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
0.007 * * * * [points]: Setting MPFR precision to 320
0.008 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.009 * * * * [points]: Setting MPFR precision to 64
0.012 * * * * [points]: Setting MPFR precision to 320
0.015 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.017 * * * * [points]: Setting MPFR precision to 64
0.024 * * * * [points]: Setting MPFR precision to 320
0.031 * * * * [points]: Computing exacts for 256 points
0.033 * * * * [points]: Setting MPFR precision to 64
0.053 * * * * [points]: Setting MPFR precision to 320
0.073 * * * * [points]: Filtering points with unrepresentable outputs
0.074 * * * * [points]: Sampled 256 points with exact outputs
0.074 * * * [progress]: [2/2] Setting up program.
0.090 * [progress]: [Phase 2 of 3] Improving.
0.091 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
0.091 * [simplify]: Simplifying:
  (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))
0.091 * * [simplify]: iteration 1: (7 enodes)
0.094 * * [simplify]: iteration 2: (20 enodes)
0.101 * * [simplify]: iteration 3: (32 enodes)
0.112 * * [simplify]: iteration 4: (92 enodes)
0.172 * * [simplify]: iteration 5: (324 enodes)
0.487 * * [simplify]: iteration 6: (1637 enodes)
9.648 * * [simplify]: Extracting #0: cost 1 inf + 0
9.648 * * [simplify]: Extracting #1: cost 140 inf + 0
9.658 * * [simplify]: Extracting #2: cost 2100 inf + 0
9.685 * * [simplify]: Extracting #3: cost 4249 inf + 14194
9.740 * * [simplify]: Extracting #4: cost 3963 inf + 522537
9.833 * * [simplify]: Extracting #5: cost 2983 inf + 1573888
10.102 * * [simplify]: Extracting #6: cost 1287 inf + 3592365
10.640 * * [simplify]: Extracting #7: cost 30 inf + 5116104
11.040 * * [simplify]: Extracting #8: cost 0 inf + 5138602
11.509 * [simplify]: Simplified to:
  (-.p16 (sqrt.p16 (+.p16 (real->posit16 1) x)) (sqrt.p16 x))
11.518 * * [progress]: iteration 1 / 4
11.518 * * * [progress]: picking best candidate
11.527 * * * * [pick]: Picked  #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
11.527 * * * [progress]: localizing error
11.604 * * * [progress]: generating rewritten candidates
11.604 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
11.605 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
11.606 * * * [progress]: generating series expansions
11.606 * * * * [progress]: [ 1 / 2 ] generating series at (2)
11.606 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
11.606 * * * [progress]: simplifying candidates
11.606 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (neg.p16 (sqrt.p16 x))))>
11.606 * * * * [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))))>
11.606 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
11.606 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (-.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))>
11.606 * [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))
11.606 * * [simplify]: iteration 1: (12 enodes)
11.609 * * [simplify]: iteration 2: (29 enodes)
11.614 * * [simplify]: iteration 3: (85 enodes)
11.643 * * [simplify]: iteration 4: (317 enodes)
11.809 * * [simplify]: iteration 5: (1623 enodes)
23.337 * * [simplify]: Extracting #0: cost 4 inf + 0
23.338 * * [simplify]: Extracting #1: cost 333 inf + 0
23.345 * * [simplify]: Extracting #2: cost 2115 inf + 1059
23.370 * * [simplify]: Extracting #3: cost 3633 inf + 218890
23.557 * * [simplify]: Extracting #4: cost 2014 inf + 2428823
23.879 * * [simplify]: Extracting #5: cost 103 inf + 4779855
24.387 * * [simplify]: Extracting #6: cost 3 inf + 4862032
24.977 * * [simplify]: Extracting #7: cost 0 inf + 4868118
25.607 * [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))
25.608 * * * [progress]: adding candidates to table
25.717 * * [progress]: iteration 2 / 4
25.717 * * * [progress]: picking best candidate
25.732 * * * * [pick]: Picked  #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
25.732 * * * [progress]: localizing error
25.901 * * * [progress]: generating rewritten candidates
25.901 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
25.905 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
25.910 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 1)
25.911 * * * [progress]: generating series expansions
25.911 * * * * [progress]: [ 1 / 3 ] generating series at (2)
25.911 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
25.911 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 1)
25.911 * * * [progress]: simplifying candidates
25.911 * * * * [progress]: [ 1 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 x) (sqrt.p16 (+.p16 x (real->posit16 1))))))>
25.911 * * * * [progress]: [ 2 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
25.911 * * * * [progress]: [ 3 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
25.911 * * * * [progress]: [ 4 / 4 ] simplifiying candidate #<alt (λ (x) (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x))))>
25.912 * [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)))
25.912 * * [simplify]: iteration 1: (8 enodes)
25.916 * * [simplify]: iteration 2: (15 enodes)
25.931 * * [simplify]: iteration 3: (17 enodes)
25.937 * * [simplify]: Extracting #0: cost 1 inf + 0
25.937 * * [simplify]: Extracting #1: cost 3 inf + 0
25.937 * * [simplify]: Extracting #2: cost 6 inf + 0
25.937 * * [simplify]: Extracting #3: cost 7 inf + 1
25.937 * * [simplify]: Extracting #4: cost 0 inf + 932
25.938 * [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)))
25.938 * * * [progress]: adding candidates to table
25.994 * [progress]: [Phase 3 of 3] Extracting.
25.994 * * [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)))>)
25.995 * * * [regime-changes]: Trying 1 branch expressions: (x)
25.995 * * * * [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)))>)
26.046 * * * [regime]: Found split indices: #<option (#s(si 0 256))>
26.047 * [simplify]: Simplifying:
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
26.047 * * [simplify]: iteration 1: (8 enodes)
26.048 * * [simplify]: iteration 2: (10 enodes)
26.050 * * [simplify]: Extracting #0: cost 1 inf + 0
26.050 * * [simplify]: Extracting #1: cost 3 inf + 0
26.050 * * [simplify]: Extracting #2: cost 6 inf + 0
26.050 * * [simplify]: Extracting #3: cost 7 inf + 1
26.050 * * [simplify]: Extracting #4: cost 0 inf + 932
26.050 * [simplify]: Simplified to:
  (/.p16 (real->posit16 1) (+.p16 (sqrt.p16 (+.p16 x (real->posit16 1))) (sqrt.p16 x)))
26.050 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
26.073 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
26.075 * * * * [points]: Setting MPFR precision to 64
26.077 * * * * [points]: Setting MPFR precision to 320
26.077 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
26.079 * * * * [points]: Setting MPFR precision to 64
26.080 * * * * [points]: Setting MPFR precision to 320
26.082 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
26.083 * * * * [points]: Setting MPFR precision to 64
26.087 * * * * [points]: Setting MPFR precision to 320
26.090 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
26.092 * * * * [points]: Setting MPFR precision to 64
26.097 * * * * [points]: Setting MPFR precision to 320
26.103 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
26.104 * * * * [points]: Setting MPFR precision to 64
26.121 * * * * [points]: Setting MPFR precision to 320
26.139 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
26.142 * * * * [points]: Setting MPFR precision to 64
26.180 * * * * [points]: Setting MPFR precision to 320
26.220 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
26.223 * * * * [points]: Setting MPFR precision to 64
26.341 * * * * [points]: Setting MPFR precision to 320
26.419 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
26.421 * * * * [points]: Setting MPFR precision to 64
26.540 * * * * [points]: Setting MPFR precision to 320
26.628 * * * * [points]: Computing exacts for 8000 points
26.629 * * * * [points]: Setting MPFR precision to 64
27.056 * * * * [points]: Setting MPFR precision to 320
27.690 * * * * [points]: Filtering points with unrepresentable outputs
27.702 * * * * [points]: Sampled 8000 points with exact outputs
29.216 * [regime-testing]: Baseline error score: 0.17678101562950713
29.219 * [regime-testing]: Oracle error score: 0.12035620312590145
29.230 * [regime-testing]: End program error score: 0.17678101562950713