this derivation will be built:
  /nix/store/khwblscn7qxq7c9g5h5ddm7jphr6mhvi-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/khwblscn7qxq7c9g5h5ddm7jphr6mhvi-bcachefs-module-7.0.0-28-generic.drv'...