this derivation will be built:
  /nix/store/j3jq5gx5dc0bsghm2yg52v4d09dn17kw-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/j3jq5gx5dc0bsghm2yg52v4d09dn17kw-bcachefs-module-7.0.0-30-generic.drv'...