this derivation will be built:
  /nix/store/gqx4wk5i40717zbw2fzganf2px8w0d0m-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/gqx4wk5i40717zbw2fzganf2px8w0d0m-bcachefs-module-7.0.0-30-generic.drv'...