this derivation will be built:
  /nix/store/cavin0bsnkh4g7zh3ndp1bb6bilamsrz-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/cavin0bsnkh4g7zh3ndp1bb6bilamsrz-bcachefs-module-7.0.0-38-generic.drv'...