Auto merge of #133256 - MarcoIeni:use-linux-free-runners, r=<try>

CI: use free runners for 5 linux jobs

try-job: i686-gnu-1
try-job: i686-gnu-2
try-job: i686-gnu-nopt-1
try-job: i686-gnu-nopt-2

src/ci/github-actions/jobs.yml

@@ -212,11 +212,59 @@ auto:
   - image: dist-x86_64-netbsd
     <<: *job-linux-4c
 
-  - image: i686-gnu
-    <<: *job-linux-8c
+  - image: i686-gnu-1
+    env:
+      SCRIPT: >
+        python3 ../x.py --stage 2 test
+        tests/ui
+        tests/rustdoc
+        tests/run-make
+        tests/rustdoc-ui
+        tests/ui-fulldeps
+        tests/rustdoc
+    <<: *job-linux-4c
 
-  - image: i686-gnu-nopt
-    <<: *job-linux-8c
+  - image: i686-gnu-2
+    env:
+      SCRIPT: >
+        python3 ../x.py --stage 2 test
+        --skip tests/ui
+        --skip tests/rustdoc
+        --skip tests/run-make
+        --skip tests/rustdoc-ui
+        --skip tests/ui-fulldeps
+        --skip tests/rustdoc
+        --skip src/bootstrap
+        --skip tests/rustdoc-js
+        --skip src/tools/error_index_generator
+        --skip src/tools/linkchecker
+    <<: *job-linux-4c
+
+  - image: i686-gnu-nopt-1
+    env:
+      SCRIPT: >
+        python3 ../x.py test --stage 0 --config /config/nopt-std-config.toml library/std &&
+        python3 ../x.py --stage 2 test
+        tests/ui
+        tests/rustdoc
+        tests/run-make
+        tests/rustdoc-ui
+        tests/ui-fulldeps
+        tests/rustdoc
+    <<: *job-linux-4c
+
+  - image: i686-gnu-nopt-2
+    env:
+      SCRIPT: >
+        python3 ../x.py test --stage 0 --config /config/nopt-std-config.toml library/std &&
+        python3 ../x.py --stage 2 test
+        --skip tests/ui
+        --skip tests/rustdoc
+        --skip tests/run-make
+        --skip tests/rustdoc-ui
+        --skip tests/ui-fulldeps
+        --skip tests/rustdoc
+    <<: *job-linux-4c
 
   - image: mingw-check
     <<: *job-linux-4c