this derivation will be built:
  /nix/store/z727aq5vqbcylvdh9gnq9wd0qdm1cf69-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/z727aq5vqbcylvdh9gnq9wd0qdm1cf69-bcachefs-module-7.0.0-30-generic.drv'...