(not at the head of any monitored branch or PR)
2025-05-09 11:52.20: New job: build conf-cuda.1, using opam 2.3
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27864/head (b3bc9d73d284e8a1aa3409da9fc3f2c4b22be9f7)
                              on debian-12-ocaml-4.14/s390x

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27864/head" && git reset --hard b3bc9d73
git fetch origin master
git merge --no-edit 0d013e603b5ebf0e9b404e10d5a6839f226e1739
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-4.14@sha256:e8d764439f059c0be254641f4af746346e7f337f46cbc49c8094e394f4218e9c
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn conf-cuda.1 1
RUN opam reinstall conf-cuda.1; \
    res=$?; \
    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-12\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'conf-cuda.1' && partial_fails="$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 .

2025-05-09 11:52.20: Using cache hint "ocaml/opam:debian-12-ocaml-4.14@sha256:e8d764439f059c0be254641f4af746346e7f337f46cbc49c8094e394f4218e9c-conf-cuda.1-b3bc9d73d284e8a1aa3409da9fc3f2c4b22be9f7"
2025-05-09 11:52.20: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-4.14@sha256:e8d764439f059c0be254641f4af746346e7f337f46cbc49c8094e394f4218e9c)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-2.3 /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 conf-cuda.1 1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall conf-cuda.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-12\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'conf-cuda.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-05-09 11:52.20: Waiting for resource in pool OCluster
2025-05-09 11:52.20: Waiting for worker…
2025-05-09 11:59.21: Got resource from pool OCluster
Building on s390x-worker-01.marist.ci.dev
All commits already cached
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HEAD is now at 0d013e603b Merge pull request #27802 from Khady/release-junit-2.3.0
Updating 0d013e603b..b3bc9d73d2
Fast-forward
 packages/conf-cuda/conf-cuda.1/opam | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(from ocaml/opam:debian-12-ocaml-4.14@sha256:e8d764439f059c0be254641f4af746346e7f337f46cbc49c8094e394f4218e9c)
Unable to find image 'ocaml/opam:debian-12-ocaml-4.14@sha256:e8d764439f059c0be254641f4af746346e7f337f46cbc49c8094e394f4218e9c' locally
docker.io/ocaml/opam@sha256:e8d764439f059c0be254641f4af746346e7f337f46cbc49c8094e394f4218e9c: Pulling from ocaml/opam
Digest: sha256:e8d764439f059c0be254641f4af746346e7f337f46cbc49c8094e394f4218e9c
Status: Downloaded newer image for ocaml/opam@sha256:e8d764439f059c0be254641f4af746346e7f337f46cbc49c8094e394f4218e9c
2025-05-09 11:59.28 ---> using "b63af76b3f2b491d46107198fd13599163479dc8e871670bf0232f4b3a285859" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
2025-05-09 11:59.28 ---> using "91716607a3f6c3548176566d7593b2df01b9153050b6f7d8d7f3c0caf1c0d5e4" 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
This development 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
2025-05-09 11:59.28 ---> using "550cd7f84e35e12756326bfc881903fee4f143d859ebcc088d58f8b8f91eed91" 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         2.3.0 (35acd0c5abc5e66cdbd5be16ba77aa6c33a4c724)
# self-upgrade         no
# system               arch=s390x 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                 3
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       4.14
# invariant            ["ocaml-base-compiler" {= "4.14.2"}]
# compiler-packages    ocaml-base-compiler.4.14.2, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.14/lib/ocaml/stublibs:/home/opam/.opam/4.14/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.14.2
2025-05-09 11:59.28 ---> using "218d76420438f27ac3a32e097a3ab71c50931ee0dea55bdb5a7b6872b089d41b" 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/"))
2025-05-09 11:59.28 ---> using "beef5dede65b5c92733412ce1d1a421b404a0b3ec458422ea2ddc39208b76c22" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-05-09 12:01.29 ---> saved as "a45d1e7e29a8f7ec0469be3c9907f224debaffa12998f68a9b85b4c5905560ef"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-05-09 12:03.28 ---> saved as "a21689c81f177f916e663796ccfec306f3a0b1d245707d2a2b05ad71b23f1bb2"

/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 s390x Packages [227 kB]
- Fetched 330 kB in 1s (323 kB/s)
- Reading package lists...
- 
2025-05-09 12:03.37 ---> saved as "333b63e0d1eb4de2f1291c6a1fbdd0718aa13e78295f7a15b3a3a8d16e45d91c"

/home/opam: (run (shell "opam pin add -k version -yn conf-cuda.1 1"))
conf-cuda is now pinned to version 1
2025-05-09 12:03.41 ---> saved as "4837bdc33cac9d5f15c9ad7fc7e394992ccacda8ce0285f74fae3dba9e82fcdb"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall conf-cuda.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-12\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'conf-cuda.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
conf-cuda.1 is not installed. Install it? [y/n] y
The following actions will be performed:
=== install 2 packages
  - install conf-cuda        1 (pinned)
  - install conf-cuda-config 1          [required by conf-cuda]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> installed conf-cuda-config.1
[ERROR] The compilation of conf-cuda.1 failed at "sh -exc $(ocamlc -config-var c_compiler) -c $CFLAGS -I'/usr/local/cuda/include' test.c".

#=== ERROR while compiling conf-cuda.1 ========================================#
# context              2.3.0 | linux/s390x | ocaml-base-compiler.4.14.2 | pinned
# path                 ~/.opam/4.14/.opam-switch/build/conf-cuda.1
# command              ~/.opam/opam-init/hooks/sandbox.sh build sh -exc $(ocamlc -config-var c_compiler) -c $CFLAGS -I'/usr/local/cuda/include' test.c
# exit-code            1
# env-file             ~/.opam/log/conf-cuda-6-dcc16c.env
# output-file          ~/.opam/log/conf-cuda-6-dcc16c.out
### output ###
# + ocamlc -config-var c_compiler
# + gcc -c -I/usr/local/cuda/include test.c
# test.c:1:14: fatal error: cuda.h: No such file or directory
#     1 |    #include  "cuda.h"
#       |              ^~~~~~~~
# compilation terminated.


The former state can be restored with:
    /usr/bin/opam switch import "/home/opam/.opam/4.14/.opam-switch/backup/state-20250509120345.export"


<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build conf-cuda 1
+- 
+- The following changes have been performed
| - install conf-cuda-config 1
+- 

<><> conf-cuda-config.1 installed successfully ><><><><><><><><><><><><><><><><>
=> NOTE: assuming CUDA will be installed under /usr/local/cuda

<><> conf-cuda.1 troubleshooting ><><><><><><><><><><><><><><><><><><><><><><><>
=> Execute: $ sudo add-apt-repository multiverse; sudo apt update; sudo apt-get install nvidia-cuda-dev nvidia-cuda-toolkit
=> Alternatively: manually install CUDA or verify that CUDA_PATH is set properly, and re-install opam package conf-cuda-config. We recommend using the latest version of CUDA, at least v12.8. See: https://docs.nvidia.com/cuda/cuda-installation-guide-linux/index.html
# To update the current shell environment, run: eval $(opam env)
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
"/usr/bin/env" "bash" "-c" "opam reinstall conf-cuda.1;
        res=$?;
        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-12\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'conf-cuda.1' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 1
2025-05-09 12:04.55: Job failed: Failed: Build failed
2025-05-09 12:04.55: Log analysis:
2025-05-09 12:04.55: >>> 
[ERROR] The compilation of conf-cuda.1 failed at "sh -exc $(ocamlc -config-var c_compiler) -c $CFLAGS -I'/usr/local/cuda/include' test.c".
 (score = 20)
2025-05-09 12:04.55: The compilation of conf-cuda.1 failed at "sh -exc $(ocamlc -config-var c_compiler) -c $CFLAGS -I'/usr/local/cuda/include' test.c".