(for PR #29929)

2026-05-20 11:19.39: New job: build embedded_ocaml_templates.0.8.1, lower-bounds, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29929/head (9002fdb7d59fe104e77fb515ef69be1381d12a14)
                              on debian-13-ocaml-5.3/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29929/head" && git reset --hard 9002fdb7
git fetch origin master
git merge --no-edit 64a847a29e96527a72f3e45822610f25e7ad0a40
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn embedded_ocaml_templates.0.8.1 0.8.1
RUN opam reinstall embedded_ocaml_templates.0.8.1; \
    res=$?; \
    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 "$pkg" != 'embedded_ocaml_templates.0.8.1' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
ENV OPAMCRITERIA="+removed,+count[version-lag,solution]"
ENV OPAMFIXUPCRITERIA="+removed,+count[version-lag,solution]"
ENV OPAMUPGRADECRITERIA="+removed,+count[version-lag,solution]"
RUN opam reinstall embedded_ocaml_templates.0.8.1; \
    res=$?; \
    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 "$pkg" != 'embedded_ocaml_templates.0.8.1' && partial_fails="$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 .

2026-05-20 11:19.39: Using cache hint "ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34-embedded_ocaml_templates.0.8.1-9002fdb7d59fe104e77fb515ef69be1381d12a14"
2026-05-20 11:19.39: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34)
 (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 embedded_ocaml_templates.0.8.1 0.8.1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall embedded_ocaml_templates.0.8.1;\
             \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 \"$pkg\" != 'embedded_ocaml_templates.0.8.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (env OPAMCRITERIA +removed,+count[version-lag,solution])
 (env OPAMFIXUPCRITERIA +removed,+count[version-lag,solution])
 (env OPAMUPGRADECRITERIA +removed,+count[version-lag,solution])
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall embedded_ocaml_templates.0.8.1;\
             \n        res=$?;\
             \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 \"$pkg\" != 'embedded_ocaml_templates.0.8.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-05-20 11:19.39: Waiting for resource in pool OCluster
2026-05-20 11:19.42: Waiting for worker…
2026-05-20 11:19.42: Got resource from pool OCluster
Building on bremusa.ocamllabs.io
HEAD is now at 58120b7b88 [new release] lrgrep (0.9)
HEAD is now at 64a847a29e Merge pull request #29924 from jmid/add-dune-3.23.0-ocaml-bound
Updating 64a847a29e..9002fdb7d5
Fast-forward
 .../embedded_ocaml_templates.0.8.1/opam            | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 packages/embedded_ocaml_templates/embedded_ocaml_templates.0.8.1/opam

(from ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34)
2026-05-20 11:19.44 ---> using "71d67f8159bfda68aedc8e453e4c631ea37ef85beaa558f319563ad5c19227e6" from cache

/: (user (uid 1000) (gid 1000))

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-05-20 11:19.44 ---> using "3a34e74c2cfb35b58eb9b92fd62f231bc6a4334ec39fe33658189a0c99c6f076" 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.

This version of opam requires an update to the layout of /home/opam/.opam from version 2.1 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 1 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=1 --global
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] no changes from git+file:///home/opam/opam-repository
2026-05-20 11:19.44 ---> using "21d7f6382f823143e158f1cb8792fa14783c8c9b48d595bc360cc6394a19e8cf" 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         2.5.1
# self-upgrade         no
# system               arch=x86_64 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                 71
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.3
# invariant            ["ocaml-base-compiler" {= "5.3.0"}]
# compiler-packages    ocaml-base-compiler.5.3.0, ocaml-compiler.5.3.0, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.3/lib/ocaml/stublibs:/home/opam/.opam/5.3/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.3.0
2026-05-20 11:19.44 ---> using "ea032b0b0a2b8c45bef3e49620e581feaa6350ff7e18e2671f252b1c0e1237d8" 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/"))
2026-05-20 11:19.44 ---> using "ad249fd0b1700a5aa0569ca88f3418d747d218aeee5a324f6eab04d09326cdaf" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-05-20 11:19.55 ---> saved as "0c591c7d0a68b23e42e08850a0b537e0ed7aab5daeb123928f8c5a6eb9946c9b"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-05-20 11:20.07 ---> saved as "027f06288d364407b121533c2f9e2133998d8776f5660d2b2013f8bd7cfc92b2"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Get:1 http://deb.debian.org/debian trixie InRelease [140 kB]
- 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 trixie/main amd64 Packages [9671 kB]
- Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [165 kB]
- Fetched 10.1 MB in 2s (6422 kB/s)
- Reading package lists...
- 
2026-05-20 11:20.10 ---> saved as "25f92cfb003049f02dd835de7ddf2d44b2134be3670f714ca31d7a4b9a979451"

/home/opam: (run (shell "opam pin add -k version -yn embedded_ocaml_templates.0.8.1 0.8.1"))
embedded_ocaml_templates is now pinned to version 0.8.1
2026-05-20 11:20.10 ---> saved as "14fd4f1af97c2e62f8651c7a451ee44c485ac29d9cd3c4c874495e394301e07b"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall embedded_ocaml_templates.0.8.1;\
                        \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 \"$pkg\" != 'embedded_ocaml_templates.0.8.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
embedded_ocaml_templates.0.8.1 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 19 packages
  - install containers               3.18           [required by embedded_ocaml_templates]
  - install csexp                    1.5.2          [required by dune-configurator]
  - install dune                     3.23.1         [required by embedded_ocaml_templates]
  - install dune-configurator        3.23.1         [required by containers]
  - install either                   1.0.0          [required by containers]
  - install embedded_ocaml_templates 0.8.1 (pinned)
  - install gen                      1.1            [required by sedlex]
  - install ocaml-compiler-libs      v0.17.0        [required by ppxlib]
  - install ocamlbuild               0.16.1         [required by uutf]
  - install ocamlfind                1.9.8          [required by uutf]
  - install pprint                   20230830       [required by embedded_ocaml_templates]
  - install ppx_derivers             1.2.1          [required by ppxlib]
  - install ppxlib                   0.38.0         [required by embedded_ocaml_templates]
  - install sedlex                   3.7            [required by embedded_ocaml_templates]
  - install seq                      base           [required by gen]
  - install sexplib0                 v0.17.0        [required by ppxlib]
  - install stdlib-shims             0.3.0          [required by ppxlib]
  - install topkg                    1.1.1          [required by uutf]
  - install uutf                     1.0.4          [required by embedded_ocaml_templates]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved containers.3.18  (cached)
-> retrieved csexp.1.5.2  (cached)
-> retrieved dune.3.23.1, dune-configurator.3.23.1  (cached)
-> retrieved either.1.0.0  (cached)
-> retrieved embedded_ocaml_templates.0.8.1  (https://github.com/EmileTrotignon/embedded_ocaml_templates/archive/refs/tags/0.8.1.tar.gz)
-> retrieved gen.1.1  (cached)
-> retrieved ocaml-compiler-libs.v0.17.0  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved pprint.20230830  (cached)
-> retrieved ppx_derivers.1.2.1  (cached)
-> retrieved ppxlib.0.38.0  (cached)
-> retrieved sedlex.3.7  (cached)
-> retrieved seq.base  (cached)
-> installed seq.base
-> retrieved sexplib0.v0.17.0  (cached)
-> retrieved stdlib-shims.0.3.0  (cached)
-> retrieved topkg.1.1.1  (cached)
-> retrieved uutf.1.0.4  (cached)
-> installed ocamlfind.1.9.8
-> installed ocamlbuild.0.16.1
-> installed topkg.1.1.1
-> installed uutf.1.0.4
-> installed dune.3.23.1
-> installed csexp.1.5.2
-> installed either.1.0.0
-> installed gen.1.1
-> installed ocaml-compiler-libs.v0.17.0
-> installed pprint.20230830
-> installed ppx_derivers.1.2.1
-> installed sexplib0.v0.17.0
-> installed stdlib-shims.0.3.0
-> installed dune-configurator.3.23.1
-> installed containers.3.18
-> installed ppxlib.0.38.0
-> installed sedlex.3.7
-> installed embedded_ocaml_templates.0.8.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-05-20 11:21.19 ---> saved as "829968aae64275cd2247ec966d1dc9c496339620608e7a377fb4636928e4cee3"

/home/opam: (env OPAMCRITERIA +removed,+count[version-lag,solution])

/home/opam: (env OPAMFIXUPCRITERIA +removed,+count[version-lag,solution])

/home/opam: (env OPAMUPGRADECRITERIA +removed,+count[version-lag,solution])

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall embedded_ocaml_templates.0.8.1;\
                        \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 \"$pkg\" != 'embedded_ocaml_templates.0.8.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
The following actions will be performed:
=== downgrade 15 packages
  - downgrade containers               3.18 to 3.7          [required by embedded_ocaml_templates]
  - downgrade csexp                    1.5.2 to 1.3.1       [uses dune]
  - downgrade dune                     3.23.1 to 3.15.3     [required by embedded_ocaml_templates]
  - downgrade dune-configurator        3.23.1 to 2.9.3      [required by containers]
  - downgrade gen                      1.1 to 0.5.3         [uses dune]
  - downgrade ocamlbuild               0.16.1 to 0.14.3     [required by uchar]
  - downgrade ocamlfind                1.9.8 to 1.9.6       [required by base-bytes]
  - downgrade pprint                   20230830 to 20171003 [required by embedded_ocaml_templates]
  - downgrade ppxlib                   0.38.0 to 0.34.0     [required by embedded_ocaml_templates]
  - downgrade sedlex                   3.7 to 3.0           [required by embedded_ocaml_templates]
  - downgrade seq                      base to 0.3          [required by containers]
  - downgrade sexplib0                 v0.17.0 to v0.15.1   [uses dune]
  - downgrade stdlib-shims             0.3.0 to 0.1.0       [uses dune]
  - downgrade topkg                    1.1.1 to 1.0.8       [uses ocamlfind]
  - downgrade uutf                     1.0.4 to 1.0.3       [required by embedded_ocaml_templates]
=== recompile 4 packages
  - recompile either                   1.0.0                [uses dune]
  - recompile embedded_ocaml_templates 0.8.1 (pinned)
  - recompile ocaml-compiler-libs      v0.17.0              [uses dune]
  - recompile ppx_derivers             1.2.1                [uses dune]
=== install 3 packages
  - install   base-bytes               base                 [required by gen]
  - install   result                   1.5                  [required by csexp]
  - install   uchar                    0.0.2                [required by sedlex]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved containers.3.7  (cached)
-> retrieved csexp.1.3.1  (cached)
-> retrieved dune.3.15.3  (cached)
-> retrieved dune-configurator.2.9.3  (cached)
-> retrieved either.1.0.0  (cached)
-> retrieved embedded_ocaml_templates.0.8.1  (cached)
-> retrieved gen.0.5.3  (cached)
-> retrieved ocaml-compiler-libs.v0.17.0  (cached)
-> retrieved ocamlbuild.0.14.3  (cached)
-> retrieved ocamlfind.1.9.6  (cached)
-> retrieved pprint.20171003  (cached)
-> retrieved ppx_derivers.1.2.1  (cached)
-> retrieved ppxlib.0.34.0  (cached)
-> retrieved result.1.5  (cached)
-> retrieved sedlex.3.0  (cached)
-> retrieved seq.0.3  (cached)
-> retrieved sexplib0.v0.15.1  (cached)
-> retrieved stdlib-shims.0.1.0  (cached)
-> retrieved topkg.1.0.8  (cached)
-> retrieved uchar.0.0.2  (cached)
-> retrieved uutf.1.0.3  (cached)
-> removed   embedded_ocaml_templates.0.8.1
-> removed   containers.3.18
-> removed   dune-configurator.3.23.1
-> removed   csexp.1.5.2
-> removed   either.1.0.0
-> removed   pprint.20230830
-> removed   sedlex.3.7
-> removed   gen.1.1
-> removed   ppxlib.0.38.0
-> removed   ocaml-compiler-libs.v0.17.0
-> removed   ppx_derivers.1.2.1
-> removed   seq.base
-> removed   sexplib0.v0.17.0
-> removed   stdlib-shims.0.3.0
-> removed   dune.3.23.1
-> removed   uutf.1.0.4
-> removed   topkg.1.1.1
-> removed   ocamlbuild.0.16.1
-> removed   ocamlfind.1.9.8
-> installed dune.3.15.3
-> installed ocamlbuild.0.14.3
-> installed ocamlfind.1.9.6
-> installed base-bytes.base
-> installed either.1.0.0
-> installed ppx_derivers.1.2.1
-> installed result.1.5
-> installed seq.0.3
-> installed sexplib0.v0.15.1
-> installed stdlib-shims.0.1.0
-> installed uchar.0.0.2
-> installed csexp.1.3.1
-> installed ocaml-compiler-libs.v0.17.0
-> installed pprint.20171003
-> installed dune-configurator.2.9.3
-> installed gen.0.5.3
-> installed containers.3.7
-> installed topkg.1.0.8
-> installed uutf.1.0.3
-> installed ppxlib.0.34.0
-> installed sedlex.3.0
-> installed embedded_ocaml_templates.0.8.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-05-20 11:22.28 ---> saved as "13010b30bd9b86ba888e025906c0daf3690401bb7d514e2609278bd9273d6fd4"
Job succeeded
2026-05-20 11:22.33: Job succeeded