(for PR #27920)

2025-11-10 16:56.21: New job: build ocaml-fsrs.0.1.0-alpha3, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27920/head (67423ee84b72a0a7e34b6e84fbb039f220f355cd)
                              on freebsd-14.3-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27920/head" && git reset --hard 67423ee8
git fetch origin master
git merge --no-edit b6a264c784afa1e19f7a926fc10d49010ad12be4
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM freebsd-14.3-ocaml-5.4
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/local/bin/opam-dev /usr/local/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ocaml-fsrs.0.1.0-alpha3 0.1.0-alpha3
RUN opam reinstall ocaml-fsrs.0.1.0-alpha3; \
    res=$?; \
    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 "\"freebsd-14.3\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'ocaml-fsrs.0.1.0-alpha3' && partial_fails="$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 .

2025-11-10 16:56.21: Using cache hint "freebsd-14.3-ocaml-5.4-ocaml-fsrs.0.1.0-alpha3-67423ee84b72a0a7e34b6e84fbb039f220f355cd"
2025-11-10 16:56.21: Using OBuilder spec:
((from freebsd-14.3-ocaml-5.4)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/local/bin/opam-dev /usr/local/bin/opam"))
 (run (network host)
      (shell "opam init --reinit -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-fsrs.0.1.0-alpha3 0.1.0-alpha3"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall ocaml-fsrs.0.1.0-alpha3;\
             \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 \"\\\"freebsd-14.3\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'ocaml-fsrs.0.1.0-alpha3' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-11-10 16:56.21: Waiting for resource in pool OCluster
2025-11-10 16:56.21: Waiting for worker…
2025-11-10 17:32.05: Got resource from pool OCluster
Building on rosemary
All commits already cached
Updating files: 100% (18706/18706), done.
HEAD is now at b6a264c784 Merge pull request #28853 from AltGr/catala100
Merge made by the 'ort' strategy.
 packages/ocaml-fsrs/ocaml-fsrs.0.1.0-alpha3/opam | 41 ++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 packages/ocaml-fsrs/ocaml-fsrs.0.1.0-alpha3/opam

(from freebsd-14.3-ocaml-5.4)
2025-11-10 17:31.33 ---> using "463e9b939b79b2568bf98b05cff00f85b3ec5717170cf88773a44ae3b08f11e7" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/local/bin/opam-dev /usr/local/bin/opam"))
2025-11-10 17:31.34 ---> using "0f4f38cca0f09ffdac905c0015fdbe56f9214c89e28a28ae3325cd6eed47fd99" from cache

/home/opam: (run (network host)
                 (shell "opam init --reinit -ni"))
No configuration file found, using 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
2025-11-10 17:31.35 ---> using "430d75e95f6be08ef0776e6e6bb864bc698709d5f7d071fd7fbbf37d0a8617d5" 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         2.4.1
# self-upgrade         no
# system               arch=x86_64 os=freebsd os-distribution=freebsd os-version=1403000
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 39
# repositories         1 (version-controlled)
# pinned               0
# current-switch       5.4.0
# invariant            ["ocaml-base-compiler" {= "5.4.0"} | "ocaml-system" {= "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/5.4.0/lib/ocaml/stublibs:/home/opam/.opam/5.4.0/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.4.0
2025-11-10 17:31.35 ---> using "8a5a57fecc1d42886ddc4a5b75b36583eef8196838ccdc1bf870bc7798f6f185" 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/"))
2025-11-10 17:31.36 ---> using "5d57b5e6a2b42d2aa72fb2cc8558fd5735263edde7f2032c7588b729f1b1565f" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-11-10 17:32.13 ---> saved as "c0f818a8a32c12e49cd2aeaa1be1984a09aafe872ee65136202c2ba6d975ff09"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-11-10 17:33.13 ---> saved as "c62487024bed50584868f626dc32e6e4e393eb29d1c45bf0ada8303ec0f3a301"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
[WARNING] Unknown update command for bsd, skipping system update
2025-11-10 17:33.14 ---> saved as "e282d959c85b095b4c4760da8363d12f8c0d578a828d82c4b9011c21df86df0f"

/home/opam: (run (shell "opam pin add -k version -yn ocaml-fsrs.0.1.0-alpha3 0.1.0-alpha3"))
ocaml-fsrs is now pinned to version 0.1.0-alpha3
2025-11-10 17:33.16 ---> saved as "2a6c2754f208527488073f0afe21b16df90263cdd24c0c743aa135e09ef36e70"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall ocaml-fsrs.0.1.0-alpha3;\
                        \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 \"\\\"freebsd-14.3\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'ocaml-fsrs.0.1.0-alpha3' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
ocaml-fsrs.0.1.0-alpha3 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 19 packages
  ∗ angstrom                0.16.1                [required by timedesc]
  ∗ base                    v0.17.3               [required by ocaml-fsrs]
  ∗ bigstringaf             0.10.0                [required by angstrom]
  ∗ csexp                   1.5.2                 [required by dune-configurator]
  ∗ dune                    3.20.2                [required by ocaml-fsrs]
  ∗ dune-configurator       3.20.2                [required by base]
  ∗ ocaml-fsrs              0.1.0-alpha3 (pinned)
  ∗ ocaml-syntax-shims      1.0.0                 [required by angstrom]
  ∗ ocaml_intrinsics_kernel v0.17.1               [required by base]
  ∗ ocamlbuild              0.16.1                [required by ptime]
  ∗ ocamlfind               1.9.8                 [required by ptime]
  ∗ ptime                   1.2.0                 [required by timedesc]
  ∗ result                  1.5                   [required by timedesc]
  ∗ seq                     base                  [required by timedesc]
  ∗ sexplib0                v0.17.0               [required by base]
  ∗ timedesc                3.1.0                 [required by ocaml-fsrs]
  ∗ timedesc-tzdb           3.1.0                 [required by timedesc]
  ∗ timedesc-tzlocal        3.1.0                 [required by timedesc]
  ∗ topkg                   1.1.1                 [required by ptime]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
⬇ retrieved angstrom.0.16.1  (cached)
⬇ retrieved base.v0.17.3  (cached)
⬇ retrieved bigstringaf.0.10.0  (cached)
⬇ retrieved csexp.1.5.2  (cached)
⬇ retrieved dune.3.20.2, dune-configurator.3.20.2  (cached)
[ERROR] Failed to get sources of ocaml-fsrs.0.1.0-alpha3: Bad checksum
⬇ retrieved ocaml-syntax-shims.1.0.0  (cached)
⬇ retrieved ocaml_intrinsics_kernel.v0.17.1  (cached)
⬇ retrieved ocamlbuild.0.16.1  (cached)
⬇ retrieved ocamlfind.1.9.8  (cached)
⬇ retrieved ptime.1.2.0  (cached)
⬇ retrieved result.1.5  (cached)
⬇ retrieved seq.base  (cached)
∗ installed seq.base
⬇ retrieved sexplib0.v0.17.0  (cached)
⬇ retrieved timedesc.3.1.0, timedesc-tzdb.3.1.0, timedesc-tzlocal.3.1.0  (cached)
⬇ retrieved topkg.1.1.1  (cached)
∗ installed ocamlfind.1.9.8
∗ installed ocamlbuild.0.16.1
∗ installed topkg.1.1.1
∗ installed ptime.1.2.0
∗ installed dune.3.20.2
∗ installed result.1.5
∗ installed sexplib0.v0.17.0
∗ installed ocaml_intrinsics_kernel.v0.17.1
∗ installed csexp.1.5.2
∗ installed ocaml-syntax-shims.1.0.0
∗ installed timedesc-tzdb.3.1.0
∗ installed timedesc-tzlocal.3.1.0
∗ installed dune-configurator.3.20.2
∗ installed bigstringaf.0.10.0
∗ installed angstrom.0.16.1
∗ installed timedesc.3.1.0
∗ installed base.v0.17.3

#=== ERROR while fetching sources for ocaml-fsrs.0.1.0-alpha3 =================#
OpamSolution.Fetch_fail("https://github.com/chaosarium/ocaml-fsrs/archive/refs/tags/0.1.0-alpha3.tar.gz (Bad checksum, expected sha256=e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855)")


<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
┌─ The following actions failed
│ ⬇ fetch ocaml-fsrs 0.1.0-alpha3
└─ 
┌─ The following changes have been performed
│ ∗ install angstrom                0.16.1
│ ∗ install base                    v0.17.3
│ ∗ install bigstringaf             0.10.0
│ ∗ install csexp                   1.5.2
│ ∗ install dune                    3.20.2
│ ∗ install dune-configurator       3.20.2
│ ∗ install ocaml-syntax-shims      1.0.0
│ ∗ install ocaml_intrinsics_kernel v0.17.1
│ ∗ install ocamlbuild              0.16.1
│ ∗ install ocamlfind               1.9.8
│ ∗ install ptime                   1.2.0
│ ∗ install result                  1.5
│ ∗ install seq                     base
│ ∗ install sexplib0                v0.17.0
│ ∗ install timedesc                3.1.0
│ ∗ install timedesc-tzdb           3.1.0
│ ∗ install timedesc-tzlocal        3.1.0
│ ∗ install topkg                   1.1.1
└─ 

The former state can be restored with:
    /usr/local/bin/opam switch import "/home/opam/.opam/5.4.0/.opam-switch/backup/state-20251110173317.export"
jail: /usr/bin/su -l opam -c cd '/home/opam' && env OPAM_REPO_CI='true' CI='true' OPAMPRECISETRACKING='1' OPAMERRLOGLEN='0' OPAMDOWNLOADJOBS='1' '/usr/bin/env' 'bash' '-c' 'opam reinstall ocaml-fsrs.0.1.0-alpha3;
        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 "\"freebsd-14.3\""; then
            echo "A package failed and has been disabled for CI using the '\''x-ci-accept-failures'\'' field.";
          fi;
          test "$pkg" != '\''ocaml-fsrs.0.1.0-alpha3'\'' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1': failed
"jail" "-c" "name=obuilder_856_74178" "mount.fstab=/tmp/obuilder-jail-33fa11/fstab" "mount.devfs" "path=/obuilder/result/7a415329c8500ba5d73aa35e65f1128b5db6158d3926919e54f0b403a8b27a96/rootfs" "host=inherit" "ip6=inherit" "ip4=inherit" "command=/usr/bin/su" "-l" "opam" "-c" "cd '/home/opam' && env OPAM_REPO_CI='true' CI='true' OPAMPRECISETRACKING='1' OPAMERRLOGLEN='0' OPAMDOWNLOADJOBS='1' '/usr/bin/env' 'bash' '-c' 'opam reinstall ocaml-fsrs.0.1.0-alpha3;
        res=$?;
        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 "\"freebsd-14.3\""; then
            echo "A package failed and has been disabled for CI using the '\''x-ci-accept-failures'\'' field.";
          fi;
          test "$pkg" != '\''ocaml-fsrs.0.1.0-alpha3'\'' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1'" failed with exit status 1
2025-11-10 17:35.26: Job failed: Failed: Build failed
2025-11-10 17:35.26: Log analysis:
2025-11-10 17:35.26: >>> 
[ERROR] Failed to get sources of ocaml-fsrs.0.1.0-alpha3: Bad checksum
 (score = 25)
2025-11-10 17:35.26: Failed to get sources of ocaml-fsrs.0.1.0-alpha3: Bad checksum