this derivation will be built:
  /nix/store/g84gag4p87mw75gpqjjg27g6065g6syx-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/g84gag4p87mw75gpqjjg27g6065g6syx-bcachefs-module-7.0.0-28-generic.drv'...