this derivation will be built:
  /nix/store/rbkwm58w9incvyb0p4rqk59xqry34hvi-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/rbkwm58w9incvyb0p4rqk59xqry34hvi-bcachefs-module-7.0.0-26-generic.drv'...