Running phase: unpackPhase
unpacking source archive /nix/store/6q6lxv289j0jhcv9kkzn2xwq6mdhmb1k-source
source root is source
Running phase: patchPhase
applying patch /nix/store/my0hkaf5pchvp9zsih19x8k0d8c40k1s-aws-c-io-s2n-darwin.patch
patching file CMakeLists.txt
patching file cmake/aws-c-io-config.cmake
Reversed (or previously applied) patch detected!  Assume -R? [n] 
Apply anyway? [n] 
Skipping patch.
1 out of 1 hunk ignored -- saving rejects to file cmake/aws-c-io-config.cmake.rej