Building on laodoke.ocamllabs.io (from ocaml/opam:debian-unstable@sha256:ecfeea51a8151a94850ab8f8a5cf42d89238a992d746070684aa038540bf4d02) 2022-05-30 01:00.55 ---> using "470a4ec6191ce5b29ab8f829e9f65e060138b47911c121ad15640bf03792289e" 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")) 2022-05-30 01:00.55 ---> using "7d33f374c52f29410050d81cf1074485a1754fb678c631be587a50657e84327a" 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 40f3586d6235b95c53ec3719ec6e95627b267598")) 2022-05-30 01:00.55 ---> using "e33a044ce2eb47afe61fb7dd84a6bfe3fa79161accda7ec0865264012c47760c" 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. 2022-05-30 01:00.55 ---> using "c26bb5627e7479eb41d89d97377d7acba4247f55847871ee2cea94e108e928c3" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '4.07' '4.07.1'")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "4.07.1"} | "ocaml-system" {= "4.07.1"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> retrieved ocaml-base-compiler.4.07.1 (cached) -> installed ocaml-base-compiler.4.07.1 -> installed ocaml-config.1 -> installed ocaml.4.07.1 Done. # Run eval $(opam env --switch=4.07) to update the current shell environment 2022-05-30 01:00.55 ---> using "7bbc3ef037798b2c39ecadf8ab123935aee9c85061d7da5d99aafa411d3e96b7" 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-2022-05-27-2017.43-F-2022-05-17-0803.30.pdiff [534 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2022-05-27-2017.43-F-2022-05-17-0803.30.pdiff [534 kB] - Fetched 763 kB in 2s (311 kB/s) - Reading package lists... - 2022-05-30 01:00.55 ---> using "c82dfde966e81bec54ad18d5744d9d17bac2a7c69c934d67859710a610bac6cd" 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 $(opam env) to update the current shell environment 2022-05-30 01:00.55 ---> using "286d094b22ce0e56982481d1d0720e0b35e7e9b8edaf23fc616340eb8538d42d" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "\ \nopam remove -y \"bechamel-notty.0.2.0\"\ \nopam install -vy \"bechamel-notty.0.2.0\"\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: \"bechamel-notty.0.2.0\" | 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 $res\ \n")) [NOTE] bechamel-notty.0.2.0 is not installed. Nothing to do. [ERROR] Package conflict! * No agreement on the version of ocaml: - (invariant) -> ocaml-base-compiler = 4.07.1 -> ocaml = 4.07.1 - bechamel-notty >= 0.2.0 -> ocaml >= 4.08.0 You can temporarily relax the switch invariant with `--update-invariant' No solution found, exiting 'opam install -vy bechamel-notty.0.2.0' failed. "/bin/bash" "-c" " opam remove -y "bechamel-notty.0.2.0" opam install -vy "bechamel-notty.0.2.0" res=$? if [ $res = 31 ]; then if opam show -f x-ci-accept-failures: "bechamel-notty.0.2.0" | 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