this derivation will be built:
  /nix/store/him4l4x3dxmz6m418ls2hqpczlrdj9yg-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/him4l4x3dxmz6m418ls2hqpczlrdj9yg-bcachefs-module-7.0.0-38-generic.drv'...