this derivation will be built:
  /nix/store/b671idlgqk7dkngc9r6wh2xnnsqy0z0z-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/b671idlgqk7dkngc9r6wh2xnnsqy0z0z-bcachefs-module-7.0.0-34-generic.drv'...