>>> Emerging : portage://sys-libs/libunwind-1.8.2:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ download  portage://sys-libs/libunwind-1.8.2
             │           └─ file ─┤ 956.96 Kb  	 libunwind-1.8.2.tar.gz

 └─step  2─┤ downgrade portage://sys-libs/libunwind-1.8.2 (replaces pkg://sys-libs/libunwind-1.8.3)
             │           └─ conf ─┤ USE = "zlib -debug -debug-frame -doc -libatomic -lzma -static-libs -test"
             │                    │ SLOT = "0/8"

 └─step  3─┤ run     portage://sys-libs/libunwind-1.8.2

Total: 3 actions (1 download, 1 downgrade, 1 run), grouped into 3 steps.
       956.96 Kb to be downloaded.