this derivation will be built:
  /nix/store/887fhdwinkal12891cd9fc1mlc0ryw5n-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/887fhdwinkal12891cd9fc1mlc0ryw5n-bcachefs-module-7.0.0-31-generic.drv'...