Building on x86-bm-6.ocamllabs.io (from ocaml/opam:debian-unstable@sha256:286b1a07f166d69599599e77d36ff670e397cb189a08f108911b5151b4668ce1) 2022-06-02 21:37.43 ---> using "47ed2e5e0feee1987ba23dd55270cc6ad201fc29c17004e34e901e030428f794" 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")) 2022-06-02 21:37.43 ---> using "4a75653e8e13af1975fafc6190bea646f6c5227de6a31d9a10c263381aa24cc1" 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 acdf0fda43c6ad752dca7fbab614d7a45df50538")) 2022-06-02 21:37.43 ---> using "e017e24311b2d1facae68aa054d4808ac0fd85da474fe18b5feb752a484a7401" 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. 2022-06-02 21:37.43 ---> using "fe4ab29b581b2ba4fc496c6fcd5cd0653b4902fb6da880b540dae71463661523" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '4.03' '4.03.0'")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "4.03.0"} | "ocaml-system" {= "4.03.0"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> retrieved ocaml-base-compiler.4.03.0 (cached) -> installed ocaml-base-compiler.4.03.0 -> installed ocaml-config.1 -> installed ocaml.4.03.0 Done. # Run eval $(opam env --switch=4.03) to update the current shell environment 2022-06-02 21:37.43 ---> using "57824e9447f3a456004efb33012d21a4c33808ce7d307b2071f7841ebd96b705" from cache /: (run (network host) (shell "opam update --depexts")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian unstable InRelease [165 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-2022-06-02-2003.50-F-2022-06-01-1416.25.pdiff [73.9 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2022-06-02-2003.50-F-2022-06-01-1416.25.pdiff [73.9 kB] - Fetched 303 kB in 2s (173 kB/s) - Reading package lists... 2022-06-02 21:37.43 ---> using "429001158965050688a30dfbd19845cce7c3021974dab2891fb695b9ba8edfc8" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install -y ocaml-secondary-compiler")) The following actions will be performed: === install 1 package - install ocaml-secondary-compiler 4.08.1-1 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved ocaml-secondary-compiler.4.08.1-1 (cached) -> installed ocaml-secondary-compiler.4.08.1-1 Done. # Run eval $(opam env) to update the current shell environment 2022-06-02 21:37.43 ---> using "87c553ec27fb8a5e4d93e6236fd4854db27b78e283aa6b6f380dc1a0cca2764d" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "\ \nopam remove -y \"anders.1.1.1\"\ \nopam install -vy \"anders.1.1.1\"\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: \"anders.1.1.1\" | 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 $res\ \n")) [NOTE] anders.1.1.1 is not installed. Nothing to do. [ERROR] Package conflict! * No agreement on the version of ocaml: - (invariant) -> ocaml-base-compiler = 4.03.0 -> ocaml = 4.03.0 - anders >= 1.1.1 -> ocaml >= 4.10 You can temporarily relax the switch invariant with `--update-invariant' No solution found, exiting 'opam install -vy anders.1.1.1' failed. "/bin/bash" "-c" " opam remove -y "anders.1.1.1" opam install -vy "anders.1.1.1" res=$? if [ $res = 31 ]; then if opam show -f x-ci-accept-failures: "anders.1.1.1" | 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