>>> Emerging : portage://dev-lang/spidermonkey-153.3.0:run?{[]}

These are the packages that would be merged, in order:

Calculating dependencies... done!

 └─step  1─┤ download  portage://dev-lang/rust-bin-1.98.1
             │           └─ file ─┤ 193.18 Mb  	 rust-1.98.1-x86_64-unknown-linux-gnu.tar.xz
             │ download  portage://dev-lang/spidermonkey-153.3.0
             │           └─ file ─┤ 767.71 Mb  	 firefox-153.3.0esr.source.tar.xz
             │                    │ 12.75 Kb  	 firefox-153esr-patches-03.tar.xz
             │                    │ 3.58 Kb  	 spidermonkey-140-patches-02.tar.xz
             │ download  portage://dev-libs/nspr-4.40
             │           └─ file ─┤ 985.34 Kb  	 nspr-4.40.tar.gz
             │ download  portage://dev-util/cbindgen-0.29.4
             │           └─ file ─┤ 6.06 Mb  	 cbindgen-0.29.4-crates.tar.xz
             │                    │ 246.72 Kb  	 cbindgen-0.29.4.tar.gz

Total: 4 actions (4 downloads), grouped into 1 step.
       968.16 Mb to be downloaded.