The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/cache@v2, actions-rs/toolchain@v1, actions-rs/cargo@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The following actions uses Node.js version which is deprecated and will be forced to run on node20: actions/checkout@v2, actions/cache@v2, actions-rs/toolchain@v1, actions-rs/cargo@v1. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`

unused variable: `attrs`

unused variable: `f`

unused variable: `field`

variable does not need to be mutable

`pdf_derive` (lib test) generated 4 warnings (2 duplicates) (run `cargo fix --lib -p pdf_derive --tests` to apply 1 suggestion)

unused import: `snafu::ErrorCompat`

unused import: `Object`

use of deprecated method `indexmap::IndexMap::<K, V, S>::remove`: `remove` disrupts the map order -- use `swap_remove` or `shift_remove` for explicit behavior.

use of deprecated method `itertools::Itertools::group_by`: Use .chunk_by() instead

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/

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/

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/