Building on c2-3.ocamllabs.io (from ocaml/opam:debian-unstable@sha256:5714458c85c13f9aeab00462cf20f7fdc245c8370924567a78744c6dfdc485bb) 2023-03-25 08:56.03 ---> using "8ace1e5350c8619f463b24b1224478189da2a5c75beeb46053c02abd7f01b68e" 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")) 2023-03-25 08:56.03 ---> using "0c546c8af148012ffd50e6795448e3ff4abfb759afa8ad2b2f6355e7eb796205" 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 064e616f608f76e77b004fb4a121b03b94c44da7")) 2023-03-25 08:56.03 ---> using "b6529de171a11924ec8bcb356f87ad2f051fcd2a42f9b3339be5e782da25e223" 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. 2023-03-25 08:56.03 ---> using "f575b7d630eea9291b2106a851154eb5b545c07336a0802280a13bc1fa7ee37c" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '5.0' --packages ocaml-base-compiler.5.0.0")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "5.0.0"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> installed ocaml-options-vanilla.1 -> retrieved ocaml-base-compiler.5.0.0 (https://github.com/ocaml/ocaml/archive/5.0.0.tar.gz) -> installed ocaml-base-compiler.5.0.0 -> installed ocaml-config.3 -> installed ocaml.5.0.0 -> installed base-domains.base -> installed base-nnp.base Done. # Run eval $(opam env --switch=5.0) to update the current shell environment 2023-03-25 08:56.03 ---> using "8ad2687c1ee1d74405d90a0d2ad148e5f75febd7ef371c18731e846b8b363a99" from cache /: (run (network host) (shell "opam update --depexts")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian unstable InRelease [180 kB] - Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB] - Ign:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages [9432 kB] - Fetched 9676 kB in 2s (4252 kB/s) - Reading package lists... - 2023-03-25 08:56.03 ---> using "c6b1b4eb30c4e758626708279bd92149bb330139037926e7dc4ee28427539bea" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "\ \nopam remove -y \"mesh.0.8.7\"\ \nopam install -vy \"mesh.0.8.7\"\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: \"mesh.0.8.7\" | 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 $res\ \n")) [NOTE] mesh.0.8.7 is not installed. Nothing to do. [ERROR] Package conflict! * No agreement on the version of ocaml: - (invariant) -> ocaml-base-compiler >= 5.0.0 -> ocaml = 5.0.0 - mesh = 0.8.7 -> ocaml < 5.0.0 You can temporarily relax the switch invariant with `--update-invariant' * No agreement on the version of ocaml-base-compiler: - (invariant) -> ocaml-base-compiler >= 5.0.0 - mesh = 0.8.7 -> ocaml < 5.0.0 -> ocaml-base-compiler = 3.09.1 * Missing dependency: - mesh = 0.8.7 -> ocaml < 5.0.0 -> ocaml-variants -> ocaml-beta unmet availability conditions: 'enable-ocaml-beta-repository' No solution found, exiting 'opam install -vy mesh.0.8.7' failed. "/bin/bash" "-c" " opam remove -y "mesh.0.8.7" opam install -vy "mesh.0.8.7" res=$? if [ $res = 31 ]; then if opam show -f x-ci-accept-failures: "mesh.0.8.7" | 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