this derivation will be built:
  /nix/store/ff2wr761b944mbb7f5s3pdzyvh9idz07-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/ff2wr761b944mbb7f5s3pdzyvh9idz07-bcachefs-module-7.0.0-14-generic.drv'...