this derivation will be built:
  /nix/store/jjn4xd1f8z5h698gq3sbi484lfnapi3m-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/jjn4xd1f8z5h698gq3sbi484lfnapi3m-bcachefs-module-7.0.0-39-generic.drv'...