this derivation will be built:
  /nix/store/fjbmp38h7ps6mgm7gjf2n5af0108vlhg-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/fjbmp38h7ps6mgm7gjf2n5af0108vlhg-bcachefs-module-7.0.0-31-generic.drv'...