this derivation will be built:
  /nix/store/gmsaikkks9d3l7p1w20k0c44q5xycrff-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/gmsaikkks9d3l7p1w20k0c44q5xycrff-bcachefs-module-7.0.0-30-generic.drv'...