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

The import of ‘Text.Printf’ is redundant

The import of ‘Control.Applicative’ is redundant

This binding for ‘r’ shadows the existing binding

Defined but not used: ‘printIndented’

Defined but not used: ‘pid’

This binding for ‘pid’ shadows the existing binding

This binding for ‘r’ shadows the existing binding

• Defaulting the type variable ‘t0’ to type ‘Integer’ in the following constraints

This binding for ‘r’ shadows the existing binding

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