this derivation will be built:
  /nix/store/yk1lz4vpdayy1mwkq057f034dyahb91w-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/yk1lz4vpdayy1mwkq057f034dyahb91w-bcachefs-module-7.0.0-39-generic.drv'...