From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 15 Jun 2023 11:53:23 +0000 (+0100)
Subject: CI: Expand explanation of allow_failure
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ian/git?a=commitdiff_plain;h=15df5ce2c48cf1595a412c5342201120c2b38b14;p=hippotat.git

CI: Expand explanation of allow_failure

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f79c3a7..9ef8b35 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -60,6 +60,11 @@ test-rust-upstream:
 
 # This test is marked allow-fail because Debian development breaks
 # things on a regular basis.
+# Specifically, it can be impossible (or at least very inconvenient)
+# to make code that works both before and after some dependency crate
+# version transition.
+# If multiple such transitions are occurring at once, both unstable
+# and testing might be broken, halfway through our response.
 test-debian-trixie:
   stage: test
   image: "debian:trixie-slim"
@@ -71,7 +76,7 @@ test-debian-trixie:
     - dpkg-buildpackage -uc -b
 
 # This test is marked allow-fail because Debian development breaks
-# things on a regular basis.
+# things on a regular basis.  See also, above.
 test-debian-unstable:
   stage: test
   image: "debian:unstable-slim"