
See https://github.com/NixOS/nixpkgs/issues/37903#issuecomment-376618117 for details. With the previous patch and some custom modules included in `configuration.nix` the above bug is very easy to trigger. This is a simplest workaround I have. A proper solution would look like https://github.com/NixOS/nixpkgs/issues/37903#issuecomment-376980838.
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