this derivation will be built:
  /nix/store/7c8pdrsp7jv07c89imjm0jdc0745s1pd-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/7c8pdrsp7jv07c89imjm0jdc0745s1pd-bcachefs-module-7.0.0-29-generic.drv'...