Python: 3.13.5
scenario             v0.16 ns   v0.17 ns  speedup   bytes        locals  global(v/u/upd) lazy(v/u/mat)
rare_pair_cold         1696.03    1706.46    0.994x   132->124    4->5   1/1/0 1/1/1
rare_pair_hot          3380.12    3103.13    1.089x   132->124    4->5   1/1/0 1/1/1
changing_pair          3351.94    3173.51    1.056x   136->128    3->4   1/1/0 1/1/1
single_control         1696.24    1702.03    0.997x   110->110    4->4   0/0/0 0/0/0
global_branch          2281.41    2301.44    0.991x   110->110    5->5   1/2/1 0/0/0
pre_post_cold          1860.74    1869.39    0.995x   190->174    4->6   2/2/0 2/2/2
pre_post_hot           6067.03    5049.58    1.201x   190->174    4->6   2/2/0 2/2/2
