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
0.003 * * * * [points]: Computing exacts on every 16 of 256 points to ramp up precision
0.004 * * * * [points]: Setting MPFR precision to 64
0.005 * * * * [points]: Setting MPFR precision to 320
0.006 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision
0.007 * * * * [points]: Setting MPFR precision to 64
0.009 * * * * [points]: Setting MPFR precision to 320
0.013 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.014 * * * * [points]: Setting MPFR precision to 64
0.017 * * * * [points]: Setting MPFR precision to 320
0.021 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.022 * * * * [points]: Setting MPFR precision to 64
0.027 * * * * [points]: Setting MPFR precision to 320
0.033 * * * * [points]: Computing exacts for 256 points
0.034 * * * * [points]: Setting MPFR precision to 64
0.051 * * * * [points]: Setting MPFR precision to 320
0.068 * * * * [points]: Filtering points with unrepresentable outputs
0.069 * * * * [points]: Sampled 256 points with exact outputs
0.069 * * * [progress]: [2/2] Setting up program.
0.075 * [progress]: [Phase 2 of 3] Improving.
0.075 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1)))>
0.075 * [simplify]: Simplifying (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1))
0.075 * * [simplify]: iters left: 4 (11 enodes)
0.078 * * [simplify]: iters left: 3 (43 enodes)
0.087 * * [simplify]: iters left: 2 (148 enodes)
0.184 * * [simplify]: Extracting #0: cost 1 inf + 0
0.184 * * [simplify]: Extracting #1: cost 40 inf + 0
0.185 * * [simplify]: Extracting #2: cost 128 inf + 322
0.186 * * [simplify]: Extracting #3: cost 222 inf + 10234
0.192 * * [simplify]: Extracting #4: cost 153 inf + 124713
0.202 * * [simplify]: Extracting #5: cost 28 inf + 253727
0.212 * * [simplify]: Extracting #6: cost 1 inf + 271088
0.225 * * [simplify]: Extracting #7: cost 0 inf + 269810
0.247 * * [simplify]: Extracting #8: cost 0 inf + 269170
0.268 * [simplify]: Simplified to (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)))
0.268 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))
0.290 * * [progress]: iteration 1 / 4
0.290 * * * [progress]: picking best candidate
0.307 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
0.308 * * * [progress]: localizing error
0.407 * * * [progress]: generating rewritten candidates
0.407 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.419 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.431 * * * [progress]: generating series expansions
0.431 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.431 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.432 * * * [progress]: simplifying candidates
0.432 * * * * [progress]: [ 1 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (-.p16 d2 d3) d4) (neg.p16 d1))))>
0.432 * [simplify]: Simplifying (neg.p16 d1)
0.432 * * [simplify]: iters left: 1 (2 enodes)
0.433 * * [simplify]: Extracting #0: cost 1 inf + 0
0.433 * * [simplify]: Extracting #1: cost 2 inf + 0
0.433 * * [simplify]: Extracting #2: cost 1 inf + 1
0.433 * * [simplify]: Extracting #3: cost 0 inf + 82
0.433 * [simplify]: Simplified to (neg.p16 d1)
0.433 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (-.p16 d2 d3) d4) (neg.p16 d1))))
0.433 * * * * [progress]: [ 2 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
0.433 * * * * [progress]: [ 3 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 (-.p16 d2 d3) d4) d1)))>
0.433 * * * * [progress]: [ 4 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
0.433 * * * * [progress]: [ 5 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d4 d1) (-.p16 d2 d3))))>
0.433 * * * * [progress]: [ 6 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
0.433 * [simplify]: Simplifying (*.p16 d1 (-.p16 d4 d1))
0.434 * * [simplify]: iters left: 2 (4 enodes)
0.435 * * [simplify]: iters left: 1 (16 enodes)
0.441 * * [simplify]: Extracting #0: cost 1 inf + 0
0.441 * * [simplify]: Extracting #1: cost 10 inf + 0
0.441 * * [simplify]: Extracting #2: cost 12 inf + 1
0.441 * * [simplify]: Extracting #3: cost 11 inf + 1249
0.441 * * [simplify]: Extracting #4: cost 6 inf + 3901
0.442 * * [simplify]: Extracting #5: cost 1 inf + 7028
0.442 * * [simplify]: Extracting #6: cost 0 inf + 8390
0.443 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 d1))
0.443 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))
0.443 * * * * [progress]: [ 7 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>
0.443 * [simplify]: Simplifying (*.p16 (-.p16 d4 d1) d1)
0.443 * * [simplify]: iters left: 2 (4 enodes)
0.445 * * [simplify]: iters left: 1 (16 enodes)
0.450 * * [simplify]: Extracting #0: cost 1 inf + 0
0.450 * * [simplify]: Extracting #1: cost 10 inf + 0
0.450 * * [simplify]: Extracting #2: cost 12 inf + 1
0.451 * * [simplify]: Extracting #3: cost 13 inf + 885
0.451 * * [simplify]: Extracting #4: cost 8 inf + 2697
0.451 * * [simplify]: Extracting #5: cost 2 inf + 6266
0.452 * * [simplify]: Extracting #6: cost 0 inf + 8390
0.452 * [simplify]: Simplified to (*.p16 (-.p16 d4 d1) d1)
0.452 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))
0.452 * * * * [progress]: [ 8 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1))>
0.452 * * * * [progress]: [ 9 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
0.453 * [simplify]: Simplifying (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)))
0.453 * * [simplify]: iters left: 3 (8 enodes)
0.456 * * [simplify]: iters left: 2 (42 enodes)
0.472 * * [simplify]: iters left: 1 (117 enodes)
0.504 * * [simplify]: Extracting #0: cost 1 inf + 0
0.504 * * [simplify]: Extracting #1: cost 24 inf + 0
0.504 * * [simplify]: Extracting #2: cost 56 inf + 1
0.505 * * [simplify]: Extracting #3: cost 108 inf + 1181
0.507 * * [simplify]: Extracting #4: cost 85 inf + 24120
0.513 * * [simplify]: Extracting #5: cost 33 inf + 70189
0.520 * * [simplify]: Extracting #6: cost 1 inf + 97168
0.527 * * [simplify]: Extracting #7: cost 0 inf + 98411
0.531 * [simplify]: Simplified to (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1)
0.531 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1))
0.531 * * * * [progress]: [ 10 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
0.531 * [simplify]: Simplifying (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)))
0.531 * * [simplify]: iters left: 3 (8 enodes)
0.533 * * [simplify]: iters left: 2 (42 enodes)
0.540 * * [simplify]: iters left: 1 (117 enodes)
0.576 * * [simplify]: Extracting #0: cost 1 inf + 0
0.576 * * [simplify]: Extracting #1: cost 24 inf + 0
0.576 * * [simplify]: Extracting #2: cost 56 inf + 1
0.577 * * [simplify]: Extracting #3: cost 108 inf + 1181
0.579 * * [simplify]: Extracting #4: cost 85 inf + 24120
0.585 * * [simplify]: Extracting #5: cost 33 inf + 70189
0.593 * * [simplify]: Extracting #6: cost 1 inf + 97168
0.600 * * [simplify]: Extracting #7: cost 0 inf + 98411
0.611 * [simplify]: Simplified to (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1)
0.611 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1))
0.611 * * * [progress]: adding candidates to table
0.768 * * [progress]: iteration 2 / 4
0.769 * * * [progress]: picking best candidate
0.799 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
0.799 * * * [progress]: localizing error
0.901 * * * [progress]: generating rewritten candidates
0.901 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.906 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.911 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2)
0.914 * * * [progress]: generating series expansions
0.914 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.914 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.914 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2)
0.914 * * * [progress]: simplifying candidates
0.914 * * * * [progress]: [ 1 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
0.914 * [simplify]: Simplifying (*.p16 d1 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))
0.914 * * [simplify]: iters left: 3 (7 enodes)
0.916 * * [simplify]: iters left: 2 (30 enodes)
0.921 * * [simplify]: iters left: 1 (63 enodes)
0.933 * * [simplify]: Extracting #0: cost 1 inf + 0
0.933 * * [simplify]: Extracting #1: cost 14 inf + 0
0.939 * * [simplify]: Extracting #2: cost 31 inf + 1
0.939 * * [simplify]: Extracting #3: cost 48 inf + 935
0.940 * * [simplify]: Extracting #4: cost 28 inf + 12916
0.941 * * [simplify]: Extracting #5: cost 11 inf + 28880
0.942 * * [simplify]: Extracting #6: cost 1 inf + 38934
0.943 * * [simplify]: Extracting #7: cost 0 inf + 40776
0.945 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 (+.p16 d1 d3)))
0.945 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (-.p16 d4 (+.p16 d1 d3)))))
0.945 * * * * [progress]: [ 2 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 (+.p16 (neg.p16 d3) (-.p16 d4 d1)) d1)))>
0.945 * [simplify]: Simplifying (*.p16 (+.p16 (neg.p16 d3) (-.p16 d4 d1)) d1)
0.945 * * [simplify]: iters left: 3 (7 enodes)
0.948 * * [simplify]: iters left: 2 (24 enodes)
0.952 * * [simplify]: iters left: 1 (53 enodes)
0.963 * * [simplify]: Extracting #0: cost 1 inf + 0
0.963 * * [simplify]: Extracting #1: cost 12 inf + 0
0.963 * * [simplify]: Extracting #2: cost 29 inf + 1
0.963 * * [simplify]: Extracting #3: cost 30 inf + 1661
0.964 * * [simplify]: Extracting #4: cost 29 inf + 7378
0.966 * * [simplify]: Extracting #5: cost 15 inf + 18416
0.968 * * [simplify]: Extracting #6: cost 1 inf + 30838
0.971 * * [simplify]: Extracting #7: cost 0 inf + 32840
0.973 * [simplify]: Simplified to (*.p16 (-.p16 d4 (+.p16 d1 d3)) d1)
0.973 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 (-.p16 d4 (+.p16 d1 d3)) d1)))
0.973 * * * * [progress]: [ 3 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1))) d1))>
0.973 * * * * [progress]: [ 4 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))>
0.974 * [simplify]: Simplifying (-.p16 d4 d1)
0.974 * * [simplify]: iters left: 1 (3 enodes)
0.975 * * [simplify]: Extracting #0: cost 1 inf + 0
0.975 * * [simplify]: Extracting #1: cost 6 inf + 0
0.975 * * [simplify]: Extracting #2: cost 5 inf + 44
0.975 * * [simplify]: Extracting #3: cost 0 inf + 1571
0.975 * [simplify]: Simplified to (-.p16 d4 d1)
0.975 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))
0.975 * * * * [progress]: [ 5 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) d1)))>
0.976 * * * * [progress]: [ 6 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (neg.p16 d3) (-.p16 d4 d1)) d2)))>
0.976 * * * * [progress]: [ 7 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (+.p16 (neg.p16 d3) d4) (neg.p16 d1)))))>
0.976 * [simplify]: Simplifying (neg.p16 d1)
0.976 * * [simplify]: iters left: 1 (2 enodes)
0.977 * * [simplify]: Extracting #0: cost 1 inf + 0
0.977 * * [simplify]: Extracting #1: cost 2 inf + 0
0.977 * * [simplify]: Extracting #2: cost 1 inf + 1
0.977 * * [simplify]: Extracting #3: cost 0 inf + 82
0.977 * [simplify]: Simplified to (neg.p16 d1)
0.977 * [simplify]: Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (+.p16 (neg.p16 d3) d4) (neg.p16 d1)))))
0.977 * * * * [progress]: [ 8 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
0.977 * * * * [progress]: [ 9 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (-.p16 d4 d1) (neg.p16 d3)))))>
0.977 * * * * [progress]: [ 10 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
0.977 * * * * [progress]: [ 11 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
0.977 * * * * [progress]: [ 12 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
0.977 * * * [progress]: adding candidates to table
1.238 * * [progress]: iteration 3 / 4
1.238 * * * [progress]: picking best candidate
1.279 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
1.279 * * * [progress]: localizing error
1.463 * * * [progress]: generating rewritten candidates
1.463 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
1.477 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
1.490 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2)
1.511 * * * [progress]: generating series expansions
1.511 * * * * [progress]: [ 1 / 3 ] generating series at (2)
1.511 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
1.511 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2)
1.511 * * * [progress]: simplifying candidates
1.511 * * * * [progress]: [ 1 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
1.512 * [simplify]: Simplifying (*.p16 d1 (-.p16 (+.p16 (neg.p16 d3) d4) d1))
1.512 * * [simplify]: iters left: 4 (7 enodes)
1.515 * * [simplify]: iters left: 3 (24 enodes)
1.523 * * [simplify]: iters left: 2 (73 enodes)
1.548 * * [simplify]: iters left: 1 (248 enodes)
2.027 * * [simplify]: Extracting #0: cost 1 inf + 0
2.028 * * [simplify]: Extracting #1: cost 25 inf + 0
2.028 * * [simplify]: Extracting #2: cost 238 inf + 1
2.030 * * [simplify]: Extracting #3: cost 340 inf + 27897
2.044 * * [simplify]: Extracting #4: cost 93 inf + 256968
2.059 * * [simplify]: Extracting #5: cost 13 inf + 356607
2.076 * * [simplify]: Extracting #6: cost 1 inf + 368586
2.093 * * [simplify]: Extracting #7: cost 0 inf + 369868
2.110 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))
2.110 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))
2.110 * * * * [progress]: [ 2 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 (-.p16 (+.p16 (neg.p16 d3) d4) d1) d1)))>
2.111 * [simplify]: Simplifying (*.p16 (-.p16 (+.p16 (neg.p16 d3) d4) d1) d1)
2.111 * * [simplify]: iters left: 4 (7 enodes)
2.112 * * [simplify]: iters left: 3 (24 enodes)
2.116 * * [simplify]: iters left: 2 (73 enodes)
2.133 * * [simplify]: iters left: 1 (248 enodes)
2.275 * * [simplify]: Extracting #0: cost 1 inf + 0
2.275 * * [simplify]: Extracting #1: cost 26 inf + 0
2.276 * * [simplify]: Extracting #2: cost 250 inf + 1
2.281 * * [simplify]: Extracting #3: cost 357 inf + 29897
2.303 * * [simplify]: Extracting #4: cost 88 inf + 268617
2.335 * * [simplify]: Extracting #5: cost 13 inf + 364852
2.369 * * [simplify]: Extracting #6: cost 2 inf + 374068
2.402 * * [simplify]: Extracting #7: cost 0 inf + 376712
2.435 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))
2.435 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))
2.435 * * * * [progress]: [ 3 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1)) d1))>
2.435 * * * * [progress]: [ 4 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))>
2.436 * [simplify]: Simplifying (-.p16 d4 d1)
2.436 * * [simplify]: iters left: 1 (3 enodes)
2.437 * * [simplify]: Extracting #0: cost 1 inf + 0
2.437 * * [simplify]: Extracting #1: cost 6 inf + 0
2.437 * * [simplify]: Extracting #2: cost 5 inf + 44
2.437 * * [simplify]: Extracting #3: cost 0 inf + 1571
2.437 * [simplify]: Simplified to (-.p16 d4 d1)
2.437 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))
2.438 * * * * [progress]: [ 5 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) (neg.p16 d1))))>
2.438 * [simplify]: Simplifying (neg.p16 d1)
2.438 * * [simplify]: iters left: 1 (2 enodes)
2.439 * * [simplify]: Extracting #0: cost 1 inf + 0
2.439 * * [simplify]: Extracting #1: cost 2 inf + 0
2.439 * * [simplify]: Extracting #2: cost 1 inf + 1
2.439 * * [simplify]: Extracting #3: cost 0 inf + 82
2.439 * [simplify]: Simplified to (neg.p16 d1)
2.439 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) (neg.p16 d1))))
2.439 * * * * [progress]: [ 6 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) d1)))>
2.439 * * * * [progress]: [ 7 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 (+.p16 (neg.p16 d3) d4) d1) d2)))>
2.439 * * * * [progress]: [ 8 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
2.440 * [simplify]: Simplifying (neg.p16 d3)
2.440 * * [simplify]: iters left: 1 (2 enodes)
2.440 * * [simplify]: Extracting #0: cost 1 inf + 0
2.440 * * [simplify]: Extracting #1: cost 2 inf + 0
2.440 * * [simplify]: Extracting #2: cost 1 inf + 1
2.440 * * [simplify]: Extracting #3: cost 0 inf + 82
2.441 * [simplify]: Simplified to (neg.p16 d3)
2.441 * [simplify]: Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))
2.441 * * * * [progress]: [ 9 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (+.p16 (neg.p16 d3) d4) (neg.p16 d1)))))>
2.441 * * * * [progress]: [ 10 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (/.p16 (-.p16 (*.p16 (+.p16 (neg.p16 d3) d4) (+.p16 (neg.p16 d3) d4)) (*.p16 d1 d1)) (+.p16 (+.p16 (neg.p16 d3) d4) d1)))))>
2.441 * * * * [progress]: [ 11 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
2.441 * * * * [progress]: [ 12 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
2.441 * * * * [progress]: [ 13 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
2.441 * * * [progress]: adding candidates to table
2.917 * * [progress]: iteration 4 / 4
2.917 * * * [progress]: picking best candidate
2.967 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
2.968 * * * [progress]: localizing error
3.179 * * * [progress]: generating rewritten candidates
3.179 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
3.189 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1)
3.195 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
3.203 * * * [progress]: generating series expansions
3.203 * * * * [progress]: [ 1 / 3 ] generating series at (2)
3.203 * * * * [progress]: [ 2 / 3 ] generating series at (2 1)
3.203 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
3.203 * * * [progress]: simplifying candidates
3.203 * * * * [progress]: [ 1 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
3.203 * [simplify]: Simplifying (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))
3.203 * * [simplify]: iters left: 2 (7 enodes)
3.206 * * [simplify]: iters left: 1 (34 enodes)
3.219 * * [simplify]: Extracting #0: cost 1 inf + 0
3.219 * * [simplify]: Extracting #1: cost 20 inf + 0
3.219 * * [simplify]: Extracting #2: cost 25 inf + 411
3.220 * * [simplify]: Extracting #3: cost 11 inf + 5992
3.221 * * [simplify]: Extracting #4: cost 7 inf + 10007
3.222 * * [simplify]: Extracting #5: cost 2 inf + 13253
3.224 * * [simplify]: Extracting #6: cost 0 inf + 15977
3.225 * [simplify]: Simplified to (-.p16 (+.p16 (-.p16 d4 d1) d2) d3)
3.225 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 (-.p16 d4 d1) d2) d3)))
3.225 * * * * [progress]: [ 2 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 d4)) (*.p16 d1 (neg.p16 d1))))>
3.225 * [simplify]: Simplifying (*.p16 d1 (neg.p16 d1))
3.226 * * [simplify]: iters left: 2 (3 enodes)
3.227 * * [simplify]: iters left: 1 (6 enodes)
3.228 * * [simplify]: Extracting #0: cost 1 inf + 0
3.228 * * [simplify]: Extracting #1: cost 3 inf + 0
3.228 * * [simplify]: Extracting #2: cost 2 inf + 1
3.228 * * [simplify]: Extracting #3: cost 0 inf + 483
3.229 * [simplify]: Simplified to (*.p16 (neg.p16 d1) d1)
3.229 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 d4)) (*.p16 (neg.p16 d1) d1)))
3.229 * * * * [progress]: [ 3 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d4 d1)) (*.p16 (neg.p16 d1) d1)))>
3.229 * [simplify]: Simplifying (*.p16 (neg.p16 d1) d1)
3.229 * * [simplify]: iters left: 2 (3 enodes)
3.230 * * [simplify]: iters left: 1 (6 enodes)
3.232 * * [simplify]: Extracting #0: cost 1 inf + 0
3.232 * * [simplify]: Extracting #1: cost 3 inf + 0
3.232 * * [simplify]: Extracting #2: cost 2 inf + 1
3.232 * * [simplify]: Extracting #3: cost 0 inf + 483
3.232 * [simplify]: Simplified to (*.p16 (neg.p16 d1) d1)
3.232 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d4 d1)) (*.p16 (neg.p16 d1) d1)))
3.232 * * * * [progress]: [ 4 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (+.p16 (*.p16 d1 (neg.p16 d3)) (*.p16 d1 (-.p16 d4 d1)))))>
3.232 * [simplify]: Simplifying (*.p16 d1 d2)
3.232 * * [simplify]: iters left: 1 (3 enodes)
3.234 * * [simplify]: Extracting #0: cost 1 inf + 0
3.234 * * [simplify]: Extracting #1: cost 3 inf + 0
3.234 * * [simplify]: Extracting #2: cost 1 inf + 2
3.234 * * [simplify]: Extracting #3: cost 0 inf + 324
3.234 * [simplify]: Simplified to (*.p16 d2 d1)
3.234 * [simplify]: Simplified (2 1) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (+.p16 (*.p16 d1 (neg.p16 d3)) (*.p16 d1 (-.p16 d4 d1)))))
3.234 * * * * [progress]: [ 5 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (+.p16 (*.p16 (neg.p16 d3) d1) (*.p16 d1 (-.p16 d4 d1)))))>
3.234 * [simplify]: Simplifying (*.p16 d2 d1)
3.234 * * [simplify]: iters left: 1 (3 enodes)
3.235 * * [simplify]: Extracting #0: cost 1 inf + 0
3.235 * * [simplify]: Extracting #1: cost 3 inf + 0
3.236 * * [simplify]: Extracting #2: cost 1 inf + 2
3.236 * * [simplify]: Extracting #3: cost 0 inf + 324
3.236 * [simplify]: Simplified to (*.p16 d1 d2)
3.236 * [simplify]: Simplified (2 1) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (+.p16 (*.p16 (neg.p16 d3) d1) (*.p16 d1 (-.p16 d4 d1)))))
3.236 * * * * [progress]: [ 6 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
3.236 * [simplify]: Simplifying (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))
3.236 * * [simplify]: iters left: 2 (7 enodes)
3.239 * * [simplify]: iters left: 1 (34 enodes)
3.251 * * [simplify]: Extracting #0: cost 1 inf + 0
3.251 * * [simplify]: Extracting #1: cost 20 inf + 0
3.251 * * [simplify]: Extracting #2: cost 25 inf + 411
3.258 * * [simplify]: Extracting #3: cost 11 inf + 5992
3.259 * * [simplify]: Extracting #4: cost 7 inf + 10007
3.260 * * [simplify]: Extracting #5: cost 2 inf + 13253
3.262 * * [simplify]: Extracting #6: cost 0 inf + 15977
3.263 * [simplify]: Simplified to (-.p16 (+.p16 (-.p16 d4 d1) d2) d3)
3.263 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 (-.p16 d4 d1) d2) d3)))
3.263 * * * * [progress]: [ 7 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d4 d1)) (*.p16 d1 (-.p16 d2 d3))))>
3.263 * * * * [progress]: [ 8 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 d3))) (*.p16 d1 (-.p16 d4 d1))))>
3.263 * [simplify]: Simplifying (*.p16 d1 (neg.p16 d3))
3.264 * * [simplify]: iters left: 2 (4 enodes)
3.265 * * [simplify]: iters left: 1 (9 enodes)
3.267 * * [simplify]: Extracting #0: cost 1 inf + 0
3.267 * * [simplify]: Extracting #1: cost 3 inf + 0
3.267 * * [simplify]: Extracting #2: cost 3 inf + 1
3.268 * * [simplify]: Extracting #3: cost 0 inf + 485
3.268 * [simplify]: Simplified to (*.p16 d1 (neg.p16 d3))
3.268 * [simplify]: Simplified (2 1 2) to (λ (d1 d2 d3 d4) (+.p16 (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 d3))) (*.p16 d1 (-.p16 d4 d1))))
3.268 * * * * [progress]: [ 9 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (+.p16 (*.p16 d2 d1) (*.p16 (neg.p16 d3) d1)) (*.p16 d1 (-.p16 d4 d1))))>
3.268 * [simplify]: Simplifying (*.p16 (neg.p16 d3) d1)
3.268 * * [simplify]: iters left: 2 (4 enodes)
3.270 * * [simplify]: iters left: 1 (9 enodes)
3.272 * * [simplify]: Extracting #0: cost 1 inf + 0
3.272 * * [simplify]: Extracting #1: cost 3 inf + 0
3.272 * * [simplify]: Extracting #2: cost 3 inf + 1
3.272 * * [simplify]: Extracting #3: cost 2 inf + 2
3.272 * * [simplify]: Extracting #4: cost 0 inf + 485
3.272 * [simplify]: Simplified to (*.p16 d1 (neg.p16 d3))
3.272 * [simplify]: Simplified (2 1 2) to (λ (d1 d2 d3 d4) (+.p16 (+.p16 (*.p16 d2 d1) (*.p16 d1 (neg.p16 d3))) (*.p16 d1 (-.p16 d4 d1))))
3.272 * * * * [progress]: [ 10 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (/.p16 (*.p16 d1 (-.p16 (*.p16 d2 d2) (*.p16 d3 d3))) (+.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
3.273 * [simplify]: Simplifying (+.p16 d2 d3)
3.273 * * [simplify]: iters left: 1 (3 enodes)
3.275 * * [simplify]: Extracting #0: cost 1 inf + 0
3.275 * * [simplify]: Extracting #1: cost 3 inf + 0
3.275 * * [simplify]: Extracting #2: cost 1 inf + 2
3.275 * * [simplify]: Extracting #3: cost 0 inf + 44
3.275 * [simplify]: Simplified to (+.p16 d3 d2)
3.275 * [simplify]: Simplified (2 1 2) to (λ (d1 d2 d3 d4) (+.p16 (/.p16 (*.p16 d1 (-.p16 (*.p16 d2 d2) (*.p16 d3 d3))) (+.p16 d3 d2)) (*.p16 d1 (-.p16 d4 d1))))
3.275 * * * * [progress]: [ 11 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 d1 (-.p16 d4 d1))))>
3.275 * * * * [progress]: [ 12 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (+.p16 (*.p16 d1 d4) (*.p16 d1 (neg.p16 d1)))))>
3.275 * [simplify]: Simplifying (*.p16 d1 (neg.p16 d1))
3.275 * * [simplify]: iters left: 2 (3 enodes)
3.277 * * [simplify]: iters left: 1 (6 enodes)
3.278 * * [simplify]: Extracting #0: cost 1 inf + 0
3.278 * * [simplify]: Extracting #1: cost 3 inf + 0
3.278 * * [simplify]: Extracting #2: cost 2 inf + 1
3.278 * * [simplify]: Extracting #3: cost 0 inf + 483
3.278 * [simplify]: Simplified to (*.p16 (neg.p16 d1) d1)
3.278 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (+.p16 (*.p16 d1 d4) (*.p16 (neg.p16 d1) d1))))
3.279 * * * * [progress]: [ 13 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (+.p16 (*.p16 d4 d1) (*.p16 (neg.p16 d1) d1))))>
3.279 * [simplify]: Simplifying (*.p16 (neg.p16 d1) d1)
3.279 * * [simplify]: iters left: 2 (3 enodes)
3.280 * * [simplify]: iters left: 1 (6 enodes)
3.282 * * [simplify]: Extracting #0: cost 1 inf + 0
3.282 * * [simplify]: Extracting #1: cost 3 inf + 0
3.282 * * [simplify]: Extracting #2: cost 2 inf + 1
3.282 * * [simplify]: Extracting #3: cost 0 inf + 483
3.282 * [simplify]: Simplified to (*.p16 (neg.p16 d1) d1)
3.282 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (+.p16 (*.p16 d4 d1) (*.p16 (neg.p16 d1) d1))))
3.282 * * * * [progress]: [ 14 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (/.p16 (*.p16 d1 (-.p16 (*.p16 d4 d4) (*.p16 d1 d1))) (+.p16 d4 d1))))>
3.282 * [simplify]: Simplifying (+.p16 d4 d1)
3.282 * * [simplify]: iters left: 1 (3 enodes)
3.284 * * [simplify]: Extracting #0: cost 1 inf + 0
3.284 * * [simplify]: Extracting #1: cost 3 inf + 0
3.284 * * [simplify]: Extracting #2: cost 1 inf + 2
3.284 * * [simplify]: Extracting #3: cost 0 inf + 44
3.284 * [simplify]: Simplified to (+.p16 d1 d4)
3.284 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (/.p16 (*.p16 d1 (-.p16 (*.p16 d4 d4) (*.p16 d1 d1))) (+.p16 d1 d4))))
3.284 * * * * [progress]: [ 15 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 (-.p16 d4 d1) d1)))>
3.284 * * * * [progress]: [ 16 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
3.284 * [simplify]: Simplifying (*.p16 d1 (-.p16 d4 d1))
3.284 * * [simplify]: iters left: 2 (4 enodes)
3.286 * * [simplify]: iters left: 1 (16 enodes)
3.291 * * [simplify]: Extracting #0: cost 1 inf + 0
3.291 * * [simplify]: Extracting #1: cost 10 inf + 0
3.291 * * [simplify]: Extracting #2: cost 12 inf + 1
3.291 * * [simplify]: Extracting #3: cost 11 inf + 1249
3.292 * * [simplify]: Extracting #4: cost 6 inf + 3901
3.292 * * [simplify]: Extracting #5: cost 1 inf + 7028
3.293 * * [simplify]: Extracting #6: cost 0 inf + 8390
3.293 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 d1))
3.293 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))
3.293 * * * * [progress]: [ 17 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
3.294 * [simplify]: Simplifying (*.p16 d1 (-.p16 d4 d1))
3.294 * * [simplify]: iters left: 2 (4 enodes)
3.295 * * [simplify]: iters left: 1 (16 enodes)
3.301 * * [simplify]: Extracting #0: cost 1 inf + 0
3.301 * * [simplify]: Extracting #1: cost 10 inf + 0
3.301 * * [simplify]: Extracting #2: cost 12 inf + 1
3.301 * * [simplify]: Extracting #3: cost 11 inf + 1249
3.301 * * [simplify]: Extracting #4: cost 6 inf + 3901
3.302 * * [simplify]: Extracting #5: cost 1 inf + 7028
3.302 * * [simplify]: Extracting #6: cost 0 inf + 8390
3.303 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 d1))
3.303 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))
3.303 * * * * [progress]: [ 18 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
3.303 * [simplify]: Simplifying (*.p16 d1 (-.p16 d4 d1))
3.303 * * [simplify]: iters left: 2 (4 enodes)
3.305 * * [simplify]: iters left: 1 (16 enodes)
3.310 * * [simplify]: Extracting #0: cost 1 inf + 0
3.310 * * [simplify]: Extracting #1: cost 10 inf + 0
3.310 * * [simplify]: Extracting #2: cost 12 inf + 1
3.310 * * [simplify]: Extracting #3: cost 11 inf + 1249
3.311 * * [simplify]: Extracting #4: cost 6 inf + 3901
3.311 * * [simplify]: Extracting #5: cost 1 inf + 7028
3.312 * * [simplify]: Extracting #6: cost 0 inf + 8390
3.312 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 d1))
3.312 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))
3.312 * * * [progress]: adding candidates to table
3.844 * [progress]: [Phase 3 of 3] Extracting.
3.844 * * [regime]: Finding splitpoints for: (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (/.p16 (*.p16 d1 (-.p16 (*.p16 d4 d4) (*.p16 d1 d1))) (+.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (+.p16 (*.p16 d1 (neg.p16 d3)) (*.p16 d1 (-.p16 d4 d1)))))> #<alt (λ (d1 d2 d3 d4) (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>)
3.845 * * * [regime-changes]: Trying 4 branch expressions: (d4 d3 d2 d1)
3.845 * * * * [regimes]: Trying to branch on d4 from (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (/.p16 (*.p16 d1 (-.p16 (*.p16 d4 d4) (*.p16 d1 d1))) (+.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (+.p16 (*.p16 d1 (neg.p16 d3)) (*.p16 d1 (-.p16 d4 d1)))))> #<alt (λ (d1 d2 d3 d4) (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>)
3.965 * * * * [regimes]: Trying to branch on d3 from (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (/.p16 (*.p16 d1 (-.p16 (*.p16 d4 d4) (*.p16 d1 d1))) (+.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (+.p16 (*.p16 d1 (neg.p16 d3)) (*.p16 d1 (-.p16 d4 d1)))))> #<alt (λ (d1 d2 d3 d4) (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>)
4.085 * * * * [regimes]: Trying to branch on d2 from (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (/.p16 (*.p16 d1 (-.p16 (*.p16 d4 d4) (*.p16 d1 d1))) (+.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (+.p16 (*.p16 d1 (neg.p16 d3)) (*.p16 d1 (-.p16 d4 d1)))))> #<alt (λ (d1 d2 d3 d4) (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>)
4.206 * * * * [regimes]: Trying to branch on d1 from (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (/.p16 (*.p16 d1 (-.p16 (*.p16 d4 d4) (*.p16 d1 d1))) (+.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (+.p16 (*.p16 d1 (neg.p16 d3)) (*.p16 d1 (-.p16 d4 d1)))))> #<alt (λ (d1 d2 d3 d4) (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>)
4.326 * * * [regime]: Found split indices: #<option (#s(si 5 256))>
4.326 * [simplify]: Simplifying (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1)))
4.327 * * [simplify]: iters left: 5 (9 enodes)
4.327 * * [simplify]: Extracting #0: cost 1 inf + 0
4.327 * * [simplify]: Extracting #1: cost 3 inf + 0
4.327 * * [simplify]: Extracting #2: cost 4 inf + 1
4.327 * * [simplify]: Extracting #3: cost 4 inf + 2
4.327 * * [simplify]: Extracting #4: cost 6 inf + 2
4.327 * * [simplify]: Extracting #5: cost 6 inf + 3
4.327 * * [simplify]: Extracting #6: cost 0 inf + 1218
4.327 * [simplify]: Simplified to (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1)))
4.327 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
4.372 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
4.374 * * * * [points]: Setting MPFR precision to 64
4.375 * * * * [points]: Setting MPFR precision to 320
4.376 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
4.377 * * * * [points]: Setting MPFR precision to 64
4.379 * * * * [points]: Setting MPFR precision to 320
4.381 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
4.382 * * * * [points]: Setting MPFR precision to 64
4.387 * * * * [points]: Setting MPFR precision to 320
4.391 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
4.393 * * * * [points]: Setting MPFR precision to 64
4.401 * * * * [points]: Setting MPFR precision to 320
4.410 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
4.411 * * * * [points]: Setting MPFR precision to 64
4.428 * * * * [points]: Setting MPFR precision to 320
4.446 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
4.448 * * * * [points]: Setting MPFR precision to 64
4.507 * * * * [points]: Setting MPFR precision to 320
4.542 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
4.543 * * * * [points]: Setting MPFR precision to 64
4.649 * * * * [points]: Setting MPFR precision to 320
4.719 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
4.721 * * * * [points]: Setting MPFR precision to 64
4.891 * * * * [points]: Setting MPFR precision to 320
5.093 * * * * [points]: Computing exacts for 8000 points
5.094 * * * * [points]: Setting MPFR precision to 64
5.890 * * * * [points]: Setting MPFR precision to 320
7.421 * * * * [points]: Filtering points with unrepresentable outputs
7.471 * * * * [points]: Sampled 8000 points with exact outputs
10.740 * [regime-testing]: Baseline error score: 64.0
10.744 * [regime-testing]: Oracle error score: 64.0
10.753 * [regime-testing]: End program error score: 0.39262181906367005