this derivation will be built:
  /nix/store/ajdahs2glh6bw725kf0jmrja5dh0p3vk-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/ajdahs2glh6bw725kf0jmrja5dh0p3vk-bcachefs-module-7.0.0-38-generic.drv'...