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.
this derivation will be built:
  /nix/store/sd88rijx3mx66cwyg8xvi6g4nfrx2z3c-gufo-0.28.1.drv
building '/nix/store/sd88rijx3mx66cwyg8xvi6g4nfrx2z3c-gufo-0.28.1.drv'...
/nix/store/68ji0852z4a2qyrkcffj9fdh20f6pay8-gufo-0.28.1
