The process 'D:\cygwin\bin\opam.exe' failed with exit code 40

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: nick-invision/retry@v2, kLabz/setup-ocaml@win32, actions/upload-artifact@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

Attempt 1 failed. Reason: Child_process exited with error code 1

Attempt 2 failed. Reason: Child_process exited with error code 1

Attempt 3 failed. Reason: Child_process exited with error code 1

Attempt 4 failed. Reason: Child_process exited with error code 1

Attempt 5 failed. Reason: Child_process exited with error code 1

Attempt 6 failed. Reason: Child_process exited with error code 1

Attempt 7 failed. Reason: Child_process exited with error code 1