portage-ng --merge
>>> Emerging : portage://sci-mathematics/lean-4.24.0:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://sci-mathematics/cadical-3.0.0
│ └─ file ─┤ 865.07 Kb cadical-3.0.0.tar.gz
│ download portage://sci-mathematics/lean-4.24.0
│ └─ file ─┤ 44.28 Mb lean-4.24.0.tar.gz
└─step 2─┤ install portage://sci-mathematics/cadical-3.0.0
│ └─ conf ─┤ SLOT = "0/3.0.0"
└─step 3─┤ run portage://sci-mathematics/cadical-3.0.0
└─step 4─┤ install portage://sci-mathematics/lean-4.24.0
│ └─ conf ─┤ USE = "-debug -source"
│ │ SLOT = "0/4"
└─step 5─┤ run portage://sci-mathematics/lean-4.24.0
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
45.13 Mb to be downloaded.