2026-02-15 17:59.57: New job: test mirage/Zarith https://github.com/mirage/Zarith.git#refs/heads/zarith-1.14 (df8969d9bb95cffca13e31a615189ab27ada0684) (linux-x86_64:ubuntu-25.10-5.4_opam-2.5) Base: ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:b6da22869c1591ab428e9f2b65f7f7b251e688a3457468ec19462cece35bde38 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:ubuntu-25.10-ocaml-5.4@sha256:b6da22869c1591ab428e9f2b65f7f7b251e688a3457468ec19462cece35bde38 # ubuntu-25.10-5.4_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 302e116c4009da2f5a31c350a57c8b3c9b27289e || git fetch origin master) && git reset -q --hard 302e116c4009da2f5a31c350a57c8b3c9b27289e && git log --no-decorate -n1 --oneline && 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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base conf-m4.1 dune.3.21.1 gmp.6.3.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.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 2026-02-15 17:59.57: Using cache hint "mirage/Zarith-ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:b6da22869c1591ab428e9f2b65f7f7b251e688a3457468ec19462cece35bde38-ubuntu-25.10-5.4_opam-2.5-231a2acca41ff60652134bff55312487" 2026-02-15 17:59.57: Using OBuilder spec: ((from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:b6da22869c1591ab428e9f2b65f7f7b251e688a3457468ec19462cece35bde38) (comment ubuntu-25.10-5.4_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 302e116c4009da2f5a31c350a57c8b3c9b27289e || git fetch origin master) && git reset -q --hard 302e116c4009da2f5a31c350a57c8b3c9b27289e && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src zarith.opam) (dst ./)) (run (network host) (shell "opam pin add -yn zarith.dev './'")) (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base conf-m4.1 dune.3.21.1 gmp.6.3.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.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")) ) 2026-02-15 17:59.57: Waiting for resource in pool OCluster 2026-02-15 20:42.55: Waiting for worker… 2026-02-15 20:46.09: Got resource from pool OCluster Building on odawa.caelum.ci.dev All commits already cached HEAD is now at df8969d Dunify and be compatible with MirageOS 4 (for 1.14) (from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:b6da22869c1591ab428e9f2b65f7f7b251e688a3457468ec19462cece35bde38) 2026-02-15 20:46.09 ---> using "1298e1d5dffa8ce226321a1bcac39114330568ccaf390856807160369fa2ee49" from cache /: (comment ubuntu-25.10-5.4_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")) 2026-02-15 20:46.09 ---> using "1309b00d49741b88d8a73f19dac74cdc341f0ea644c75bd9b33ad15e1287e5a7" 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 Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-02-15 20:46.09 ---> using "57dc3cdc729adb9e6c9e5bf071f8fbdb234f3d02dafd21de9bfb3d54f052a06a" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-87-generic The OCaml toplevel, version 5.4.0 2.5.0 2026-02-15 20:46.09 ---> using "3d0d866b98945a590649320861fdb4b7471117620aa39fb17f1722560eadacd1" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-02-15 20:46.09 ---> using "d4aea8789e5fc4f003c8fb4303cca09a40290830fa06e0c70a235332b8bcc654" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 302e116c4009da2f5a31c350a57c8b3c9b27289e || git fetch origin master) && git reset -q --hard 302e116c4009da2f5a31c350a57c8b3c9b27289e && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 340ee6fd1f..66fe1c299d master -> origin/master 302e116c40 Merge pull request #29374 from shonfeder/release-dune-3.21.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Already up-to-date. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-02-15 20:46.09 ---> using "ca276d2e1ed6160a3a87347757c592e5748bfd5beb1d7cc24fbda823de805a89" from cache /src: (copy (src zarith.opam) (dst ./)) 2026-02-15 20:46.09 ---> saved as "1b3eed917976f34d6020010c51a4e89bf104447e3e4d86286f38e8d9a6c2c0ec" /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) 2026-02-15 20:46.10 ---> saved as "5381a6e06443f2f2437302c99d29ded25c96fe80a041ddfbf9987c398732f62c" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-02-15 20:46.11 ---> saved as "8b7f3dd991ab8d3be875e6db5e831e2e99e2e30322118516b3145f6650a7dc66" /src: (env DEPS "base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base conf-m4.1 dune.3.21.1 gmp.6.3.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.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" - Get:1 http://security.ubuntu.com/ubuntu questing-security InRelease [136 kB] - Get:2 http://security.ubuntu.com/ubuntu questing-security/restricted amd64 Packages [186 kB] - Get:3 http://security.ubuntu.com/ubuntu questing-security/main amd64 Packages [224 kB] - Get:4 http://security.ubuntu.com/ubuntu questing-security/universe amd64 Packages [138 kB] - Hit:5 http://archive.ubuntu.com/ubuntu questing InRelease - Get:6 http://archive.ubuntu.com/ubuntu questing-updates InRelease [136 kB] - Get:7 http://archive.ubuntu.com/ubuntu questing-backports InRelease [133 kB] - Get:8 http://archive.ubuntu.com/ubuntu questing-updates/universe amd64 Packages [223 kB] - Get:9 http://archive.ubuntu.com/ubuntu questing-updates/restricted amd64 Packages [196 kB] - Get:10 http://archive.ubuntu.com/ubuntu questing-updates/main amd64 Packages [374 kB] - Fetched 1747 kB in 1s (1832 kB/s) - Reading package lists... <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [zarith.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 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml is already installed (current version is 5.4.0). [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-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains 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 ... 18742 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) 2026-02-15 20:46.21 ---> saved as "d0cd3fe1555fae89e3695b74eb152eae9404ac10192fafb8a48de6b3f13015f6" /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 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml is already installed (current version is 5.4.0). [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-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains 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 3.21.1 - install gmp 6.3.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved gmp.6.3.0 (cached) -> installed conf-m4.1 -> retrieved dune.3.21.1 (cached) -> installed dune.3.21.1 -> installed gmp.6.3.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-02-15 20:47.07 ---> saved as "2f4d34ba0163ee1371fd4bdad8dc7bb611603c95c68df0a7d83fed18ed5ee788" /src: (copy (src .) (dst /src)) 2026-02-15 20:47.08 ---> saved as "f1ff96b5a1e0c3407a04d76c45a354fe9a61c9cdcd42186d7d7d114e0ae4e511" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default && /usr/bin/bash -e -u -o pipefail -c 'env CC="gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread" LDFLAGS="-L/home/opam/.opam/5.4/lib/gmp/" CFLAGS="-I/home/opam/.opam/5.4/lib/gmp/" CPPFLAGS="-I/home/opam/.opam/5.4/lib/gmp/" ./configure --ocamllibdir /home/opam/.opam/5.4/lib/ocaml') binary ocaml: found in /home/opam/.opam/5.4/bin binary ocamlc: found in /home/opam/.opam/5.4/bin binary ocamldep: found in /home/opam/.opam/5.4/bin binary ocamlmklib: found in /home/opam/.opam/5.4/bin binary ocamldoc: found in /home/opam/.opam/5.4/bin binary gcc: found in /usr/bin binary ocamlopt: found in /home/opam/.opam/5.4/bin checking compilation with -I/home/opam/.opam/5.4/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/5.4/lib/ocaml -I/home/opam/.opam/5.4/lib/gmp/ libraries: -lgmp linker options: -L/home/opam/.opam/5.4/lib/gmp/ C options: -I/home/opam/.opam/5.4/lib/gmp/ installation path: /home/opam/.opam/5.4/lib/ocaml installation method install configuration successful! now type "make" to build then type "make install" or "sudo make install" to install 2026-02-15 20:47.10 ---> saved as "51aaa67b5c1d65871e0faf2f99bf4121ce04e0fb66cdc5dbf398efdceac28deb" Job succeeded 2026-02-15 20:47.10: Job succeeded