this derivation will be built:
  /nix/store/sahh52q76p2qsnl0q62kgd19v0rfh2qp-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/sahh52q76p2qsnl0q62kgd19v0rfh2qp-bcachefs-module-7.0.0-31-generic.drv'...