Gnuplot Produced by GNUPLOT 5.4 patchlevel 8 0 2 4 6 8 10 12 3.65 3.7 3.75 3.8 3.85 3.9 3.95 Density (a.u.) Average time (ms) Base PDF Base PDF Base Mean Base Mean New PDF New PDF New Mean New Mean alloc_from_iter/rustc_arena_modified