these 3 derivations will be built:
  /nix/store/vz9cgh8gci48cadi5vxfjdnp7r49gdsx-freebuff-darwin-arm64.tar.gz.drv
  /nix/store/aabxzld9k8jppqgw0ni165h08964cl0d-freebuff-0.0.185.drv
  /nix/store/0q8n954mxzjp4r09zg2hrjbdbv6zjy78-check-freebuff.drv