this derivation will be built:
  /nix/store/40szcr6k5s22hc5yxdvjcqwvfwvvyv1r-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/40szcr6k5s22hc5yxdvjcqwvfwvvyv1r-bcachefs-module-7.0.0-39-generic.drv'...