(for PR #29582)

2026-03-25 13:14.44: New job: test mhttp.0.0.1 with ocaml-compiler.5.4.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29582/head (fa5fb3a6a806e832e4c7791145889a6bbe8b64ef)
                              on debian-13-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29582/head" && git reset --hard fa5fb3a6
git fetch origin master
git merge --no-edit 2f93e9d4614d6376ed929fc2cee7c59cb9d5833b
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ocaml-compiler.5.4.0 5.4.0
RUN opam reinstall --update-invariant ocaml-compiler.5.4.0; \
    res=$?; \
    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 "$pkg" != 'ocaml-compiler.5.4.0' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN opam reinstall mhttp.0.0.1; \
    res=$?; \
    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 "$pkg" != 'mhttp.0.0.1' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test mhttp.0.0.1) || true
RUN opam reinstall --with-test --verbose mhttp.0.0.1; \
    res=$?; \
    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 "$pkg" != 'mhttp.0.0.1' && partial_fails="$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 .

2026-03-25 13:14.44: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6-ocaml-compiler.5.4.0-mhttp.0.0.1-fa5fb3a6a806e832e4c7791145889a6bbe8b64ef"
2026-03-25 13:14.44: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6)
 (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 ocaml-compiler.5.4.0 5.4.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall --update-invariant ocaml-compiler.5.4.0;\
             \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 \"$pkg\" != 'ocaml-compiler.5.4.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall mhttp.0.0.1;\
             \n        res=$?;\
             \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 \"$pkg\" != 'mhttp.0.0.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test mhttp.0.0.1) || true"))
 (run (shell  "opam reinstall --with-test --verbose mhttp.0.0.1;\
             \n        res=$?;\
             \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 \"$pkg\" != 'mhttp.0.0.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-25 13:14.44: Waiting for resource in pool OCluster
2026-03-25 18:51.19: Waiting for worker…
2026-03-25 18:53.26: Got resource from pool OCluster
Building on laodoke.caelum.ci.dev
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HEAD is now at 2f93e9d461 Merge pull request #29592 from dinosaure/release-miou-v0.5.5
Merge made by the 'ort' strategy.
 packages/ocaml-compiler/ocaml-compiler.5.3.0/opam      |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.3/opam        |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.0/opam      |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~alpha1/opam    |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~beta1/opam     |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~beta2/opam     |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.0~rc1/opam  |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.1/opam      |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4/opam        |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.5.0~alpha1/opam    |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.5/opam        |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.6/opam        |  5 ++++-
 packages/ocaml-option-llvm/ocaml-option-llvm.1/opam    | 18 ++++++++++++++++++
 .../ocaml-options-vanilla/ocaml-options-vanilla.1/opam |  1 +
 packages/ocaml-variants/ocaml-variants.5.2.0+msvc/opam |  2 ++
 15 files changed, 69 insertions(+), 12 deletions(-)
 create mode 100644 packages/ocaml-option-llvm/ocaml-option-llvm.1/opam

(from ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6)
Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6' locally
docker.io/ocaml/opam@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6: Pulling from ocaml/opam
866771c43bf5: Already exists
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020670bcefab: Waiting
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b40777a84cca: Verifying Checksum
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46df05d0db83: Verifying Checksum
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020670bcefab: Verifying Checksum
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b4d63fa01ada: Pull complete
Digest: sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6
Status: Downloaded newer image for ocaml/opam@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6
2026-03-25 18:53.29 ---> using "41eea30e3f639c18d8cf57c309ec76919ec7b2398036f7e41744cbce59a133d3" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-03-25 18:53.29 ---> using "4ad7f430d684c40cedc651267e0edf890c044fe4e624255de377c471b4526bac" 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
2026-03-25 18:53.29 ---> using "71fa58e52457bf6a7eac317c6a6ef1e2bdf53e533a1e4fd04b90c9349347e038" 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         2.5.0
# 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       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
2026-03-25 18:53.29 ---> using "ed86081cb38ca125a920162bfe6a4bb7b1c27c6973c917551687c83cf44dbfdf" 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/"))
2026-03-25 18:53.29 ---> using "04a48515eea40c32b96da0c71328b4bba0edb66eed83d4f78554b39097cf1f25" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-03-25 18:53.31 ---> using "034191995d824300f355cbba1072d6e5fe6d815701f24eb84d82c75009d73829" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-25 18:53.31 ---> using "8232259ea36ea8848dc29ae49703acf145fd27b40f3ebd8fb785db7f8da1b9d4" from cache

/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 [114 kB]
- Fetched 10.0 MB in 2s (6318 kB/s)
- Reading package lists...
- 
2026-03-25 18:53.31 ---> using "a75782a571df4fc8f8933e94c681af881015ee87cdd4c652f8ae9af1d8cfad37" from cache

/home/opam: (run (shell "opam pin add -k version -yn ocaml-compiler.5.4.0 5.4.0"))
ocaml-compiler is now pinned to version 5.4.0
2026-03-25 18:53.31 ---> using "60e129f7398974b5fa5afc8f56ec09bd24a9182f5e9834464bfc959db1aa6b14" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall --update-invariant ocaml-compiler.5.4.0;\
                        \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 \"$pkg\" != 'ocaml-compiler.5.4.0' && partial_fails=\"$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:
=== recompile 8 packages
  - recompile base-domains        base           [uses ocaml]
  - recompile base-effects        base           [uses ocaml]
  - recompile base-nnp            base           [uses base-domains]
  - recompile ocaml               5.4.0          [uses ocaml-base-compiler]
  - recompile ocaml-base-compiler 5.4.0 (pinned) [uses ocaml-compiler]
  - recompile ocaml-compiler      5.4.0 (pinned)
  - recompile ocaml-config        3              [uses ocaml-base-compiler]
  - recompile opam-depext         1.2.3          [uses ocaml]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved ocaml-compiler.5.4.0  (cached)
-> retrieved ocaml-config.3  (cached)
-> retrieved opam-depext.1.2.3  (cached)
-> removed   base-effects.base
-> removed   base-nnp.base
-> removed   base-domains.base
-> removed   opam-depext.1.2.3
-> removed   ocaml.5.4.0
-> removed   ocaml-config.3
-> removed   ocaml-base-compiler.5.4.0
-> removed   ocaml-compiler.5.4.0
-> installed ocaml-compiler.5.4.0
-> installed ocaml-base-compiler.5.4.0
-> installed ocaml-config.3
-> installed ocaml.5.4.0
-> installed base-domains.base
-> installed base-effects.base
-> installed base-nnp.base
-> installed opam-depext.1.2.3
Done.

<><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
=> opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
# To update the current shell environment, run: eval $(opam env)
2026-03-25 18:53.31 ---> using "efbc92fc0c607605c8bb33f9e4c8fe340a48c67e14d2f61592db8a4edc5c0b15" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall mhttp.0.0.1;\
                        \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 \"$pkg\" != 'mhttp.0.0.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
mhttp.0.0.1 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 91 packages
  - install angstrom                 0.16.1 [required by h1, h2]
  - install arp                      4.1.0  [required by tcpip]
  - install asn1-combinators         0.3.2  [required by x509]
  - install astring                  0.8.5  [required by bos]
  - install base-bytes               base   [required by ocplib-endian]
  - install base64                   3.5.2  [required by h2, h1, utcp]
  - install bigstringaf              0.10.0 [required by h2]
  - install bin                      0.0.4  [required by mnet]
  - install bos                      0.2.1  [required by ca-certs]
  - install bstr                     0.0.4  [required by httpcats, mnet]
  - install bytesrw                  0.3.0  [required by mkernel]
  - install ca-certs                 1.0.1  [required by httpcats]
  - install cmdliner                 2.1.0  [required by hxd]
  - install conf-gmp                 5      [required by conf-gmp-powm-sec, zarith]
  - install conf-gmp-powm-sec        4      [required by mirage-crypto-pk]
  - install conf-libseccomp          1      [required by solo5]
  - install conf-pkg-config          4      [required by bytesrw]
  - install cppo                     1.8.0  [required by lwt]
  - install csexp                    1.5.2  [required by dune-configurator]
  - install cstruct                  6.2.0  [required by utcp]
  - install cstruct-lwt              6.2.0  [required by tcpip]
  - install digestif                 1.3.0  [required by ca-certs]
  - install dns                      10.2.4 [required by dns-client]
  - install dns-client               10.2.4 [required by dns-client-miou-unix]
  - install dns-client-miou-unix     10.2.4 [required by httpcats]
  - install domain-name              0.5.0  [required by dns-client-miou-unix]
  - install dune                     3.22.0 [required by mhttp]
  - install dune-configurator        3.22.0 [required by hxd]
  - install duration                 0.2.1  [required by mnet]
  - install eqaf                     0.10   [required by digestif, mirage-crypto]
  - install ethernet                 3.2.0  [required by tcpip]
  - install faraday                  0.8.2  [required by h1, h2]
  - install fmt                      0.11.0 [required by mnet]
  - install fpath                    0.7.3  [required by ca-certs]
  - install gmap                     0.3.0  [required by x509]
  - install h1                       1.1.0  [required by httpcats]
  - install h2                       0.13.0 [required by httpcats]
  - install happy-eyeballs           2.0.1  [required by mnet]
  - install happy-eyeballs-miou-unix 2.0.1  [required by httpcats]
  - install hpack                    0.13.0 [required by h2]
  - install httpcats                 0.2.1  [required by mhttp]
  - install httpun-types             0.2.0  [required by h1, h2]
  - install hxd                      0.4.0  [required by mnet]
  - install ipaddr                   5.6.2  [required by mnet]
  - install ipaddr-cstruct           5.6.2  [required by utcp]
  - install jsont                    0.2.0  [required by mkernel]
  - install kdf                      1.0.0  [required by x509]
  - install logs                     0.10.0 [required by mkernel, ca-certs, utcp]
  - install lru                      0.3.1  [required by tcpip]
  - install lwt                      6.1.1  [required by hxd, utcp]
  - install lwt-dllist               1.1.0  [required by tcpip]
  - install macaddr                  5.6.2  [required by mnet]
  - install macaddr-cstruct          5.6.2  [required by tcpip]
  - install metrics                  0.5.0  [required by utcp]
  - install mhttp                    0.0.1
  - install miou                     0.5.5  [required by httpcats]
  - install mirage-crypto            2.1.0  [required by ca-certs]
  - install mirage-crypto-ec         2.1.0  [required by x509]
  - install mirage-crypto-pk         2.1.0  [required by x509]
  - install mirage-crypto-rng        2.1.0  [required by mhttp]
  - install mirage-flow              5.0.0  [required by tcpip]
  - install mirage-mtime             5.2.0  [required by utcp]
  - install mirage-net               4.0.0  [required by tcpip]
  - install mirage-sleep             4.1.0  [required by utcp]
  - install mkernel                  0.0.1  [required by mnet]
  - install mnet                     0.0.1  [required by mhttp]
  - install mnet-tls                 0.0.1  [required by mhttp]
  - install mtime                    2.1.0  [required by utcp]
  - install ocaml-solo5              1.2.0  [required by mkernel]
  - install ocaml-src                5.4.0  [required by ocaml-solo5]
  - install ocaml-syntax-shims       1.0.0  [required by angstrom]
  - install ocamlbuild               0.16.1 [required by bytesrw, bos, ptime, jsont]
  - install ocamlfind                1.9.8  [required by jsont, ptime, bos, etc.]
  - install ocplib-endian            1.2    [required by lwt]
  - install ohex                     0.2.0  [required by ca-certs]
  - install opatch                   3.1.0  [required by ocaml-solo5]
  - install patch                    3.1.0  [required by opatch]
  - install psq                      0.2.1  [required by h2]
  - install ptime                    1.2.0  [required by ca-certs]
  - install randomconv               0.2.0  [required by utcp]
  - install rresult                  0.7.0  [required by bos]
  - install seq                      base   [required by psq]
  - install slice                    0.0.4  [required by mnet]
  - install solo5                    0.10.1 [required by mkernel]
  - install tcpip                    9.0.1  [required by utcp]
  - install tls                      2.0.4  [required by mnet, mnet-tls]
  - install tls-miou-unix            2.0.4  [required by httpcats]
  - install topkg                    1.1.1  [required by bytesrw, bos, ptime, jsont]
  - install utcp                     0.0.2  [required by mnet, mnet-tls]
  - install x509                     1.0.6  [required by ca-certs]
  - install zarith                   1.14   [required by mirage-crypto-pk]

The following system packages will first need to be installed:
    libgmp-dev libseccomp-dev 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" "libgmp-dev" "libseccomp-dev" "pkg-config"
- Selecting previously unselected package libgmpxx4ldbl: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 ... 20654 files and directories currently installed.)
- Preparing to unpack .../0-libgmpxx4ldbl_2%3a6.3.0+dfsg-3_amd64.deb ...
- Unpacking libgmpxx4ldbl:amd64 (2:6.3.0+dfsg-3) ...
- Selecting previously unselected package libgmp-dev:amd64.
- Preparing to unpack .../1-libgmp-dev_2%3a6.3.0+dfsg-3_amd64.deb ...
- Unpacking libgmp-dev:amd64 (2:6.3.0+dfsg-3) ...
- Selecting previously unselected package libpkgconf3:amd64.
- Preparing to unpack .../2-libpkgconf3_1.8.1-4_amd64.deb ...
- Unpacking libpkgconf3:amd64 (1.8.1-4) ...
- Selecting previously unselected package libseccomp-dev:amd64.
- Preparing to unpack .../3-libseccomp-dev_2.6.0-2_amd64.deb ...
- Unpacking libseccomp-dev:amd64 (2.6.0-2) ...
- Selecting previously unselected package pkgconf-bin.
- Preparing to unpack .../4-pkgconf-bin_1.8.1-4_amd64.deb ...
- Unpacking pkgconf-bin (1.8.1-4) ...
- Selecting previously unselected package pkgconf:amd64.
- Preparing to unpack .../5-pkgconf_1.8.1-4_amd64.deb ...
- Unpacking pkgconf:amd64 (1.8.1-4) ...
- Selecting previously unselected package pkg-config:amd64.
- Preparing to unpack .../6-pkg-config_1.8.1-4_amd64.deb ...
- Unpacking pkg-config:amd64 (1.8.1-4) ...
- Setting up libseccomp-dev:amd64 (2.6.0-2) ...
- Setting up libpkgconf3:amd64 (1.8.1-4) ...
- Setting up libgmpxx4ldbl:amd64 (2:6.3.0+dfsg-3) ...
- Setting up pkgconf-bin (1.8.1-4) ...
- Setting up libgmp-dev:amd64 (2:6.3.0+dfsg-3) ...
- 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 arp.4.1.0  (cached)
-> retrieved asn1-combinators.0.3.2  (cached)
-> retrieved astring.0.8.5  (cached)
-> retrieved base64.3.5.2  (cached)
-> retrieved bigstringaf.0.10.0  (cached)
-> retrieved bin.0.0.4, bstr.0.0.4, slice.0.0.4  (cached)
-> retrieved bos.0.2.1  (cached)
-> retrieved bytesrw.0.3.0  (cached)
-> retrieved ca-certs.1.0.1  (cached)
-> retrieved cmdliner.2.1.0  (cached)
-> retrieved conf-gmp.5  (cached)
-> retrieved conf-gmp-powm-sec.4  (cached)
-> retrieved cppo.1.8.0  (cached)
-> retrieved csexp.1.5.2  (cached)
-> installed conf-pkg-config.4
-> installed conf-gmp.5
-> retrieved cstruct.6.2.0, cstruct-lwt.6.2.0  (cached)
-> installed conf-libseccomp.1
-> installed conf-gmp-powm-sec.4
-> retrieved digestif.1.3.0  (cached)
-> retrieved dns.10.2.4, dns-client.10.2.4, dns-client-miou-unix.10.2.4  (cached)
-> retrieved domain-name.0.5.0  (cached)
-> retrieved dune.3.22.0, dune-configurator.3.22.0  (cached)
-> retrieved duration.0.2.1  (cached)
-> retrieved eqaf.0.10  (cached)
-> retrieved ethernet.3.2.0  (cached)
-> retrieved faraday.0.8.2  (cached)
-> retrieved fmt.0.11.0  (cached)
-> retrieved fpath.0.7.3  (cached)
-> retrieved gmap.0.3.0  (cached)
-> retrieved h1.1.1.0  (cached)
-> installed cmdliner.2.1.0
-> retrieved h2.0.13.0, hpack.0.13.0  (cached)
-> retrieved happy-eyeballs.2.0.1, happy-eyeballs-miou-unix.2.0.1  (cached)
-> retrieved httpcats.0.2.1  (cached)
-> retrieved httpun-types.0.2.0  (cached)
-> retrieved hxd.0.4.0  (cached)
-> retrieved ipaddr.5.6.2, ipaddr-cstruct.5.6.2, macaddr.5.6.2, macaddr-cstruct.5.6.2  (cached)
-> retrieved jsont.0.2.0  (cached)
-> retrieved kdf.1.0.0  (cached)
-> retrieved logs.0.10.0  (cached)
-> retrieved lru.0.3.1  (cached)
-> retrieved lwt.6.1.1  (cached)
-> retrieved lwt-dllist.1.1.0  (cached)
-> retrieved metrics.0.5.0  (cached)
-> retrieved mhttp.0.0.1  (cached)
-> retrieved miou.0.5.5  (cached)
-> retrieved mirage-crypto.2.1.0, mirage-crypto-ec.2.1.0, mirage-crypto-pk.2.1.0, mirage-crypto-rng.2.1.0  (cached)
-> retrieved mirage-flow.5.0.0  (cached)
-> retrieved mirage-mtime.5.2.0  (cached)
-> retrieved mirage-net.4.0.0  (cached)
-> retrieved mirage-sleep.4.1.0  (cached)
-> retrieved mkernel.0.0.1  (cached)
-> retrieved mnet.0.0.1, mnet-tls.0.0.1  (cached)
-> retrieved mtime.2.1.0  (cached)
-> retrieved ocaml-solo5.1.2.0  (cached)
-> retrieved ocaml-src.5.4.0  (cached)
-> retrieved ocaml-syntax-shims.1.0.0  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved ocplib-endian.1.2  (cached)
-> retrieved ohex.0.2.0  (cached)
-> retrieved opatch.3.1.0, patch.3.1.0  (cached)
-> retrieved psq.0.2.1  (cached)
-> retrieved ptime.1.2.0  (cached)
-> retrieved randomconv.0.2.0  (cached)
-> retrieved rresult.0.7.0  (cached)
-> retrieved seq.base  (cached)
-> retrieved solo5.0.10.1  (cached)
-> installed ocaml-src.5.4.0
-> installed seq.base
-> retrieved tcpip.9.0.1  (cached)
-> retrieved tls.2.0.4, tls-miou-unix.2.0.4  (cached)
-> retrieved topkg.1.1.1  (cached)
-> retrieved utcp.0.0.2  (cached)
-> retrieved x509.1.0.6  (cached)
-> retrieved zarith.1.14  (cached)
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed ocamlbuild.0.16.1
-> installed zarith.1.14
-> installed topkg.1.1.1
-> installed rresult.0.7.0
-> installed mtime.2.1.0
-> installed ptime.1.2.0
-> installed astring.0.8.5
-> installed fmt.0.11.0
-> installed bytesrw.0.3.0
-> installed fpath.0.7.3
-> installed solo5.0.10.1
-> installed jsont.0.2.0
-> installed dune.3.22.0
-> installed duration.0.2.1
-> installed base64.3.5.2
-> installed bstr.0.0.4
-> installed csexp.1.5.2
-> installed asn1-combinators.0.3.2
-> installed cstruct.6.2.0
-> installed domain-name.0.5.0
-> installed eqaf.0.10
-> installed gmap.0.3.0
-> installed lwt-dllist.1.1.0
-> installed macaddr.5.6.2
-> installed metrics.0.5.0
-> installed cppo.1.8.0
-> installed mirage-mtime.5.2.0
-> installed ocaml-syntax-shims.1.0.0
-> installed ohex.0.2.0
-> installed patch.3.1.0
-> installed psq.0.2.1
-> installed randomconv.0.2.0
-> installed slice.0.0.4
-> installed macaddr-cstruct.5.6.2
-> installed lru.0.3.1
-> installed ocplib-endian.1.2
-> installed opatch.3.1.0
-> installed ipaddr.5.6.2
-> installed bin.0.0.4
-> installed ipaddr-cstruct.5.6.2
-> installed digestif.1.3.0
-> installed dune-configurator.3.22.0
-> installed bigstringaf.0.10.0
-> installed faraday.0.8.2
-> installed miou.0.5.5
-> installed httpun-types.0.2.0
-> installed angstrom.0.16.1
-> installed mirage-crypto.2.1.0
-> installed h1.1.1.0
-> installed hpack.0.13.0
-> installed kdf.1.0.0
-> installed lwt.6.1.1
-> installed mirage-flow.5.0.0
-> installed cstruct-lwt.6.2.0
-> installed mirage-net.4.0.0
-> installed mirage-sleep.4.1.0
-> installed h2.0.13.0
-> installed hxd.0.4.0
-> installed logs.0.10.0
-> installed ethernet.3.2.0
-> installed happy-eyeballs.2.0.1
-> installed arp.4.1.0
-> installed mirage-crypto-rng.2.1.0
-> installed happy-eyeballs-miou-unix.2.0.1
-> installed mirage-crypto-pk.2.1.0
-> installed tcpip.9.0.1
-> installed dns.10.2.4
-> installed bos.0.2.1
-> installed dns-client.10.2.4
-> installed utcp.0.0.2
-> installed mirage-crypto-ec.2.1.0
-> installed x509.1.0.6
-> installed ca-certs.1.0.1
-> installed tls.2.0.4
-> installed tls-miou-unix.2.0.4
-> installed dns-client-miou-unix.10.2.4
-> installed httpcats.0.2.1
-> installed ocaml-solo5.1.2.0
-> installed mkernel.0.0.1
-> installed mnet.0.0.1
-> installed mnet-tls.0.0.1
-> installed mhttp.0.0.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-25 18:59.56 ---> saved as "fe9f2c38a594b853e1c707c26a7d9b191e6d6704009fd76c361e7d2af2190b62"

/home/opam: (run (network host)
                 (shell "(opam reinstall --with-test mhttp.0.0.1) || true"))
The following actions will be performed:
=== recompile 1 package
  - recompile mhttp 0.0.1

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved mhttp.0.0.1  (https://opam.ocaml.org/cache)
-> removed   mhttp.0.0.1
-> installed mhttp.0.0.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-25 19:00.05 ---> saved as "0763a26dab7fc73f211870beb616af2172ffedbd35cf832d48220f5c31e00cf6"

/home/opam: (run (shell  "opam reinstall --with-test --verbose mhttp.0.0.1;\
                        \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 \"$pkg\" != 'mhttp.0.0.1' && partial_fails=\"$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:
=== recompile 1 package
  - recompile mhttp 0.0.1

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing  1/4: [mhttp.0.0.1: extract]
-> retrieved mhttp.0.0.1  (cached)
Processing  2/4: [mhttp: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "mhttp" "-j" "71" (CWD=/home/opam/.opam/5.4/.opam-switch/build/mhttp.0.0.1)
Processing  2/4: [mhttp: dune runtest]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "runtest" "-p" "mhttp" "-j" "71" (CWD=/home/opam/.opam/5.4/.opam-switch/build/mhttp.0.0.1)
-> compiled  mhttp.0.0.1
-> removed   mhttp.0.0.1
-> installed mhttp.0.0.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-25 19:00.15 ---> saved as "88f68b06a20ecd018688127aceab45d4cbbde34e38afc369d50bb79dd1c50d79"
Job succeeded
2026-03-25 19:00.40: Job succeeded