this derivation will be built:
  /nix/store/gr6im53b1rl4377xyap8445zqw046mzi-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/gr6im53b1rl4377xyap8445zqw046mzi-bcachefs-module-7.0.0-29-generic.drv'...