Adds a Naersk-based build to check that this compiles, with a Lockfile based on the ~2018 crate versions. Change-Id: I0460a476d3b983fcf71e35e6b480f4a526118b58 Reviewed-on: https://cl.tvl.fyi/c/depot/+/803 Reviewed-by: BuildkiteCI Reviewed-by: tazjin <mail@tazj.in> Tested-by: BuildkiteCI  | 
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| .. | ||
| error.rs | ||
| lib.rs | ||
| tests.rs | ||