this derivation will be built:
  /nix/store/nwqgx7z14dzqrk1nf14mnanam5wbz5w7-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/nwqgx7z14dzqrk1nf14mnanam5wbz5w7-bcachefs-module-7.0.0-30-generic.drv'...