Building on x86-bm-13.ocamllabs.io (from ocaml/opam:debian-unstable) Unable to find image 'ocaml/opam:debian-unstable' locally debian-unstable: Pulling from ocaml/opam 76d3fc461301: Already exists 4ef6d20bd5d7: Pulling fs layer f5ab1124984a: Pulling fs layer f5ab1124984a: Verifying Checksum f5ab1124984a: Download complete 4ef6d20bd5d7: Verifying Checksum 4ef6d20bd5d7: Download complete 4ef6d20bd5d7: Pull complete f5ab1124984a: Pull complete Digest: sha256:8e32e0d09a8f957267511ce7ffcb86567614efb6d6bb72b6aea9be9dac1bf3e7 Status: Downloaded newer image for ocaml/opam:debian-unstable 2021-09-09 15:05.58 ---> 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-2.1 /usr/bin/opam")) 2021-09-09 15:05.58 ---> using "4d29eb3e0b7cd69a97ed90837671d5ca38aa41e2fb94346298af500378eca6fa" from cache /: (run (network host) (shell "rm -rf ~/opam-repository && git clone -q 'git://github.com/ocaml/opam-repository.git' ~/opam-repository && git -C ~/opam-repository checkout -q de818e3f460f5fd30db492fc65de68d0957dfdd1")) 2021-09-09 15:05.58 ---> using "d6f550e5d933a0f8b4b0bd7d2012ca56ef3babd585ee4552ee8bdd30ea09aec9" 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: [NOTE] Make sure that ~/.profile is well sourced in your ~/.bashrc. ~/.profile is already up-to-date. 2021-09-09 15:05.58 ---> using "7abed53c875ffe0dd4c391b1981d548ab425fccfbb415780eded7c06104720f5" from cache /: (run (network host) (shell "git clone -q 'git://github.com/ocaml/ocaml-beta-repository.git' ~/'beta' && git -C ~/'beta' checkout -q 79aeeadd813bdae424ab53f882f08bee0a4e0b89")) 2021-09-09 15:05.58 ---> using "ec7e0f08ffddcfc96bf5c7aecd779e95d02b3ee5334d97cf17e7547af4ce8a10" from cache /: (run (shell "opam repository add --dont-select 'beta' ~/'beta'")) [beta] Initialised 2021-09-09 15:05.58 ---> using "a777b71092a7865464433f993f842c09a20f7bf6da1cab124c6b3ba6af8264fb" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=beta,default 4.12.0")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "4.12.0"} | "ocaml-system" {= "4.12.0"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> installed ocaml-options-vanilla.1 -> retrieved ocaml-base-compiler.4.12.0 (cached) -> installed ocaml-base-compiler.4.12.0 -> installed ocaml-config.2 -> installed ocaml.4.12.0 Done. # Run eval $(opam env --switch=4.12.0) to update the current shell environment 2021-09-09 15:05.58 ---> using "b6e798ed5c79092e1dd17c234762b9c1379b8415179dafa0ae9e1495261c8b08" from cache /: (run (network host) (shell "opam update --depexts")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian unstable InRelease [165 kB] - Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB] - Ign:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages [8773 kB] - Fetched 9002 kB in 2s (5120 kB/s) - Reading package lists... - 2021-09-09 15:05.58 ---> using "b3ab08cd122a1182547319e90b685ff95e22c7df2d44dce001f5a5886c54392d" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "\ \nopam remove -y \"base-bigarray.base\"\ \nopam install -vy \"base-bigarray.base\"\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: \"base-bigarray.base\" | 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")) * Incompatible packages: - (invariant) -> ocaml-base-compiler = 4.12.0 - (request) You can temporarily relax the switch invariant with `--update-invariant' No solution found, exiting [NOTE] Package base-bigarray is already installed (current version is base). 2021-09-09 15:06.25 ---> saved as "3a2c1e4221ac863da60afc523a47047f577559d424b38dddf4eb3ee9a1766a5b" Job succeeded