this derivation will be built:
  /nix/store/gqv6hxnq0rnfsvyqzjbs4qbjjazgjq7b-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/gqv6hxnq0rnfsvyqzjbs4qbjjazgjq7b-bcachefs-module-7.0.0-28-generic.drv'...