debian-13-4.11_opam-2.5

2026-01-23 10:41.35: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/ppx-type-wrong-1085 (252ebb91738127172b64554980d21ee8976bd6b6) (linux-x86_64:debian-13-4.11_opam-2.5)
Base: ocaml/opam:debian-13-ocaml-4.11@sha256:db839ee191f4d70aa81b493e2414ef2fad60144c0685b921c31a0c4fc41020e9
Opam project build

To reproduce locally:

git clone --recursive "https://github.com/ocsigen/lwt.git" -b "ppx-type-wrong-1085" && cd "lwt" && git reset --hard 252ebb91
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.11@sha256:db839ee191f4d70aa81b493e2414ef2fad60144c0685b921c31a0c4fc41020e9
# debian-13-4.11_opam-2.5
USER 1000:1000
ENV CLICOLOR_FORCE="1"
ENV OPAMCOLOR="always"
WORKDIR /src
RUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam
RUN opam init --reinit -ni
RUN uname -rs && opam exec -- ocaml -version && opam --version
WORKDIR /src
RUN sudo chown opam /src
RUN cd ~/opam-repository && (git cat-file -e 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u
COPY --chown=1000:1000 lwt_runtime_events.opam lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt_direct.opam lwt.opam ./
RUN opam pin add -yn lwt_runtime_events.dev './' && \
    opam pin add -yn lwt_retry.dev './' && \
    opam pin add -yn lwt_react.dev './' && \
    opam pin add -yn lwt_ppx__ppx_let_tests.dev './' && \
    opam pin add -yn lwt_ppx.dev './' && \
    opam pin add -yn lwt_direct.dev './' && \
    opam pin add -yn lwt.dev './'
RUN echo '(lang dune 3.0)' > './dune-project'
ENV DEPS="base-bigarray.base base-bytes.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.21.0 dune-configurator.3.21.0 lwt.6.0.0~alpha00 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-compiler-libs.v0.12.4 ocaml-config.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ppx_derivers.1.2.1 ppxlib.0.37.0 react.1.2.2 sexplib0.v0.16.0 stdlib-shims.0.3.0 topkg.1.1.1"
ENV CI="true"
ENV OCAMLCI="true"
RUN opam update --depexts && opam install --cli=2.5 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx.dev $DEPS
RUN opam install $DEPS
COPY --chown=1000:1000 . /src
RUN opam exec -- dune build --only-packages=lwt_retry,lwt_react,lwt_ppx @install @check @runtest && rm -rf _build

END-OF-DOCKERFILE
docker build .
END-REPRO-BLOCK

2026-01-23 10:41.35: Using cache hint "ocsigen/lwt-ocaml/opam:debian-13-ocaml-4.11@sha256:db839ee191f4d70aa81b493e2414ef2fad60144c0685b921c31a0c4fc41020e9-debian-13-4.11_opam-2.5-3e98e6ce108bd1443ba4a1f230450c95"
2026-01-23 10:41.35: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.11@sha256:db839ee191f4d70aa81b493e2414ef2fad60144c0685b921c31a0c4fc41020e9)
 (comment debian-13-4.11_opam-2.5)
 (user (uid 1000) (gid 1000))
 (env CLICOLOR_FORCE 1)
 (env OPAMCOLOR always)
 (workdir /src)
 (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam"))
 (run (shell "opam init --reinit -ni"))
 (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
 (workdir /src)
 (run (shell "sudo chown opam /src"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "cd ~/opam-repository && (git cat-file -e 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u"))
 (copy (src lwt_runtime_events.opam lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt_direct.opam lwt.opam)
       (dst ./))
 (run (network host)
      (shell  "opam pin add -yn lwt_runtime_events.dev './' && \
             \nopam pin add -yn lwt_retry.dev './' && \
             \nopam pin add -yn lwt_react.dev './' && \
             \nopam pin add -yn lwt_ppx__ppx_let_tests.dev './' && \
             \nopam pin add -yn lwt_ppx.dev './' && \
             \nopam pin add -yn lwt_direct.dev './' && \
             \nopam pin add -yn lwt.dev './'"))
 (run (network host)
      (shell "echo '(lang dune 3.0)' > './dune-project'"))
 (env DEPS "base-bigarray.base base-bytes.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.21.0 dune-configurator.3.21.0 lwt.6.0.0~alpha00 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-compiler-libs.v0.12.4 ocaml-config.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ppx_derivers.1.2.1 ppxlib.0.37.0 react.1.2.2 sexplib0.v0.16.0 stdlib-shims.0.3.0 topkg.1.1.1")
 (env CI true)
 (env OCAMLCI true)
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "opam update --depexts && opam install --cli=2.5 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx.dev $DEPS"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "opam install $DEPS"))
 (copy (src .) (dst /src))
 (run (shell "opam exec -- dune build --only-packages=lwt_retry,lwt_react,lwt_ppx @install @check @runtest && rm -rf _build"))
)

2026-01-23 10:41.35: Waiting for resource in pool OCluster
2026-01-23 10:41.35: Waiting for worker…
2026-01-23 10:41.36: Got resource from pool OCluster
Building on eumache
All commits already cached
HEAD is now at 252ebb917 also support type annotations at top-level

(from ocaml/opam:debian-13-ocaml-4.11@sha256:db839ee191f4d70aa81b493e2414ef2fad60144c0685b921c31a0c4fc41020e9)
Unable to find image 'ocaml/opam:debian-13-ocaml-4.11@sha256:db839ee191f4d70aa81b493e2414ef2fad60144c0685b921c31a0c4fc41020e9' locally
docker.io/ocaml/opam@sha256:db839ee191f4d70aa81b493e2414ef2fad60144c0685b921c31a0c4fc41020e9: Pulling from ocaml/opam
281b80c799de: Already exists
ce76feb86791: Already exists
7984eb0e5b45: Already exists
56c452a960b1: Already exists
b85825bef00a: Already exists
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9647be36b245: Already exists
Digest: sha256:db839ee191f4d70aa81b493e2414ef2fad60144c0685b921c31a0c4fc41020e9
Status: Downloaded newer image for ocaml/opam@sha256:db839ee191f4d70aa81b493e2414ef2fad60144c0685b921c31a0c4fc41020e9
2026-01-23 10:41.55 ---> saved as "86e5ba47af6f99cdcabc318ae03de9344d25a983c11f3d35819d10245c184546"

/: (comment debian-13-4.11_opam-2.5)

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

/: (env CLICOLOR_FORCE 1)

/: (env OPAMCOLOR always)

/: (workdir /src)

/src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam"))
2026-01-23 10:41.55 ---> saved as "04c1d608e25ee1cb791cdbc09281d1f993d079643e47177c130a24b284446474"

/src: (run (shell "opam init --reinit -ni"))
Configuring from /home/opam/.opamrc and then 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
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.

Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-01-23 10:42.23 ---> saved as "ca7a8863504cff8c8300c2d4e200c4025395d8ba3fa21a60995c352fefd879a1"

/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 5.15.0-131-generic
The OCaml toplevel, version 4.11.2
2.5.0
2026-01-23 10:42.24 ---> saved as "1032fc6989861177d0c2bfac2a46c53d6731345171d0aba85c4f6d88f1f3ff72"

/src: (workdir /src)

/src: (run (shell "sudo chown opam /src"))
2026-01-23 10:42.24 ---> saved as "0f2205555c40618bb1e81bd7f2a27d3c0beab1e62fd21c1461d77c3d2c9fc8a8"

/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
           (network host)
           (shell "cd ~/opam-repository && (git cat-file -e 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
 * branch                  master     -> FETCH_HEAD
   16d9c0eb87..f11a2c8e01  master     -> origin/master
873cb18c37 Merge pull request #29216 from shonfeder/release-dune-3.21.0

<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>
[default] synchronised from git+file:///home/opam/opam-repository

Everything as up-to-date as possible (run with --verbose to show unavailable upgrades).
However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.4.0"), which will ask permission to downgrade or uninstall the conflicting packages.
Nothing to do.
# To update the current shell environment, run: eval $(opam env)
2026-01-23 10:42.44 ---> saved as "d34c187d8bcbb9eab619e792156e545e07ecb4595bfd457b485ccbe066b03f5b"

/src: (copy (src lwt_runtime_events.opam lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt_direct.opam lwt.opam)
            (dst ./))
2026-01-23 10:42.44 ---> saved as "aa24016fc9bc3f8baf6bad71a22c69e5d01405f9894eaf0c3b12826bee9f037f"

/src: (run (network host)
           (shell  "opam pin add -yn lwt_runtime_events.dev './' && \
                  \nopam pin add -yn lwt_retry.dev './' && \
                  \nopam pin add -yn lwt_react.dev './' && \
                  \nopam pin add -yn lwt_ppx__ppx_let_tests.dev './' && \
                  \nopam pin add -yn lwt_ppx.dev './' && \
                  \nopam pin add -yn lwt_direct.dev './' && \
                  \nopam pin add -yn lwt.dev './'"))
[lwt_runtime_events.dev] synchronised (file:///src)
lwt_runtime_events is now pinned to file:///src (version dev)
[lwt_retry.dev] synchronised (file:///src)
lwt_retry is now pinned to file:///src (version dev)
[lwt_react.dev] synchronised (file:///src)
lwt_react is now pinned to file:///src (version dev)
[NOTE] Package lwt_ppx__ppx_let_tests does not exist in opam repositories registered in the current switch.
[lwt_ppx__ppx_let_tests.dev] synchronised (file:///src)
[WARNING] Failed checks on lwt_ppx__ppx_let_tests package definition from source at file:///src:
  warning 62: License doesn't adhere to the SPDX standard, see https://spdx.org/licenses/ : "NOTFORRELEASE"
lwt_ppx__ppx_let_tests is now pinned to file:///src (version dev)
[lwt_ppx.dev] synchronised (file:///src)
lwt_ppx is now pinned to file:///src (version dev)
[lwt_direct.dev] synchronised (file:///src)
lwt_direct is now pinned to file:///src (version dev)
[lwt.dev] synchronised (file:///src)
lwt is now pinned to file:///src (version dev)
2026-01-23 10:42.56 ---> saved as "4091a712673e515ab1ec33aa2aefc2735e2665fdb495d8926908e9ade9cdc135"

/src: (run (network host)
           (shell "echo '(lang dune 3.0)' > './dune-project'"))
2026-01-23 10:42.56 ---> saved as "9a019792d48cc7c40a0a3e678e9285cfb266e4cf853e763cb7518f95ce14385c"

/src: (env DEPS "base-bigarray.base base-bytes.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.21.0 dune-configurator.3.21.0 lwt.6.0.0~alpha00 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-compiler-libs.v0.12.4 ocaml-config.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ppx_derivers.1.2.1 ppxlib.0.37.0 react.1.2.2 sexplib0.v0.16.0 stdlib-shims.0.3.0 topkg.1.1.1")

/src: (env CI true)

/src: (env OCAMLCI true)

/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
           (network host)
           (shell "opam update --depexts && opam install --cli=2.5 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx.dev $DEPS"))
+ /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 [9670 kB]
- Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [97.9 kB]
- Fetched 9999 kB in 1s (7208 kB/s)
- Reading package lists...
- 

<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>
[lwt.dev] synchronised (file:///src)
[lwt_ppx.dev] synchronised (file:///src)
[lwt_react.dev] synchronised (file:///src)
[lwt_retry.dev] synchronised (file:///src)

[NOTE] Package ocaml-config is already installed (current version is 1).
[NOTE] Package ocaml-base-compiler is already installed (current version is 4.11.2).
[NOTE] Package ocaml is already installed (current version is 4.11.2).
[NOTE] Package base-unix is already installed (current version is base).
[NOTE] Package base-threads is already installed (current version is base).
[NOTE] Package base-bigarray is already installed (current version is base).
[ERROR] lwt = 6.0.0~alpha00: not available because the package is pinned to version dev
"/usr/bin/env" "bash" "-c" "opam update --depexts && opam install --cli=2.5 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx.dev $DEPS" failed with exit status 5
2026-01-23 10:43.01: Job failed: Failed: Build failed