this derivation will be built:
  /nix/store/w63p3k407dz711flxr9041a6krdi7sp9-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/w63p3k407dz711flxr9041a6krdi7sp9-bcachefs-module-7.0.0-31-generic.drv'...