CI: Update pinned nightly for minimal-versions-nightly

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

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ffbbc272f9982b7024ab2aa8f1bb41774b52bf6f..6055110ddd866d89a850871f8f4743a8b41ab737 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -108,8 +108,9 @@ package-debian-unstable:
 # Use some pinned version of nightly
 minimal-versions-nightly:
   stage: test
-  # This is "rustlang/rust:nightly-bookworm-slim" as of 2023-06-15 13:23 Z
-  image: rustlang/rust@sha256:0153f6bde60303fbcc38c94dc7f4b451c8ac7b46d4602291bd5a15a3317d9ec8
+  # rustlang/rust:nightly-trixie-slim from
+  #  https://www.chiark.greenend.org.uk/~ian/docker-tags-history/rustlang,rust/tags.2026-04-09T13:08+00:00.gz
+  image: rustlang/rust@sha256:42eeac9716d4846b7d0d13873e8038c70ed390f16acbaca72922466de3d38f35
   script:
     - apt-get -y update
     - apt-get -y install build-essential pkg-config libssl-dev