this derivation will be built:
  /nix/store/mv69f3r1kzxdgxs74mr0qndz5kwm9rq7-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/mv69f3r1kzxdgxs74mr0qndz5kwm9rq7-bcachefs-module-7.0.0-34-generic.drv'...