this derivation will be built:
  /nix/store/a1sqib77grry3xc7xqqkkimmr235dm62-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/a1sqib77grry3xc7xqqkkimmr235dm62-bcachefs-module-7.0.0-30-generic.drv'...