this derivation will be built:
  /nix/store/xvnbd20f8y0vq0kjyhcm9sfbf1cjimqv-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/xvnbd20f8y0vq0kjyhcm9sfbf1cjimqv-bcachefs-module-7.0.0-31-generic.drv'...