this derivation will be built:
  /nix/store/99cfjlpr0s0gsnm54ixzbca8qkafgn7s-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/99cfjlpr0s0gsnm54ixzbca8qkafgn7s-bcachefs-module-7.0.0-38-generic.drv'...