Run unstable unit tests in CI

Running unstable unit tests in CI should help with making sure they
don't fail permanently without the fact being noticed in daily
pipelines.

(cherry picked from commit 1d8788464e07174f7a729501b61b0110a6983837)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index bfc1fca7595b1d983d06b2841a977a29b9db914d..634eaa223b7d19b130ffba792ccbcddf07d9e77b 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -691,6 +691,7 @@ unit:gcc:buster:amd64:
       artifacts: true
 
 # Jobs for regular GCC builds on Debian 11 "bullseye" (amd64)
+# (The second unit test job also executes unstable unit tests.)
 
 gcc:bullseye:amd64:
   variables:
@@ -715,6 +716,20 @@ unit:gcc:bullseye:amd64:
     - job: gcc:bullseye:amd64
       artifacts: true
 
+unit:gcc:bullseye:unstable:amd64:
+  <<: *debian_bullseye_amd64_image
+  <<: *unit_test_job
+  variables:
+    CI_ENABLE_ALL_TESTS: 1
+  needs:
+    - job: gcc:bullseye:amd64
+      artifacts: true
+  only:
+    - api
+    - schedules
+    - triggers
+    - web
+
 # Jobs for cross-compiled GCC builds on Debian 11 "bullseye" (amd64) with
 # 32-bit libraries