this derivation will be built:
  /nix/store/2djwbpzi28g18sr164xzq6hrzd33kldb-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/2djwbpzi28g18sr164xzq6hrzd33kldb-bcachefs-module-7.0.0-39-generic.drv'...