(for PR #29196)
2026-01-07 18:57.49: New job: build bitwuzla-cxx.0.2.0, using opam dev
from https://github.com/ocaml/opam-repository.git#refs/pull/29196/head (73b2f0da1939c4b0c87bfac1421800561d35c434)
on debian-13-ocaml-5.4/s390x
To reproduce locally:
cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29196/head" && git reset --hard 73b2f0da
git fetch origin master
git merge --no-edit 2dee2fe30df966714e056f8af164fe0ed7648a63
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:6ec430c557b135898acce45eb7f934a9af69f996e1b30354224bd7a6491d163a
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn bitwuzla-cxx.0.2.0 0.2.0
RUN opam reinstall bitwuzla-cxx.0.2.0; \
res=$?; \
test "$res" != 31 && exit "$res"; \
export OPAMCLI=2.0; \
build_dir=$(opam var prefix)/.opam-switch/build; \
failed=$(ls "$build_dir"); \
partial_fails=""; \
for pkg in $failed; do \
if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"debian-13\""; then \
echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
fi; \
test "$pkg" != 'bitwuzla-cxx.0.2.0' && partial_fails="$partial_fails $pkg"; \
done; \
test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
exit 1
END-OF-DOCKERFILE
docker build -f ../Dockerfile .
2026-01-07 18:57.49: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:6ec430c557b135898acce45eb7f934a9af69f996e1b30354224bd7a6491d163a-bitwuzla-cxx.0.2.0-73b2f0da1939c4b0c87bfac1421800561d35c434"
2026-01-07 18:57.49: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:6ec430c557b135898acce45eb7f934a9af69f996e1b30354224bd7a6491d163a)
(user (uid 1000) (gid 1000))
(workdir /home/opam)
(run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
(run (network host)
(shell "opam init --reinit --config .opamrc-sandbox -ni"))
(run (shell "opam option solver=builtin-0install && opam config report"))
(env OPAMDOWNLOADJOBS 1)
(env OPAMERRLOGLEN 0)
(env OPAMPRECISETRACKING 1)
(env CI true)
(env OPAM_REPO_CI true)
(run (shell "rm -rf opam-repository/"))
(copy (src .) (dst opam-repository/))
(run (shell "opam repository set-url --strict default opam-repository/"))
(run (network host)
(shell "opam update --depexts || true"))
(run (shell "opam pin add -k version -yn bitwuzla-cxx.0.2.0 0.2.0"))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam reinstall bitwuzla-cxx.0.2.0;\
\n res=$?;\
\n test \"$res\" != 31 && exit \"$res\";\
\n export OPAMCLI=2.0;\
\n build_dir=$(opam var prefix)/.opam-switch/build;\
\n failed=$(ls \"$build_dir\");\
\n partial_fails=\"\";\
\n for pkg in $failed; do\
\n if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
\n echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
\n fi;\
\n test \"$pkg\" != 'bitwuzla-cxx.0.2.0' && partial_fails=\"$partial_fails $pkg\";\
\n done;\
\n test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
\n exit 1"))
)
2026-01-07 18:57.49: Connecting to build cluster…
2026-01-07 18:57.49: Waiting for resource in pool OCluster
2026-01-07 18:57.49: Waiting for worker…
2026-01-07 19:00.56: Got resource from pool OCluster
Building on s390x-worker-01.marist.ci.dev
All commits already cached
HEAD is now at 2dee2fe30d Merge pull request #29195 from raphael-proust/lwt-fix-ocamlfind-dep-constraint
Updating 2dee2fe30d..73b2f0da19
Fast-forward
packages/bitwuzla-cxx/bitwuzla-cxx.0.2.0/opam | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
(from ocaml/opam:debian-13-ocaml-5.4@sha256:6ec430c557b135898acce45eb7f934a9af69f996e1b30354224bd7a6491d163a)
Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:6ec430c557b135898acce45eb7f934a9af69f996e1b30354224bd7a6491d163a' locally
docker.io/ocaml/opam@sha256:6ec430c557b135898acce45eb7f934a9af69f996e1b30354224bd7a6491d163a: Pulling from ocaml/opam
Digest: sha256:6ec430c557b135898acce45eb7f934a9af69f996e1b30354224bd7a6491d163a
Status: Downloaded newer image for ocaml/opam@sha256:6ec430c557b135898acce45eb7f934a9af69f996e1b30354224bd7a6491d163a
2026-01-07 19:00.59 ---> using "a4081aee3888c2547e3e29949bb7e13329ac377891bca3e65b4b38d27fa8627b" from cache
/: (user (uid 1000) (gid 1000))
/: (workdir /home/opam)
/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-01-07 19:00.59 ---> using "9b4edd19dbdad7371a5798ecffb82357ebfe64bdc24b655837144377d2adf09c" from cache
/home/opam: (run (network host)
(shell "opam init --reinit --config .opamrc-sandbox -ni"))
Configuring from /home/opam/.opamrc-sandbox, then /home/opam/.opamrc, and finally from built-in defaults.
Checking for available remotes: rsync and local, git.
- you won't be able to use mercurial repositories unless you install the hg command on your system.
- you won't be able to use darcs repositories unless you install the darcs command on your system.
Continue? [Y/n] y
Format upgrade done.
This version of opam requires an update to the layout of /home/opam/.opam from version 2.0 to version 2.2, which can't be reverted.
You may want to back it up before going further.
<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-01-07 19:00.59 ---> using "8adfe1972533f12aa89af48d0cccf6ebe91e8ad14dec2442c9848b29b2a9d6a1" from cache
/home/opam: (run (shell "opam option solver=builtin-0install && opam config report"))
Set to 'builtin-0install' the field solver in global configuration
# opam config report
# opam-version 2.5.0
# self-upgrade no
# system arch=s390x os=linux os-distribution=debian os-version=13
# solver builtin-0install
# install-criteria -changed,-count[avoid-version,solution]
# upgrade-criteria -count[avoid-version,solution]
# jobs 3
# repositories 1 (version-controlled)
# pinned 1 (version)
# current-switch 5.4
# invariant ["ocaml-base-compiler" {>= "5.4.0"}]
# compiler-packages ocaml-base-compiler.5.4.0, ocaml-compiler.5.4.0, ocaml-options-vanilla.1
# ocaml:native true
# ocaml:native-tools true
# ocaml:native-dynlink true
# ocaml:stubsdir /home/opam/.opam/5.4/lib/ocaml/stublibs:/home/opam/.opam/5.4/lib/ocaml
# ocaml:preinstalled false
# ocaml:compiler 5.4.0
2026-01-07 19:00.59 ---> using "20e9c868b4aec4024a5bab5b2b61dc2b9ff98683d077c601f38a9651c4c29410" from cache
/home/opam: (env OPAMDOWNLOADJOBS 1)
/home/opam: (env OPAMERRLOGLEN 0)
/home/opam: (env OPAMPRECISETRACKING 1)
/home/opam: (env CI true)
/home/opam: (env OPAM_REPO_CI true)
/home/opam: (run (shell "rm -rf opam-repository/"))
2026-01-07 19:00.59 ---> using "d5e05b569db4a6dda1850ca4058e44e70d748eef31f96134290296dcbab0e246" from cache
/home/opam: (copy (src .) (dst opam-repository/))
2026-01-07 19:01.11 ---> saved as "5c485b6a5af9141c350b3c9f5b5a74913dcb4df4d1062e12da16efb14a3ef944"
/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-01-07 19:01.38 ---> saved as "0234dbd09e21a58a437bc9e623479c10e42b8f06cf7048307af51bb61176434f"
/home/opam: (run (network host)
(shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian trixie InRelease
- Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB]
- Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB]
- Get:4 http://deb.debian.org/debian-security trixie-security/main s390x Packages [85.2 kB]
- Fetched 176 kB in 0s (658 kB/s)
- Reading package lists...
-
2026-01-07 19:01.41 ---> saved as "e6d57333c4e49d931f7219923376d546f2a743d40e8851aaf4f1eef6ca1edca3"
/home/opam: (run (shell "opam pin add -k version -yn bitwuzla-cxx.0.2.0 0.2.0"))
bitwuzla-cxx is now pinned to version 0.2.0
2026-01-07 19:01.42 ---> saved as "404988517f304c284fb7379d789e521c6fe93326850d78ab3cef47e118e5c9e5"
/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam reinstall bitwuzla-cxx.0.2.0;\
\n res=$?;\
\n test \"$res\" != 31 && exit \"$res\";\
\n export OPAMCLI=2.0;\
\n build_dir=$(opam var prefix)/.opam-switch/build;\
\n failed=$(ls \"$build_dir\");\
\n partial_fails=\"\";\
\n for pkg in $failed; do\
\n if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
\n echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
\n fi;\
\n test \"$pkg\" != 'bitwuzla-cxx.0.2.0' && partial_fails=\"$partial_fails $pkg\";\
\n done;\
\n test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
\n exit 1"))
bitwuzla-cxx.0.2.0 is not installed. Install it? [Y/n] y
* Incompatible packages:
- (invariant) -> ocaml-base-compiler >= 5.4.0
- bitwuzla-cxx < 0.3.0 -> ocaml < 5.0~ -> ocaml-variants
You can temporarily relax the switch invariant with `--update-invariant'
* Missing dependency:
- bitwuzla-cxx < 0.3.0 -> ocaml < 5.0~ -> ocaml-base-compiler (<= 3.07+1 | = 3.07+2 | = 3.08.0 | = 3.08.1 | = 3.08.2 | = 3.08.3 | = 3.08.4 | = 3.09.0) | ocaml-system (<= 3.07+1 | = 3.07+2 | >= 3.08.0) | ocaml-variants < 3.09.1~
not available because the package is pinned to version 5.4.0
unmet availability conditions, e.g. 'sys-ocaml-version = "5.4.0" & (os != "win32" | sys-ocaml-libc = "msvc")'
no matching version
* Missing dependency:
- bitwuzla-cxx < 0.3.0 -> ocaml < 5.0~ -> ocaml-variants -> ocaml-beta
unmet availability conditions: 'enable-ocaml-beta-repository'
* Missing dependency:
- bitwuzla-cxx < 0.3.0 -> ocaml < 5.0~ -> ocaml-variants -> system-msvc
unmet availability conditions: 'os = "win32"'
No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall bitwuzla-cxx.0.2.0;
res=$?;
test "$res" != 31 && exit "$res";
export OPAMCLI=2.0;
build_dir=$(opam var prefix)/.opam-switch/build;
failed=$(ls "$build_dir");
partial_fails="";
for pkg in $failed; do
if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"debian-13\""; then
echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
fi;
test "$pkg" != 'bitwuzla-cxx.0.2.0' && partial_fails="$partial_fails $pkg";
done;
test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
exit 1" failed with exit status 20
2026-01-07 19:01.57: Job failed: Failed: Build failed
2026-01-07 19:01.57: Log analysis:
2026-01-07 19:01.57: >>>
No solution found, exiting
(score = 100)
2026-01-07 19:01.57: [SKIP] Package not available