ci: move validate-toolstate.sh in the mingw-check image

The task was already run just there, so this cleans things up.

src/ci/azure-pipelines/steps/run.yml

@@ -139,14 +139,6 @@ steps:
   condition: and(succeeded(), not(variables.SKIP_JOB))
   displayName: Install awscli
 
-# As a quick smoke check on the otherwise very fast mingw-check linux builder
-# check our own internal scripts.
-- bash: src/ci/scripts/validate-toolstate.sh
-  env:
-    TOOLSTATE_REPO_ACCESS_TOKEN: $(TOOLSTATE_REPO_ACCESS_TOKEN)
-  condition: and(succeeded(), not(variables.SKIP_JOB), eq(variables['IMAGE'], 'mingw-check'))
-  displayName: Verify the publish_toolstate script works
-
 - bash: src/ci/scripts/run-build-from-ci.sh
   timeoutInMinutes: 600
   env:

src/ci/docker/mingw-check/Dockerfile

@@ -19,7 +19,10 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 COPY scripts/sccache.sh /scripts/
 RUN sh /scripts/sccache.sh
 
+COPY mingw-check/validate-toolstate.sh /scripts/
+
 ENV RUN_CHECK_WITH_PARALLEL_QUERIES 1
 ENV SCRIPT python2.7 ../x.py check --target=i686-pc-windows-gnu --host=i686-pc-windows-gnu && \
            python2.7 ../x.py build --stage 0 src/tools/build-manifest && \
-           python2.7 ../x.py test --stage 0 src/tools/compiletest
+           python2.7 ../x.py test --stage 0 src/tools/compiletest && \
+           /scripts/validate-toolstate.sh

src/ci/scripts/validate-toolstate.sh → src/ci/docker/mingw-check/validate-toolstate.sh

@@ -4,15 +4,16 @@
 set -euo pipefail
 IFS=$'\n\t'
 
-source "$(cd "$(dirname "$0")" && pwd)/../shared.sh"
-
+rm -rf rust-toolstate
 git clone --depth=1 https://github.com/rust-lang-nursery/rust-toolstate.git
 cd rust-toolstate
-python2.7 "${BUILD_SOURCESDIRECTORY}/src/tools/publish_toolstate.py" "$(git rev-parse HEAD)" "$(git log --format=%s -n1 HEAD)" "" ""
+python2.7 "../../src/tools/publish_toolstate.py" "$(git rev-parse HEAD)" \
+    "$(git log --format=%s -n1 HEAD)" "" ""
 # Only check maintainers if this build is supposed to publish toolstate.
 # Builds that are not supposed to publish don't have the access token.
 if [ -n "${TOOLSTATE_PUBLISH+is_set}" ]; then
-  TOOLSTATE_VALIDATE_MAINTAINERS_REPO=rust-lang/rust python2.7 "${BUILD_SOURCESDIRECTORY}/src/tools/publish_toolstate.py"
+  TOOLSTATE_VALIDATE_MAINTAINERS_REPO=rust-lang/rust python2.7 \
+      "../../src/tools/publish_toolstate.py"
 fi
 cd ..
 rm -rf rust-toolstate