these 2 derivations will be built:
  /nix/store/vvn9nj1jsmmrvk8df2z4sgvbi9xf5mxj-freebuff-linux-arm64.tar.gz.drv
  /nix/store/r48f5k1pyz7mgmgwryi9p1jwkrf90vfr-freebuff-0.0.162.drv