this derivation will be built:
  /nix/store/21ripw2y3d77fbjzlassgjyzaflynjrr-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/21ripw2y3d77fbjzlassgjyzaflynjrr-bcachefs-module-7.0.0-31-generic.drv'...