these 2 derivations will be built:
  /nix/store/jcvnypmy9fm0jzah7zlfzdpkyc62kj7d-freebuff-linux-arm64.tar.gz.drv
  /nix/store/fd0inw5k19lav1knvrfg5cgvpm8v7dj1-freebuff-0.0.157.drv