I getting error while deploying my rust app

Questions / Help
1 
 => ERROR [builder 7/9] RUN --mount=type=cache,target=/usr/local/cargo/registry     --mount=type=cache,target=/usr/src/app/target     cargo build --release     36.1s
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 > [builder 7/9] RUN --mount=type=cache,target=/usr/local/cargo/registry     --mount=type=cache,target=/usr/src/app/target     cargo build --release:
#17 2.434     Updating crates.io index
#17 36.06 Killed
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Error failed to fetch an image or build from source: error building: executor failed running [/bin/sh -c cargo build --release]: exit code: 137
2 
exit code: 137

Process is being SIGKILL’d
This usually points to an OOM kill.

Maybe you’re going over some memory limit?

3

It was previously working fine, when all the rust files are in single folder. This happened when i tried to separate them into modules.