Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2, actions-rs/toolchain@v1, actions/cache@v2, actions-rs/cargo@v1. 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-rs/toolchain@v1, actions/cache@v2, 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 `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/

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/

/home/runner/work/rust-protobuf/rust-protobuf/protoc-bin/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021

unexpected `cfg` condition name: `never`

unexpected `cfg` condition name: `never`

unexpected `cfg` condition name: `no`

struct `ProtobufTypeDynamicImpl` is never constructed

associated constant `WIRE_TYPE` is never used

`protobuf` (lib) generated 5 warnings (5 duplicates)

`protobuf` (lib doc) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p protobuf` to apply 1 suggestion)