(for PR #29367)

2026-02-10 16:19.30: New job: build multipart_form.0.8.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29367/head (41132ad3bb08c1323eb53af67d50a84e89be1763)
                              on debian-13-ocaml-4.08/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29367/head" && git reset --hard 41132ad3
git fetch origin master
git merge --no-edit 6a35634d6446e6151b438792d64cc32db88a1a2e
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn multipart_form.0.8.0 0.8.0
RUN opam reinstall multipart_form.0.8.0; \
    res=$?; \
    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 "$pkg" != 'multipart_form.0.8.0' && partial_fails="$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 .

2026-02-10 16:19.30: Using cache hint "ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7-multipart_form.0.8.0-41132ad3bb08c1323eb53af67d50a84e89be1763"
2026-02-10 16:19.30: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7)
 (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 multipart_form.0.8.0 0.8.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall multipart_form.0.8.0;\
             \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 \"$pkg\" != 'multipart_form.0.8.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-02-10 16:19.30: Waiting for resource in pool OCluster
2026-02-10 19:05.01: Waiting for worker…
2026-02-10 19:08.59: Got resource from pool OCluster
Building on eumache
All commits already cached
HEAD is now at 6a35634d64 Merge pull request #29363 from hannesm/maint-none-feb-2026
Merge made by the 'ort' strategy.
 .../multipart_form-cohttp-lwt.0.8.0/opam           | 29 ++++++++++++++
 .../multipart_form-eio.0.8.0/opam                  | 42 +++++++++++++++++++++
 .../multipart_form-lwt.0.8.0/opam                  | 42 +++++++++++++++++++++
 .../multipart_form-miou.0.8.0/opam                 | 42 +++++++++++++++++++++
 packages/multipart_form/multipart_form.0.8.0/opam  | 44 ++++++++++++++++++++++
 5 files changed, 199 insertions(+)
 create mode 100644 packages/multipart_form-cohttp-lwt/multipart_form-cohttp-lwt.0.8.0/opam
 create mode 100644 packages/multipart_form-eio/multipart_form-eio.0.8.0/opam
 create mode 100644 packages/multipart_form-lwt/multipart_form-lwt.0.8.0/opam
 create mode 100644 packages/multipart_form-miou/multipart_form-miou.0.8.0/opam
 create mode 100644 packages/multipart_form/multipart_form.0.8.0/opam

(from ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7)
2026-02-10 19:09.06 ---> using "8e880d54b82285cc07797680056d2282ee7dd8d645150afdce9c0dfbe68786cc" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-02-10 19:09.06 ---> using "a6a0ebca49c4feba553de18493a38c75d5076a5b0e8970a807d016ed61870078" 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 2.0 to version 2.2, which can't be reverted.
You may want to back it up before going further.

Continue? [Y/n] y
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-02-10 19:09.34 ---> saved as "e7a1518b07506d5a6e49086d77b74e4dded2cdb404b3e45a1db7c97ea0855a14"

/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=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       4.08
# invariant            ["ocaml-base-compiler" {= "4.08.1"}]
# compiler-packages    ocaml-base-compiler.4.08.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.08/lib/ocaml/stublibs:/home/opam/.opam/4.08/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.08.1
2026-02-10 19:09.36 ---> saved as "7e4fa8207be7e62b002924cebf0faa1293ee3e834283a59566ea8e4464ac6629"

/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/"))
2026-02-10 19:09.47 ---> saved as "da0bfd8b207385b55e32e1ad31c304b318996f2a6ce41b9f1112dcf8409c5fe2"

/home/opam: (copy (src .) (dst opam-repository/))
2026-02-10 19:09.54 ---> saved as "2fef15a0c508e603a68e0a359d518524b185ec8e772be1751cb8a4b0c1b59cd1"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-02-10 19:10.16 ---> saved as "cd18cb287fd5faa60a4b78c9540f28fcddff091fadfcf627d404d140f8d8f9c3"

/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 amd64 Packages [104 kB]
- Fetched 195 kB in 0s (1665 kB/s)
- Reading package lists...
2026-02-10 19:10.18 ---> saved as "e2157e312da92ebe6ab532996aea1ce9a2259dd06ca6444317e42e2af2f6b9e1"

/home/opam: (run (shell "opam pin add -k version -yn multipart_form.0.8.0 0.8.0"))
multipart_form is now pinned to version 0.8.0
2026-02-10 19:10.19 ---> saved as "48d65a853ca45a03d173acb59ec2b9623e62bf87dfce55fe9bc26f441dbfd480"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall multipart_form.0.8.0;\
                        \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 \"$pkg\" != 'multipart_form.0.8.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
multipart_form.0.8.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 20 packages
  - install angstrom           0.16.1         [required by multipart_form]
  - install base64             3.5.2          [required by multipart_form]
  - install bigarray-overlap   0.2.1          [required by prettym]
  - install bigstringaf        0.10.0         [required by multipart_form]
  - install conf-pkg-config    4              [required by bigarray-overlap]
  - install csexp              1.5.2          [required by dune-configurator]
  - install dune               3.21.0         [required by multipart_form]
  - install dune-configurator  3.21.0         [required by bigstringaf]
  - install fmt                0.11.0         [required by multipart_form]
  - install ke                 0.6            [required by multipart_form]
  - install logs               0.8.0          [required by multipart_form]
  - install multipart_form     0.8.0 (pinned)
  - install ocaml-syntax-shims 1.0.0          [required by angstrom]
  - install ocamlbuild         0.16.1         [required by fmt, logs]
  - install ocamlfind          1.9.8          [required by fmt, logs]
  - install pecu               0.7            [required by multipart_form]
  - install prettym            0.0.3          [required by multipart_form]
  - install topkg              1.1.1          [required by fmt, logs]
  - install unstrctrd          0.4            [required by multipart_form]
  - install uutf               1.0.4          [required by multipart_form]

The following system packages will first need to be installed:
    pkg-config

<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>

opam believes some required external dependencies are missing. opam can:
> 1. Run apt-get to install them (may need root/sudo access)
  2. Display the recommended apt-get command and wait while you run it manually (e.g. in another terminal)
  3. Continue anyway, and, upon success, permanently register that this external dependency is present, but not detectable
  4. Abort the installation

[1/2/3/4] 1

+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "pkg-config"
- Selecting previously unselected package libpkgconf3:amd64.
- (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 20623 files and directories currently installed.)
- Preparing to unpack .../libpkgconf3_1.8.1-4_amd64.deb ...
- Unpacking libpkgconf3:amd64 (1.8.1-4) ...
- Selecting previously unselected package pkgconf-bin.
- Preparing to unpack .../pkgconf-bin_1.8.1-4_amd64.deb ...
- Unpacking pkgconf-bin (1.8.1-4) ...
- Selecting previously unselected package pkgconf:amd64.
- Preparing to unpack .../pkgconf_1.8.1-4_amd64.deb ...
- Unpacking pkgconf:amd64 (1.8.1-4) ...
- Selecting previously unselected package pkg-config:amd64.
- Preparing to unpack .../pkg-config_1.8.1-4_amd64.deb ...
- Unpacking pkg-config:amd64 (1.8.1-4) ...
- Setting up libpkgconf3:amd64 (1.8.1-4) ...
- Setting up pkgconf-bin (1.8.1-4) ...
- Setting up pkgconf:amd64 (1.8.1-4) ...
- Setting up pkg-config:amd64 (1.8.1-4) ...
- Processing triggers for libc-bin (2.41-12+deb13u1) ...

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved angstrom.0.16.1  (cached)
-> retrieved base64.3.5.2  (cached)
-> retrieved bigarray-overlap.0.2.1  (cached)
-> retrieved bigstringaf.0.10.0  (cached)
-> retrieved csexp.1.5.2  (cached)
-> installed conf-pkg-config.4
-> retrieved dune.3.21.0, dune-configurator.3.21.0  (cached)
-> retrieved fmt.0.11.0  (cached)
-> retrieved ke.0.6  (cached)
-> retrieved logs.0.8.0  (cached)
-> retrieved multipart_form.0.8.0  (cached)
-> retrieved ocaml-syntax-shims.1.0.0  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved pecu.0.7  (cached)
-> retrieved prettym.0.0.3  (cached)
-> retrieved topkg.1.1.1  (cached)
-> retrieved unstrctrd.0.4  (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 fmt.0.11.0
-> installed logs.0.8.0
-> installed dune.3.21.0
-> installed bigarray-overlap.0.2.1
-> installed base64.3.5.2
-> installed csexp.1.5.2
-> installed ke.0.6
-> installed ocaml-syntax-shims.1.0.0
-> installed pecu.0.7
-> installed dune-configurator.3.21.0
-> installed bigstringaf.0.10.0
-> installed angstrom.0.16.1
-> installed prettym.0.0.3
-> installed unstrctrd.0.4
-> installed multipart_form.0.8.0
Done.
# To update the current shell environment, run: eval $(opam env)
2026-02-10 19:11.04 ---> saved as "987effcb550d21addd85e70a124ad29b146555157f99f45951a9d2daa1af9380"
Job succeeded
2026-02-10 19:11.09: Job succeeded