Improve error message

Containerfile

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+FROM ubuntu:20.04
+
+ENV RUSTUP_HOME=/usr/local/rustup \
+    CARGO_HOME=/usr/local/cargo \
+    PATH=/usr/local/cargo/bin:$PATH
+
+RUN apt update && DEBIAN_FRONTEND=noninteractive TZ=Etc/UTC apt install -y gcc gcc-multilib cmake pkg-config libssl-dev curl mysql-client-8.0 npm
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --no-modify-path --profile minimal --default-toolchain nightly
+RUN cargo install cargo-deb