Building on x86-bm-9.ocamllabs.io (from ocaml/opam:debian-unstable@sha256:3c6053e1ff41a0773832cbf945e4f068e4e3ef832ab704d43d822ae40f0cfb55) Unable to find image 'ocaml/opam:debian-unstable@sha256:3c6053e1ff41a0773832cbf945e4f068e4e3ef832ab704d43d822ae40f0cfb55' locally docker.io/ocaml/opam@sha256:3c6053e1ff41a0773832cbf945e4f068e4e3ef832ab704d43d822ae40f0cfb55: Pulling from ocaml/opam efa9f7f1546f: Pulling fs layer efa9f7f1546f: Verifying Checksum efa9f7f1546f: Download complete efa9f7f1546f: Pull complete Digest: sha256:3c6053e1ff41a0773832cbf945e4f068e4e3ef832ab704d43d822ae40f0cfb55 Status: Downloaded newer image for ocaml/opam@sha256:3c6053e1ff41a0773832cbf945e4f068e4e3ef832ab704d43d822ae40f0cfb55 2022-08-11 23:32.57 ---> using "6347096d99ad883c63df360476202f6c10a9b84f0c879a3dccb844b30d60fe11" 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")) 2022-08-11 23:32.57 ---> using "c6ee73a09a36014a133f67b1c792ebfc98d592f9ac4b0c06ef235f337338446b" 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 3927b22abaf68fd9cf6a7363519eb86f7c8f7040")) 2022-08-11 23:32.57 ---> using "25caf0f628f396b1d7cfc476619d619474ad6a17a63f10edb79d834925eb4cb4" 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. 2022-08-11 23:32.57 ---> using "858e8363bc2636890ce2bc35e668dd525710ddbde5603aef4d2eba13d90750c1" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '4.13' '4.13.1'")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "4.13.1"} | "ocaml-system" {= "4.13.1"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> installed ocaml-options-vanilla.1 -> retrieved ocaml-base-compiler.4.13.1 (https://github.com/ocaml/ocaml/archive/4.13.1.tar.gz) -> installed ocaml-base-compiler.4.13.1 -> installed ocaml-config.2 -> installed ocaml.4.13.1 Done. # Run eval $(opam env --switch=4.13) to update the current shell environment 2022-08-11 23:32.57 ---> using "62e636655f6e11f530c0f3921a8a9c2d9fbda4b1d53e825ed5e402683c8e1ada" from cache /: (run (network host) (shell "opam update --depexts")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian unstable InRelease [192 kB] - Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2022-08-11-2027.25-F-2022-08-08-1407.15.pdiff [218 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2022-08-11-2027.25-F-2022-08-08-1407.15.pdiff [218 kB] - Fetched 473 kB in 3s (168 kB/s) - Reading package lists... - 2022-08-11 23:32.57 ---> using "cdd04cc982c65d51b6cee149fb050d0405b88baacee6016a987d502545daf3d9" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "\ \nopam remove -y \"base-unix.base\"\ \nopam install -vy \"base-unix.base\"\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: \"base-unix.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 = 4.13.1 -> base-unix - (request) You can temporarily relax the switch invariant with `--update-invariant' No solution found, exiting [NOTE] Package base-unix is already installed (current version is base). 2022-08-11 23:33.14 ---> saved as "835a7eab430195363b0a90d8a5b6235e445f96e5179e7a46adbf16c98469f003" Job succeeded