Replace Rust installation with aria2 downloads from multiple mirrors

debian13/Dockerfile

@@ -879,10 +879,17 @@ RUN curl --fail --location --output arrow.tar.gz \
     && cmake --build build --parallel "$(nproc)" --target install \
     && rm -rf build src
 
-RUN export RUSTUP_DIST_SERVER="https://mirrors.ustc.edu.cn/rust-static" \
-    && export RUSTUP_UPDATE_ROOT="https://mirrors.ustc.edu.cn/rust-static/rustup" \
-    && bash -c "curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain stable --profile minimal --no-modify-path" \
-    && ln -s /root/.cargo/bin/rustc /usr/local/bin/ \
-    && ln -s /root/.cargo/bin/cargo /usr/local/bin/
+RUN aria2c \
+        --max-connection-per-server=1 --retry-wait=3 \
+        --out=rust.tar.xz \
+        https://mirrors.cloud.tencent.com/rustup/dist/rust-1.99.1-x86_64-unknown-linux-gnu.tar.xz \
+        https://mirrors.tuna.tsinghua.edu.cn/rustup/dist/2026-10-15/rust-1.99.1-x86_64-unknown-linux-gnu.tar.xz \
+        https://repo.huaweicloud.com/rustup/dist/rust-1.99.1-x86_64-unknown-linux-gnu.tar.xz \
+        https://mirrors.ustc.edu.cn/rust-static/dist/rust-1.99.1-x86_64-unknown-linux-gnu.tar.xz \
+        https://static.rust-lang.org/dist/rust-1.99.1-x86_64-unknown-linux-gnu.tar.xz \
+    && mkdir rust-src \
+    && tar -xJf rust.tar.xz -C rust-src --strip-components=1 \
+    && rust-src/install.sh --prefix=/usr/local --without=rust-docs \
+    && rm -rf rust.tar.xz rust-src
 
 CMD ["/bin/bash"]