ubuntu-25.10-4.14_opam-2.5

2026-01-24 22:45.52: New job: test mirage/ocaml-tar https://github.com/mirage/ocaml-tar.git#refs/heads/main (bbb19985822cae634319f9eb1ff16f236e97d206) (linux-x86_64:ubuntu-25.10-4.14_opam-2.5)
Base: ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:f196fdde96e2d2ab463174a3fd909d35d2174726cd99ad8d090aae5fc21672ec
Opam project build


To reproduce locally:


git clone --recursive "https://github.com/mirage/ocaml-tar.git" -b "main" && cd "ocaml-tar" && git reset --hard bbb19985
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:f196fdde96e2d2ab463174a3fd909d35d2174726cd99ad8d090aae5fc21672ec
# ubuntu-25.10-4.14_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 tar.opam tar-eio.opam ./
RUN opam pin add -yn tar.dev './' && \
opam pin add -yn tar-eio.dev './'
RUN echo '(lang dune 3.0)' > './dune-project'
ENV DEPS="base-bigarray.base base-threads.base base-unix.base checkseum.0.5.2 cmdliner.2.1.0 csexp.1.5.2 decompress.1.5.3 dune.3.21.0 dune-configurator.3.21.0 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 optint.0.3.0"
ENV CI="true"
ENV OCAMLCI="true"
RUN opam update --depexts && opam install --cli=2.5 --depext-only -y tar.dev $DEPS
RUN opam install $DEPS
COPY --chown=1000:1000 . /src
RUN opam exec -- dune build --only-packages=tar @install @check @runtest && rm -rf _build


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


2026-01-24 22:45.52: Using cache hint "mirage/ocaml-tar-ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:f196fdde96e2d2ab463174a3fd909d35d2174726cd99ad8d090aae5fc21672ec-ubuntu-25.10-4.14_opam-2.5-bd538eed072c29d880783792e9cf5e0b"
2026-01-24 22:45.52: Using OBuilder spec:
((from ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:f196fdde96e2d2ab463174a3fd909d35d2174726cd99ad8d090aae5fc21672ec)
(comment ubuntu-25.10-4.14_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 tar.opam tar-eio.opam) (dst ./))
(run (network host)
(shell  "opam pin add -yn tar.dev './' && \
\nopam pin add -yn tar-eio.dev './'"))
(run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
(env DEPS "base-bigarray.base base-threads.base base-unix.base checkseum.0.5.2 cmdliner.2.1.0 csexp.1.5.2 decompress.1.5.3 dune.3.21.0 dune-configurator.3.21.0 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 optint.0.3.0")
(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 tar.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=tar @install @check @runtest && rm -rf _build"))
)


2026-01-24 22:45.52: Waiting for resource in pool OCluster
2026-01-24 22:45.52: Waiting for worker…
2026-01-24 22:45.52: Got resource from pool OCluster
Building on asteria.caelum.ci.dev
HEAD is now at cde9c48 Merge pull request #175 from mirage/open-error
HEAD is now at bbb1998 Apply formatting and sync changes


(from ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:f196fdde96e2d2ab463174a3fd909d35d2174726cd99ad8d090aae5fc21672ec)
2026-01-24 22:45.53 ---> using "75df70da953d671714cf7970335f8c27515d2f02b005faf9feb62dfc11340dab" from cache


/: (comment ubuntu-25.10-4.14_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"))
2026-01-24 22:45.53 ---> using "0868f6818629c9b1fa57e9f1c50087daaf981ede9b3ef45b1cac6a45ce3b4ca0" from cache


/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.


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
[NOTE] The 'jobs' option was reset, its value was 71 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=71 --global
Format upgrade done.


<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[ERROR] Could not update repository "ocaml-patches-overlay": "/usr/bin/git fetch -q" exited with code 128 "fatal: unable to access 'https://github.com/ocurrent/opam-repository/': Could not resolve host: github.com"
[default] Initialised
2026-01-24 22:45.53 ---> using "89677c0f84fccc82a17b3a8527b0294b759518be030b5c5a65a2fc0031b0a85c" from cache


/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 6.8.0-87-generic
The OCaml toplevel, version 4.14.2
2.5.0
2026-01-24 22:45.53 ---> using "296a891161693ac3543b75e3b7cd7f7cf6580366f514416736fdfe515b00ffd0" from cache


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2026-01-24 22:45.53 ---> using "fcaed8e9cab88da0ffb726db9094aacfbc5c85d997ff47780dee0c4350554c52" from cache


/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
a6b2f19780..8e1b9a49e8  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
[ocaml-patches-overlay] synchronised from git+https://github.com/ocurrent/opam-repository#patches


The following actions will be performed:
=== recompile 2 packages
- recompile ocaml       4.14.2 [upstream or system changes]
- recompile opam-depext 1.2.3  [uses ocaml]


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved opam-depext.1.2.3  (cached)
-> removed   opam-depext.1.2.3
-> removed   ocaml.4.14.2
-> installed ocaml.4.14.2
-> 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)
2026-01-24 22:45.53 ---> using "39defe92d95778e17f342e83d7489986e082573b183e1145409ad3d2115053ae" from cache


/src: (copy (src tar.opam tar-eio.opam) (dst ./))
2026-01-24 22:45.53 ---> saved as "9f2c766e066b35cc09ce23dbd912d23043884c8f317896dce66db533fcc2c041"


/src: (run (network host)
(shell  "opam pin add -yn tar.dev './' && \
\nopam pin add -yn tar-eio.dev './'"))
[tar.dev] synchronised (file:///src)
tar is now pinned to file:///src (version dev)
[tar-eio.dev] synchronised (file:///src)
tar-eio is now pinned to file:///src (version dev)
2026-01-24 22:45.56 ---> saved as "60b784c8a7163685b709732ea639c6dde45fb710ef5ebfc94dde8ef8d19a1066"


/src: (run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
2026-01-24 22:45.56 ---> saved as "bf0d4a896a151d951083619f7c94c4226b083bf1118bd616e90e95356d6687cb"


/src: (env DEPS "base-bigarray.base base-threads.base base-unix.base checkseum.0.5.2 cmdliner.2.1.0 csexp.1.5.2 decompress.1.5.3 dune.3.21.0 dune-configurator.3.21.0 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 optint.0.3.0")


/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 tar.dev $DEPS"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://archive.ubuntu.com/ubuntu questing InRelease
- Get:2 http://archive.ubuntu.com/ubuntu questing-updates InRelease [136 kB]
- Get:3 http://archive.ubuntu.com/ubuntu questing-backports InRelease [133 kB]
- Get:4 http://archive.ubuntu.com/ubuntu questing-updates/universe amd64 Packages [175 kB]
- Get:5 http://archive.ubuntu.com/ubuntu questing-updates/main amd64 Packages [306 kB]
- Get:6 http://archive.ubuntu.com/ubuntu questing-updates/restricted amd64 Packages [147 kB]
- Get:7 http://archive.ubuntu.com/ubuntu questing-updates/multiverse amd64 Packages [19.4 kB]
- Get:8 http://security.ubuntu.com/ubuntu questing-security InRelease [136 kB]
- Get:9 http://security.ubuntu.com/ubuntu questing-security/restricted amd64 Packages [120 kB]
- Get:10 http://security.ubuntu.com/ubuntu questing-security/universe amd64 Packages [119 kB]
- Get:11 http://security.ubuntu.com/ubuntu questing-security/main amd64 Packages [184 kB]
- Fetched 1474 kB in 1s (1924 kB/s)
- Reading package lists...
- 


<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>
[tar.dev] synchronised (file:///src)


[NOTE] Package ocaml-options-vanilla is already installed (current version is 1).
[NOTE] Package ocaml-config is already installed (current version is 2).
[NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2).
[NOTE] Package ocaml is already installed (current version is 4.14.2).
[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).
# To update the current shell environment, run: eval $(opam env)
2026-01-24 22:46.06 ---> saved as "e2048baa01096cb348dca3d811d6d84e16381e6a0b1b798580500fc51d1c54cf"


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam install $DEPS"))
[NOTE] Package ocaml-options-vanilla is already installed (current version is 1).
[NOTE] Package ocaml-config is already installed (current version is 2).
[NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2).
[NOTE] Package ocaml is already installed (current version is 4.14.2).
[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).
The following actions will be performed:
=== install 7 packages
- install checkseum         0.5.2
- install cmdliner          2.1.0
- install csexp             1.5.2
- install decompress        1.5.3
- install dune              3.21.0
- install dune-configurator 3.21.0
- install optint            0.3.0


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved checkseum.0.5.2  (cached)
-> retrieved cmdliner.2.1.0  (cached)
-> retrieved csexp.1.5.2  (cached)
-> retrieved optint.0.3.0  (cached)
-> retrieved decompress.1.5.3  (cached)
-> retrieved dune.3.21.0, dune-configurator.3.21.0  (cached)
-> installed cmdliner.2.1.0
-> installed dune.3.21.0
-> installed csexp.1.5.2
-> installed optint.0.3.0
-> installed dune-configurator.3.21.0
-> installed checkseum.0.5.2
-> installed decompress.1.5.3
Done.
# To update the current shell environment, run: eval $(opam env)
2026-01-24 22:46.42 ---> saved as "f244f66d9173cd91dfcbcde623df39c2a1d3a0fb8f331d4b7455a8bdf528c6cc"


/src: (copy (src .) (dst /src))
2026-01-24 22:46.42 ---> saved as "666334fcba509c4e0c3814e9a01f17f69ea268db7a21ccbbe507069f13d0a02a"


/src: (run (shell "opam exec -- dune build --only-packages=tar @install @check @runtest && rm -rf _build"))
(cd _build/default && /home/opam/.opam/4.14/bin/ocamlc.opt -w @1..3@5..28@30..39@43@46..47@49..57@61..62-40 -strict-sequence -strict-formats -short-paths -keep-locs -g -bin-annot -I lib/.tar.objs/byte -intf-suffix .ml -no-alias-deps -opaque -o lib/.tar.objs/byte/tar.cmo -c -impl lib/tar.ml)
File "lib/tar.ml", line 30, characters 5-18:
30 | open Result.Syntax
^^^^^^^^^^^^^
Error: Unbound module Result.Syntax
(cd _build/default && /home/opam/.opam/4.14/bin/ocamlopt.opt -w @1..3@5..28@30..39@43@46..47@49..57@61..62-40 -strict-sequence -strict-formats -short-paths -keep-locs -g -I lib/.tar.objs/byte -I lib/.tar.objs/native -intf-suffix .ml -no-alias-deps -opaque -o lib/.tar.objs/native/tar.cmx -c -impl lib/tar.ml)
File "lib/tar.ml", line 30, characters 5-18:
30 | open Result.Syntax
^^^^^^^^^^^^^
Error: Unbound module Result.Syntax
"/usr/bin/env" "bash" "-c" "opam exec -- dune build --only-packages=tar @install @check @runtest && rm -rf _build" failed with exit status 1
2026-01-24 22:46.43: Job failed: Failed: Build failed