Add formal verification assertions to `contracts/runtime-guard-wrapper/src/lib.rs` [Maintenance]

[Gbangbolaoluwagbemiga]

Problem Statement

We are bringing in a new wave of contributors! As part of our ongoing efforts to improve the Sanctifier ecosystem, we need help with contracts/runtime-guard-wrapper/src/lib.rs.

Task: Add formal verification assertions to contracts/runtime-guard-wrapper/src/lib.rs.
Context: Include explicit invariants that the Z3 solver backend can analyze.

Acceptance Criteria

• Changes are implemented according to the project's style guide.
• Existing tests pass (make test or cargo test).
• New tests are added if applicable.
• Documentation is updated to reflect the changes.

Difficulty Hint

This is a great issue for anyone looking to get involved in the Soroban Smart Contracts stack of the project. If you have questions, drop a comment below!

Tags: smart-contracts,soroban,help wanted,contrib-wave
File Pointer: contracts/runtime-guard-wrapper/src/lib.rs

[chrissarah054-dotcom]

@chrissarah054-dotcom has applied to work on this issue as part of the Stellar Wave Program's 9th wave.

I would like to work on this issue because:This problem centers on race conditions and optimistic concurrency control within stateful backend recovery paths. I have deep experience building resilient distributed workflows and hardening fallback mechanisms against data corruption and lost updates.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @chrissarah054-dotcom to this issue.

[Securify001]

@Securify001 has applied to work on this issue as part of the Stellar Wave Program's 9th wave.

Hi. I am a web3 fullstack developer. Kindly assign this issue to me

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Securify001 to this issue.

[drips-wave]

Congratulations, @Securify001! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on September 30, 2026.

🧑‍💻 @Securify001: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊