this derivation will be built:
  /nix/store/grpk45n182lbxfp4wmgvqrzinl7y2rqg-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/grpk45n182lbxfp4wmgvqrzinl7y2rqg-bcachefs-module-7.0.0-38-generic.drv'...