René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Rust] macro expansion failed warnings 2","articleBody":"**Description of the issue**\n\nSimilarly to https://github.com/github/codeql/issues/19966 I'm also hitting quite a few macro expansion failed warnings:\n```\nWARN /home/sg/dev/cosmwasm/contracts/ibc-reflect/src/msg.rs:14:21: macro expansion failed: the macro 'vec' expands to ERROR but a Expr was expected\n```\n\nAs I don't know whether the bugs share a common root cause, I'm opening this issue.\n\n**Reproduction steps**\n```\ngit clone https://github.com/CosmWasm/cosmwasm.git\ngit checkout cf413c5ad6a58a87e0be894584f01506f3b2e0af^\ncodeql database create --language=rust \"cosmwasm-db-cf413c5ad6a58a87e0be894584f01506f3b2e0af^\" --overwrite\n```\n\n**Files**\n\n[database-create-20250701.203330.097.log](https://github.com/user-attachments/files/21076863/database-create-20250701.203330.097.log)\n[database-index-files-20250701.203333.834.log](https://github.com/user-attachments/files/21076864/database-index-files-20250701.203333.834.log)\n[cosmwasm-db-cf413c5ad6a58a87e0be894584f01506f3b2e0af^.zip](https://github.com/intrigus-lgtm/file-dump/releases/tag/cosmwasm-db-cf413c5ad6a58a87e0be894584f01506f3b2e0af.zip)","author":{"url":"https://github.com/intrigus-lgtm","@type":"Person","name":"intrigus-lgtm"},"datePublished":"2025-07-05T14:21:19.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/19982/codeql/issues/19982"}