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
0.005 * * * * [points]: Computing exacts on every 16 of 256 points to ramp up precision
0.008 * * * * [points]: Setting MPFR precision to 64
0.010 * * * * [points]: Setting MPFR precision to 320
0.012 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision
0.014 * * * * [points]: Setting MPFR precision to 64
0.018 * * * * [points]: Setting MPFR precision to 320
0.021 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.023 * * * * [points]: Setting MPFR precision to 64
0.030 * * * * [points]: Setting MPFR precision to 320
0.037 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.039 * * * * [points]: Setting MPFR precision to 64
0.049 * * * * [points]: Setting MPFR precision to 320
0.058 * * * * [points]: Computing exacts for 256 points
0.060 * * * * [points]: Setting MPFR precision to 64
0.089 * * * * [points]: Setting MPFR precision to 320
0.111 * * * * [points]: Filtering points with unrepresentable outputs
0.111 * * * * [points]: Sampled 256 points with exact outputs
0.111 * * * [progress]: [2/2] Setting up program.
0.117 * [progress]: [Phase 2 of 3] Improving.
0.117 * * * * [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)))>
0.118 * [simplify]: Simplifying (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1))
0.118 * * [simplify]: iters left: 4 (11 enodes)
0.120 * * [simplify]: iters left: 3 (43 enodes)
0.129 * * [simplify]: iters left: 2 (148 enodes)
0.208 * * [simplify]: Extracting #0: cost 1 inf + 0
0.208 * * [simplify]: Extracting #1: cost 40 inf + 0
0.209 * * [simplify]: Extracting #2: cost 128 inf + 322
0.210 * * [simplify]: Extracting #3: cost 222 inf + 10234
0.217 * * [simplify]: Extracting #4: cost 153 inf + 124713
0.235 * * [simplify]: Extracting #5: cost 28 inf + 253727
0.254 * * [simplify]: Extracting #6: cost 1 inf + 271088
0.279 * * [simplify]: Extracting #7: cost 0 inf + 269810
0.298 * * [simplify]: Extracting #8: cost 0 inf + 269170
0.317 * [simplify]: Simplified to (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)))
0.317 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))
0.340 * * [progress]: iteration 1 / 4
0.340 * * * [progress]: picking best candidate
0.360 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
0.360 * * * [progress]: localizing error
0.513 * * * [progress]: generating rewritten candidates
0.513 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.527 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.540 * * * [progress]: generating series expansions
0.540 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.540 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.540 * * * [progress]: simplifying candidates
0.540 * * * * [progress]: [ 1 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (-.p16 d2 d3) d4) (neg.p16 d1))))>
0.541 * [simplify]: Simplifying (neg.p16 d1)
0.541 * * [simplify]: iters left: 1 (2 enodes)
0.542 * * [simplify]: Extracting #0: cost 1 inf + 0
0.542 * * [simplify]: Extracting #1: cost 2 inf + 0
0.542 * * [simplify]: Extracting #2: cost 1 inf + 1
0.542 * * [simplify]: Extracting #3: cost 0 inf + 82
0.542 * [simplify]: Simplified to (neg.p16 d1)
0.542 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (-.p16 d2 d3) d4) (neg.p16 d1))))
0.542 * * * * [progress]: [ 2 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
0.542 * * * * [progress]: [ 3 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 (-.p16 d2 d3) d4) d1)))>
0.542 * * * * [progress]: [ 4 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
0.542 * * * * [progress]: [ 5 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d4 d1) (-.p16 d2 d3))))>
0.542 * * * * [progress]: [ 6 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
0.542 * [simplify]: Simplifying (*.p16 d1 (-.p16 d4 d1))
0.543 * * [simplify]: iters left: 2 (4 enodes)
0.544 * * [simplify]: iters left: 1 (16 enodes)
0.550 * * [simplify]: Extracting #0: cost 1 inf + 0
0.550 * * [simplify]: Extracting #1: cost 10 inf + 0
0.550 * * [simplify]: Extracting #2: cost 12 inf + 1
0.550 * * [simplify]: Extracting #3: cost 11 inf + 1249
0.551 * * [simplify]: Extracting #4: cost 6 inf + 3901
0.551 * * [simplify]: Extracting #5: cost 1 inf + 7028
0.551 * * [simplify]: Extracting #6: cost 0 inf + 8390
0.552 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 d1))
0.552 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))
0.552 * * * * [progress]: [ 7 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>
0.552 * [simplify]: Simplifying (*.p16 (-.p16 d4 d1) d1)
0.553 * * [simplify]: iters left: 2 (4 enodes)
0.554 * * [simplify]: iters left: 1 (16 enodes)
0.560 * * [simplify]: Extracting #0: cost 1 inf + 0
0.560 * * [simplify]: Extracting #1: cost 10 inf + 0
0.560 * * [simplify]: Extracting #2: cost 12 inf + 1
0.560 * * [simplify]: Extracting #3: cost 13 inf + 885
0.561 * * [simplify]: Extracting #4: cost 8 inf + 2697
0.561 * * [simplify]: Extracting #5: cost 2 inf + 6266
0.562 * * [simplify]: Extracting #6: cost 0 inf + 8390
0.562 * [simplify]: Simplified to (*.p16 (-.p16 d4 d1) d1)
0.562 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))
0.562 * * * * [progress]: [ 8 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1))>
0.562 * * * * [progress]: [ 9 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
0.563 * [simplify]: Simplifying (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)))
0.563 * * [simplify]: iters left: 3 (8 enodes)
0.567 * * [simplify]: iters left: 2 (42 enodes)
0.583 * * [simplify]: iters left: 1 (117 enodes)
0.641 * * [simplify]: Extracting #0: cost 1 inf + 0
0.641 * * [simplify]: Extracting #1: cost 24 inf + 0
0.642 * * [simplify]: Extracting #2: cost 56 inf + 1
0.642 * * [simplify]: Extracting #3: cost 108 inf + 1181
0.646 * * [simplify]: Extracting #4: cost 85 inf + 24120
0.652 * * [simplify]: Extracting #5: cost 33 inf + 70189
0.661 * * [simplify]: Extracting #6: cost 1 inf + 97168
0.669 * * [simplify]: Extracting #7: cost 0 inf + 98411
0.677 * [simplify]: Simplified to (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1)
0.677 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1))
0.677 * * * * [progress]: [ 10 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
0.677 * [simplify]: Simplifying (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)))
0.677 * * [simplify]: iters left: 3 (8 enodes)
0.679 * * [simplify]: iters left: 2 (42 enodes)
0.687 * * [simplify]: iters left: 1 (117 enodes)
0.731 * * [simplify]: Extracting #0: cost 1 inf + 0
0.731 * * [simplify]: Extracting #1: cost 24 inf + 0
0.731 * * [simplify]: Extracting #2: cost 56 inf + 1
0.732 * * [simplify]: Extracting #3: cost 108 inf + 1181
0.734 * * [simplify]: Extracting #4: cost 85 inf + 24120
0.743 * * [simplify]: Extracting #5: cost 33 inf + 70189
0.750 * * [simplify]: Extracting #6: cost 1 inf + 97168
0.757 * * [simplify]: Extracting #7: cost 0 inf + 98411
0.765 * [simplify]: Simplified to (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1)
0.765 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1))
0.765 * * * [progress]: adding candidates to table
0.929 * * [progress]: iteration 2 / 4
0.929 * * * [progress]: picking best candidate
0.974 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
0.974 * * * [progress]: localizing error
1.109 * * * [progress]: generating rewritten candidates
1.109 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2 2)
1.117 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
1.126 * * * * [progress]: [ 3 / 3 ] rewriting at (2)
1.136 * * * [progress]: generating series expansions
1.136 * * * * [progress]: [ 1 / 3 ] generating series at (2 2 2)
1.137 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
1.137 * * * * [progress]: [ 3 / 3 ] generating series at (2)
1.137 * * * [progress]: simplifying candidates
1.137 * * * * [progress]: [ 1 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (+.p16 (neg.p16 d3) d4) (neg.p16 d1)))))>
1.137 * [simplify]: Simplifying (neg.p16 d1)
1.137 * * [simplify]: iters left: 1 (2 enodes)
1.138 * * [simplify]: Extracting #0: cost 1 inf + 0
1.138 * * [simplify]: Extracting #1: cost 2 inf + 0
1.138 * * [simplify]: Extracting #2: cost 1 inf + 1
1.138 * * [simplify]: Extracting #3: cost 0 inf + 82
1.138 * [simplify]: Simplified to (neg.p16 d1)
1.138 * [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)))))
1.138 * * * * [progress]: [ 2 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
1.138 * * * * [progress]: [ 3 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (-.p16 d4 d1) (neg.p16 d3)))))>
1.138 * * * * [progress]: [ 4 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))>
1.139 * [simplify]: Simplifying (-.p16 d4 d1)
1.139 * * [simplify]: iters left: 1 (3 enodes)
1.140 * * [simplify]: Extracting #0: cost 1 inf + 0
1.140 * * [simplify]: Extracting #1: cost 6 inf + 0
1.140 * * [simplify]: Extracting #2: cost 5 inf + 44
1.140 * * [simplify]: Extracting #3: cost 0 inf + 1571
1.140 * [simplify]: Simplified to (-.p16 d4 d1)
1.140 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))
1.140 * * * * [progress]: [ 5 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) d1)))>
1.141 * * * * [progress]: [ 6 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (neg.p16 d3) (-.p16 d4 d1)) d2)))>
1.141 * * * * [progress]: [ 7 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
1.141 * [simplify]: Simplifying (*.p16 d1 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))
1.141 * * [simplify]: iters left: 3 (7 enodes)
1.144 * * [simplify]: iters left: 2 (30 enodes)
1.163 * * [simplify]: iters left: 1 (63 enodes)
1.188 * * [simplify]: Extracting #0: cost 1 inf + 0
1.188 * * [simplify]: Extracting #1: cost 14 inf + 0
1.188 * * [simplify]: Extracting #2: cost 31 inf + 1
1.188 * * [simplify]: Extracting #3: cost 48 inf + 935
1.190 * * [simplify]: Extracting #4: cost 28 inf + 12916
1.192 * * [simplify]: Extracting #5: cost 11 inf + 28880
1.195 * * [simplify]: Extracting #6: cost 1 inf + 38934
1.198 * * [simplify]: Extracting #7: cost 0 inf + 40776
1.200 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 (+.p16 d1 d3)))
1.201 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (-.p16 d4 (+.p16 d1 d3)))))
1.201 * * * * [progress]: [ 8 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 (+.p16 (neg.p16 d3) (-.p16 d4 d1)) d1)))>
1.201 * [simplify]: Simplifying (*.p16 (+.p16 (neg.p16 d3) (-.p16 d4 d1)) d1)
1.201 * * [simplify]: iters left: 3 (7 enodes)
1.204 * * [simplify]: iters left: 2 (24 enodes)
1.212 * * [simplify]: iters left: 1 (53 enodes)
1.233 * * [simplify]: Extracting #0: cost 1 inf + 0
1.234 * * [simplify]: Extracting #1: cost 12 inf + 0
1.234 * * [simplify]: Extracting #2: cost 29 inf + 1
1.234 * * [simplify]: Extracting #3: cost 30 inf + 1661
1.235 * * [simplify]: Extracting #4: cost 29 inf + 7378
1.237 * * [simplify]: Extracting #5: cost 15 inf + 18416
1.239 * * [simplify]: Extracting #6: cost 1 inf + 30838
1.241 * * [simplify]: Extracting #7: cost 0 inf + 32840
1.244 * [simplify]: Simplified to (*.p16 (-.p16 d4 (+.p16 d1 d3)) d1)
1.244 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 (-.p16 d4 (+.p16 d1 d3)) d1)))
1.244 * * * * [progress]: [ 9 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1))) d1))>
1.244 * * * * [progress]: [ 10 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
1.244 * * * * [progress]: [ 11 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
1.244 * * * * [progress]: [ 12 / 12 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
1.244 * * * [progress]: adding candidates to table
1.468 * * [progress]: iteration 3 / 4
1.468 * * * [progress]: picking best candidate
1.511 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
1.511 * * * [progress]: localizing error
1.612 * * * [progress]: generating rewritten candidates
1.612 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2)
1.627 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
1.640 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2)
1.652 * * * [progress]: generating series expansions
1.653 * * * * [progress]: [ 1 / 3 ] generating series at (2 2)
1.653 * * * * [progress]: [ 2 / 3 ] generating series at (2)
1.653 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2)
1.653 * * * [progress]: simplifying candidates
1.653 * * * * [progress]: [ 1 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))>
1.653 * [simplify]: Simplifying (-.p16 d4 d1)
1.653 * * [simplify]: iters left: 1 (3 enodes)
1.655 * * [simplify]: Extracting #0: cost 1 inf + 0
1.655 * * [simplify]: Extracting #1: cost 6 inf + 0
1.655 * * [simplify]: Extracting #2: cost 5 inf + 44
1.655 * * [simplify]: Extracting #3: cost 0 inf + 1571
1.655 * [simplify]: Simplified to (-.p16 d4 d1)
1.655 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))
1.655 * * * * [progress]: [ 2 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) (neg.p16 d1))))>
1.655 * [simplify]: Simplifying (neg.p16 d1)
1.655 * * [simplify]: iters left: 1 (2 enodes)
1.656 * * [simplify]: Extracting #0: cost 1 inf + 0
1.656 * * [simplify]: Extracting #1: cost 2 inf + 0
1.656 * * [simplify]: Extracting #2: cost 1 inf + 1
1.656 * * [simplify]: Extracting #3: cost 0 inf + 82
1.656 * [simplify]: Simplified to (neg.p16 d1)
1.656 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) (neg.p16 d1))))
1.657 * * * * [progress]: [ 3 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d2 (+.p16 (neg.p16 d3) d4)) d1)))>
1.657 * * * * [progress]: [ 4 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 (+.p16 (neg.p16 d3) d4) d1) d2)))>
1.657 * * * * [progress]: [ 5 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
1.657 * [simplify]: Simplifying (*.p16 d1 (-.p16 (+.p16 (neg.p16 d3) d4) d1))
1.657 * * [simplify]: iters left: 4 (7 enodes)
1.660 * * [simplify]: iters left: 3 (24 enodes)
1.669 * * [simplify]: iters left: 2 (73 enodes)
1.706 * * [simplify]: iters left: 1 (248 enodes)
1.859 * * [simplify]: Extracting #0: cost 1 inf + 0
1.859 * * [simplify]: Extracting #1: cost 25 inf + 0
1.860 * * [simplify]: Extracting #2: cost 238 inf + 1
1.862 * * [simplify]: Extracting #3: cost 340 inf + 27897
1.871 * * [simplify]: Extracting #4: cost 93 inf + 256968
1.887 * * [simplify]: Extracting #5: cost 13 inf + 356607
1.918 * * [simplify]: Extracting #6: cost 1 inf + 368586
1.954 * * [simplify]: Extracting #7: cost 0 inf + 369868
1.971 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))
1.971 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))
1.971 * * * * [progress]: [ 6 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 (-.p16 (+.p16 (neg.p16 d3) d4) d1) d1)))>
1.971 * [simplify]: Simplifying (*.p16 (-.p16 (+.p16 (neg.p16 d3) d4) d1) d1)
1.972 * * [simplify]: iters left: 4 (7 enodes)
1.973 * * [simplify]: iters left: 3 (24 enodes)
1.978 * * [simplify]: iters left: 2 (73 enodes)
2.003 * * [simplify]: iters left: 1 (248 enodes)
2.177 * * [simplify]: Extracting #0: cost 1 inf + 0
2.178 * * [simplify]: Extracting #1: cost 26 inf + 0
2.179 * * [simplify]: Extracting #2: cost 250 inf + 1
2.183 * * [simplify]: Extracting #3: cost 357 inf + 29897
2.197 * * [simplify]: Extracting #4: cost 88 inf + 268617
2.213 * * [simplify]: Extracting #5: cost 13 inf + 364852
2.236 * * [simplify]: Extracting #6: cost 2 inf + 374068
2.273 * * [simplify]: Extracting #7: cost 0 inf + 376712
2.306 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))
2.306 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))
2.306 * * * * [progress]: [ 7 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1)) d1))>
2.306 * * * * [progress]: [ 8 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
2.306 * [simplify]: Simplifying (neg.p16 d3)
2.306 * * [simplify]: iters left: 1 (2 enodes)
2.307 * * [simplify]: Extracting #0: cost 1 inf + 0
2.307 * * [simplify]: Extracting #1: cost 2 inf + 0
2.308 * * [simplify]: Extracting #2: cost 1 inf + 1
2.308 * * [simplify]: Extracting #3: cost 0 inf + 82
2.308 * [simplify]: Simplified to (neg.p16 d3)
2.308 * [simplify]: Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))
2.308 * * * * [progress]: [ 9 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (+.p16 (neg.p16 d3) d4) (neg.p16 d1)))))>
2.308 * * * * [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)))))>
2.308 * * * * [progress]: [ 11 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
2.308 * * * * [progress]: [ 12 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
2.308 * * * * [progress]: [ 13 / 13 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (-.p16 (+.p16 (neg.p16 d3) d4) d1))))>
2.308 * * * [progress]: adding candidates to table
2.812 * * [progress]: iteration 4 / 4
2.812 * * * [progress]: picking best candidate
2.877 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))>
2.877 * * * [progress]: localizing error
3.015 * * * [progress]: generating rewritten candidates
3.015 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
3.024 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
3.032 * * * [progress]: generating series expansions
3.032 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
3.032 * * * * [progress]: [ 2 / 2 ] generating series at (2)
3.032 * * * [progress]: simplifying candidates
3.032 * * * * [progress]: [ 1 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (+.p16 d2 (neg.p16 d3)) d4) (neg.p16 d1))))>
3.032 * [simplify]: Simplifying (neg.p16 d1)
3.032 * * [simplify]: iters left: 1 (2 enodes)
3.033 * * [simplify]: Extracting #0: cost 1 inf + 0
3.033 * * [simplify]: Extracting #1: cost 2 inf + 0
3.033 * * [simplify]: Extracting #2: cost 1 inf + 1
3.033 * * [simplify]: Extracting #3: cost 0 inf + 82
3.033 * [simplify]: Simplified to (neg.p16 d1)
3.033 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (+.p16 d2 (neg.p16 d3)) d4) (neg.p16 d1))))
3.033 * * * * [progress]: [ 2 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
3.033 * * * * [progress]: [ 3 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 (+.p16 d2 (neg.p16 d3)) d4) d1)))>
3.033 * * * * [progress]: [ 4 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
3.033 * * * * [progress]: [ 5 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d4 d1) (+.p16 d2 (neg.p16 d3)))))>
3.033 * * * * [progress]: [ 6 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (+.p16 d2 (neg.p16 d3))) (*.p16 d1 (-.p16 d4 d1))))>
3.033 * [simplify]: Simplifying (*.p16 d1 (-.p16 d4 d1))
3.033 * * [simplify]: iters left: 2 (4 enodes)
3.034 * * [simplify]: iters left: 1 (16 enodes)
3.037 * * [simplify]: Extracting #0: cost 1 inf + 0
3.037 * * [simplify]: Extracting #1: cost 10 inf + 0
3.037 * * [simplify]: Extracting #2: cost 12 inf + 1
3.037 * * [simplify]: Extracting #3: cost 11 inf + 1249
3.037 * * [simplify]: Extracting #4: cost 6 inf + 3901
3.037 * * [simplify]: Extracting #5: cost 1 inf + 7028
3.037 * * [simplify]: Extracting #6: cost 0 inf + 8390
3.038 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 d1))
3.038 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (+.p16 d2 (neg.p16 d3))) (*.p16 d1 (-.p16 d4 d1))))
3.038 * * * * [progress]: [ 7 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (+.p16 d2 (neg.p16 d3)) d1) (*.p16 (-.p16 d4 d1) d1)))>
3.038 * [simplify]: Simplifying (*.p16 (-.p16 d4 d1) d1)
3.038 * * [simplify]: iters left: 2 (4 enodes)
3.039 * * [simplify]: iters left: 1 (16 enodes)
3.041 * * [simplify]: Extracting #0: cost 1 inf + 0
3.041 * * [simplify]: Extracting #1: cost 10 inf + 0
3.042 * * [simplify]: Extracting #2: cost 12 inf + 1
3.042 * * [simplify]: Extracting #3: cost 13 inf + 885
3.042 * * [simplify]: Extracting #4: cost 8 inf + 2697
3.042 * * [simplify]: Extracting #5: cost 2 inf + 6266
3.042 * * [simplify]: Extracting #6: cost 0 inf + 8390
3.042 * [simplify]: Simplified to (*.p16 (-.p16 d4 d1) d1)
3.042 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 (+.p16 d2 (neg.p16 d3)) d1) (*.p16 (-.p16 d4 d1) d1)))
3.043 * * * * [progress]: [ 8 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1)) d1))>
3.043 * * * * [progress]: [ 9 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))>
3.043 * [simplify]: Simplifying (-.p16 d4 d1)
3.043 * * [simplify]: iters left: 1 (3 enodes)
3.043 * * [simplify]: Extracting #0: cost 1 inf + 0
3.043 * * [simplify]: Extracting #1: cost 6 inf + 0
3.044 * * [simplify]: Extracting #2: cost 5 inf + 44
3.044 * * [simplify]: Extracting #3: cost 0 inf + 1571
3.044 * [simplify]: Simplified to (-.p16 d4 d1)
3.044 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))
3.044 * * * * [progress]: [ 10 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))>
3.044 * [simplify]: Simplifying (-.p16 d4 d1)
3.044 * * [simplify]: iters left: 1 (3 enodes)
3.045 * * [simplify]: Extracting #0: cost 1 inf + 0
3.045 * * [simplify]: Extracting #1: cost 6 inf + 0
3.045 * * [simplify]: Extracting #2: cost 5 inf + 44
3.045 * * [simplify]: Extracting #3: cost 0 inf + 1571
3.045 * [simplify]: Simplified to (-.p16 d4 d1)
3.045 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))
3.045 * * * [progress]: adding candidates to table
3.269 * [progress]: [Phase 3 of 3] Extracting.
3.269 * * [regime]: Finding splitpoints for: (#<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 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 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 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>)
3.270 * * * [regime-changes]: Trying 4 branch expressions: (d4 d3 d2 d1)
3.270 * * * * [regimes]: Trying to branch on d4 from (#<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 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 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 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>)
3.372 * * * * [regimes]: Trying to branch on d3 from (#<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 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 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 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>)
3.484 * * * * [regimes]: Trying to branch on d2 from (#<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 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 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 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>)
3.646 * * * * [regimes]: Trying to branch on d1 from (#<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 (+.p16 d2 (neg.p16 d3)) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 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 (*.p16 d2 d1) (*.p16 d1 (-.p16 d4 (+.p16 d3 d1)))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>)
3.781 * * * [regime]: Found split indices: #<option (#s(si 2 256))>
3.781 * [simplify]: Simplifying (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1))))
3.781 * * [simplify]: iters left: 4 (9 enodes)
3.781 * * [simplify]: Extracting #0: cost 1 inf + 0
3.782 * * [simplify]: Extracting #1: cost 3 inf + 0
3.782 * * [simplify]: Extracting #2: cost 4 inf + 1
3.782 * * [simplify]: Extracting #3: cost 5 inf + 2
3.782 * * [simplify]: Extracting #4: cost 7 inf + 2
3.782 * * [simplify]: Extracting #5: cost 0 inf + 1178
3.782 * [simplify]: Simplified to (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1))))
3.782 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
3.845 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
3.847 * * * * [points]: Setting MPFR precision to 64
3.849 * * * * [points]: Setting MPFR precision to 320
3.851 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
3.853 * * * * [points]: Setting MPFR precision to 64
3.856 * * * * [points]: Setting MPFR precision to 320
3.860 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
3.862 * * * * [points]: Setting MPFR precision to 64
3.869 * * * * [points]: Setting MPFR precision to 320
3.876 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
3.878 * * * * [points]: Setting MPFR precision to 64
3.886 * * * * [points]: Setting MPFR precision to 320
3.895 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
3.897 * * * * [points]: Setting MPFR precision to 64
3.913 * * * * [points]: Setting MPFR precision to 320
3.929 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
3.930 * * * * [points]: Setting MPFR precision to 64
3.998 * * * * [points]: Setting MPFR precision to 320
4.057 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
4.059 * * * * [points]: Setting MPFR precision to 64
4.184 * * * * [points]: Setting MPFR precision to 320
4.288 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
4.289 * * * * [points]: Setting MPFR precision to 64
4.486 * * * * [points]: Setting MPFR precision to 320
4.710 * * * * [points]: Computing exacts for 8000 points
4.711 * * * * [points]: Setting MPFR precision to 64
5.970 * * * * [points]: Setting MPFR precision to 320
7.205 * * * * [points]: Filtering points with unrepresentable outputs
7.257 * * * * [points]: Sampled 8000 points with exact outputs
10.180 * [regime-testing]: Baseline error score: 64.0
10.183 * [regime-testing]: Oracle error score: 64.0
10.190 * [regime-testing]: End program error score: 0.38963693478817224