reduce docker image sizes by cleaning cache/squashing steps

[rust.git] / src / ci / docker / host-x86_64 / x86_64-gnu-aux / Dockerfile

diff --git a/src/ci/docker/host-x86_64/x86_64-gnu-aux/Dockerfile b/src/ci/docker/host-x86_64/x86_64-gnu-aux/Dockerfile
index d55d5b56ad3f5e8cccfced590d0d2c0a81dcbf0f..e08c4e1e8b7dec7c07fc11c9791e70b528b36554 100644 (file)
--- a/src/ci/docker/host-x86_64/x86_64-gnu-aux/Dockerfile
+++ b/src/ci/docker/host-x86_64/x86_64-gnu-aux/Dockerfile
@@ -19,7 +19,8 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   llvm-dev \
   libfreetype6-dev \
   libexpat1-dev \
-  tidy
+  tidy \
+  && rm -rf /var/lib/apt/lists/*
 
 COPY scripts/sccache.sh /scripts/
 RUN sh /scripts/sccache.sh