Reproduce

Exactly

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    flake clone git+ssh://git@github.com/sellout/ghc-compat --dest /tmp/repo
cd /tmp/repo
git fetch origin a8c81a8c19ba16eebf9cff8721cd2dce86679f4d
git checkout a8c81a8c19ba16eebf9cff8721cd2dce86679f4d
nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    eval --json --file ./nix-ci.nix

Locally

Must be run from repository root directory at commit a8c81a8c

nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    eval --json --file ./nix-ci.nix

Feedback Loop

Must be run from repository root directory at commit a8c81a8c

nix run github:NorfairKing/feedback -- -- nix \
    --extra-experimental-features nix-command \
    --extra-experimental-features flakes \
    eval --json --file ./nix-ci.nix

Limitations