sccache

build-x86_64-linux.dockerfile

@@ -12,7 +12,9 @@ ENV \
     # https://stackoverflow.com/questions/44331836/apt-get-install-tzdata-noninteractive
     DEBIAN_FRONTEND=noninteractive
 
-RUN apt-get update -q && apt-get install -qy --no-install-recommends \
+RUN \
+    apt-get update -q && \
+    apt-get install -qy --no-install-recommends \
         #
         # Cloning the repository
         git \
@@ -58,5 +60,13 @@ RUN apt-get update -q && apt-get install -qy --no-install-recommends \
         #
         #
     && \
-    curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain none -y
+    #
+    #
+    curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain none -y && \
+    #
+    #
+    curl -sSfL \
+        https://github.com/mozilla/sccache/releases/download/0.2.7/sccache-0.2.7-x86_64-unknown-linux-musl.tar.gz \
+        | tar -xz --strip-components=1 -C /usr/local/bin/ \
+            sccache-0.2.7-x86_64-unknown-linux-musl/sccache
 

decision-task.py

@@ -46,6 +46,7 @@ def main():
     decision.create_task_with_in_tree_dockerfile(
         task_name="Linux x86_64: tidy + dev build + unit tests",
         command="""
+            sccache --version
             ./mach test-tidy --no-progress --all
             #./mach build --dev
             #./mach test-unit