2026-04-23 09:53.47: New job: test mirage/mirage-skeleton https://github.com/mirage/mirage-skeleton.git#refs/pull/420/head (01b3663b17dd8a979b9d53c150d6207f38621f47) (linux-x86_64:debian-12-5.4_opam-2.5)Base: ocaml/opam:debian-12-ocaml-5.4@sha256:967c74d882d3c25414b85ddb5f483ebcfcc372b91110af96375ff611353756b3Opam project buildTo reproduce locally:git clone --recursive "https://github.com/mirage/mirage-skeleton.git" && cd "mirage-skeleton" && git fetch origin "refs/pull/420/head" && git reset --hard 01b3663bcat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:debian-12-ocaml-5.4@sha256:967c74d882d3c25414b85ddb5f483ebcfcc372b91110af96375ff611353756b3# debian-12-5.4_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 499ef09e251055ba35c2e994b86c609886b37a53 || git fetch origin master) && git reset -q --hard 499ef09e251055ba35c2e994b86c609886b37a53 && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 mirage-skeleton.opam ./RUN opam pin add -yn mirage-skeleton.dev './'RUN echo '(lang dune 3.0)' > './dune-project'ENV DEPS="angstrom.0.16.1 astring.0.8.5 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bigstringaf.0.10.0 bos.0.3.0 cmdliner.2.1.1 conf-pkg-config.4 csexp.1.5.2 domain-name.0.5.0 dune.3.22.2 dune-configurator.3.22.2 emile.1.1 fmt.0.11.0 fpath.0.7.3 ipaddr.5.6.2 logs.0.10.0 macaddr.5.6.2 mirage.4.10.6 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 opam-monorepo.0.4.3 pecu.0.7 rresult.0.7.0 stringext.1.6.0 topkg.1.1.1 uri.4.4.0 uutf.1.0.4"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.5 --depext-only -y mirage-skeleton.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-04-23 09:53.47: Using cache hint "mirage/mirage-skeleton-ocaml/opam:debian-12-ocaml-5.4@sha256:967c74d882d3c25414b85ddb5f483ebcfcc372b91110af96375ff611353756b3-debian-12-5.4_opam-2.5-74150c6b78a7af89b4bcf7092ce1d54c"2026-04-23 09:53.47: Using OBuilder spec:((from ocaml/opam:debian-12-ocaml-5.4@sha256:967c74d882d3c25414b85ddb5f483ebcfcc372b91110af96375ff611353756b3)(comment debian-12-5.4_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 499ef09e251055ba35c2e994b86c609886b37a53 || git fetch origin master) && git reset -q --hard 499ef09e251055ba35c2e994b86c609886b37a53 && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src mirage-skeleton.opam) (dst ./))(run (network host)(shell "opam pin add -yn mirage-skeleton.dev './'"))(run (shell "echo '(lang dune 3.0)' > './dune-project'"))(env DEPS "angstrom.0.16.1 astring.0.8.5 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bigstringaf.0.10.0 bos.0.3.0 cmdliner.2.1.1 conf-pkg-config.4 csexp.1.5.2 domain-name.0.5.0 dune.3.22.2 dune-configurator.3.22.2 emile.1.1 fmt.0.11.0 fpath.0.7.3 ipaddr.5.6.2 logs.0.10.0 macaddr.5.6.2 mirage.4.10.6 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 opam-monorepo.0.4.3 pecu.0.7 rresult.0.7.0 stringext.1.6.0 topkg.1.1.1 uri.4.4.0 uutf.1.0.4")(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 mirage-skeleton.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")))2026-04-23 09:53.47: Waiting for resource in pool OCluster2026-04-23 11:13.04: Waiting for worker…2026-04-23 11:16.59: Got resource from pool OClusterBuilding on bremusa.ocamllabs.ioAll commits already cachedHEAD is now at 01b3663 Bump ocamlformat version(from ocaml/opam:debian-12-ocaml-5.4@sha256:967c74d882d3c25414b85ddb5f483ebcfcc372b91110af96375ff611353756b3)2026-04-23 11:16.59 ---> using "d0fb9c01142c84987205e262f9c63cdea3cf1d1c4335dee7cb00e5820fa8c530" from cache/: (comment debian-12-5.4_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"))2026-04-23 11:16.59 ---> using "0bf7f04d7fee6d5e170fb381a11e451475e9592f13d86ee5fbcf174c7abb2f19" 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] Initialised2026-04-23 11:16.59 ---> using "cb83a7264ae052d41fedf821a08db87d86f54a12668a201db8ea20a494319c65" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-107-genericThe OCaml toplevel, version 5.4.12.5.02026-04-23 11:16.59 ---> using "d141093aed8b9a37bb941a79037c10dbd66c6c6a8ad1060db6fc19667eba8822" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-04-23 11:16.59 ---> using "a2000bc26bea9c9c716fa90983b92e1903626d54228013dfd6b29e8c0890d14d" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 499ef09e251055ba35c2e994b86c609886b37a53 || git fetch origin master) && git reset -q --hard 499ef09e251055ba35c2e994b86c609886b37a53 && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD42844088d7..6b6b0c375b master -> origin/master499ef09e25 Merge pull request #29791 from dbuenzli/b0-publish-bos.0.3.0<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[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 possibleHowever, 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)2026-04-23 11:16.59 ---> using "436cdf3341e3abb3f7d9932747ff0bc91bb9b085a8e0ce426092fa6f21fc32b7" from cache/src: (copy (src mirage-skeleton.opam) (dst ./))2026-04-23 11:16.59 ---> using "22685ec208928ff3bfda66d2961d4467aa1e4676318c8ab8a4714a8e51d0a834" from cache/src: (run (network host)(shell "opam pin add -yn mirage-skeleton.dev './'"))[NOTE] Package mirage-skeleton does not exist in opam repositories registered in the current switch.[mirage-skeleton.dev] synchronised (file:///src)[WARNING] Failed checks on mirage-skeleton package definition from source at file:///src:warning 68: Missing field 'license'mirage-skeleton is now pinned to file:///src (version dev)2026-04-23 11:16.59 ---> using "b17c5be3778910ddb8f1eab3854dba3ea947c41803a0719d4151ef44647626ce" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-04-23 11:16.59 ---> using "7c56f07743e298e0b52c924c4007aa0f18f5723988d2ccbee9b30ee86a63071b" from cache/src: (env DEPS "angstrom.0.16.1 astring.0.8.5 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bigstringaf.0.10.0 bos.0.3.0 cmdliner.2.1.1 conf-pkg-config.4 csexp.1.5.2 domain-name.0.5.0 dune.3.22.2 dune-configurator.3.22.2 emile.1.1 fmt.0.11.0 fpath.0.7.3 ipaddr.5.6.2 logs.0.10.0 macaddr.5.6.2 mirage.4.10.6 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 opam-monorepo.0.4.3 pecu.0.7 rresult.0.7.0 stringext.1.6.0 topkg.1.1.1 uri.4.4.0 uutf.1.0.4")/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 mirage-skeleton.dev $DEPS"))+ /usr/bin/sudo "apt-get" "update"- Hit:1 http://deb.debian.org/debian bookworm InRelease- Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]- Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]- Get:4 http://deb.debian.org/debian-security bookworm-security/main amd64 Packages [297 kB]- Fetched 401 kB in 0s (1077 kB/s)- Reading package lists...-<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[mirage-skeleton.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 5.4.1).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1).[NOTE] Package ocaml is already installed (current version is 5.4.1).[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:pkg-config<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "pkg-config"- debconf: delaying package configuration, since apt-utils is not installed- Selecting previously unselected package libpkgconf3:amd64.- (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 ... 18786 files and directories currently installed.)- Preparing to unpack .../libpkgconf3_1.8.1-1_amd64.deb ...- Unpacking libpkgconf3:amd64 (1.8.1-1) ...- Selecting previously unselected package pkgconf-bin.- Preparing to unpack .../pkgconf-bin_1.8.1-1_amd64.deb ...- Unpacking pkgconf-bin (1.8.1-1) ...- Selecting previously unselected package pkgconf:amd64.- Preparing to unpack .../pkgconf_1.8.1-1_amd64.deb ...- Unpacking pkgconf:amd64 (1.8.1-1) ...- Selecting previously unselected package pkg-config:amd64.- Preparing to unpack .../pkg-config_1.8.1-1_amd64.deb ...- Unpacking pkg-config:amd64 (1.8.1-1) ...- Setting up libpkgconf3:amd64 (1.8.1-1) ...- Setting up pkgconf-bin (1.8.1-1) ...- Setting up pkgconf:amd64 (1.8.1-1) ...- Setting up pkg-config:amd64 (1.8.1-1) ...- Processing triggers for libc-bin (2.36-9+deb12u13) ...# To update the current shell environment, run: eval $(opam env)2026-04-23 11:16.59 ---> using "d2058f4f9b247c44a568d209a3867ea931fbfab9063f344d6e203deb4caf92d0" from cache/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 5.4.1).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1).[NOTE] Package ocaml is already installed (current version is 5.4.1).[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 28 packages- install angstrom 0.16.1- install astring 0.8.5- install base64 3.5.2- install bigstringaf 0.10.0- install bos 0.3.0- install cmdliner 2.1.1- install conf-pkg-config 4- install csexp 1.5.2- install domain-name 0.5.0- install dune 3.22.2- install dune-configurator 3.22.2- install emile 1.1- install fmt 0.11.0- install fpath 0.7.3- install ipaddr 5.6.2- install logs 0.10.0- install macaddr 5.6.2- install mirage 4.10.6- install ocaml-syntax-shims 1.0.0- install ocamlbuild 0.16.1- install ocamlfind 1.9.8- install opam-monorepo 0.4.3- install pecu 0.7- install rresult 0.7.0- install stringext 1.6.0- install topkg 1.1.1- install uri 4.4.0- install uutf 1.0.4<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved angstrom.0.16.1 (cached)-> retrieved astring.0.8.5 (cached)-> retrieved base64.3.5.2 (cached)-> retrieved bigstringaf.0.10.0 (cached)-> retrieved bos.0.3.0 (cached)-> retrieved csexp.1.5.2 (cached)-> retrieved cmdliner.2.1.1 (cached)-> installed conf-pkg-config.4-> retrieved domain-name.0.5.0 (cached)-> retrieved emile.1.1 (cached)-> retrieved fmt.0.11.0 (cached)-> retrieved fpath.0.7.3 (cached)-> retrieved ipaddr.5.6.2, macaddr.5.6.2 (cached)-> retrieved logs.0.10.0 (cached)-> retrieved ocaml-syntax-shims.1.0.0 (cached)-> retrieved ocamlbuild.0.16.1 (cached)-> retrieved mirage.4.10.6 (cached)-> retrieved ocamlfind.1.9.8 (cached)-> retrieved pecu.0.7 (cached)-> retrieved rresult.0.7.0 (cached)-> retrieved stringext.1.6.0 (cached)-> retrieved topkg.1.1.1 (cached)-> retrieved uri.4.4.0 (cached)-> retrieved dune.3.22.2, dune-configurator.3.22.2 (cached)-> retrieved opam-monorepo.0.4.3 (cached)-> retrieved uutf.1.0.4 (cached)-> installed cmdliner.2.1.1-> installed ocamlbuild.0.16.1-> installed ocamlfind.1.9.8-> installed topkg.1.1.1-> installed rresult.0.7.0-> installed uutf.1.0.4-> installed fmt.0.11.0-> installed astring.0.8.5-> installed fpath.0.7.3-> installed logs.0.10.0-> installed bos.0.3.0-> installed dune.3.22.2-> installed base64.3.5.2-> installed csexp.1.5.2-> installed domain-name.0.5.0-> installed macaddr.5.6.2-> installed ocaml-syntax-shims.1.0.0-> installed pecu.0.7-> installed stringext.1.6.0-> installed ipaddr.5.6.2-> installed dune-configurator.3.22.2-> installed bigstringaf.0.10.0-> installed angstrom.0.16.1-> installed emile.1.1-> installed uri.4.4.0-> installed opam-monorepo.0.4.3-> installed mirage.4.10.6Done.# To update the current shell environment, run: eval $(opam env)2026-04-23 11:18.10 ---> saved as "0c0f9ff26226f992d7a6758ae74413288660274fb19e6d762c3caeb721fa9474"/src: (copy (src .) (dst /src))2026-04-23 11:18.10 ---> saved as "f2018cf09c2c2103fd1ebfe930a31846a1a4333eed8df13d386af4d7fa14051d"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))2026-04-23 11:18.11 ---> saved as "3a607f239ae88ea74d887bcbd3b233e4546ae7785be3476cb6f1de336def1e5b"Job succeeded2026-04-23 11:18.11: Job succeeded