this derivation will be built:
  /nix/store/nv2w4psp6b5npz0nafs35p5ynwgrv0wm-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/nv2w4psp6b5npz0nafs35p5ynwgrv0wm-bcachefs-module-7.0.0-31-generic.drv'...