warning: Git tree '/home/mixer/gufo' is dirty
Using saved setting for 'extra-substituters = https://gufo.cachix.org' from ~/.local/share/nix/trusted-settings.json.
Using saved setting for 'extra-trusted-public-keys = gufo.cachix.org-1:rfZe3n4lHINgyoACKzs5EthIZmBNvEyCCtufUpth0PE=' from ~/.local/share/nix/trusted-settings.json.
evaluation warning: stdenv.isDarwin is deprecated, use stdenv.hostPlatform.isDarwin instead
evaluation warning: stdenv.isLinux is deprecated, use stdenv.hostPlatform.isLinux instead
.........
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Ran 9 tests in 34.279s

OK
