2026-05-05 14:41.28: New job: test ocaml-community/lambda-term https://github.com/ocaml-community/lambda-term.git#refs/heads/master (43bcc592a16804bbd5ec3c9c8eeb9e4d66c82d04) (linux-x86_64:ubuntu-25.10-4.14_opam-2.5)Base: ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:8a427bf0e0ffa4fb81e43464aa6e59441b7781adac3f46d15a64c97b80ec6ae5Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-community/lambda-term.git" -b "master" && cd "lambda-term" && git reset --hard 43bcc592cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:8a427bf0e0ffa4fb81e43464aa6e59441b7781adac3f46d15a64c97b80ec6ae5# ubuntu-25.10-4.14_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN cd ~/opam-repository && (git cat-file -e a70af20c7161f9d2e1ede477647f5f9e06d6e78f || git fetch origin master) && git reset -q --hard a70af20c7161f9d2e1ede477647f5f9e06d6e78f && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 lambda-term.opam ./RUN opam pin add -yn lambda-term.dev './'RUN echo '(lang dune 3.0)' > './dune-project'ENV DEPS="base-bigarray.base base-bytes.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.23.0 dune-configurator.3.23.0 logs.0.10.0 lwt.6.1.2 lwt_react.1.2.0 mew.0.1.0 mew_vi.0.5.0 ocaml.4.14.3 ocaml-base-compiler.4.14.3 ocaml-config.2 ocaml-options-vanilla.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 react.1.2.2 result.1.5 topkg.1.1.1 trie.1.0.0 uchar.0.0.2 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 zed.3.2.3"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.5 --depext-only -y lambda-term.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-05-05 14:41.28: Using cache hint "ocaml-community/lambda-term-ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:8a427bf0e0ffa4fb81e43464aa6e59441b7781adac3f46d15a64c97b80ec6ae5-ubuntu-25.10-4.14_opam-2.5-c4cbcb33b09fd6d8bde24c3f52f24d07"2026-05-05 14:41.28: Using OBuilder spec:((from ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:8a427bf0e0ffa4fb81e43464aa6e59441b7781adac3f46d15a64c97b80ec6ae5)(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 a70af20c7161f9d2e1ede477647f5f9e06d6e78f || git fetch origin master) && git reset -q --hard a70af20c7161f9d2e1ede477647f5f9e06d6e78f && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src lambda-term.opam) (dst ./))(run (network host)(shell "opam pin add -yn lambda-term.dev './'"))(run (shell "echo '(lang dune 3.0)' > './dune-project'"))(env DEPS "base-bigarray.base base-bytes.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.23.0 dune-configurator.3.23.0 logs.0.10.0 lwt.6.1.2 lwt_react.1.2.0 mew.0.1.0 mew_vi.0.5.0 ocaml.4.14.3 ocaml-base-compiler.4.14.3 ocaml-config.2 ocaml-options-vanilla.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 react.1.2.2 result.1.5 topkg.1.1.1 trie.1.0.0 uchar.0.0.2 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 zed.3.2.3")(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 lambda-term.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 @install @check @runtest && rm -rf _build")))2026-05-05 14:41.28: Waiting for resource in pool OCluster2026-05-05 19:13.53: Waiting for worker…2026-05-05 19:16.26: Got resource from pool OClusterBuilding on toxis.caelum.ci.devhint: Using 'master' as the name for the initial branch. This default branch namehint: is subject to change. To configure the initial branch name to use in allhint: of your new repositories, which will suppress this warning, call:hint:hint: git config --global init.defaultBranch <name>hint:hint: Names commonly chosen instead of 'master' are 'main', 'trunk' andhint: 'development'. The just-created branch can be renamed via this command:hint:hint: git branch -m <name>Initialised empty Git repository in /var/cache/obuilder/ocluster/git/lambda-term.git-c75c1094819002b4e5573b822d3d39cd0c8d0394/.git/HEAD is now at 43bcc59 release 3.4.0(from ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:8a427bf0e0ffa4fb81e43464aa6e59441b7781adac3f46d15a64c97b80ec6ae5)2026-05-05 19:16.34 ---> using "4b2e7c4069fe46290813b344d428aaf7deba9e97c753e29fc0bef3624528fbb2" 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"))2026-05-05 19:16.34 ---> using "37ea3b09dbe9d4d52030fb7e917c0b996a3d100d98c9277eaadafb00aeba1263" 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 255 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=255 --globalFormat 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] Initialised2026-05-05 19:16.34 ---> using "711589363bbc4ff9621e03e9b904e7e759e6f9d76a808b2af2e8d0678b73f254" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-107-genericThe OCaml toplevel, version 4.14.32.5.02026-05-05 19:16.36 ---> using "4db0ca45045c87429dbb4939b7c5f3fba9666d7018ccce745a8120217112cd78" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-05-05 19:16.36 ---> using "791d6fd9b78baf913c7152dcb24c196cc5b40477ce83119fb3016810cc77d33d" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e a70af20c7161f9d2e1ede477647f5f9e06d6e78f || git fetch origin master) && git reset -q --hard a70af20c7161f9d2e1ede477647f5f9e06d6e78f && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD42844088d7..163a32c4d5 master -> origin/mastera70af20c71 Merge pull request #29844 from shonfeder/release-dune-3.23.0<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[ocaml-patches-overlay] no changes from git+https://github.com/ocurrent/opam-repository#patches[default] synchronised from git+file:///home/opam/opam-repositorydefault (at git+file:///home/opam/opam-repository):[WARNING] opam is out-of-date. Please consider updating it (https://opam.ocaml.org/doc/Install.html)default (at git+file:///home/opam/opam-repository):[INFO] opam 2.5.1 includes security fixes; please consider upgrading (https://opam.ocaml.org/doc/Install.html)Everything as up-to-date as possible (run with --verbose to show unavailable upgrades).However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.5.0"), which will ask permission to downgrade or uninstall the conflicting packages.Nothing to do.# To update the current shell environment, run: eval $(opam env)2026-05-05 19:16.36 ---> using "4740e66a12c53b0d40bbaead8cf96ea6e5f83866d67d7e64cfcd5417608738ce" from cache/src: (copy (src lambda-term.opam) (dst ./))2026-05-05 19:16.39 ---> saved as "b2ce5cc1286ae93915a32318ec94a5b442c62070d41f076b8ff0ad21dc9f91fe"/src: (run (network host)(shell "opam pin add -yn lambda-term.dev './'"))[lambda-term.dev] synchronised (file:///src)lambda-term is now pinned to file:///src (version dev)2026-05-05 19:16.47 ---> saved as "60d182ebd25a6c8e59e604d974751491f5475f093a376d7395a8b9f2055cdcdb"/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-05-05 19:16.48 ---> saved as "4bc0715aee842a56a880c94b4af497daa85f82b34462fc250a20b41eb15fc042"/src: (env DEPS "base-bigarray.base base-bytes.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.23.0 dune-configurator.3.23.0 logs.0.10.0 lwt.6.1.2 lwt_react.1.2.0 mew.0.1.0 mew_vi.0.5.0 ocaml.4.14.3 ocaml-base-compiler.4.14.3 ocaml-config.2 ocaml-options-vanilla.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 react.1.2.2 result.1.5 topkg.1.1.1 trie.1.0.0 uchar.0.0.2 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 zed.3.2.3")/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 lambda-term.dev $DEPS"))+ /usr/bin/sudo "apt-get" "update"- Hit:1 http://archive.ubuntu.com/ubuntu questing InRelease- Get:2 http://security.ubuntu.com/ubuntu questing-security InRelease [136 kB]- Get:3 http://archive.ubuntu.com/ubuntu questing-updates InRelease [136 kB]- Get:4 http://archive.ubuntu.com/ubuntu questing-backports InRelease [133 kB]- Get:5 http://security.ubuntu.com/ubuntu questing-security/restricted amd64 Packages [276 kB]- Get:6 http://archive.ubuntu.com/ubuntu questing-updates/restricted amd64 Packages [297 kB]- Get:7 http://security.ubuntu.com/ubuntu questing-security/main amd64 Packages [381 kB]- Get:8 http://archive.ubuntu.com/ubuntu questing-updates/universe amd64 Packages [383 kB]- Get:9 http://security.ubuntu.com/ubuntu questing-security/multiverse amd64 Packages [2684 B]- Get:10 http://security.ubuntu.com/ubuntu questing-security/universe amd64 Packages [300 kB]- Get:11 http://archive.ubuntu.com/ubuntu questing-updates/main amd64 Packages [519 kB]- Get:12 http://archive.ubuntu.com/ubuntu questing-updates/multiverse amd64 Packages [22.5 kB]- Get:13 http://archive.ubuntu.com/ubuntu questing-backports/universe amd64 Packages [3995 B]- Fetched 2588 kB in 0s (8886 kB/s)- Reading package lists...-<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[lambda-term.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 4.14.3).[NOTE] Package ocaml is already installed (current version is 4.14.3).[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)2026-05-05 19:17.13 ---> saved as "66d8547be358c9cf4fa5da85ce6c7cef4e701e62c28488c6c26206c275dd7307"/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 4.14.3).[NOTE] Package ocaml is already installed (current version is 4.14.3).[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 22 packages- install base-bytes base- install cppo 1.8.0- install csexp 1.5.2- install dune 3.23.0- install dune-configurator 3.23.0- install logs 0.10.0- install lwt 6.1.2- install lwt_react 1.2.0- install mew 0.1.0- install mew_vi 0.5.0- install ocamlbuild 0.16.1- install ocamlfind 1.9.8- install ocplib-endian 1.2- install react 1.2.2- install result 1.5- install topkg 1.1.1- install trie 1.0.0- install uchar 0.0.2- install uucp 17.0.0- install uuseg 17.0.0- install uutf 1.0.4- install zed 3.2.3<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved cppo.1.8.0 (cached)-> retrieved csexp.1.5.2 (cached)-> retrieved logs.0.10.0 (cached)-> retrieved lwt.6.1.2 (cached)-> retrieved lwt_react.1.2.0 (cached)-> retrieved mew.0.1.0 (cached)-> retrieved mew_vi.0.5.0 (cached)-> retrieved ocamlbuild.0.16.1 (cached)-> retrieved ocamlfind.1.9.8 (cached)-> retrieved ocplib-endian.1.2 (cached)-> retrieved react.1.2.2 (cached)-> retrieved result.1.5 (cached)-> retrieved trie.1.0.0 (cached)-> retrieved uchar.0.0.2 (cached)-> retrieved topkg.1.1.1 (cached)-> retrieved uuseg.17.0.0 (cached)-> retrieved uutf.1.0.4 (cached)-> retrieved zed.3.2.3 (cached)-> retrieved dune.3.23.0, dune-configurator.3.23.0 (cached)-> retrieved uucp.17.0.0 (cached)-> installed ocamlbuild.0.16.1-> installed uchar.0.0.2-> installed ocamlfind.1.9.8-> installed base-bytes.base-> installed topkg.1.1.1-> installed uutf.1.0.4-> installed react.1.2.2-> installed dune.3.23.0-> installed trie.1.0.0-> installed result.1.5-> installed csexp.1.5.2-> installed cppo.1.8.0-> installed mew.0.1.0-> installed ocplib-endian.1.2-> installed mew_vi.0.5.0-> installed dune-configurator.3.23.0-> installed lwt.6.1.2-> installed lwt_react.1.2.0-> installed logs.0.10.0-> installed uucp.17.0.0-> installed uuseg.17.0.0-> installed zed.3.2.3Done.# To update the current shell environment, run: eval $(opam env)2026-05-05 19:19.02 ---> saved as "793596aa8f9d27c8b2d5c403ec3b3a11fdf3244dddf12701b7433420da3b8da8"/src: (copy (src .) (dst /src))2026-05-05 19:19.36 ---> saved as "60d9cec9ce945110eb030724100e7ec7cb5db6f08a65b536d373bb6316945cb0"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))2026-05-05 19:19.46 ---> saved as "dde38f7769d10255541ff7cf7533190b95b73d900948008da780934963b88d35"Job succeeded2026-05-05 19:19.54: Job succeeded