0.002 * [progress]: [Phase 1 of 3] Setting up.
0.003 * * * [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
0.010 * * * * [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
0.016 * * * * [points]: Setting MPFR precision to 64
0.020 * * * * [points]: Setting MPFR precision to 320
0.024 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.026 * * * * [points]: Setting MPFR precision to 64
0.032 * * * * [points]: Setting MPFR precision to 320
0.038 * * * * [points]: Computing exacts for 256 points
0.040 * * * * [points]: Setting MPFR precision to 64
0.051 * * * * [points]: Setting MPFR precision to 320
0.062 * * * * [points]: Filtering points with unrepresentable outputs
0.062 * * * * [points]: Sampled 256 points with exact outputs
0.062 * * * [progress]: [2/2] Setting up program.
0.070 * [progress]: [Phase 2 of 3] Improving.
0.070 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.071 * [simplify]: Simplifying:
  (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.071 * * [simplify]: iteration 1: (7 enodes)
0.072 * * [simplify]: iteration 2: (20 enodes)
0.087 * * [simplify]: iteration 3: (32 enodes)
0.092 * * [simplify]: iteration 4: (92 enodes)
0.124 * * [simplify]: iteration 5: (324 enodes)
0.362 * * [simplify]: iteration 6: (1637 enodes)
9.785 * * [simplify]: Extracting #0: cost 1 inf + 0
9.785 * * [simplify]: Extracting #1: cost 140 inf + 0
9.790 * * [simplify]: Extracting #2: cost 2100 inf + 0
9.805 * * [simplify]: Extracting #3: cost 4249 inf + 14194
9.851 * * [simplify]: Extracting #4: cost 3963 inf + 522537
9.987 * * [simplify]: Extracting #5: cost 2983 inf + 1573888
10.331 * * [simplify]: Extracting #6: cost 1287 inf + 3592365
10.804 * * [simplify]: Extracting #7: cost 30 inf + 5116104
11.227 * * [simplify]: Extracting #8: cost 0 inf + 5138602
11.673 * [simplify]: Simplified to:
  (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
11.686 * * [progress]: iteration 1 / 4
11.687 * * * [progress]: picking best candidate
11.701 * * * * [pick]: Picked  #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
11.701 * * * [progress]: localizing error
11.858 * * * [progress]: generating rewritten candidates
11.858 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
11.862 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
11.863 * * * [progress]: generating series expansions
11.863 * * * * [progress]: [ 1 / 2 ] generating series at (2)
11.863 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
11.863 * * * [progress]: simplifying candidates
11.863 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (neg.p16 (sqrt.p16 x))))>
11.863 * * * * [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))))>
11.863 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
11.863 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
11.863 * [simplify]: Simplifying:
  (neg.p16 (sqrt.p16 x))
  (-.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))
  (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
  (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
11.863 * * [simplify]: iteration 1: (12 enodes)
11.869 * * [simplify]: iteration 2: (29 enodes)
11.880 * * [simplify]: iteration 3: (85 enodes)
11.923 * * [simplify]: iteration 4: (317 enodes)
12.116 * * [simplify]: iteration 5: (1623 enodes)
24.127 * * [simplify]: Extracting #0: cost 4 inf + 0
24.129 * * [simplify]: Extracting #1: cost 333 inf + 0
24.140 * * [simplify]: Extracting #2: cost 2115 inf + 1059
24.185 * * [simplify]: Extracting #3: cost 3633 inf + 218890
24.379 * * [simplify]: Extracting #4: cost 2014 inf + 2428823
24.883 * * [simplify]: Extracting #5: cost 103 inf + 4779855
25.349 * * [simplify]: Extracting #6: cost 3 inf + 4862032
25.758 * * [simplify]: Extracting #7: cost 0 inf + 4868118
26.192 * [simplify]: Simplified to:
  (neg.p16 (sqrt.p16 x))
  (real->posit16 1)
  (+.p16 (sqrt.p16 x) (sqrt.p16 (+.p16 x (real->posit16 1))))
  (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
  (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
26.193 * * * [progress]: adding candidates to table
26.251 * * [progress]: iteration 2 / 4
26.251 * * * [progress]: picking best candidate
26.260 * * * * [pick]: Picked  #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
26.260 * * * [progress]: localizing error
26.363 * * * [progress]: generating rewritten candidates
26.363 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
26.365 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
26.368 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 1)
26.369 * * * [progress]: generating series expansions
26.369 * * * * [progress]: [ 1 / 3 ] generating series at (2)
26.369 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
26.369 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 1)
26.369 * * * [progress]: simplifying candidates
26.369 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 x) (sqrt.p16 (+.p16 x (real->posit16 1))))))>
26.369 * * * * [progress]: [ 2 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
26.369 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
26.369 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
26.369 * [simplify]: Simplifying:
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
26.369 * * [simplify]: iteration 1: (8 enodes)
26.371 * * [simplify]: iteration 2: (15 enodes)
26.375 * * [simplify]: iteration 3: (17 enodes)
26.377 * * [simplify]: Extracting #0: cost 1 inf + 0
26.377 * * [simplify]: Extracting #1: cost 3 inf + 0
26.378 * * [simplify]: Extracting #2: cost 6 inf + 0
26.378 * * [simplify]: Extracting #3: cost 7 inf + 1
26.378 * * [simplify]: Extracting #4: cost 0 inf + 932
26.378 * [simplify]: Simplified to:
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x)))
26.378 * * * [progress]: adding candidates to table
26.420 * [progress]: [Phase 3 of 3] Extracting.
26.420 * * [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))))>)
26.420 * * * [regime-changes]: Trying 1 branch expressions: (x)
26.420 * * * * [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))))>)
26.467 * * * [regime]: Found split indices: #<option (#s(si 1 256))>
26.468 * [simplify]: Simplifying:
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
26.468 * * [simplify]: iteration 1: (8 enodes)
26.469 * * [simplify]: iteration 2: (10 enodes)
26.469 * * [simplify]: Extracting #0: cost 1 inf + 0
26.469 * * [simplify]: Extracting #1: cost 3 inf + 0
26.469 * * [simplify]: Extracting #2: cost 6 inf + 0
26.470 * * [simplify]: Extracting #3: cost 7 inf + 1
26.470 * * [simplify]: Extracting #4: cost 0 inf + 932
26.470 * [simplify]: Simplified to:
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
26.470 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
26.483 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
26.484 * * * * [points]: Setting MPFR precision to 64
26.485 * * * * [points]: Setting MPFR precision to 320
26.485 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
26.487 * * * * [points]: Setting MPFR precision to 64
26.488 * * * * [points]: Setting MPFR precision to 320
26.490 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
26.491 * * * * [points]: Setting MPFR precision to 64
26.494 * * * * [points]: Setting MPFR precision to 320
26.497 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
26.498 * * * * [points]: Setting MPFR precision to 64
26.504 * * * * [points]: Setting MPFR precision to 320
26.509 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
26.511 * * * * [points]: Setting MPFR precision to 64
26.521 * * * * [points]: Setting MPFR precision to 320
26.534 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
26.535 * * * * [points]: Setting MPFR precision to 64
26.574 * * * * [points]: Setting MPFR precision to 320
26.598 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
26.599 * * * * [points]: Setting MPFR precision to 64
26.641 * * * * [points]: Setting MPFR precision to 320
26.686 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
26.688 * * * * [points]: Setting MPFR precision to 64
26.801 * * * * [points]: Setting MPFR precision to 320
26.927 * * * * [points]: Computing exacts for 8000 points
26.928 * * * * [points]: Setting MPFR precision to 64
27.329 * * * * [points]: Setting MPFR precision to 320
28.453 * * * * [points]: Filtering points with unrepresentable outputs
28.476 * * * * [points]: Sampled 8000 points with exact outputs
29.935 * [regime-testing]: Baseline error score: 64.0
29.938 * [regime-testing]: Oracle error score: 64.0
29.951 * [regime-testing]: End program error score: 0.17985413594209726