Build:
  1. 0
2026-04-15 15:53.30: New job: build qcow.0.14.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29696/head (7faf26029e4ac93524b9e6cd37278d774e6fb56d)
                              on ubuntu-24.04-ocaml-5.4/riscv64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29696/head" && git reset --hard 7faf2602
git fetch origin master
git merge --no-edit d1c96c8e211dddd369fb445f0e7348fb9cffad4a
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:ec771a126c2b447df23d6119fb7bf59e63f805db15ead4c8564888b5feb15192
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn qcow.0.14.0 0.14.0
RUN opam reinstall qcow.0.14.0; \
    res=$?; \
    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 "\"ubuntu-24.04\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'qcow.0.14.0' && partial_fails="$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 .

2026-04-15 15:53.30: Using cache hint "ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:ec771a126c2b447df23d6119fb7bf59e63f805db15ead4c8564888b5feb15192-qcow.0.14.0-7faf26029e4ac93524b9e6cd37278d774e6fb56d"
2026-04-15 15:53.30: Using OBuilder spec:
((from ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:ec771a126c2b447df23d6119fb7bf59e63f805db15ead4c8564888b5feb15192)
 (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 qcow.0.14.0 0.14.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall qcow.0.14.0;\
             \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 \"\\\"ubuntu-24.04\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'qcow.0.14.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-04-15 15:53.30: Waiting for resource in pool OCluster
2026-04-15 15:53.32: Waiting for worker…
2026-04-15 16:11.08: Got resource from pool OCluster
Building on riscv-bm-02.sw.ci.dev
All commits already cached
Updating files:  14% (2635/18738)
Updating files:  15% (2811/18738)
Updating files:  16% (2999/18738)
Updating files:  17% (3186/18738)
Updating files:  18% (3373/18738)
Updating files:  19% (3561/18738)
Updating files:  20% (3748/18738)
Updating files:  21% (3935/18738)
Updating files:  22% (4123/18738)
Updating files:  23% (4310/18738)
Updating files:  24% (4498/18738)
Updating files:  25% (4685/18738)
Updating files:  26% (4872/18738)
Updating files:  27% (5060/18738)
Updating files:  27% (5164/18738)
Updating files:  28% (5247/18738)
Updating files:  29% (5435/18738)
Updating files:  30% (5622/18738)
Updating files:  31% (5809/18738)
Updating files:  32% (5997/18738)
Updating files:  33% (6184/18738)
Updating files:  34% (6371/18738)
Updating files:  35% (6559/18738)
Updating files:  36% (6746/18738)
Updating files:  37% (6934/18738)
Updating files:  38% (7121/18738)
Updating files:  39% (7308/18738)
Updating files:  40% (7496/18738)
Updating files:  40% (7614/18738)
Updating files:  41% (7683/18738)
Updating files:  42% (7870/18738)
Updating files:  43% (8058/18738)
Updating files:  44% (8245/18738)
Updating files:  45% (8433/18738)
Updating files:  46% (8620/18738)
Updating files:  47% (8807/18738)
Updating files:  48% (8995/18738)
Updating files:  49% (9182/18738)
Updating files:  50% (9369/18738)
Updating files:  51% (9557/18738)
Updating files:  52% (9744/18738)
Updating files:  53% (9932/18738)
Updating files:  53% (10045/18738)
Updating files:  54% (10119/18738)
Updating files:  55% (10306/18738)
Updating files:  56% (10494/18738)
Updating files:  57% (10681/18738)
Updating files:  58% (10869/18738)
Updating files:  59% (11056/18738)
Updating files:  60% (11243/18738)
Updating files:  61% (11431/18738)
Updating files:  62% (11618/18738)
Updating files:  63% (11805/18738)
Updating files:  64% (11993/18738)
Updating files:  65% (12180/18738)
Updating files:  65% (12255/18738)
Updating files:  66% (12368/18738)
Updating files:  67% (12555/18738)
Updating files:  68% (12742/18738)
Updating files:  69% (12930/18738)
Updating files:  70% (13117/18738)
Updating files:  71% (13304/18738)
Updating files:  72% (13492/18738)
Updating files:  73% (13679/18738)
Updating files:  74% (13867/18738)
Updating files:  75% (14054/18738)
Updating files:  76% (14241/18738)
Updating files:  77% (14429/18738)
Updating files:  77% (14586/18738)
Updating files:  78% (14616/18738)
Updating files:  79% (14804/18738)
Updating files:  80% (14991/18738)
Updating files:  81% (15178/18738)
Updating files:  82% (15366/18738)
Updating files:  83% (15553/18738)
Updating files:  84% (15740/18738)
Updating files:  85% (15928/18738)
Updating files:  86% (16115/18738)
Updating files:  87% (16303/18738)
Updating files:  88% (16490/18738)
Updating files:  89% (16677/18738)
Updating files:  90% (16865/18738)
Updating files:  90% (16996/18738)
Updating files:  91% (17052/18738)
Updating files:  92% (17239/18738)
Updating files:  93% (17427/18738)
Updating files:  94% (17614/18738)
Updating files:  95% (17802/18738)
Updating files:  96% (17989/18738)
Updating files:  97% (18176/18738)
Updating files:  98% (18364/18738)
Updating files:  99% (18551/18738)
Updating files: 100% (18738/18738)
Updating files: 100% (18738/18738), done.
HEAD is now at d1c96c8e21 Merge pull request #29725 from kit-ty-kate/fix-conf-clang-alpine
Updating d1c96c8e21..7faf26029e
Fast-forward
 packages/qcow-stream/qcow-stream.0.14.0/opam | 45 ++++++++++++++++++++
 packages/qcow-tool/qcow-tool.0.14.0/opam     | 57 +++++++++++++++++++++++++
 packages/qcow-types/qcow-types.0.14.0/opam   | 49 ++++++++++++++++++++++
 packages/qcow/qcow.0.14.0/opam               | 62 ++++++++++++++++++++++++++++
 4 files changed, 213 insertions(+)
 create mode 100644 packages/qcow-stream/qcow-stream.0.14.0/opam
 create mode 100644 packages/qcow-tool/qcow-tool.0.14.0/opam
 create mode 100644 packages/qcow-types/qcow-types.0.14.0/opam
 create mode 100644 packages/qcow/qcow.0.14.0/opam

(from ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:ec771a126c2b447df23d6119fb7bf59e63f805db15ead4c8564888b5feb15192)
2026-04-15 16:11.19 ---> using "98e1ebe640ade2855b2e23d5ab917d0bb2466b4fb598632f632a51fbf3fd76a8" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-04-15 16:11.19 ---> using "49568afaca6af61333e88cb4a99b993250f5ee5cfdef9487f460683408d767cd" 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 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
2026-04-15 16:11.19 ---> using "6dce35579b2ff5dbce84d99269192c213d0d28ad08ff28df9af64e796d14d94f" 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=riscv64 os=linux os-distribution=ubuntu os-version=24.04
# 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       5.4
# invariant            ["ocaml-base-compiler" {= "5.4.1"}]
# compiler-packages    ocaml-base-compiler.5.4.1, ocaml-compiler.5.4.1, 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       5.4.1
2026-04-15 16:11.19 ---> using "4ada98359e75122a50c548632af3d0e10ac44b68f89a9508658806a51f379760" 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/"))
2026-04-15 16:11.19 ---> using "c74ff9e35eddd5b8db71a6617a88269883dfad655555da26b395be62fbdf76fa" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-04-15 16:11.25 ---> using "715618d896823726b6ca17c622b649a5d46b97925761fdf410a1702762fe2c59" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-04-15 16:11.25 ---> using "065488f9a0ab396c9a53bc9c9bcd504281d045b176fba393b543f96ed8bc7418" from cache

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://ports.ubuntu.com/ubuntu-ports noble InRelease
- Get:2 http://ports.ubuntu.com/ubuntu-ports noble-updates InRelease [126 kB]
- Get:3 http://ports.ubuntu.com/ubuntu-ports noble-backports InRelease [126 kB]
- Get:4 http://ports.ubuntu.com/ubuntu-ports noble-security InRelease [126 kB]
- Get:5 http://ports.ubuntu.com/ubuntu-ports noble-updates/main riscv64 Packages [961 kB]
- Get:6 http://ports.ubuntu.com/ubuntu-ports noble-updates/multiverse riscv64 Packages [5176 B]
- Get:7 http://ports.ubuntu.com/ubuntu-ports noble-updates/universe riscv64 Packages [1606 kB]
- Get:8 http://ports.ubuntu.com/ubuntu-ports noble-backports/universe riscv64 Packages [29.5 kB]
- Get:9 http://ports.ubuntu.com/ubuntu-ports noble-security/universe riscv64 Packages [1123 kB]
- Get:10 http://ports.ubuntu.com/ubuntu-ports noble-security/main riscv64 Packages [637 kB]
- Fetched 4740 kB in 3s (1745 kB/s)
- Reading package lists...
- 
2026-04-15 16:11.25 ---> using "7c64d34d83a37ac5572efb3f86cf957c8e8dfac9997a8c0c4458b52f30ea7aa1" from cache

/home/opam: (run (shell "opam pin add -k version -yn qcow.0.14.0 0.14.0"))
qcow is now pinned to version 0.14.0
2026-04-15 16:11.28 ---> saved as "6ab1380e8358f94c32856b1ad52cb6fab3862ac0bea58fa8e84cc6b8003caedd"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall qcow.0.14.0;\
                        \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 \"\\\"ubuntu-24.04\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'qcow.0.14.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
qcow.0.14.0 is not installed. Install it? [Y/n] y
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler = 5.4.1
    - qcow >= 0.14.0 -> unix-type-representations -> ocaml < 5.0.0 -> ocaml-variants
    You can temporarily relax the switch invariant with `--update-invariant'
  * Missing dependency:
    - qcow >= 0.14.0 -> unix-type-representations -> ocaml < 5.0.0 -> ocaml-base-compiler (<= 3.07+1 | = 3.07+2 | = 3.08.0 | = 3.08.1 | = 3.08.2 | = 3.08.3 | = 3.08.4 | = 3.09.0) | ocaml-system (<= 3.07+1 | = 3.07+2 | >= 3.08.0) | ocaml-variants < 3.09.1~
    not available because the package is pinned to version 5.4.1
    unmet availability conditions, e.g. 'sys-ocaml-version = "5.4.1" & (os != "win32" | sys-ocaml-libc = "msvc")'
    no matching version
  * Missing dependency:
    - qcow >= 0.14.0 -> unix-type-representations -> ocaml < 5.0.0 -> ocaml-variants -> ocaml-beta
    unmet availability conditions: 'enable-ocaml-beta-repository'
  * Missing dependency:
    - qcow >= 0.14.0 -> unix-type-representations -> ocaml < 5.0.0 -> ocaml-variants -> system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall qcow.0.14.0;
        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 "\"ubuntu-24.04\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'qcow.0.14.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2026-04-15 16:12.57: Job failed: Failed: Build failed
2026-04-15 16:12.57: Log analysis:
2026-04-15 16:12.57: >>> 
No solution found, exiting
 (score = 100)
2026-04-15 16:12.57: [SKIP] Package not available