this derivation will be built:
  /nix/store/y6x1birrjscdlhiqpln55kawwh54ag1s-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/y6x1birrjscdlhiqpln55kawwh54ag1s-bcachefs-module-7.0.0-31-generic.drv'...