2026-05-13 10:19.06: New job: test mirage/Zarith https://github.com/mirage/Zarith.git#refs/heads/zarith-1.14 (df8969d9bb95cffca13e31a615189ab27ada0684) (linux-x86_64:(lower-bound)) Base: ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c Opam project build To reproduce locally: git clone --recursive "https://github.com/mirage/Zarith.git" -b "zarith-1.14" && cd "Zarith" && git reset --hard df8969d9 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c # debian-13-4.11_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 cd ~/opam-repository && (git cat-file -e 4ae3c774e4a07972d8dc71ead3a8294779f6dada || git fetch origin master) && git reset -q --hard 4ae3c774e4a07972d8dc71ead3a8294779f6dada && git log --no-decorate -n1 --oneline RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN opam update -u COPY --chown=1000:1000 zarith.opam ./ RUN opam pin add -yn zarith.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="base-bigarray.base base-threads.base base-unix.base conf-m4.1 dune.2.9.3 gmp.6.2.1-5 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-config.1" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y zarith.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /src RUN opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-05-13 10:19.06: Using cache hint "mirage/Zarith-ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c-debian-13-4.11_opam-2.5-6dd3e8c9597fa39733f765c3afefe7da" 2026-05-13 10:19.06: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c) (comment debian-13-4.11_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 (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 4ae3c774e4a07972d8dc71ead3a8294779f6dada || git fetch origin master) && git reset -q --hard 4ae3c774e4a07972d8dc71ead3a8294779f6dada && git log --no-decorate -n1 --oneline")) (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 "opam update -u")) (copy (src zarith.opam) (dst ./)) (run (network host) (shell "opam pin add -yn zarith.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "base-bigarray.base base-threads.base base-unix.base conf-m4.1 dune.2.9.3 gmp.6.2.1-5 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-config.1") (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 zarith.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")) ) 2026-05-13 10:19.06: Waiting for resource in pool OCluster 2026-05-13 10:47.41: Waiting for worker… 2026-05-13 10:49.15: Got resource from pool OCluster Building on laodoke.caelum.ci.dev hint: Using 'master' as the name for the initial branch. This default branch name hint: is subject to change. To configure the initial branch name to use in all hint: 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' and hint: '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/Zarith.git-552a6ed06f1920b85bff3c34d2d8f06f7a1b9554/.git/ HEAD is now at df8969d Dunify and be compatible with MirageOS 4 (for 1.14) (from ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c) 2026-05-13 10:49.17 ---> using "36abb6db1723167d15c41f53ef05d371444812dc64e2ea7fe109d222db988473" from cache /: (comment debian-13-4.11_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")) 2026-05-13 10:49.17 ---> using "8b6c3f9b20d6c3beeb84a8d52ac5abfb97ee836913fb82a0f86bfdcf7eb71547" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 4ae3c774e4a07972d8dc71ead3a8294779f6dada || git fetch origin master) && git reset -q --hard 4ae3c774e4a07972d8dc71ead3a8294779f6dada && git log --no-decorate -n1 --oneline")) 4ae3c774e4 Merge pull request #29579 from ocaml/add-msys2-depexts 2026-05-13 10:49.17 ---> using "54f96e68ea5840d69b4f02846708b193c7a3c7a8b89c58ccdd59dd408cc89131" 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 2.1 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] synchronised from git+file:///home/opam/opam-repository 2026-05-13 10:49.17 ---> using "2e0488c85be23cfa510e6ed517b32de1968c6ef0872055c2e53d8cd567d53531" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-111-generic The OCaml toplevel, version 4.11.2 2.5.1 2026-05-13 10:49.17 ---> using "2e3f19834893eb0759c86b2e011bf3b52c3aa4c6e95eb8613bc712c32121d5d7" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-05-13 10:49.17 ---> using "6f860519618ac6071ef972da70b2fd5c8de012ce87d22609f5f2a49241b2d26e" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update -u")) <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Everything as up-to-date as possible (run with --verbose to show unavailable upgrades). The following packages are not being upgraded because the new versions conflict with other installed packages: - ocaml.5.5.0 - ocaml-config.3 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) 2026-05-13 10:49.17 ---> using "7a3f34e1cf8732e7a22e946b952071a1ceef433d7611e04e2d67e9bac206c064" from cache /src: (copy (src zarith.opam) (dst ./)) 2026-05-13 10:49.18 ---> saved as "acddf1183b194f30ed3e16fff45f801216edf3823ab21da9656c1fdd6a13e371" /src: (run (network host) (shell "opam pin add -yn zarith.dev './'")) [zarith.dev] synchronised (file:///src) zarith is now pinned to file:///src (version dev) 2026-05-13 10:49.21 ---> saved as "830a15ef00d950891b6d466378e98a5d469e14a55c92b58271cda060f03e2ffc" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-05-13 10:49.21 ---> saved as "e6f0b594815329c018df21dbf37cf23a0ca0988bfec6bbfb26a3c67b36d3ba6c" /src: (env DEPS "base-bigarray.base base-threads.base base-unix.base conf-m4.1 dune.2.9.3 gmp.6.2.1-5 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-config.1") /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 zarith.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Hit:1 http://deb.debian.org/debian trixie InRelease - 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-security trixie-security/main amd64 Packages [160 kB] - Fetched 251 kB in 0s (949 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [zarith.dev] synchronised (file:///src) [NOTE] Package ocaml-config is already installed (current version is 1). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.11.2). [NOTE] Package ocaml is already installed (current version is 4.11.2). [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 system packages will first need to be installed: m4 <><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><> + /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "m4" - Selecting previously unselected package m4. - (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 ... 20623 files and directories currently installed.) - Preparing to unpack .../archives/m4_1.4.19-8_amd64.deb ... - Unpacking m4 (1.4.19-8) ... - Setting up m4 (1.4.19-8) ... # To update the current shell environment, run: eval $(opam env) 2026-05-13 10:49.48 ---> saved as "14a01f6b29daffed89bb55d5ed74e624cc6d4b235c7e120d9348e22db048b2ff" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) [NOTE] Package ocaml-config is already installed (current version is 1). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.11.2). [NOTE] Package ocaml is already installed (current version is 4.11.2). [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 3 packages - install conf-m4 1 - install dune 2.9.3 - install gmp 6.2.1-5 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved dune.2.9.3 (cached) -> installed conf-m4.1 -> retrieved gmp.6.2.1-5 (https://opam.ocaml.org/cache) -> installed dune.2.9.3 -> installed gmp.6.2.1-5 Done. # To update the current shell environment, run: eval $(opam env) 2026-05-13 10:51.44 ---> saved as "39cc33db09805425f68124f433da72a09c01ee50200cf2f10d91161f4ab95a94" /src: (copy (src .) (dst /src)) 2026-05-13 10:51.44 ---> saved as "329fdc60d5aa9e9b8708ebf0f869d125629c5aa83ab6e19da43f881905a7a6dc" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) ocamlopt .zarith_top.objs/native/zarith_top.{cmx,o} File "_none_", line 1: Warning 58: no cmx file was found in path for module Toploop, and its interface was not compiled with -opaque bash Makefile binary ocaml: found in /home/opam/.opam/4.11/bin binary ocamlc: found in /home/opam/.opam/4.11/bin binary ocamldep: found in /home/opam/.opam/4.11/bin binary ocamlmklib: found in /home/opam/.opam/4.11/bin binary ocamldoc: found in /home/opam/.opam/4.11/bin binary gcc: found in /usr/bin binary ocamlopt: found in /home/opam/.opam/4.11/bin checking compilation with -I/home/opam/.opam/4.11/lib/gmp/: working include caml/mlvalues.h: found library dynlink.cmxa: found binary ocamlfind: not found binary install: found in /usr/bin OCaml's word size is 64 include gmp.h: found library gmp: found OCaml supports -bin-annot to produce documentation detected configuration: native-code: yes dynamic linking: yes defines: -DHAS_GMP includes: -I/home/opam/.opam/4.11/lib/ocaml -I/home/opam/.opam/4.11/lib/gmp/ libraries: -lgmp linker options: -L/home/opam/.opam/4.11/lib/gmp/ C options: -I/home/opam/.opam/4.11/lib/gmp/ installation path: /home/opam/.opam/4.11/lib/ocaml installation method install configuration successful! now type "make" to build then type "make install" or "sudo make install" to install 2026-05-13 10:51.50 ---> saved as "f01a22e3f55d06f2d94b571c940e3b220574985774d1bfaaabdc4c5d3cb6de8a" Job succeeded 2026-05-13 10:51.50: Job succeeded