Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2, haskell/actions/setup@v2, 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/checkout@v2, 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/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

As of 2023-09-09, haskell/action/setup is no longer maintained, please switch to haskell-actions/setup (note: dash for slash).

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

Top-level binding with no type signature:

Defined but not used: ‘ppr’

Defined but not used: ‘cnt0’

Top-level binding with no type signature:

Defined but not used: ‘actualCount’

Defined but not used: ‘s0’

Defined but not used: ‘s1’

• Defaulting the type variable ‘a0’ to type ‘String’ in the following constraints

Defined but not used: ‘iterations’