Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-dotnet@v3, actions/cache@v2. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/cache@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

Dereference of a possibly null reference.

Possible null reference argument for parameter 'source' in 'IEnumerable<char> Enumerable.Reverse<char>(IEnumerable<char> source)'.

Dereference of a possibly null reference.

Possible null reference return.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

XML comment has a param tag for 'value', but there is no parameter by that name

XML comment on 'Hussy.Ac<T>(Indexed<T>, Indexed<T>)' has a paramref tag for 'value', but there is no parameter by that name

Parameter 'x' has no matching param tag in the XML comment for 'Hussy.Ac<T>(Indexed<T>, Indexed<T>)' (but other parameters do)