0.002 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.002 * * * * [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
0.007 * * * * [points]: Setting MPFR precision to 64
0.009 * * * * [points]: Setting MPFR precision to 320
0.010 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision
0.012 * * * * [points]: Setting MPFR precision to 64
0.015 * * * * [points]: Setting MPFR precision to 320
0.018 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.020 * * * * [points]: Setting MPFR precision to 64
0.031 * * * * [points]: Setting MPFR precision to 320
0.037 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.038 * * * * [points]: Setting MPFR precision to 64
0.044 * * * * [points]: Setting MPFR precision to 320
0.049 * * * * [points]: Computing exacts for 256 points
0.051 * * * * [points]: Setting MPFR precision to 64
0.067 * * * * [points]: Setting MPFR precision to 320
0.092 * * * * [points]: Filtering points with unrepresentable outputs
0.093 * * * * [points]: Sampled 256 points with exact outputs
0.095 * * * [progress]: [2/2] Setting up program.
0.105 * [progress]: [Phase 2 of 3] Improving.
0.105 * * * * [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)))>
0.106 * [simplify]: Simplifying (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1))
0.106 * * [simplify]: iters left: 4 (11 enodes)
0.110 * * [simplify]: iters left: 3 (43 enodes)
0.126 * * [simplify]: iters left: 2 (148 enodes)
0.226 * * [simplify]: Extracting #0: cost 1 inf + 0
0.226 * * [simplify]: Extracting #1: cost 40 inf + 0
0.227 * * [simplify]: Extracting #2: cost 128 inf + 322
0.228 * * [simplify]: Extracting #3: cost 222 inf + 10234
0.235 * * [simplify]: Extracting #4: cost 153 inf + 124713
0.250 * * [simplify]: Extracting #5: cost 28 inf + 253727
0.267 * * [simplify]: Extracting #6: cost 1 inf + 271088
0.284 * * [simplify]: Extracting #7: cost 0 inf + 269810
0.301 * * [simplify]: Extracting #8: cost 0 inf + 269170
0.314 * [simplify]: Simplified to (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)))
0.314 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))
0.325 * * [progress]: iteration 1 / 4
0.325 * * * [progress]: picking best candidate
0.342 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
0.343 * * * [progress]: localizing error
0.488 * * * [progress]: generating rewritten candidates
0.488 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.499 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.509 * * * [progress]: generating series expansions
0.509 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.510 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.510 * * * [progress]: simplifying candidates
0.510 * * * * [progress]: [ 1 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (-.p16 d2 d3) d4) (neg.p16 d1))))>
0.510 * [simplify]: Simplifying (neg.p16 d1)
0.510 * * [simplify]: iters left: 1 (2 enodes)
0.511 * * [simplify]: Extracting #0: cost 1 inf + 0
0.511 * * [simplify]: Extracting #1: cost 2 inf + 0
0.511 * * [simplify]: Extracting #2: cost 1 inf + 1
0.511 * * [simplify]: Extracting #3: cost 0 inf + 82
0.511 * [simplify]: Simplified to (neg.p16 d1)
0.511 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (+.p16 (-.p16 d2 d3) d4) (neg.p16 d1))))
0.511 * * * * [progress]: [ 2 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (+.p16 (neg.p16 d3) (-.p16 d4 d1)))))>
0.511 * * * * [progress]: [ 3 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 (-.p16 d2 d3) d4) d1)))>
0.511 * * * * [progress]: [ 4 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
0.511 * * * * [progress]: [ 5 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d4 d1) (-.p16 d2 d3))))>
0.511 * * * * [progress]: [ 6 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
0.511 * [simplify]: Simplifying (*.p16 d1 (-.p16 d4 d1))
0.511 * * [simplify]: iters left: 2 (4 enodes)
0.513 * * [simplify]: iters left: 1 (16 enodes)
0.518 * * [simplify]: Extracting #0: cost 1 inf + 0
0.518 * * [simplify]: Extracting #1: cost 10 inf + 0
0.518 * * [simplify]: Extracting #2: cost 12 inf + 1
0.518 * * [simplify]: Extracting #3: cost 11 inf + 1249
0.518 * * [simplify]: Extracting #4: cost 6 inf + 3901
0.519 * * [simplify]: Extracting #5: cost 1 inf + 7028
0.519 * * [simplify]: Extracting #6: cost 0 inf + 8390
0.520 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 d1))
0.520 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))
0.520 * * * * [progress]: [ 7 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>
0.520 * [simplify]: Simplifying (*.p16 (-.p16 d4 d1) d1)
0.520 * * [simplify]: iters left: 2 (4 enodes)
0.522 * * [simplify]: iters left: 1 (16 enodes)
0.527 * * [simplify]: Extracting #0: cost 1 inf + 0
0.527 * * [simplify]: Extracting #1: cost 10 inf + 0
0.527 * * [simplify]: Extracting #2: cost 12 inf + 1
0.527 * * [simplify]: Extracting #3: cost 13 inf + 885
0.527 * * [simplify]: Extracting #4: cost 8 inf + 2697
0.527 * * [simplify]: Extracting #5: cost 2 inf + 6266
0.528 * * [simplify]: Extracting #6: cost 0 inf + 8390
0.528 * [simplify]: Simplified to (*.p16 (-.p16 d4 d1) d1)
0.528 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))
0.528 * * * * [progress]: [ 8 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1))>
0.529 * * * * [progress]: [ 9 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
0.529 * [simplify]: Simplifying (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)))
0.529 * * [simplify]: iters left: 3 (8 enodes)
0.532 * * [simplify]: iters left: 2 (42 enodes)
0.543 * * [simplify]: iters left: 1 (117 enodes)
0.571 * * [simplify]: Extracting #0: cost 1 inf + 0
0.571 * * [simplify]: Extracting #1: cost 24 inf + 0
0.571 * * [simplify]: Extracting #2: cost 56 inf + 1
0.572 * * [simplify]: Extracting #3: cost 108 inf + 1181
0.573 * * [simplify]: Extracting #4: cost 85 inf + 24120
0.578 * * [simplify]: Extracting #5: cost 33 inf + 70189
0.584 * * [simplify]: Extracting #6: cost 1 inf + 97168
0.588 * * [simplify]: Extracting #7: cost 0 inf + 98411
0.592 * [simplify]: Simplified to (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1)
0.592 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1))
0.592 * * * * [progress]: [ 10 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
0.592 * [simplify]: Simplifying (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)))
0.592 * * [simplify]: iters left: 3 (8 enodes)
0.594 * * [simplify]: iters left: 2 (42 enodes)
0.606 * * [simplify]: iters left: 1 (117 enodes)
0.638 * * [simplify]: Extracting #0: cost 1 inf + 0
0.638 * * [simplify]: Extracting #1: cost 24 inf + 0
0.638 * * [simplify]: Extracting #2: cost 56 inf + 1
0.639 * * [simplify]: Extracting #3: cost 108 inf + 1181
0.640 * * [simplify]: Extracting #4: cost 85 inf + 24120
0.643 * * [simplify]: Extracting #5: cost 33 inf + 70189
0.648 * * [simplify]: Extracting #6: cost 1 inf + 97168
0.655 * * [simplify]: Extracting #7: cost 0 inf + 98411
0.662 * [simplify]: Simplified to (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1)
0.662 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1)) d1))
0.662 * * * [progress]: adding candidates to table
0.844 * * [progress]: iteration 2 / 4
0.844 * * * [progress]: picking best candidate
0.863 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
0.863 * * * [progress]: localizing error
0.980 * * * [progress]: generating rewritten candidates
0.981 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.986 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 2)
0.990 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
0.993 * * * [progress]: generating series expansions
0.993 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.993 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 2)
0.993 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
0.994 * * * [progress]: simplifying candidates
0.994 * * * * [progress]: [ 1 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
0.994 * [simplify]: Simplifying (*.p16 d1 (-.p16 d4 d1))
0.994 * * [simplify]: iters left: 2 (4 enodes)
0.996 * * [simplify]: iters left: 1 (16 enodes)
1.000 * * [simplify]: Extracting #0: cost 1 inf + 0
1.000 * * [simplify]: Extracting #1: cost 10 inf + 0
1.000 * * [simplify]: Extracting #2: cost 12 inf + 1
1.000 * * [simplify]: Extracting #3: cost 11 inf + 1249
1.000 * * [simplify]: Extracting #4: cost 6 inf + 3901
1.000 * * [simplify]: Extracting #5: cost 1 inf + 7028
1.000 * * [simplify]: Extracting #6: cost 0 inf + 8390
1.001 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 d1))
1.001 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))
1.001 * * * * [progress]: [ 2 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 d3 (-.p16 d4 d1))))))>
1.001 * [simplify]: Simplifying (*.p16 d1 (neg.p16 (-.p16 d3 (-.p16 d4 d1))))
1.001 * * [simplify]: iters left: 4 (7 enodes)
1.003 * * [simplify]: iters left: 3 (30 enodes)
1.008 * * [simplify]: iters left: 2 (69 enodes)
1.023 * * [simplify]: iters left: 1 (247 enodes)
1.163 * * [simplify]: Extracting #0: cost 1 inf + 0
1.163 * * [simplify]: Extracting #1: cost 3 inf + 0
1.163 * * [simplify]: Extracting #2: cost 3 inf + 1
1.163 * * [simplify]: Extracting #3: cost 37 inf + 1
1.164 * * [simplify]: Extracting #4: cost 169 inf + 571
1.168 * * [simplify]: Extracting #5: cost 315 inf + 23094
1.178 * * [simplify]: Extracting #6: cost 214 inf + 199639
1.195 * * [simplify]: Extracting #7: cost 28 inf + 439637
1.224 * * [simplify]: Extracting #8: cost 0 inf + 479601
1.246 * [simplify]: Simplified to (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))
1.246 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))
1.246 * * * * [progress]: [ 3 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>
1.246 * [simplify]: Simplifying (*.p16 (-.p16 d4 d1) d1)
1.246 * * [simplify]: iters left: 2 (4 enodes)
1.247 * * [simplify]: iters left: 1 (16 enodes)
1.251 * * [simplify]: Extracting #0: cost 1 inf + 0
1.251 * * [simplify]: Extracting #1: cost 10 inf + 0
1.251 * * [simplify]: Extracting #2: cost 12 inf + 1
1.251 * * [simplify]: Extracting #3: cost 13 inf + 885
1.251 * * [simplify]: Extracting #4: cost 8 inf + 2697
1.252 * * [simplify]: Extracting #5: cost 2 inf + 6266
1.252 * * [simplify]: Extracting #6: cost 0 inf + 8390
1.253 * [simplify]: Simplified to (*.p16 (-.p16 d4 d1) d1)
1.253 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))
1.253 * * * * [progress]: [ 4 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 (neg.p16 (-.p16 d3 (-.p16 d4 d1))) d1)))>
1.253 * [simplify]: Simplifying (*.p16 (neg.p16 (-.p16 d3 (-.p16 d4 d1))) d1)
1.254 * * [simplify]: iters left: 4 (7 enodes)
1.257 * * [simplify]: iters left: 3 (30 enodes)
1.267 * * [simplify]: iters left: 2 (69 enodes)
1.296 * * [simplify]: iters left: 1 (247 enodes)
1.452 * * [simplify]: Extracting #0: cost 1 inf + 0
1.452 * * [simplify]: Extracting #1: cost 3 inf + 0
1.453 * * [simplify]: Extracting #2: cost 3 inf + 1
1.453 * * [simplify]: Extracting #3: cost 37 inf + 1
1.453 * * [simplify]: Extracting #4: cost 170 inf + 449
1.455 * * [simplify]: Extracting #5: cost 322 inf + 18638
1.464 * * [simplify]: Extracting #6: cost 278 inf + 125122
1.479 * * [simplify]: Extracting #7: cost 38 inf + 422646
1.510 * * [simplify]: Extracting #8: cost 1 inf + 477317
1.541 * * [simplify]: Extracting #9: cost 0 inf + 479879
1.566 * [simplify]: Simplified to (*.p16 d1 (neg.p16 (-.p16 (+.p16 d1 d3) d4)))
1.566 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d1 d3) d4)))))
1.566 * * * * [progress]: [ 5 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/.p16 (*.p16 d1 (-.p16 (*.p16 d2 d2) (*.p16 (-.p16 d3 (-.p16 d4 d1)) (-.p16 d3 (-.p16 d4 d1))))) (+.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
1.566 * [simplify]: Simplifying (+.p16 d2 (-.p16 d3 (-.p16 d4 d1)))
1.566 * * [simplify]: iters left: 3 (7 enodes)
1.568 * * [simplify]: iters left: 2 (34 enodes)
1.574 * * [simplify]: iters left: 1 (90 enodes)
1.599 * * [simplify]: Extracting #0: cost 1 inf + 0
1.600 * * [simplify]: Extracting #1: cost 22 inf + 0
1.600 * * [simplify]: Extracting #2: cost 52 inf + 167
1.601 * * [simplify]: Extracting #3: cost 73 inf + 7807
1.605 * * [simplify]: Extracting #4: cost 49 inf + 32248
1.610 * * [simplify]: Extracting #5: cost 5 inf + 71213
1.617 * * [simplify]: Extracting #6: cost 0 inf + 79303
1.623 * [simplify]: Simplified to (+.p16 (+.p16 d2 d1) (-.p16 d3 d4))
1.623 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (/.p16 (*.p16 d1 (-.p16 (*.p16 d2 d2) (*.p16 (-.p16 d3 (-.p16 d4 d1)) (-.p16 d3 (-.p16 d4 d1))))) (+.p16 (+.p16 d2 d1) (-.p16 d3 d4))))
1.623 * * * * [progress]: [ 6 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1))) d1))>
1.623 * * * * [progress]: [ 7 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 (-.p16 d3 d4) (neg.p16 d1)))))>
1.623 * [simplify]: Simplifying (neg.p16 d1)
1.624 * * [simplify]: iters left: 1 (2 enodes)
1.624 * * [simplify]: Extracting #0: cost 1 inf + 0
1.624 * * [simplify]: Extracting #1: cost 2 inf + 0
1.624 * * [simplify]: Extracting #2: cost 1 inf + 1
1.625 * * [simplify]: Extracting #3: cost 0 inf + 82
1.625 * [simplify]: Simplified to (neg.p16 d1)
1.625 * [simplify]: Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 (-.p16 d3 d4) (neg.p16 d1)))))
1.625 * * * * [progress]: [ 8 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (+.p16 (-.p16 d3 d4) d1))))>
1.625 * * * * [progress]: [ 9 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (+.p16 d3 (neg.p16 (-.p16 d4 d1))))))>
1.625 * * * * [progress]: [ 10 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (/.p16 (-.p16 (*.p16 d3 d3) (*.p16 (-.p16 d4 d1) (-.p16 d4 d1))) (+.p16 d3 (-.p16 d4 d1))))))>
1.625 * * * * [progress]: [ 11 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (-.p16 d2 (-.p16 d3 d4)) d1)))>
1.625 * * * * [progress]: [ 12 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (-.p16 d2 d3) (neg.p16 (-.p16 d4 d1)))))>
1.625 * [simplify]: Simplifying (neg.p16 (-.p16 d4 d1))
1.625 * * [simplify]: iters left: 2 (4 enodes)
1.626 * * [simplify]: iters left: 1 (15 enodes)
1.629 * * [simplify]: Extracting #0: cost 1 inf + 0
1.629 * * [simplify]: Extracting #1: cost 2 inf + 0
1.629 * * [simplify]: Extracting #2: cost 7 inf + 0
1.629 * * [simplify]: Extracting #3: cost 9 inf + 83
1.629 * * [simplify]: Extracting #4: cost 4 inf + 2134
1.629 * * [simplify]: Extracting #5: cost 0 inf + 5180
1.629 * [simplify]: Simplified to (neg.p16 (-.p16 d4 d1))
1.629 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (-.p16 d2 d3) (neg.p16 (-.p16 d4 d1)))))
1.629 * * * * [progress]: [ 13 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
1.630 * [simplify]: Simplifying (-.p16 d4 d1)
1.630 * * [simplify]: iters left: 1 (3 enodes)
1.630 * * [simplify]: Extracting #0: cost 1 inf + 0
1.630 * * [simplify]: Extracting #1: cost 6 inf + 0
1.630 * * [simplify]: Extracting #2: cost 5 inf + 44
1.631 * * [simplify]: Extracting #3: cost 0 inf + 1571
1.631 * [simplify]: Simplified to (-.p16 d4 d1)
1.631 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))
1.631 * * * * [progress]: [ 14 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (neg.p16 (-.p16 d3 (-.p16 d4 d1))))))>
1.631 * * * * [progress]: [ 15 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (/.p16 (-.p16 (*.p16 d2 d2) (*.p16 (-.p16 d3 (-.p16 d4 d1)) (-.p16 d3 (-.p16 d4 d1)))) (+.p16 d2 (-.p16 d3 (-.p16 d4 d1))))))>
1.631 * * * * [progress]: [ 16 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
1.631 * * * * [progress]: [ 17 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
1.631 * * * * [progress]: [ 18 / 18 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
1.631 * * * [progress]: adding candidates to table
1.991 * * [progress]: iteration 3 / 4
1.991 * * * [progress]: picking best candidate
2.027 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (+.p16 (-.p16 d3 d4) d1))))>
2.027 * * * [progress]: localizing error
2.126 * * * [progress]: generating rewritten candidates
2.126 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
2.130 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 2)
2.135 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
2.137 * * * [progress]: generating series expansions
2.137 * * * * [progress]: [ 1 / 3 ] generating series at (2)
2.137 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 2)
2.137 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
2.138 * * * [progress]: simplifying candidates
2.138 * * * * [progress]: [ 1 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))>
2.138 * [simplify]: Simplifying (*.p16 d1 (-.p16 d4 d1))
2.138 * * [simplify]: iters left: 2 (4 enodes)
2.139 * * [simplify]: iters left: 1 (16 enodes)
2.141 * * [simplify]: Extracting #0: cost 1 inf + 0
2.141 * * [simplify]: Extracting #1: cost 10 inf + 0
2.142 * * [simplify]: Extracting #2: cost 12 inf + 1
2.142 * * [simplify]: Extracting #3: cost 11 inf + 1249
2.142 * * [simplify]: Extracting #4: cost 6 inf + 3901
2.142 * * [simplify]: Extracting #5: cost 1 inf + 7028
2.142 * * [simplify]: Extracting #6: cost 0 inf + 8390
2.142 * [simplify]: Simplified to (*.p16 d1 (-.p16 d4 d1))
2.143 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (-.p16 d2 d3)) (*.p16 d1 (-.p16 d4 d1))))
2.143 * * * * [progress]: [ 2 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (+.p16 (-.p16 d3 d4) d1)))))>
2.143 * [simplify]: Simplifying (*.p16 d1 (neg.p16 (+.p16 (-.p16 d3 d4) d1)))
2.143 * * [simplify]: iters left: 4 (7 enodes)
2.144 * * [simplify]: iters left: 3 (24 enodes)
2.151 * * [simplify]: iters left: 2 (51 enodes)
2.176 * * [simplify]: iters left: 1 (120 enodes)
2.223 * * [simplify]: Extracting #0: cost 1 inf + 0
2.223 * * [simplify]: Extracting #1: cost 3 inf + 0
2.223 * * [simplify]: Extracting #2: cost 3 inf + 1
2.223 * * [simplify]: Extracting #3: cost 24 inf + 1
2.223 * * [simplify]: Extracting #4: cost 69 inf + 491
2.224 * * [simplify]: Extracting #5: cost 92 inf + 17146
2.227 * * [simplify]: Extracting #6: cost 53 inf + 72859
2.231 * * [simplify]: Extracting #7: cost 10 inf + 127073
2.237 * * [simplify]: Extracting #8: cost 0 inf + 139724
2.242 * [simplify]: Simplified to (*.p16 d1 (neg.p16 (+.p16 d1 (-.p16 d3 d4))))
2.242 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (+.p16 d1 (-.p16 d3 d4))))))
2.242 * * * * [progress]: [ 3 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))>
2.242 * [simplify]: Simplifying (*.p16 (-.p16 d4 d1) d1)
2.242 * * [simplify]: iters left: 2 (4 enodes)
2.243 * * [simplify]: iters left: 1 (16 enodes)
2.246 * * [simplify]: Extracting #0: cost 1 inf + 0
2.246 * * [simplify]: Extracting #1: cost 10 inf + 0
2.246 * * [simplify]: Extracting #2: cost 12 inf + 1
2.246 * * [simplify]: Extracting #3: cost 13 inf + 885
2.246 * * [simplify]: Extracting #4: cost 8 inf + 2697
2.246 * * [simplify]: Extracting #5: cost 2 inf + 6266
2.247 * * [simplify]: Extracting #6: cost 0 inf + 8390
2.247 * [simplify]: Simplified to (*.p16 (-.p16 d4 d1) d1)
2.247 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))
2.247 * * * * [progress]: [ 4 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 (neg.p16 (+.p16 (-.p16 d3 d4) d1)) d1)))>
2.247 * [simplify]: Simplifying (*.p16 (neg.p16 (+.p16 (-.p16 d3 d4) d1)) d1)
2.247 * * [simplify]: iters left: 4 (7 enodes)
2.249 * * [simplify]: iters left: 3 (24 enodes)
2.256 * * [simplify]: iters left: 2 (51 enodes)
2.274 * * [simplify]: iters left: 1 (120 enodes)
2.333 * * [simplify]: Extracting #0: cost 1 inf + 0
2.333 * * [simplify]: Extracting #1: cost 3 inf + 0
2.333 * * [simplify]: Extracting #2: cost 3 inf + 1
2.333 * * [simplify]: Extracting #3: cost 24 inf + 1
2.334 * * [simplify]: Extracting #4: cost 71 inf + 207
2.336 * * [simplify]: Extracting #5: cost 93 inf + 16907
2.341 * * [simplify]: Extracting #6: cost 61 inf + 66401
2.350 * * [simplify]: Extracting #7: cost 15 inf + 121180
2.360 * * [simplify]: Extracting #8: cost 0 inf + 140604
2.371 * [simplify]: Simplified to (*.p16 (neg.p16 (+.p16 d3 (-.p16 d1 d4))) d1)
2.371 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (+.p16 (*.p16 d2 d1) (*.p16 (neg.p16 (+.p16 d3 (-.p16 d1 d4))) d1)))
2.371 * * * * [progress]: [ 5 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/.p16 (*.p16 d1 (-.p16 (*.p16 d2 d2) (*.p16 (+.p16 (-.p16 d3 d4) d1) (+.p16 (-.p16 d3 d4) d1)))) (+.p16 d2 (+.p16 (-.p16 d3 d4) d1))))>
2.371 * [simplify]: Simplifying (+.p16 d2 (+.p16 (-.p16 d3 d4) d1))
2.371 * * [simplify]: iters left: 3 (7 enodes)
2.374 * * [simplify]: iters left: 2 (28 enodes)
2.383 * * [simplify]: iters left: 1 (67 enodes)
2.410 * * [simplify]: Extracting #0: cost 1 inf + 0
2.410 * * [simplify]: Extracting #1: cost 31 inf + 0
2.411 * * [simplify]: Extracting #2: cost 42 inf + 575
2.412 * * [simplify]: Extracting #3: cost 39 inf + 6292
2.414 * * [simplify]: Extracting #4: cost 20 inf + 18789
2.417 * * [simplify]: Extracting #5: cost 2 inf + 33577
2.423 * * [simplify]: Extracting #6: cost 0 inf + 37022
2.427 * [simplify]: Simplified to (+.p16 d2 (-.p16 (+.p16 d1 d3) d4))
2.427 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (/.p16 (*.p16 d1 (-.p16 (*.p16 d2 d2) (*.p16 (+.p16 (-.p16 d3 d4) d1) (+.p16 (-.p16 d3 d4) d1)))) (+.p16 d2 (-.p16 (+.p16 d1 d3) d4))))
2.427 * * * * [progress]: [ 6 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 (-.p16 d2 (+.p16 (-.p16 d3 d4) d1)) d1))>
2.427 * * * * [progress]: [ 7 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (+.p16 d3 (+.p16 (neg.p16 d4) d1)))))>
2.427 * * * * [progress]: [ 8 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (-.p16 d3 (-.p16 d4 d1)))))>
2.427 * * * * [progress]: [ 9 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (+.p16 d1 (-.p16 d3 d4)))))>
2.427 * * * * [progress]: [ 10 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (-.p16 d2 (-.p16 d3 d4)) d1)))>
2.427 * * * * [progress]: [ 11 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))>
2.427 * [simplify]: Simplifying (-.p16 d4 d1)
2.428 * * [simplify]: iters left: 1 (3 enodes)
2.429 * * [simplify]: Extracting #0: cost 1 inf + 0
2.429 * * [simplify]: Extracting #1: cost 6 inf + 0
2.429 * * [simplify]: Extracting #2: cost 5 inf + 44
2.429 * * [simplify]: Extracting #3: cost 0 inf + 1571
2.429 * [simplify]: Simplified to (-.p16 d4 d1)
2.429 * [simplify]: Simplified (2 2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))
2.429 * * * * [progress]: [ 12 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (neg.p16 (+.p16 (-.p16 d3 d4) d1)))))>
2.430 * * * * [progress]: [ 13 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (/.p16 (-.p16 (*.p16 d2 d2) (*.p16 (+.p16 (-.p16 d3 d4) d1) (+.p16 (-.p16 d3 d4) d1))) (+.p16 d2 (+.p16 (-.p16 d3 d4) d1)))))>
2.430 * * * * [progress]: [ 14 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (+.p16 (-.p16 d3 d4) d1))))>
2.430 * * * * [progress]: [ 15 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (+.p16 (-.p16 d3 d4) d1))))>
2.430 * * * * [progress]: [ 16 / 16 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 d2 (+.p16 (-.p16 d3 d4) d1))))>
2.430 * * * [progress]: adding candidates to table
2.672 * * [progress]: iteration 4 / 4
2.673 * * * [progress]: picking best candidate
2.697 * * * * [pick]: Picked  #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))>
2.697 * * * [progress]: localizing error
2.913 * * * [progress]: generating rewritten candidates
2.913 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2 2 1)
2.925 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
2.932 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
2.936 * * * [progress]: generating series expansions
2.936 * * * * [progress]: [ 1 / 3 ] generating series at (2 2 2 1)
2.936 * * * * [progress]: [ 2 / 3 ] generating series at (2)
2.936 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
2.936 * * * [progress]: simplifying candidates
2.936 * * * * [progress]: [ 1 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (+.p16 d3 (-.p16 d1 d4))))))>
2.936 * * * * [progress]: [ 2 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (+.p16 (+.p16 d3 d1) (neg.p16 d4))))))>
2.937 * * * * [progress]: [ 3 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (/.p16 (-.p16 (*.p16 (+.p16 d3 d1) (+.p16 d3 d1)) (*.p16 d4 d4)) (+.p16 (+.p16 d3 d1) d4))))))>
2.937 * * * * [progress]: [ 4 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))>
2.937 * [simplify]: Simplifying (+.p16 d2 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))
2.937 * * [simplify]: iters left: 4 (8 enodes)
2.941 * * [simplify]: iters left: 3 (28 enodes)
2.950 * * [simplify]: iters left: 2 (70 enodes)
2.976 * * [simplify]: iters left: 1 (264 enodes)
3.164 * * [simplify]: Extracting #0: cost 1 inf + 0
3.165 * * [simplify]: Extracting #1: cost 52 inf + 0
3.165 * * [simplify]: Extracting #2: cost 131 inf + 86
3.168 * * [simplify]: Extracting #3: cost 319 inf + 8902
3.180 * * [simplify]: Extracting #4: cost 297 inf + 112044
3.214 * * [simplify]: Extracting #5: cost 43 inf + 357742
3.247 * * [simplify]: Extracting #6: cost 1 inf + 405361
3.278 * * [simplify]: Extracting #7: cost 0 inf + 408044
3.315 * [simplify]: Simplified to (-.p16 (+.p16 d4 d2) (+.p16 d3 d1))
3.315 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1))))
3.315 * * * * [progress]: [ 5 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 d2 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))>
3.315 * [simplify]: Simplifying (+.p16 d2 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))
3.315 * * [simplify]: iters left: 4 (8 enodes)
3.318 * * [simplify]: iters left: 3 (28 enodes)
3.326 * * [simplify]: iters left: 2 (70 enodes)
3.351 * * [simplify]: iters left: 1 (264 enodes)
3.494 * * [simplify]: Extracting #0: cost 1 inf + 0
3.494 * * [simplify]: Extracting #1: cost 52 inf + 0
3.495 * * [simplify]: Extracting #2: cost 131 inf + 86
3.496 * * [simplify]: Extracting #3: cost 319 inf + 8902
3.506 * * [simplify]: Extracting #4: cost 297 inf + 112044
3.533 * * [simplify]: Extracting #5: cost 43 inf + 357742
3.567 * * [simplify]: Extracting #6: cost 1 inf + 405361
3.599 * * [simplify]: Extracting #7: cost 0 inf + 408044
3.627 * [simplify]: Simplified to (-.p16 (+.p16 d4 d2) (+.p16 d3 d1))
3.627 * [simplify]: Simplified (2 2) to (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1))))
3.627 * * * * [progress]: [ 6 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4))) (*.p16 d1 d2)))>
3.627 * * * * [progress]: [ 7 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 (neg.p16 (-.p16 (+.p16 d3 d1) d4)) d1)))>
3.627 * * * * [progress]: [ 8 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))>
3.627 * [simplify]: Simplifying (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4))))
3.627 * * [simplify]: iters left: 5 (10 enodes)
3.631 * * [simplify]: iters left: 4 (33 enodes)
3.641 * * [simplify]: iters left: 3 (69 enodes)
3.656 * * [simplify]: iters left: 2 (207 enodes)
3.738 * * [simplify]: Extracting #0: cost 1 inf + 0
3.738 * * [simplify]: Extracting #1: cost 8 inf + 0
3.738 * * [simplify]: Extracting #2: cost 37 inf + 1
3.738 * * [simplify]: Extracting #3: cost 61 inf + 333
3.739 * * [simplify]: Extracting #4: cost 164 inf + 10061
3.742 * * [simplify]: Extracting #5: cost 262 inf + 49780
3.757 * * [simplify]: Extracting #6: cost 42 inf + 238301
3.774 * * [simplify]: Extracting #7: cost 2 inf + 290667
3.786 * * [simplify]: Extracting #8: cost 0 inf + 293913
3.799 * [simplify]: Simplified to (*.p16 (+.p16 d4 (-.p16 d2 (+.p16 d1 d3))) d1)
3.799 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 (+.p16 d4 (-.p16 d2 (+.p16 d1 d3))) d1))
3.799 * * * * [progress]: [ 9 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))>
3.799 * [simplify]: Simplifying (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4))))
3.799 * * [simplify]: iters left: 5 (10 enodes)
3.801 * * [simplify]: iters left: 4 (33 enodes)
3.808 * * [simplify]: iters left: 3 (69 enodes)
3.822 * * [simplify]: iters left: 2 (207 enodes)
3.904 * * [simplify]: Extracting #0: cost 1 inf + 0
3.904 * * [simplify]: Extracting #1: cost 8 inf + 0
3.904 * * [simplify]: Extracting #2: cost 37 inf + 1
3.904 * * [simplify]: Extracting #3: cost 61 inf + 333
3.905 * * [simplify]: Extracting #4: cost 164 inf + 10061
3.908 * * [simplify]: Extracting #5: cost 262 inf + 49780
3.923 * * [simplify]: Extracting #6: cost 42 inf + 238301
3.935 * * [simplify]: Extracting #7: cost 2 inf + 290667
3.948 * * [simplify]: Extracting #8: cost 0 inf + 293913
3.961 * [simplify]: Simplified to (*.p16 (+.p16 d4 (-.p16 d2 (+.p16 d1 d3))) d1)
3.962 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 (+.p16 d4 (-.p16 d2 (+.p16 d1 d3))) d1))
3.962 * * * * [progress]: [ 10 / 10 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))>
3.962 * [simplify]: Simplifying (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4))))
3.962 * * [simplify]: iters left: 5 (10 enodes)
3.964 * * [simplify]: iters left: 4 (33 enodes)
3.974 * * [simplify]: iters left: 3 (69 enodes)
4.002 * * [simplify]: iters left: 2 (207 enodes)
4.124 * * [simplify]: Extracting #0: cost 1 inf + 0
4.125 * * [simplify]: Extracting #1: cost 8 inf + 0
4.125 * * [simplify]: Extracting #2: cost 37 inf + 1
4.125 * * [simplify]: Extracting #3: cost 61 inf + 333
4.126 * * [simplify]: Extracting #4: cost 164 inf + 10061
4.129 * * [simplify]: Extracting #5: cost 262 inf + 49780
4.147 * * [simplify]: Extracting #6: cost 42 inf + 238301
4.172 * * [simplify]: Extracting #7: cost 2 inf + 290667
4.197 * * [simplify]: Extracting #8: cost 0 inf + 293913
4.223 * [simplify]: Simplified to (*.p16 (+.p16 d4 (-.p16 d2 (+.p16 d1 d3))) d1)
4.223 * [simplify]: Simplified (2) to (λ (d1 d2 d3 d4) (*.p16 (+.p16 d4 (-.p16 d2 (+.p16 d1 d3))) d1))
4.223 * * * [progress]: adding candidates to table
4.482 * [progress]: [Phase 3 of 3] Extracting.
4.482 * * [regime]: Finding splitpoints for: (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))> #<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 d3 d4) d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1))))>)
4.483 * * * [regime-changes]: Trying 4 branch expressions: (d4 d3 d2 d1)
4.483 * * * * [regimes]: Trying to branch on d4 from (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))> #<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 d3 d4) d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1))))>)
4.585 * * * * [regimes]: Trying to branch on d3 from (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))> #<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 d3 d4) d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1))))>)
4.709 * * * * [regimes]: Trying to branch on d2 from (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))> #<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 d3 d4) d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1))))>)
4.888 * * * * [regimes]: Trying to branch on d1 from (#<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 d1 d2) (*.p16 d1 (neg.p16 (-.p16 (+.p16 d3 d1) d4)))))> #<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 d3 d4) d1))))> #<alt (λ (d1 d2 d3 d4) (+.p16 (*.p16 (-.p16 d2 d3) d1) (*.p16 (-.p16 d4 d1) d1)))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (+.p16 (-.p16 d2 d3) (-.p16 d4 d1))))> #<alt (λ (d1 d2 d3 d4) (*.p16 d1 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1))))>)
5.067 * * * [regime]: Found split indices: #<option (#s(si 2 256))>
5.068 * [simplify]: Simplifying (*.p16 d1 (-.p16 d2 (+.p16 (-.p16 d3 d4) d1)))
5.068 * * [simplify]: iters left: 4 (8 enodes)
5.068 * * [simplify]: Extracting #0: cost 1 inf + 0
5.068 * * [simplify]: Extracting #1: cost 3 inf + 0
5.068 * * [simplify]: Extracting #2: cost 4 inf + 1
5.068 * * [simplify]: Extracting #3: cost 4 inf + 2
5.068 * * [simplify]: Extracting #4: cost 6 inf + 2
5.069 * * [simplify]: Extracting #5: cost 0 inf + 937
5.069 * [simplify]: Simplified to (*.p16 d1 (-.p16 d2 (+.p16 (-.p16 d3 d4) d1)))
5.069 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
5.152 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
5.154 * * * * [points]: Setting MPFR precision to 64
5.156 * * * * [points]: Setting MPFR precision to 320
5.158 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
5.160 * * * * [points]: Setting MPFR precision to 64
5.164 * * * * [points]: Setting MPFR precision to 320
5.168 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
5.170 * * * * [points]: Setting MPFR precision to 64
5.179 * * * * [points]: Setting MPFR precision to 320
5.186 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
5.188 * * * * [points]: Setting MPFR precision to 64
5.202 * * * * [points]: Setting MPFR precision to 320
5.217 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
5.219 * * * * [points]: Setting MPFR precision to 64
5.247 * * * * [points]: Setting MPFR precision to 320
5.279 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
5.281 * * * * [points]: Setting MPFR precision to 64
5.382 * * * * [points]: Setting MPFR precision to 320
5.449 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
5.451 * * * * [points]: Setting MPFR precision to 64
6.086 * * * * [points]: Setting MPFR precision to 320
6.154 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
6.156 * * * * [points]: Setting MPFR precision to 64
6.384 * * * * [points]: Setting MPFR precision to 320
6.731 * * * * [points]: Computing exacts for 8000 points
6.733 * * * * [points]: Setting MPFR precision to 64
7.792 * * * * [points]: Setting MPFR precision to 320
8.937 * * * * [points]: Filtering points with unrepresentable outputs
8.986 * * * * [points]: Sampled 8000 points with exact outputs
10.997 * [regime-testing]: Baseline error score: 64.0
11.001 * [regime-testing]: Oracle error score: 64.0
11.008 * [regime-testing]: End program error score: 0.3956418990086713