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 0.006 * * * * [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 0.029 * * * * [points]: Setting MPFR precision to 320 0.036 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision 0.038 * * * * [points]: Setting MPFR precision to 64 0.047 * * * * [points]: Setting MPFR precision to 320 0.057 * * * * [points]: Computing exacts for 256 points 0.059 * * * * [points]: Setting MPFR precision to 64 0.087 * * * * [points]: Setting MPFR precision to 320 0.120 * * * * [points]: Filtering points with unrepresentable outputs 0.121 * * * * [points]: Sampled 256 points with exact outputs 0.121 * * * [progress]: [2/2] Setting up program. 0.126 * [progress]: [Phase 2 of 3] Improving. 0.126 * * * * [progress]: [ 1 / 1 ] simplifiying candidate # 0.126 * [simplify]: Simplifying (-.p16 (+.p16 (-.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (*.p16 d4 d1)) (*.p16 d1 d1)) 0.126 * * [simplify]: iteration 1: (11 enodes) 0.129 * * [simplify]: iteration 2: (43 enodes) 0.140 * * [simplify]: iteration 3: (148 enodes) 0.193 * * [simplify]: iteration 4: (674 enodes) 0.940 * * [simplify]: Extracting #0: cost 1 inf + 0 0.941 * * [simplify]: Extracting #1: cost 81 inf + 0 0.953 * * [simplify]: Extracting #2: cost 477 inf + 1 0.967 * * [simplify]: Extracting #3: cost 1267 inf + 131643 1.028 * * [simplify]: Extracting #4: cost 730 inf + 1349185 1.155 * * [simplify]: Extracting #5: cost 89 inf + 2350123 1.306 * * [simplify]: Extracting #6: cost 2 inf + 2431041 1.439 * * [simplify]: Extracting #7: cost 0 inf + 2424645 1.614 * [simplify]: Simplified to (*.p16 d1 (-.p16 (+.p16 d2 d4) (+.p16 d3 d1))) 1.637 * * [progress]: iteration 1 / 4 1.637 * * * [progress]: picking best candidate 1.658 * * * * [pick]: Picked # 1.658 * * * [progress]: localizing error 1.811 * * * [progress]: generating rewritten candidates 1.811 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 1.822 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 1.836 * * * [progress]: generating series expansions 1.837 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 1.837 * * * * [progress]: [ 2 / 2 ] generating series at (2) 1.837 * * * [progress]: simplifying candidates 1.837 * * * * [progress]: [ 1 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 2 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 3 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 4 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 5 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 6 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 7 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 8 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 9 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 10 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 11 / 12 ] simplifiying candidate # 1.837 * * * * [progress]: [ 12 / 12 ] simplifiying candidate # 1.838 * [simplify]: Simplifying (-.p16 (+.p16 d2 d4) d3), (-.p16 d4 (+.p16 d3 d1)), (neg.p16 (+.p16 d3 d1)), (-.p16 (*.p16 (+.p16 d2 d4) (+.p16 d2 d4)) (*.p16 (+.p16 d3 d1) (+.p16 d3 d1))), (+.p16 (+.p16 d2 d4) (+.p16 d3 d1)), (*.p16 d1 d2), (*.p16 d1 (-.p16 d4 (+.p16 d3 d1))), (*.p16 d1 (+.p16 d2 d4)), (*.p16 d1 (neg.p16 (+.p16 d3 d1))), (*.p16 d2 d1), (*.p16 (-.p16 d4 (+.p16 d3 d1)) d1), (*.p16 (+.p16 d2 d4) d1), (*.p16 (neg.p16 (+.p16 d3 d1)) d1), (*.p16 d1 (-.p16 (*.p16 (+.p16 d2 d4) (+.p16 d2 d4)) (*.p16 (+.p16 d3 d1) (+.p16 d3 d1)))), (*.p16 d1 (-.p16 (+.p16 d2 d4) (+.p16 d3 d1))), (*.p16 d1 (-.p16 (+.p16 d2 d4) (+.p16 d3 d1))) 1.838 * * [simplify]: iteration 1: (24 enodes) 1.849 * * [simplify]: iteration 2: (81 enodes) 1.893 * * [simplify]: iteration 3: (278 enodes) 2.096 * * [simplify]: iteration 4: (1585 enodes) 5.824 * * [simplify]: Extracting #0: cost 11 inf + 0 5.825 * * [simplify]: Extracting #1: cost 595 inf + 0 5.837 * * [simplify]: Extracting #2: cost 3084 inf + 94461 5.939 * * [simplify]: Extracting #3: cost 2748 inf + 1859424 6.204 * * [simplify]: Extracting #4: cost 389 inf + 4767435 6.493 * * [simplify]: Extracting #5: cost 10 inf + 5315972 6.837 * * [simplify]: Extracting #6: cost 0 inf + 5335801 7.174 * [simplify]: Simplified to (-.p16 (+.p16 d4 d2) d3), (-.p16 d4 (+.p16 d3 d1)), (neg.p16 (+.p16 d3 d1)), (*.p16 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1)) (+.p16 (+.p16 d4 d2) (+.p16 d3 d1))), (+.p16 (+.p16 d4 d2) (+.p16 d3 d1)), (*.p16 d2 d1), (*.p16 d1 (-.p16 d4 (+.p16 d3 d1))), (*.p16 (+.p16 d4 d2) d1), (*.p16 d1 (neg.p16 (+.p16 d3 d1))), (*.p16 d2 d1), (*.p16 d1 (-.p16 d4 (+.p16 d3 d1))), (*.p16 (+.p16 d4 d2) d1), (*.p16 d1 (neg.p16 (+.p16 d3 d1))), (*.p16 (*.p16 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1)) (+.p16 (+.p16 d4 d2) (+.p16 d3 d1))) d1), (*.p16 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1)) d1), (*.p16 (-.p16 (+.p16 d4 d2) (+.p16 d3 d1)) d1) 7.175 * * * [progress]: adding candidates to table 7.357 * * [progress]: iteration 2 / 4 7.357 * * * [progress]: picking best candidate 7.397 * * * * [pick]: Picked # 7.397 * * * [progress]: localizing error 7.478 * * * [progress]: generating rewritten candidates 7.478 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2) 7.482 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 2) 7.484 * * * * [progress]: [ 3 / 3 ] rewriting at (2) 7.488 * * * [progress]: generating series expansions 7.488 * * * * [progress]: [ 1 / 3 ] generating series at (2 2) 7.488 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 2) 7.488 * * * * [progress]: [ 3 / 3 ] generating series at (2) 7.488 * * * [progress]: simplifying candidates 7.488 * * * * [progress]: [ 1 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 2 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 3 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 4 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 5 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 6 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 7 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 8 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 9 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 10 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 11 / 12 ] simplifiying candidate # 7.488 * * * * [progress]: [ 12 / 12 ] simplifiying candidate # 7.489 * [simplify]: Simplifying (+.p16 d2 d4), (+.p16 d2 d4), (-.p16 d4 d3), (neg.p16 (+.p16 d3 d1)), (-.p16 (*.p16 d4 d4) (*.p16 (+.p16 d3 d1) (+.p16 d3 d1))), (+.p16 d4 (+.p16 d3 d1)), (*.p16 d1 d2), (*.p16 d1 (-.p16 d4 (+.p16 d3 d1))), (*.p16 d2 d1), (*.p16 (-.p16 d4 (+.p16 d3 d1)) d1), (-.p16 d4 (+.p16 d3 d1)), (-.p16 d4 (+.p16 d3 d1)), (-.p16 d4 (+.p16 d3 d1)) 7.489 * * [simplify]: iteration 1: (17 enodes) 7.493 * * [simplify]: iteration 2: (52 enodes) 7.502 * * [simplify]: iteration 3: (147 enodes) 7.559 * * [simplify]: iteration 4: (673 enodes) 8.119 * * [simplify]: Extracting #0: cost 8 inf + 0 8.120 * * [simplify]: Extracting #1: cost 273 inf + 0 8.123 * * [simplify]: Extracting #2: cost 923 inf + 16260 8.141 * * [simplify]: Extracting #3: cost 978 inf + 427074 8.237 * * [simplify]: Extracting #4: cost 235 inf + 1372518 8.355 * * [simplify]: Extracting #5: cost 4 inf + 1717226 8.439 * * [simplify]: Extracting #6: cost 0 inf + 1728037 8.567 * [simplify]: Simplified to (+.p16 d4 d2), (+.p16 d4 d2), (-.p16 d4 d3), (neg.p16 (+.p16 d3 d1)), (*.p16 (+.p16 d4 (+.p16 d3 d1)) (-.p16 d4 (+.p16 d3 d1))), (+.p16 d4 (+.p16 d3 d1)), (*.p16 d2 d1), (*.p16 (-.p16 d4 (+.p16 d3 d1)) d1), (*.p16 d2 d1), (*.p16 (-.p16 d4 (+.p16 d3 d1)) d1), (-.p16 d4 (+.p16 d3 d1)), (-.p16 d4 (+.p16 d3 d1)), (-.p16 d4 (+.p16 d3 d1)) 8.568 * * * [progress]: adding candidates to table 8.751 * * [progress]: iteration 3 / 4 8.751 * * * [progress]: picking best candidate 8.810 * * * * [pick]: Picked # 8.810 * * * [progress]: localizing error 8.897 * * * [progress]: generating rewritten candidates 8.897 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2) 8.902 * * * * [progress]: [ 2 / 3 ] rewriting at (2) 8.907 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2) 8.911 * * * [progress]: generating series expansions 8.911 * * * * [progress]: [ 1 / 3 ] generating series at (2 2) 8.911 * * * * [progress]: [ 2 / 3 ] generating series at (2) 8.911 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2) 8.911 * * * [progress]: simplifying candidates 8.911 * * * * [progress]: [ 1 / 14 ] simplifiying candidate # 8.911 * * * * [progress]: [ 2 / 14 ] simplifiying candidate # 8.911 * * * * [progress]: [ 3 / 14 ] simplifiying candidate # 8.911 * * * * [progress]: [ 4 / 14 ] simplifiying candidate # 8.911 * * * * [progress]: [ 5 / 14 ] simplifiying candidate # 8.911 * * * * [progress]: [ 6 / 14 ] simplifiying candidate # 8.912 * * * * [progress]: [ 7 / 14 ] simplifiying candidate # 8.912 * * * * [progress]: [ 8 / 14 ] simplifiying candidate # 8.912 * * * * [progress]: [ 9 / 14 ] simplifiying candidate # 8.912 * * * * [progress]: [ 10 / 14 ] simplifiying candidate # 8.912 * * * * [progress]: [ 11 / 14 ] simplifiying candidate # 8.912 * * * * [progress]: [ 12 / 14 ] simplifiying candidate # 8.912 * * * * [progress]: [ 13 / 14 ] simplifiying candidate # 8.912 * * * * [progress]: [ 14 / 14 ] simplifiying candidate # 8.912 * [simplify]: Simplifying (+.p16 d2 d4), (+.p16 d2 (-.p16 d4 d3)), (+.p16 d2 (-.p16 d4 d3)), (*.p16 d1 d2), (*.p16 d1 (-.p16 (-.p16 d4 d3) d1)), (*.p16 d2 d1), (*.p16 (-.p16 (-.p16 d4 d3) d1) d1), (-.p16 (neg.p16 d3) d1), (+.p16 d3 d1), (neg.p16 d1), (-.p16 (*.p16 (-.p16 d4 d3) (-.p16 d4 d3)) (*.p16 d1 d1)), (+.p16 (-.p16 d4 d3) d1), (-.p16 d4 d3), (-.p16 d4 d3), (-.p16 d4 d3) 8.912 * * [simplify]: iteration 1: (20 enodes) 8.916 * * [simplify]: iteration 2: (57 enodes) 8.928 * * [simplify]: iteration 3: (158 enodes) 8.979 * * [simplify]: iteration 4: (721 enodes) 9.966 * * [simplify]: Extracting #0: cost 10 inf + 0 9.966 * * [simplify]: Extracting #1: cost 262 inf + 0 9.970 * * [simplify]: Extracting #2: cost 1207 inf + 13893 10.000 * * [simplify]: Extracting #3: cost 1288 inf + 489297 10.074 * * [simplify]: Extracting #4: cost 481 inf + 1638993 10.178 * * [simplify]: Extracting #5: cost 13 inf + 2257911 10.287 * * [simplify]: Extracting #6: cost 0 inf + 2272629 10.415 * [simplify]: Simplified to (+.p16 d4 d2), (-.p16 (+.p16 d4 d2) d3), (-.p16 (+.p16 d4 d2) d3), (*.p16 d1 d2), (*.p16 d1 (-.p16 d4 (+.p16 d1 d3))), (*.p16 d1 d2), (*.p16 d1 (-.p16 d4 (+.p16 d1 d3))), (-.p16 (neg.p16 d3) d1), (+.p16 d1 d3), (neg.p16 d1), (*.p16 (-.p16 d4 (+.p16 d1 d3)) (+.p16 d4 (-.p16 d1 d3))), (+.p16 d4 (-.p16 d1 d3)), (-.p16 d4 d3), (-.p16 d4 d3), (-.p16 d4 d3) 10.416 * * * [progress]: adding candidates to table 10.587 * * [progress]: iteration 4 / 4 10.587 * * * [progress]: picking best candidate 10.623 * * * * [pick]: Picked # 10.623 * * * [progress]: localizing error 10.733 * * * [progress]: generating rewritten candidates 10.733 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 10.742 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 10.749 * * * [progress]: generating series expansions 10.749 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 10.749 * * * * [progress]: [ 2 / 2 ] generating series at (2) 10.749 * * * [progress]: simplifying candidates 10.749 * * * * [progress]: [ 1 / 9 ] simplifiying candidate # 10.749 * * * * [progress]: [ 2 / 9 ] simplifiying candidate # 10.749 * * * * [progress]: [ 3 / 9 ] simplifiying candidate # 10.749 * * * * [progress]: [ 4 / 9 ] simplifiying candidate # 10.749 * * * * [progress]: [ 5 / 9 ] simplifiying candidate # 10.749 * * * * [progress]: [ 6 / 9 ] simplifiying candidate # 10.749 * * * * [progress]: [ 7 / 9 ] simplifiying candidate # 10.749 * * * * [progress]: [ 8 / 9 ] simplifiying candidate # 10.749 * * * * [progress]: [ 9 / 9 ] simplifiying candidate # 10.750 * [simplify]: Simplifying (+.p16 (+.p16 d2 d4) (neg.p16 d3)), (+.p16 d4 (-.p16 (neg.p16 d3) d1)), (+.p16 (+.p16 d2 d4) (neg.p16 d3)), (*.p16 d1 (+.p16 d2 d4)), (*.p16 d1 (-.p16 (neg.p16 d3) d1)), (*.p16 (+.p16 d2 d4) d1), (*.p16 (-.p16 (neg.p16 d3) d1) d1), (+.p16 d2 d4), (+.p16 d2 d4) 10.750 * * [simplify]: iteration 1: (13 enodes) 10.753 * * [simplify]: iteration 2: (41 enodes) 10.760 * * [simplify]: iteration 3: (87 enodes) 10.775 * * [simplify]: iteration 4: (209 enodes) 10.831 * * [simplify]: iteration 5: (722 enodes) 11.337 * * [simplify]: Extracting #0: cost 5 inf + 0 11.337 * * [simplify]: Extracting #1: cost 164 inf + 0 11.341 * * [simplify]: Extracting #2: cost 818 inf + 1789 11.350 * * [simplify]: Extracting #3: cost 1227 inf + 103149 11.379 * * [simplify]: Extracting #4: cost 501 inf + 823902 11.454 * * [simplify]: Extracting #5: cost 45 inf + 1521945 11.558 * * [simplify]: Extracting #6: cost 1 inf + 1599442 11.657 * * [simplify]: Extracting #7: cost 0 inf + 1602005 11.733 * [simplify]: Simplified to (-.p16 (+.p16 d4 d2) d3), (-.p16 d4 (+.p16 d1 d3)), (-.p16 (+.p16 d4 d2) d3), (*.p16 d1 (+.p16 d4 d2)), (*.p16 d1 (-.p16 (neg.p16 d3) d1)), (*.p16 d1 (+.p16 d4 d2)), (*.p16 d1 (-.p16 (neg.p16 d3) d1)), (+.p16 d4 d2), (+.p16 d4 d2) 11.733 * * * [progress]: adding candidates to table 11.962 * [progress]: [Phase 3 of 3] Extracting. 11.962 * * [regime]: Finding splitpoints for: (# # # # # #) 11.963 * * * [regime-changes]: Trying 4 branch expressions: (d4 d3 d2 d1) 11.963 * * * * [regimes]: Trying to branch on d4 from (# # # # # #) 12.073 * * * * [regimes]: Trying to branch on d3 from (# # # # # #) 12.197 * * * * [regimes]: Trying to branch on d2 from (# # # # # #) 12.360 * * * * [regimes]: Trying to branch on d1 from (# # # # # #) 12.481 * * * [regime]: Found split indices: #