these 3 derivations will be built:
  /nix/store/zpc5w4bl021r5fiby5dfhk93ddp3fhis-freebuff-darwin-arm64.tar.gz.drv
  /nix/store/rn2kivv095ppggypbyacb4yzz9war1j4-freebuff-0.0.192.drv
  /nix/store/sjfgjifd2liz6d5v9sf6ka7wb4fzin7q-check-freebuff.drv