>>> Emerging : portage://dev-scheme/chez-10.4.0:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ download  portage://app-arch/lz4-1.10.0-r1
             │           └─ file ─┤ 378.04 Kb  	 lz4-1.10.0.tar.gz
             │ download  portage://dev-scheme/chez-10.4.0
             │           └─ file ─┤ 9.14 Mb  	 chez-10.4.0.tar.gz

Total: 2 actions (2 downloads), grouped into 1 step.
       9.51 Mb to be downloaded.