disable sccache-dist in rust-build because conda rust toolchains are too large

Author: trxcllnt

ci/build_rust.sh

@@ -27,15 +27,17 @@ set -eu
 
 source rapids-configure-sccache
 
+# Don't use the build cluster because conda rust toolchains are too large
+export SCCACHE_NO_DIST_COMPILE=1
+# shellcheck disable=SC2155
+export SCCACHE_S3_KEY_PREFIX="cuvs-rs/$(uname -m)/cuda${RAPIDS_CUDA_VERSION%.*}"
+
 rapids-print-env
 
 rapids-logger "Begin rust build"
 
 sccache --stop-server 2>/dev/null || true
 
-# shellcheck disable=SC2155
-export SCCACHE_S3_KEY_PREFIX="cuvs-rs/$(uname -m)/cuda${RAPIDS_CUDA_VERSION%.*}"
-
 # we need to set up LIBCLANG_PATH to allow rust bindgen to work,
 # grab it from the conda env
 LIBCLANG_PATH=$(dirname "$(find /opt/conda -name libclang.so | head -n 1)")