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
0.010 * * * * [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
0.017 * * * * [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
0.034 * * * * [points]: Setting MPFR precision to 320
0.040 * * * * [points]: Computing exacts for 256 points
0.042 * * * * [points]: Setting MPFR precision to 64
0.060 * * * * [points]: Setting MPFR precision to 320
0.078 * * * * [points]: Filtering points with unrepresentable outputs
0.079 * * * * [points]: Sampled 256 points with exact outputs
0.079 * * * [progress]: [2/2] Setting up program.
0.092 * [progress]: [Phase 2 of 3] Improving.
0.092 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.093 * [simplify]: Simplifying:
  (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.093 * * [simplify]: iteration 1: (7 enodes)
0.096 * * [simplify]: iteration 2: (20 enodes)
0.103 * * [simplify]: iteration 3: (32 enodes)
0.109 * * [simplify]: iteration 4: (92 enodes)
0.144 * * [simplify]: iteration 5: (324 enodes)
0.356 * * [simplify]: iteration 6: (1637 enodes)
9.463 * * [simplify]: Extracting #0: cost 1 inf + 0
9.463 * * [simplify]: Extracting #1: cost 140 inf + 0
9.469 * * [simplify]: Extracting #2: cost 2100 inf + 0
9.490 * * [simplify]: Extracting #3: cost 4249 inf + 14194
9.538 * * [simplify]: Extracting #4: cost 3963 inf + 522537
9.677 * * [simplify]: Extracting #5: cost 2983 inf + 1573888
10.000 * * [simplify]: Extracting #6: cost 1287 inf + 3592365
10.491 * * [simplify]: Extracting #7: cost 30 inf + 5116104
11.102 * * [simplify]: Extracting #8: cost 0 inf + 5138602
11.658 * [simplify]: Simplified to:
  (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
11.674 * * [progress]: iteration 1 / 4
11.674 * * * [progress]: picking best candidate
11.689 * * * * [pick]: Picked  #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
11.689 * * * [progress]: localizing error
11.775 * * * [progress]: generating rewritten candidates
11.775 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
11.779 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
11.779 * * * [progress]: generating series expansions
11.779 * * * * [progress]: [ 1 / 2 ] generating series at (2)
11.780 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
11.780 * * * [progress]: simplifying candidates
11.780 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (neg.p16 (sqrt.p16 x))))>
11.780 * * * * [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))))>
11.780 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
11.780 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
11.780 * [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))
11.780 * * [simplify]: iteration 1: (12 enodes)
11.786 * * [simplify]: iteration 2: (29 enodes)
11.796 * * [simplify]: iteration 3: (85 enodes)
11.832 * * [simplify]: iteration 4: (317 enodes)
12.051 * * [simplify]: iteration 5: (1623 enodes)
22.467 * * [simplify]: Extracting #0: cost 4 inf + 0
22.468 * * [simplify]: Extracting #1: cost 333 inf + 0
22.475 * * [simplify]: Extracting #2: cost 2115 inf + 1059
22.504 * * [simplify]: Extracting #3: cost 3633 inf + 218890
22.651 * * [simplify]: Extracting #4: cost 2014 inf + 2428823
22.978 * * [simplify]: Extracting #5: cost 103 inf + 4779855
23.324 * * [simplify]: Extracting #6: cost 3 inf + 4862032
23.851 * * [simplify]: Extracting #7: cost 0 inf + 4868118
24.350 * [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))
24.351 * * * [progress]: adding candidates to table
24.412 * * [progress]: iteration 2 / 4
24.412 * * * [progress]: picking best candidate
24.420 * * * * [pick]: Picked  #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
24.420 * * * [progress]: localizing error
24.515 * * * [progress]: generating rewritten candidates
24.515 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
24.518 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
24.521 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 1)
24.521 * * * [progress]: generating series expansions
24.521 * * * * [progress]: [ 1 / 3 ] generating series at (2)
24.521 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
24.521 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 1)
24.521 * * * [progress]: simplifying candidates
24.521 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 x) (sqrt.p16 (+.p16 x (real->posit16 1))))))>
24.521 * * * * [progress]: [ 2 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
24.521 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
24.521 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
24.521 * [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)))
24.522 * * [simplify]: iteration 1: (8 enodes)
24.523 * * [simplify]: iteration 2: (15 enodes)
24.526 * * [simplify]: iteration 3: (17 enodes)
24.537 * * [simplify]: Extracting #0: cost 1 inf + 0
24.537 * * [simplify]: Extracting #1: cost 3 inf + 0
24.537 * * [simplify]: Extracting #2: cost 6 inf + 0
24.537 * * [simplify]: Extracting #3: cost 7 inf + 1
24.537 * * [simplify]: Extracting #4: cost 0 inf + 932
24.537 * [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)))
24.537 * * * [progress]: adding candidates to table
24.601 * [progress]: [Phase 3 of 3] Extracting.
24.601 * * [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)))>)
24.601 * * * [regime-changes]: Trying 1 branch expressions: (x)
24.601 * * * * [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)))>)
24.659 * * * [regime]: Found split indices: #<option (#s(si 0 256))>
24.659 * [simplify]: Simplifying:
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
24.659 * * [simplify]: iteration 1: (8 enodes)
24.660 * * [simplify]: iteration 2: (10 enodes)
24.660 * * [simplify]: Extracting #0: cost 1 inf + 0
24.660 * * [simplify]: Extracting #1: cost 3 inf + 0
24.660 * * [simplify]: Extracting #2: cost 6 inf + 0
24.660 * * [simplify]: Extracting #3: cost 7 inf + 1
24.660 * * [simplify]: Extracting #4: cost 0 inf + 932
24.661 * [simplify]: Simplified to:
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
24.661 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
24.678 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
24.680 * * * * [points]: Setting MPFR precision to 64
24.681 * * * * [points]: Setting MPFR precision to 320
24.682 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
24.683 * * * * [points]: Setting MPFR precision to 64
24.685 * * * * [points]: Setting MPFR precision to 320
24.686 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
24.688 * * * * [points]: Setting MPFR precision to 64
24.692 * * * * [points]: Setting MPFR precision to 320
24.695 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
24.697 * * * * [points]: Setting MPFR precision to 64
24.702 * * * * [points]: Setting MPFR precision to 320
24.708 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
24.709 * * * * [points]: Setting MPFR precision to 64
24.720 * * * * [points]: Setting MPFR precision to 320
24.731 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
24.732 * * * * [points]: Setting MPFR precision to 64
24.753 * * * * [points]: Setting MPFR precision to 320
24.774 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
24.776 * * * * [points]: Setting MPFR precision to 64
24.843 * * * * [points]: Setting MPFR precision to 320
24.897 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
24.900 * * * * [points]: Setting MPFR precision to 64
25.087 * * * * [points]: Setting MPFR precision to 320
25.236 * * * * [points]: Computing exacts for 8000 points
25.238 * * * * [points]: Setting MPFR precision to 64
25.693 * * * * [points]: Setting MPFR precision to 320
26.151 * * * * [points]: Filtering points with unrepresentable outputs
26.163 * * * * [points]: Sampled 8000 points with exact outputs
27.284 * [regime-testing]: Baseline error score: 64.0
27.291 * [regime-testing]: Oracle error score: 64.0
27.305 * [regime-testing]: End program error score: 0.17985413594209726