this derivation will be built:
  /nix/store/1an33pplp016l1gfwbd4n2mfqy01rwbn-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/1an33pplp016l1gfwbd4n2mfqy01rwbn-bcachefs-module-7.0.0-39-generic.drv'...