Building on clete.caelum.ci.dev (from ocaml/opam:debian-unstable) 2024-02-07 10:53.30 ---> using "0acd5aeaa8f7bc314514d9795d14a7f12ec72a6a5b11c5904350189734c6859b" from cache /: (user (uid 1000) (gid 1000)) /: (env OPAMPRECISETRACKING 1) /: (env OPAMUTF8 never) /: (env OPAMEXTERNALSOLVER builtin-0install) /: (env OPAMCRITERIA +removed) /: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam")) 2024-02-07 10:53.30 ---> using "65c3237f501f7c75f3828458ecf2342bc41c98aaef8c6a7fd82bf46a58cb258c" 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 e587a9437d8bb41f7c0fda20b186c5c0d5178307")) 2024-02-07 10:53.30 ---> using "ba4ab7a29ffbb7242a0f4a23f5d47ab4641ccdfb0e44130f467a231865081ad1" 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. 2024-02-07 10:53.30 ---> using "3ee1eaa848e0a3884e82cc07c535ab5dc8f986c3607c006421763988fa5c48fb" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '4.09' '4.09.1'")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "4.09.1"} | "ocaml-system" {= "4.09.1"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> retrieved ocaml-base-compiler.4.09.1 (cached) -> installed ocaml-base-compiler.4.09.1 -> installed ocaml-config.1 -> installed ocaml.4.09.1 Done. # Run eval $(opam env --switch=4.09) to update the current shell environment 2024-02-07 10:53.30 ---> using "ccf37499373be7210dadd0f6c2f0835cf990be35a10ac526f54b4c0f289433bb" from cache /: (run (network host) (shell "opam update --depexts")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian unstable InRelease [198 kB] - Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB] - Ign:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages [9717 kB] - Fetched 9979 kB in 3s (2938 kB/s) - Reading package lists... - 2024-02-07 10:53.30 ---> using "84a941c42fbf762849d63927a0f2ba1a5543bee2b2450914faa3177716bbd1fb" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "\ \nopam remove -y \"arb.0.3.2\"\ \nopam install -vy \"arb.0.3.2\"\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: \"arb.0.3.2\" | 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 $res\ \n")) [NOTE] arb.0.3.2 is not installed. Nothing to do. [ERROR] Package conflict! * No agreement on the version of ocaml: - (invariant) -> ocaml-base-compiler = 4.09.1 -> ocaml = 4.09.1 - arb >= 0.3.2 -> ocaml >= 4.10 You can temporarily relax the switch invariant with `--update-invariant' * No agreement on the version of ocaml-base-compiler: - (invariant) -> ocaml-base-compiler = 4.09.1 - arb >= 0.3.2 -> ocaml >= 4.10 -> ocaml-base-compiler = 4.10.0 * Missing dependency: - arb >= 0.3.2 -> ocaml >= 4.10 -> ocaml-variants < 4.11.4~ -> ocaml-beta unmet availability conditions: 'enable-ocaml-beta-repository' * Missing dependency: - arb >= 0.3.2 -> ocaml >= 4.10 -> ocaml-variants >= 4.10.0 -> ocaml-beta unmet availability conditions: 'enable-ocaml-beta-repository' No solution found, exiting 'opam install -vy arb.0.3.2' failed. "/usr/bin/env" "bash" "-c" " opam remove -y "arb.0.3.2" opam install -vy "arb.0.3.2" res=$? if [ $res = 31 ]; then if opam show -f x-ci-accept-failures: "arb.0.3.2" | 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