Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: coq_8_18 8.18.0 -> 9.0.1 https://github.com/coq/coq/releases
attrpath: coq_8_18
Checking auto update branch...
No auto update branch exists
Version in attr path coq_8_18 not compatible with 9.0.1