2026-02-15 17:59.29: New job: test mtelvers/mandelbrot https://github.com/mtelvers/mandelbrot.git#refs/heads/master (14e08f30f087994a19822546a55405d078acd0d3) (linux-x86_64:ubuntu-22.04-5.4_opam-2.5) Base: ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4f96e807e6bf244d4255f6055f496bb462a3dc27a8b77b7410667ea18abff28c Opam project build To reproduce locally: git clone --recursive "https://github.com/mtelvers/mandelbrot.git" -b "master" && cd "mandelbrot" && git reset --hard 14e08f30 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4f96e807e6bf244d4255f6055f496bb462a3dc27a8b77b7410667ea18abff28c # ubuntu-22.04-5.4_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 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 $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 17:59.29: Using cache hint "mtelvers/mandelbrot-ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4f96e807e6bf244d4255f6055f496bb462a3dc27a8b77b7410667ea18abff28c-ubuntu-22.04-5.4_opam-2.5-f3b9a890fae8c02ba372a75dcccdbfe3" 2026-02-15 17:59.29: Using OBuilder spec: ((from ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4f96e807e6bf244d4255f6055f496bb462a3dc27a8b77b7410667ea18abff28c) (comment ubuntu-22.04-5.4_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 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 OCluster 2026-02-15 18:45.37: Waiting for worker… 2026-02-15 18:48.10: Got resource from pool OCluster Building on toxis.caelum.ci.dev All commits already cached HEAD is now at 14e08f3 Update README.md (from ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4f96e807e6bf244d4255f6055f496bb462a3dc27a8b77b7410667ea18abff28c) 2026-02-15 18:50.46 ---> using "9e9bcdaaf3fac8c0a3bdd60676b1eb8003eca3a64414fbd27bba0c3fb2d5b56e" from cache /: (comment ubuntu-22.04-5.4_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 18:50.46 ---> using "a9e8837481ac3e0a749445f9abf76d194f700aeb5636fc4764e6fdac5a30f446" from cache /src: (run (shell "opam init --reinit -ni")) 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. 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. Continue? [Y/n] y Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-02-15 18:50.46 ---> using "242e458e7baa10fc06cc93eecb21a062cae0579185d5b8cb336569c30149ee20" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-134-generic The OCaml toplevel, version 5.4.0 2.5.0 2026-02-15 18:50.46 ---> using "e7d0758290e8df64336fd9ba07bcd8869e9e7a7973994ff0f4030c4c9252cbf4" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-02-15 18:50.46 ---> using "d788ce615549035993124780f82e2f1195afb0ce9be6d9cf4176a906a02218ee" 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 18:50.46 ---> using "13f86639490b90821b1bc7318289e23197c9050214f87c1d26d84cf590f462b9" from cache /src: (copy (src mandelbrot.opam) (dst ./)) 2026-02-15 18:50.46 ---> saved as "e93d8d0d38c4a430576421164b084f9a0366a3dcae62f1437fe53892f4299d2e" /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) 2026-02-15 18:50.51 ---> saved as "3faff9f11cab19fa10ad5d9d39ab4f0506e4b89da791f2b1d68dc9518bbb4788" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-02-15 18:50.51 ---> saved as "1581275073d1ad9375fcdc6906d11c3dbc57fb57255cfbd5cd86ccac148cfb36" /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://archive.ubuntu.com/ubuntu jammy InRelease - Get:2 http://archive.ubuntu.com/ubuntu jammy-updates InRelease [128 kB] - Get:3 http://archive.ubuntu.com/ubuntu jammy-backports InRelease [127 kB] - Get:4 http://security.ubuntu.com/ubuntu jammy-security InRelease [129 kB] - Get:5 http://archive.ubuntu.com/ubuntu jammy-updates/restricted amd64 Packages [6688 kB] - Get:6 http://archive.ubuntu.com/ubuntu jammy-updates/universe amd64 Packages [1611 kB] - Get:7 http://archive.ubuntu.com/ubuntu jammy-updates/main amd64 Packages [4047 kB] - Get:8 http://security.ubuntu.com/ubuntu jammy-security/restricted amd64 Packages [6468 kB] - Get:9 http://security.ubuntu.com/ubuntu jammy-security/universe amd64 Packages [1299 kB] - Get:10 http://security.ubuntu.com/ubuntu jammy-security/main amd64 Packages [3708 kB] - Fetched 24.2 MB in 14s (1716 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" - debconf: delaying package configuration, since apt-utils is not installed - (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 ... 15669 files and directories currently installed.) - Preparing to unpack .../00-libexpat1_2.4.7-1ubuntu0.7_amd64.deb ... - Unpacking libexpat1:amd64 (2.4.7-1ubuntu0.7) over (2.4.7-1ubuntu0.6) ... - Selecting previously unselected package libglib2.0-0:amd64. - Preparing to unpack .../01-libglib2.0-0_2.72.4-0ubuntu2.9_amd64.deb ... - Unpacking libglib2.0-0:amd64 (2.72.4-0ubuntu2.9) ... - Selecting previously unselected package libglib2.0-data. - Preparing to unpack .../02-libglib2.0-data_2.72.4-0ubuntu2.9_all.deb ... - Unpacking libglib2.0-data (2.72.4-0ubuntu2.9) ... - Selecting previously unselected package libicu70:amd64. - Preparing to unpack .../03-libicu70_70.1-2_amd64.deb ... - Unpacking libicu70:amd64 (70.1-2) ... - Selecting previously unselected package libxml2:amd64. - Preparing to unpack .../04-libxml2_2.9.13+dfsg-1ubuntu0.11_amd64.deb ... - Unpacking libxml2:amd64 (2.9.13+dfsg-1ubuntu0.11) ... - Selecting previously unselected package shared-mime-info. - Preparing to unpack .../05-shared-mime-info_2.1-2_amd64.deb ... - Unpacking shared-mime-info (2.1-2) ... - Selecting previously unselected package xdg-user-dirs. - Preparing to unpack .../06-xdg-user-dirs_0.17-2ubuntu4_amd64.deb ... - Unpacking xdg-user-dirs (0.17-2ubuntu4) ... - Preparing to unpack .../07-libpng16-16_1.6.37-3ubuntu0.4_amd64.deb ... - Unpacking libpng16-16:amd64 (1.6.37-3ubuntu0.4) over (1.6.37-3ubuntu0.3) ... - Selecting previously unselected package libbrotli-dev:amd64. - Preparing to unpack .../08-libbrotli-dev_1.0.9-2build6_amd64.deb ... - Unpacking libbrotli-dev:amd64 (1.0.9-2build6) ... - Selecting previously unselected package libexpat1-dev:amd64. - Preparing to unpack .../09-libexpat1-dev_2.4.7-1ubuntu0.7_amd64.deb ... - Unpacking libexpat1-dev:amd64 (2.4.7-1ubuntu0.7) ... - Selecting previously unselected package zlib1g-dev:amd64. - Preparing to unpack .../10-zlib1g-dev_1%3a1.2.11.dfsg-2ubuntu9.2_amd64.deb ... - Unpacking zlib1g-dev:amd64 (1:1.2.11.dfsg-2ubuntu9.2) ... - Selecting previously unselected package libpng-dev:amd64. - Preparing to unpack .../11-libpng-dev_1.6.37-3ubuntu0.4_amd64.deb ... - Unpacking libpng-dev:amd64 (1.6.37-3ubuntu0.4) ... - Selecting previously unselected package libfreetype-dev:amd64. - Preparing to unpack .../12-libfreetype-dev_2.11.1+dfsg-1ubuntu0.3_amd64.deb ... - Unpacking libfreetype-dev:amd64 (2.11.1+dfsg-1ubuntu0.3) ... - Selecting previously unselected package libfreetype6-dev:amd64. - Preparing to unpack .../13-libfreetype6-dev_2.11.1+dfsg-1ubuntu0.3_amd64.deb ... - Unpacking libfreetype6-dev:amd64 (2.11.1+dfsg-1ubuntu0.3) ... - Selecting previously unselected package uuid-dev:amd64. - Preparing to unpack .../14-uuid-dev_2.37.2-4ubuntu3.4_amd64.deb ... - Unpacking uuid-dev:amd64 (2.37.2-4ubuntu3.4) ... - Selecting previously unselected package pkg-config. - Preparing to unpack .../15-pkg-config_0.29.2-1ubuntu3_amd64.deb ... - Unpacking pkg-config (0.29.2-1ubuntu3) ... - Selecting previously unselected package libfontconfig-dev:amd64. - Preparing to unpack .../16-libfontconfig-dev_2.13.1-4.2ubuntu5_amd64.deb ... - Unpacking libfontconfig-dev:amd64 (2.13.1-4.2ubuntu5) ... - Selecting previously unselected package libfontconfig1-dev:amd64. - Preparing to unpack .../17-libfontconfig1-dev_2.13.1-4.2ubuntu5_amd64.deb ... - Unpacking libfontconfig1-dev:amd64 (2.13.1-4.2ubuntu5) ... - Selecting previously unselected package libpng-tools. - Preparing to unpack .../18-libpng-tools_1.6.37-3ubuntu0.4_amd64.deb ... - Unpacking libpng-tools (1.6.37-3ubuntu0.4) ... - Selecting previously unselected package libxrender1:amd64. - Preparing to unpack .../19-libxrender1_1%3a0.9.10-1build4_amd64.deb ... - Unpacking libxrender1:amd64 (1:0.9.10-1build4) ... - Selecting previously unselected package libxft2:amd64. - Preparing to unpack .../20-libxft2_2.3.4-1_amd64.deb ... - Unpacking libxft2:amd64 (2.3.4-1) ... - Selecting previously unselected package libxrender-dev:amd64. - Preparing to unpack .../21-libxrender-dev_1%3a0.9.10-1build4_amd64.deb ... - Unpacking libxrender-dev:amd64 (1:0.9.10-1build4) ... - Selecting previously unselected package libxft-dev:amd64. - Preparing to unpack .../22-libxft-dev_2.3.4-1_amd64.deb ... - Unpacking libxft-dev:amd64 (2.3.4-1) ... - Setting up libexpat1:amd64 (2.4.7-1ubuntu0.7) ... - Setting up libxrender1:amd64 (1:0.9.10-1build4) ... - Setting up xdg-user-dirs (0.17-2ubuntu4) ... - Setting up libglib2.0-0:amd64 (2.72.4-0ubuntu2.9) ... - No schema files found: doing nothing. - Setting up libglib2.0-data (2.72.4-0ubuntu2.9) ... - Setting up libexpat1-dev:amd64 (2.4.7-1ubuntu0.7) ... - Setting up uuid-dev:amd64 (2.37.2-4ubuntu3.4) ... - Setting up libpng16-16:amd64 (1.6.37-3ubuntu0.4) ... - Setting up pkg-config (0.29.2-1ubuntu3) ... - Setting up zlib1g-dev:amd64 (1:1.2.11.dfsg-2ubuntu9.2) ... - Setting up libxrender-dev:amd64 (1:0.9.10-1build4) ... - Setting up libbrotli-dev:amd64 (1.0.9-2build6) ... - Setting up libicu70:amd64 (70.1-2) ... - Setting up libxft2:amd64 (2.3.4-1) ... - Setting up libpng-tools (1.6.37-3ubuntu0.4) ... - Setting up libpng-dev:amd64 (1.6.37-3ubuntu0.4) ... - Setting up libfreetype-dev:amd64 (2.11.1+dfsg-1ubuntu0.3) ... - Setting up libxml2:amd64 (2.9.13+dfsg-1ubuntu0.11) ... - Setting up libfontconfig-dev:amd64 (2.13.1-4.2ubuntu5) ... - Setting up libfreetype6-dev:amd64 (2.11.1+dfsg-1ubuntu0.3) ... - Setting up shared-mime-info (2.1-2) ... - Setting up libxft-dev:amd64 (2.3.4-1) ... - Setting up libfontconfig1-dev:amd64 (2.13.1-4.2ubuntu5) ... - Processing triggers for libc-bin (2.35-0ubuntu3.13) ... # To update the current shell environment, run: eval $(opam env) 2026-02-15 18:51.41 ---> saved as "b81f8bfbfe8de9abe027cfa364c6ea017fd5ba0d0a12947868b39c4217364fbe" /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.5.2.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-02-15 18:52.49 ---> saved as "e07f9e274e0e84f03ebfa7ee4ead7875f97b71bf74171be38a8f4c30c114cf12" /src: (copy (src .) (dst /src)) 2026-02-15 18:52.49 ---> saved as "8da3ea0f70c98b52b9ffeb473dd26c4ae23896c5f1620e2040cda63a0f67a225" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) 2026-02-15 18:52.50 ---> saved as "58030e75bfd51ac909c1f67e276e744cfd4dc039b461532a05f9cbf2115f0ce4" Job succeeded 2026-02-15 18:52.50: Job succeeded