Building on x86-bm-c4.sw.ocaml.org (from ocaml/opam:debian-unstable) Unable to find image 'ocaml/opam:debian-unstable' locally debian-unstable: Pulling from ocaml/opam 951a2e498a49: Pulling fs layer 951a2e498a49: Verifying Checksum 951a2e498a49: Download complete 951a2e498a49: Pull complete Digest: sha256:a1dac6d1033d499694a02d18fd95da45e53ab101f1ab175250dfb6f5378598b2 Status: Downloaded newer image for ocaml/opam:debian-unstable 2025-03-20 04:41.28 ---> using "0acd5aeaa8f7bc314514d9795d14a7f12ec72a6a5b11c5904350189734c6859b" from cache /: (user (uid 1000) (gid 1000)) /: (env OPAMPRECISETRACKING 1) /: (env OPAMUTF8 never) /: (env OPAMEXTERNALSOLVER builtin-0install) /: (env OPAMCRITERIA +removed) /: (env CI true) /: (env OPAM_HEALTH_CHECK_CI true) /: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam")) 2025-03-20 04:41.28 ---> using "40df4fa4cdfc68a5fa7a326047e82a7adc5df52b8059d4a7b745bdd50aad56e7" from cache /: (run (network host) (shell "rm -rf ~/opam-repository && git clone -q 'https://github.com/ocaml/opam-repository' ~/opam-repository && git -C ~/opam-repository checkout -q 6ccbe63dbf50229bacd18351371b64c3c7959099")) 2025-03-20 04:41.28 ---> using "2a41d4f223e6e7ea53bbe952e9ac57be89b886cd226e189ab496cb9fb2469b9e" from cache /: (run (shell "rm -rf ~/.opam && opam init -ya --bare --config ~/.opamrc-sandbox ~/opam-repository")) Configuring from /home/opam/.opamrc-sandbox, then /home/opam/.opamrc, and finally 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. <><> Fetching repository information ><><><><><><><><><><><><><><><><><><><><><> [default] Initialised User configuration: ~/.profile is already up-to-date. [NOTE] Make sure that ~/.profile is well sourced in your ~/.bashrc. 2025-03-20 04:41.28 ---> using "d2086937ce85d0221997559cfc2079d2ae288ad36c630f45ccd2218b3bf269c8" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '4.10' '4.10.2'")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "4.10.2"} | "ocaml-system" {= "4.10.2"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved ocaml-config.1 (cached) -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> retrieved ocaml-base-compiler.4.10.2 (cached) -> installed ocaml-base-compiler.4.10.2 -> installed ocaml-config.1 -> installed ocaml.4.10.2 Done. # To update the current shell environment, run: eval $(opam env --switch=4.10) 2025-03-20 04:41.28 ---> using "275a007ac3ace7983455f8b931fda37bf4cd1ad20da6f6b6dbbaab9d990375c4" from cache /: (run (network host) (shell "opam update --depexts")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian unstable InRelease [205 kB] - Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2025-03-19-2022.45-F-2025-03-16-1413.17.pdiff [459 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2025-03-19-2022.45-F-2025-03-16-1413.17.pdiff [459 kB] - Fetched 728 kB in 4s (169 kB/s) - Reading package lists... - 2025-03-20 04:41.28 ---> using "e3ec57577139891417ba62695924d06987df589f616bb6dc927cea01ea6e8292" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam remove -y core_extended.v0.17.0\ \nopam install -vy core_extended.v0.17.0\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: core_extended.v0.17.0 | grep -q 'debian-unstable'; then\ \n echo \"This package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\"\ \n exit 69\ \n fi\ \nfi \ \n\ \n\ \nexit $res")) [NOTE] core_extended.v0.17.0 is not installed. Nothing to do. [ERROR] Package conflict! * No agreement on the version of ocaml: - (invariant) -> ocaml-base-compiler = 4.10.2 -> ocaml = 4.10.2 - core_extended >= v0.17.0 -> ocaml >= 5.1.0 You can temporarily relax the switch invariant with `--update-invariant' No solution found, exiting 'opam install -vy core_extended.v0.17.0' failed. "/usr/bin/env" "bash" "-c" "opam remove -y core_extended.v0.17.0 opam install -vy core_extended.v0.17.0 res=$? if [ $res = 31 ]; then if opam show -f x-ci-accept-failures: core_extended.v0.17.0 | grep -q 'debian-unstable'; then echo "This package failed and has been disabled for CI using the 'x-ci-accept-failures' field." exit 69 fi fi exit $res" failed with exit status 20 Failed: Build failed