this derivation will be built:
  /nix/store/k06iyyx1qmvq7zxgc8iv7gq6bjy84vva-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/k06iyyx1qmvq7zxgc8iv7gq6bjy84vva-bcachefs-module-7.0.0-39-generic.drv'...