2026-02-15 17:59.29: New job: test mtelvers/mandelbrot https://github.com/mtelvers/mandelbrot.git#refs/heads/master (14e08f30f087994a19822546a55405d078acd0d3) (linux-s390x:debian-13-5.4_s390x_opam-2.5)Base: ocaml/opam:debian-13-ocaml-5.4@sha256:589d4f3ba5a7bf1d647cdf132cd4bc6a583b4538d1b4334807c7b1da0d552fffOpam project buildTo reproduce locally:git clone --recursive "https://github.com/mtelvers/mandelbrot.git" -b "master" && cd "mandelbrot" && git reset --hard 14e08f30cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:debian-13-ocaml-5.4@sha256:589d4f3ba5a7bf1d647cdf132cd4bc6a583b4538d1b4334807c7b1da0d552fff# debian-13-5.4_s390x_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 302e116c4009da2f5a31c350a57c8b3c9b27289e || git fetch origin master) && git reset -q --hard 302e116c4009da2f5a31c350a57c8b3c9b27289e && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 mandelbrot.opam ./RUN opam pin add -yn mandelbrot.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-libX11.1 conf-libXft.1 conf-pkg-config.4 csexp.1.5.2 dune.3.21.1 dune-configurator.3.21.1 graphics.5.2.0 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 mandelbrot.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-02-15 17:59.29: Using cache hint "mtelvers/mandelbrot-ocaml/opam:debian-13-ocaml-5.4@sha256:589d4f3ba5a7bf1d647cdf132cd4bc6a583b4538d1b4334807c7b1da0d552fff-debian-13-5.4_s390x_opam-2.5-f3b9a890fae8c02ba372a75dcccdbfe3"2026-02-15 17:59.29: Using OBuilder spec:((from ocaml/opam:debian-13-ocaml-5.4@sha256:589d4f3ba5a7bf1d647cdf132cd4bc6a583b4538d1b4334807c7b1da0d552fff)(comment debian-13-5.4_s390x_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 mandelbrot.opam) (dst ./))(run (network host)(shell "opam pin add -yn mandelbrot.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-libX11.1 conf-libXft.1 conf-pkg-config.4 csexp.1.5.2 dune.3.21.1 dune-configurator.3.21.1 graphics.5.2.0 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 mandelbrot.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 17:59.29: Waiting for resource in pool OCluster2026-02-15 18:00.00: Waiting for worker…2026-02-16 01:11.58: Got resource from pool OClusterBuilding on s390x-worker-01.marist.ci.devAll commits already cachedHEAD is now at 14e08f3 Update README.md(from ocaml/opam:debian-13-ocaml-5.4@sha256:589d4f3ba5a7bf1d647cdf132cd4bc6a583b4538d1b4334807c7b1da0d552fff)Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:589d4f3ba5a7bf1d647cdf132cd4bc6a583b4538d1b4334807c7b1da0d552fff' locallydocker.io/ocaml/opam@sha256:589d4f3ba5a7bf1d647cdf132cd4bc6a583b4538d1b4334807c7b1da0d552fff: Pulling from ocaml/opamDigest: sha256:589d4f3ba5a7bf1d647cdf132cd4bc6a583b4538d1b4334807c7b1da0d552fffStatus: Downloaded newer image for ocaml/opam@sha256:589d4f3ba5a7bf1d647cdf132cd4bc6a583b4538d1b4334807c7b1da0d552fff2026-02-16 01:11.58 ---> using "f46092bc7b56a9f31907b011f3c0d41957ea0f32efdd7a78133da055f1da0eb1" from cache/: (comment debian-13-5.4_s390x_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"))2026-02-16 01:11.58 ---> using "796333135c40977069543e99abb85c29e800da596929f223ef5a1172905ad9e3" 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] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-02-16 01:11.58 ---> using "9740694339c4e30b7294aaae86f1fc1a5e16059525aa76017d6e84fdd5b42fcf" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-71-genericThe OCaml toplevel, version 5.4.02.5.02026-02-16 01:11.58 ---> using "6db426180fe5022ed54c9185f1b76dfa29c93d967854f1d8920d7cc6bbb46406" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-02-16 01:11.58 ---> using "1e075cff059ed7cbd40486a3a499a2497d882d8aaa72bce4e66670a863185008" 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_HEAD340ee6fd1f..66fe1c299d master -> origin/master302e116c40 Merge pull request #29374 from shonfeder/release-dune-3.21.1<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryAlready up-to-date.Nothing to do.# To update the current shell environment, run: eval $(opam env)2026-02-16 01:11.58 ---> using "87bb9085725a762782eab0d9f12a45df6309bcab73b5debae70afa984fae867b" from cache/src: (copy (src mandelbrot.opam) (dst ./))2026-02-16 01:12.00 ---> saved as "2ce8603aea85a19340972aac27da862baacd7e3285359774771774bb801159c3"/src: (run (network host)(shell "opam pin add -yn mandelbrot.dev './'"))[NOTE] Package mandelbrot does not exist in opam repositories registered in the current switch.[mandelbrot.dev] synchronised (file:///src)mandelbrot is now pinned to file:///src (version dev)2026-02-16 01:12.03 ---> saved as "1f317402277ca4b47fde76b03fc615ec97f573944de08841c44c51cabd21f546"/src: (run (network host)(shell "echo '(lang dune 3.0)' > './dune-project'"))2026-02-16 01:12.04 ---> saved as "bf1aedffb696264435268ca3bb5811a888743d05a8ab3b86d4519e0b8a754272"/src: (env DEPS "base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base conf-libX11.1 conf-libXft.1 conf-pkg-config.4 csexp.1.5.2 dune.3.21.1 dune-configurator.3.21.1 graphics.5.2.0 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 mandelbrot.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 s390x Packages [98.0 kB]- Fetched 189 kB in 0s (1291 kB/s)- Reading package lists...<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[mandelbrot.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:libxft-dev pkg-config<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "libxft-dev" "pkg-config"- Preconfiguring packages ...- Selecting previously unselected package bzip2-doc.- (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 ... 20413 files and directories currently installed.)- Preparing to unpack .../00-bzip2-doc_1.0.8-6_all.deb ...- Unpacking bzip2-doc (1.0.8-6) ...- Selecting previously unselected package fonts-dejavu-mono.- Preparing to unpack .../01-fonts-dejavu-mono_2.37-8_all.deb ...- Unpacking fonts-dejavu-mono (2.37-8) ...- Selecting previously unselected package fonts-dejavu-core.- Preparing to unpack .../02-fonts-dejavu-core_2.37-8_all.deb ...- Unpacking fonts-dejavu-core (2.37-8) ...- Selecting previously unselected package fontconfig-config.- Preparing to unpack .../03-fontconfig-config_2.15.0-2.3_s390x.deb ...- Unpacking fontconfig-config (2.15.0-2.3) ...- Selecting previously unselected package libbrotli-dev:s390x.- Preparing to unpack .../04-libbrotli-dev_1.1.0-2+b7_s390x.deb ...- Unpacking libbrotli-dev:s390x (1.1.0-2+b7) ...- Selecting previously unselected package libbz2-dev:s390x.- Preparing to unpack .../05-libbz2-dev_1.0.8-6_s390x.deb ...- Unpacking libbz2-dev:s390x (1.0.8-6) ...- Selecting previously unselected package libexpat1-dev:s390x.- Preparing to unpack .../06-libexpat1-dev_2.7.1-2_s390x.deb ...- Unpacking libexpat1-dev:s390x (2.7.1-2) ...- Selecting previously unselected package libpng16-16t64:s390x.- Preparing to unpack .../07-libpng16-16t64_1.6.48-1+deb13u1_s390x.deb ...- Unpacking libpng16-16t64:s390x (1.6.48-1+deb13u1) ...- Selecting previously unselected package libfreetype6:s390x.- Preparing to unpack .../08-libfreetype6_2.13.3+dfsg-1_s390x.deb ...- Unpacking libfreetype6:s390x (2.13.3+dfsg-1) ...- Selecting previously unselected package libfontconfig1:s390x.- Preparing to unpack .../09-libfontconfig1_2.15.0-2.3_s390x.deb ...- Unpacking libfontconfig1:s390x (2.15.0-2.3) ...- Selecting previously unselected package zlib1g-dev:s390x.- Preparing to unpack .../10-zlib1g-dev_1%3a1.3.dfsg+really1.3.1-1+b1_s390x.deb ...- Unpacking zlib1g-dev:s390x (1:1.3.dfsg+really1.3.1-1+b1) ...- Selecting previously unselected package libpng-dev:s390x.- Preparing to unpack .../11-libpng-dev_1.6.48-1+deb13u1_s390x.deb ...- Unpacking libpng-dev:s390x (1.6.48-1+deb13u1) ...- Selecting previously unselected package libfreetype-dev:s390x.- Preparing to unpack .../12-libfreetype-dev_2.13.3+dfsg-1_s390x.deb ...- Unpacking libfreetype-dev:s390x (2.13.3+dfsg-1) ...- Selecting previously unselected package uuid-dev:s390x.- Preparing to unpack .../13-uuid-dev_2.41-5_s390x.deb ...- Unpacking uuid-dev:s390x (2.41-5) ...- Selecting previously unselected package libpkgconf3:s390x.- Preparing to unpack .../14-libpkgconf3_1.8.1-4_s390x.deb ...- Unpacking libpkgconf3:s390x (1.8.1-4) ...- Selecting previously unselected package pkgconf-bin.- Preparing to unpack .../15-pkgconf-bin_1.8.1-4_s390x.deb ...- Unpacking pkgconf-bin (1.8.1-4) ...- Selecting previously unselected package pkgconf:s390x.- Preparing to unpack .../16-pkgconf_1.8.1-4_s390x.deb ...- Unpacking pkgconf:s390x (1.8.1-4) ...- Selecting previously unselected package libfontconfig-dev:s390x.- Preparing to unpack .../17-libfontconfig-dev_2.15.0-2.3_s390x.deb ...- Unpacking libfontconfig-dev:s390x (2.15.0-2.3) ...- Selecting previously unselected package libfontconfig1-dev:s390x.- Preparing to unpack .../18-libfontconfig1-dev_2.15.0-2.3_s390x.deb ...- Unpacking libfontconfig1-dev:s390x (2.15.0-2.3) ...- Selecting previously unselected package libpng-tools.- Preparing to unpack .../19-libpng-tools_1.6.48-1+deb13u1_s390x.deb ...- Unpacking libpng-tools (1.6.48-1+deb13u1) ...- Selecting previously unselected package libxrender1:s390x.- Preparing to unpack .../20-libxrender1_1%3a0.9.12-1_s390x.deb ...- Unpacking libxrender1:s390x (1:0.9.12-1) ...- Selecting previously unselected package libxft2:s390x.- Preparing to unpack .../21-libxft2_2.3.6-1+b4_s390x.deb ...- Unpacking libxft2:s390x (2.3.6-1+b4) ...- Selecting previously unselected package libxrender-dev:s390x.- Preparing to unpack .../22-libxrender-dev_1%3a0.9.12-1_s390x.deb ...- Unpacking libxrender-dev:s390x (1:0.9.12-1) ...- Selecting previously unselected package libxft-dev:s390x.- Preparing to unpack .../23-libxft-dev_2.3.6-1+b4_s390x.deb ...- Unpacking libxft-dev:s390x (2.3.6-1+b4) ...- Selecting previously unselected package pkg-config:s390x.- Preparing to unpack .../24-pkg-config_1.8.1-4_s390x.deb ...- Unpacking pkg-config:s390x (1.8.1-4) ...- Setting up bzip2-doc (1.0.8-6) ...- Setting up libxrender1:s390x (1:0.9.12-1) ...- Setting up libpkgconf3:s390x (1.8.1-4) ...- Setting up libexpat1-dev:s390x (2.7.1-2) ...- Setting up uuid-dev:s390x (2.41-5) ...- Setting up fonts-dejavu-mono (2.37-8) ...- Setting up libpng16-16t64:s390x (1.6.48-1+deb13u1) ...- Setting up fonts-dejavu-core (2.37-8) ...- Setting up pkgconf-bin (1.8.1-4) ...- Setting up zlib1g-dev:s390x (1:1.3.dfsg+really1.3.1-1+b1) ...- Setting up libxrender-dev:s390x (1:0.9.12-1) ...- Setting up libbrotli-dev:s390x (1.1.0-2+b7) ...- Setting up libbz2-dev:s390x (1.0.8-6) ...- Setting up libpng-tools (1.6.48-1+deb13u1) ...- Setting up fontconfig-config (2.15.0-2.3) ...- Setting up libpng-dev:s390x (1.6.48-1+deb13u1) ...- Setting up pkgconf:s390x (1.8.1-4) ...- Setting up libfreetype6:s390x (2.13.3+dfsg-1) ...- Setting up pkg-config:s390x (1.8.1-4) ...- Setting up libfontconfig1:s390x (2.15.0-2.3) ...- Setting up libxft2:s390x (2.3.6-1+b4) ...- Setting up libfreetype-dev:s390x (2.13.3+dfsg-1) ...- Setting up libfontconfig-dev:s390x (2.15.0-2.3) ...- Setting up libxft-dev:s390x (2.3.6-1+b4) ...- Setting up libfontconfig1-dev:s390x (2.15.0-2.3) ...- Processing triggers for libc-bin (2.41-12+deb13u1) ...# To update the current shell environment, run: eval $(opam env)2026-02-16 01:12.17 ---> saved as "b8c2ed305a2788e9084b4a17ed3f6f57b6f5b9d841fd48153cba7039a07ae09b"/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 7 packages- install conf-libX11 1- install conf-libXft 1- install conf-pkg-config 4- install csexp 1.5.2- install dune 3.21.1- install dune-configurator 3.21.1- install graphics 5.2.0<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved csexp.1.5.2 (cached)-> retrieved graphics.5.2.0 (cached)-> installed conf-pkg-config.4-> installed conf-libX11.1-> installed conf-libXft.1-> retrieved dune.3.21.1, dune-configurator.3.21.1 (cached)-> installed dune.3.21.1-> installed csexp.1.5.2-> installed dune-configurator.3.21.1-> installed graphics.5.2.0Done.# To update the current shell environment, run: eval $(opam env)2026-02-16 01:13.43 ---> saved as "d82cf3217a4a956d84dfeac163ecd078828024572edfe64afb56f4f83ff853ab"/src: (copy (src .) (dst /src))2026-02-16 01:13.46 ---> saved as "b463e09030a803b1b50524e3f3221a22c2ada2cff6e8aa3e02088c58a9477ae1"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))2026-02-16 01:13.50 ---> saved as "77c8878e634a53d0e7b9ba1073988ec2dafa57d9000882097f84b03db4ddcf6c"Job succeeded2026-02-16 01:13.50: Job succeeded