(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-12-ocaml-5.4/amd64
To reproduce locally:
cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29196/head" && git reset --hard 73b2f0da
git fetch origin master
git merge --no-edit 2dee2fe30df966714e056f8af164fe0ed7648a63
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-5.4@sha256:08571356255bd5aada4bead3b6d8db4f96fc5376311fd6200304c0ca1e530857
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn bitwuzla-cxx.0.2.0 0.2.0
RUN opam reinstall bitwuzla-cxx.0.2.0; \
res=$?; \
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-12\""; 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: ${partial_fails}"; \
exit 1
END-OF-DOCKERFILE
docker build -f ../Dockerfile .
2026-01-07 18:57.49: Using cache hint "ocaml/opam:debian-12-ocaml-5.4@sha256:08571356255bd5aada4bead3b6d8db4f96fc5376311fd6200304c0ca1e530857-bitwuzla-cxx.0.2.0-73b2f0da1939c4b0c87bfac1421800561d35c434"
2026-01-07 18:57.49: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-5.4@sha256:08571356255bd5aada4bead3b6d8db4f96fc5376311fd6200304c0ca1e530857)
(user (uid 1000) (gid 1000))
(workdir /home/opam)
(run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
(run (network host)
(shell "opam init --reinit --config .opamrc-sandbox -ni"))
(run (shell "opam option solver=builtin-0install && opam config report"))
(env OPAMDOWNLOADJOBS 1)
(env OPAMERRLOGLEN 0)
(env OPAMPRECISETRACKING 1)
(env CI true)
(env OPAM_REPO_CI true)
(run (shell "rm -rf opam-repository/"))
(copy (src .) (dst opam-repository/))
(run (shell "opam repository set-url --strict default opam-repository/"))
(run (network host)
(shell "opam update --depexts || true"))
(run (shell "opam pin add -k version -yn bitwuzla-cxx.0.2.0 0.2.0"))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam reinstall bitwuzla-cxx.0.2.0;\
\n res=$?;\
\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-12\\\"\"; 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 19:02.03: Got resource from pool OCluster
Building on clete
All commits already cached
Updating files: 59% (11408/19147)
Updating files: 60% (11489/19147)
Updating files: 61% (11680/19147)
Updating files: 62% (11872/19147)
Updating files: 63% (12063/19147)
Updating files: 64% (12255/19147)
Updating files: 65% (12446/19147)
Updating files: 66% (12638/19147)
Updating files: 67% (12829/19147)
Updating files: 68% (13020/19147)
Updating files: 69% (13212/19147)
Updating files: 70% (13403/19147)
Updating files: 71% (13595/19147)
Updating files: 72% (13786/19147)
Updating files: 73% (13978/19147)
Updating files: 74% (14169/19147)
Updating files: 75% (14361/19147)
Updating files: 76% (14552/19147)
Updating files: 77% (14744/19147)
Updating files: 78% (14935/19147)
Updating files: 79% (15127/19147)
Updating files: 80% (15318/19147)
Updating files: 81% (15510/19147)
Updating files: 82% (15701/19147)
Updating files: 83% (15893/19147)
Updating files: 84% (16084/19147)
Updating files: 85% (16275/19147)
Updating files: 86% (16467/19147)
Updating files: 87% (16658/19147)
Updating files: 88% (16850/19147)
Updating files: 89% (17041/19147)
Updating files: 90% (17233/19147)
Updating files: 91% (17424/19147)
Updating files: 92% (17616/19147)
Updating files: 93% (17807/19147)
Updating files: 94% (17999/19147)
Updating files: 95% (18190/19147)
Updating files: 96% (18382/19147)
Updating files: 97% (18573/19147)
Updating files: 98% (18765/19147)
Updating files: 99% (18956/19147)
Updating files: 100% (19147/19147)
Updating files: 100% (19147/19147), done.
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-12-ocaml-5.4@sha256:08571356255bd5aada4bead3b6d8db4f96fc5376311fd6200304c0ca1e530857)
Unable to find image 'ocaml/opam:debian-12-ocaml-5.4@sha256:08571356255bd5aada4bead3b6d8db4f96fc5376311fd6200304c0ca1e530857' locally
docker.io/ocaml/opam@sha256:08571356255bd5aada4bead3b6d8db4f96fc5376311fd6200304c0ca1e530857: Pulling from ocaml/opam
32a5bf163bd7: Already exists
e2eab46a3400: Already exists
b072c2a87317: Already exists
69478d6ab31b: Already exists
a4f64090d014: Already exists
ef144da237b1: Already exists
a0c2c2c4ace1: Already exists
cf28655ec82e: Already exists
0dd74339a36e: Already exists
ff5bf0cae262: Already exists
dc54fc6a6d82: Already exists
bcc2740ca18f: Already exists
f31997af2bed: Already exists
3b81d172d3a7: Already exists
0a9a88590c46: Already exists
b7a757323a55: Already exists
beeb4747112c: Already exists
beeb4747112c: Already exists
650042e76ceb: Already exists
7a495fb61ae1: Already exists
f4d81b914811: Already exists
ab09094ca8d2: Already exists
4f4fb700ef54: Already exists
ba89ca8bc775: Already exists
c3aef84b8b10: Already exists
f72fa769be6c: Already exists
88dfe62c765d: Already exists
72bde5d11d41: Already exists
040fd7589d3c: Already exists
e8d6a1380772: Already exists
61e69de007f6: Already exists
cb17a4395807: Already exists
a2d65f6cdcad: Already exists
eed744ef31ce: Already exists
e22e3dc4a92e: Already exists
b5671346073e: Already exists
f6c5a3b26102: Already exists
0b35605aa380: Already exists
128a5ba36f1b: Already exists
fb26c3662cf9: Already exists
ed259f2a3d4f: Already exists
6d81537bf37d: Already exists
1af84bd06ed4: Already exists
5e0452c565f2: Already exists
6e7cf0efadbb: Already exists
9ab45ccdf1f1: Already exists
a0b4dcc364cf: Already exists
c62c26f1ef5b: Already exists
Digest: sha256:08571356255bd5aada4bead3b6d8db4f96fc5376311fd6200304c0ca1e530857
Status: Downloaded newer image for ocaml/opam@sha256:08571356255bd5aada4bead3b6d8db4f96fc5376311fd6200304c0ca1e530857
2026-01-07 19:02.17 ---> saved as "34df517b5a528590645a754f3ef4e5ec7905d98ec0dcdbba6707110142ccfdea"
/: (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 19:02.17 ---> saved as "73b7010857efa8668fac31f66dc0386473572d108f15807241048556c91bc35f"
/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.
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.
Continue? [Y/n] y
[NOTE] The 'jobs' option was reset, its value was 255 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using:
opam option jobs=255 --global
Format upgrade done.
<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-01-07 19:03.04 ---> saved as "e01a63fb711bd0be3a5dd5ab789090e8f97aacdcbaa349069e248f606f1b5c15"
/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=x86_64 os=linux os-distribution=debian os-version=12
# solver builtin-0install
# install-criteria -changed,-count[avoid-version,solution]
# upgrade-criteria -count[avoid-version,solution]
# jobs 71
# 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 19:03.05 ---> saved as "cd4d5780c02d76ea7b1362cd17e5a51635779f9a532d43fe81ca24ff25e1aa69"
/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 19:03.16 ---> saved as "b81d479d21199f572554d0e35f4cb16d68731e2af0d1c0734f890eae23f6e2e7"
/home/opam: (copy (src .) (dst opam-repository/))
2026-01-07 19:03.40 ---> saved as "d6c6fb090e71c2e4ebd66682018f85639ce0a78c802229577a9f6e5815132bee"
/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-01-07 19:04.10 ---> saved as "b17f752fdcd646e1c7c7578eed90490747daead88945d017d9ffb9276fd226ee"
/home/opam: (run (network host)
(shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian bookworm InRelease
- Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]
- Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]
- Get:4 http://deb.debian.org/debian-security bookworm-security/main amd64 Packages [290 kB]
- Fetched 393 kB in 0s (1113 kB/s)
- Reading package lists...
-
2026-01-07 19:04.12 ---> saved as "b351f6a3ba9f338d26c0a015c9c250332f151f4af66bb9a337611358b51b7254"
/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 19:04.13 ---> saved as "2eac36466df1a6de1f5b0bc8270f107561b10b2c2efc597c002a9d43939a58d2"
/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-12\\\"\"; 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: ${partial_fails}\";\
\n exit 1"))
bitwuzla-cxx.0.2.0 is not installed. Install it? [Y/n] y
* Incompatible packages:
- (invariant) -> ocaml-base-compiler >= 5.4.0
- bitwuzla-cxx < 0.3.0 -> ocaml < 5.0~ -> dkml-base-compiler
You can temporarily relax the switch invariant with `--update-invariant'
* Incompatible packages:
- (invariant) -> ocaml-base-compiler >= 5.4.0
- bitwuzla-cxx < 0.3.0 -> ocaml < 5.0~ -> ocaml-variants
* Missing dependency:
- bitwuzla-cxx < 0.3.0 -> ocaml < 5.0~ -> ocaml-base-compiler (<= 3.07+1 | = 3.07+2 | = 3.08.0 | = 3.08.1 | = 3.08.2 | = 3.08.3 | = 3.08.4 | = 3.09.0) | ocaml-system (<= 3.07+1 | = 3.07+2 | >= 3.08.0) | ocaml-variants < 3.09.1~
not available because the package is pinned to version 5.4.0
unmet availability conditions, e.g. 'sys-ocaml-version = "5.4.0" & (os != "win32" | sys-ocaml-libc = "msvc")'
no matching version
* Missing dependency:
- bitwuzla-cxx < 0.3.0 -> ocaml < 5.0~ -> ocaml-variants -> ocaml-beta
unmet availability conditions: 'enable-ocaml-beta-repository'
* Missing dependency:
- bitwuzla-cxx < 0.3.0 -> ocaml < 5.0~ -> ocaml-variants -> system-msvc
unmet availability conditions: 'os = "win32"'
No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall bitwuzla-cxx.0.2.0;
res=$?;
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-12\""; 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 19:04.50: Job failed: Failed: Build failed
2026-01-07 19:04.50: Log analysis:
2026-01-07 19:04.50: >>>
No solution found, exiting
(score = 100)
2026-01-07 19:04.50: [SKIP] Package not available