this derivation will be built:
  /nix/store/s3m82vzgril8fmvqjsy4z67s2vm6sqkh-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/s3m82vzgril8fmvqjsy4z67s2vm6sqkh-bcachefs-module-7.0.0-29-generic.drv'...