Filtering points with unrepresentable outputs
2.937 * * * * [points]: Sampled 8000 points with exact outputs
4.210 * [regime-testing]: Baseline error score: 64.0
4.214 * [regime-testing]: Oracle error score: 64.0
4.221 * [regime-testing]: End program error score: 0.1810898500028846