this derivation will be built:
  /nix/store/fjf2add139lglv7dm7pgkj9ccvabhhsx-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/fjf2add139lglv7dm7pgkj9ccvabhhsx-bcachefs-module-7.0.0-28-generic.drv'...