Disallow network access and lockfile changes.
Section: CI and environment debugging
Build with frozen metadata
bash
bash
cargo build --frozenExplanation
Useful in stricter CI contexts where both the lockfile and local cache state should already be ready.
Learn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing CI and environment debugging
Build with the lockfile enforced
Refuse dependency resolution changes during CI.
Test with the lockfile enforced
Run tests without silently changing dependencies.
Inspect Cargo configuration
Read resolved configuration values when available.
Print Rust-related environment variables
Inspect environment configuration in shells or CI jobs.
Inspect build-script output clearly
Use very verbose mode to surface build-script details.