Hi, This file raises the following error. ./pre-inst-env guix-build -K attr [...] make[1]: Leaving directory `/tmp/nix-build-2s04qsfn1a8lg3h1h9iwix5f0hzaw0v3-attr-2.4.46.drv-0/attr-2.4.46' starting phase `check' make: *** No rule to make target `check'. Stop. note: keeping build directory `/tmp/nix-build-2s04qsfn1a8lg3h1h9iwix5f0hzaw0v3-attr-2.4.46.drv-0' builder for `/nix/store/2s04qsfn1a8lg3h1h9iwix5f0hzaw0v3-attr-2.4.46.drv' failed with exit code 1 @ build-failed /nix/store/2s04qsfn1a8lg3h1h9iwix5f0hzaw0v3-attr-2.4.46.drv /nix/store/7jzhvz82pd8san1iwmvi4sn7xfk6n12h-attr-2.4.46 1 builder for `/nix/store/2s04qsfn1a8lg3h1h9iwix5f0hzaw0v3-attr-2.4.46.drv' failed with exit code 1 error: build failed: build of `/nix/store/2s04qsfn1a8lg3h1h9iwix5f0hzaw0v3-attr-2.4.46.drv' failed Nikita