this derivation will be built:
  /nix/store/2l6w3ncxh8iic9bnrap880f130k23yvm-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/2l6w3ncxh8iic9bnrap880f130k23yvm-bcachefs-module-7.0.0-29-generic.drv'...