this derivation will be built:
  /nix/store/1v516gz5a0bw20n7yf0w5c31jhg6nhvh-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/1v516gz5a0bw20n7yf0w5c31jhg6nhvh-bcachefs-module-7.0.0-31-generic.drv'...