🐛 [BUG] - Examples are using outdated anchor-lang

[jiaxi-xu-fsx]

Description

The example 'unchecked-arithmetic-0' has outdated 'anchor-lang' in cargo.toml. It should be anchor-lang = "0.30.1" instead of anchor-lang = "0.29.0"

Reproduction steps

1. Run 'anchor build'
2. See error

Reproduction URL

No response

Screenshots

Logs

anchor build
`anchor` 0.29.0 is not installed with `avm`. Installing...

    Updating git repository `https://github.com/coral-xyz/anchor`
    Updating git submodule `https://github.com/openbook-dex/program`
...

OS

Ubuntu 24.04

[lukacan]

Hello, this is intentional. Trident supports both version 29 and version 30. The error you are experiencing is not caused by Trident. You need to install version 0.29.0 first.