cargo-msrv

name	cargo-msrv
description	Use this skill when the user wants to find the Minimum Supported Rust Version (MSRV) for a Rust project, verify Rust version compatibility, or check MSRV for crates.

cargo-msrv Plugin

Cargo subcommand to determine the Minimum Supported Rust Version (MSRV). Verify Rust version compatibility for crates and projects.

Commands

MSRV Detection

• cargo-msrv rust find — Find the minimum supported Rust version

Utility

• cargo-msrv _ _ — Passthrough to cargo msrv CLI

Usage Examples

• "Find MSRV for this project"
• "Determine minimum Rust version"
• "Verify Rust compatibility"
• "Check MSRV for crate"

Installation

cargo install cargo-msrv

Examples

# Find MSRV for current project
cargo msrv

# Search with version range
cargo msrv --min 1.56.0 --max 1.70.0

# Verify specific version
cargo msrv --verify 1.60.0

# JSON output
cargo msrv --output-format json

# Any cargo msrv command with passthrough
cargo msrv --min 1.50.0
cargo msrv --bisect
cargo msrv --release

Key Features

• MSRV - Minimum Rust Version
• Search - Auto-detect MSRV
• Verify - Verify MSRV
• Bisect - Binary search
• Cargo - Cargo integration
• Rust - Rust compatibility
• Projects - Project MSRV
• Crates - Crate MSRV
• Config - Config support
• CI - CI integration

Notes

• Runs on Rust projects
• Great for MSRV verification
• Supports Cargo workspaces
• Configurable search range