Building on spring (from freebsd) 2024-03-15 17:29.02 ---> using "77d5fe31836124b4684d554707425c4fde23f9ef3df0a804431a47419573778d" 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/local/bin/opam-dev /usr/local/bin/opam")) 2024-03-15 17:29.02 ---> using "a2b22593046b56fadc85e22b0da7b84e903c1f5aa4d42a7c481121ceec28b31f" 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 69e073a5770015f83cc5c6ceebdbc642aef4719e")) 2024-03-15 17:29.02 ---> using "94d2e9e25f849cac4936dbd6e87c669a32a891397f73e83a7dde4d1ffaf5e9e2" from cache /: (run (shell "rm -rf ~/.opam && opam init -ya --bare ~/opam-repository")) No configuration file found, using 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. 2024-03-15 17:29.02 ---> using "cdeef0686ec54cf71f8e4af5f8ed35f1219edcc3102e41c8ba0be1fd484c07f9" from cache /: (run (cache (opam-archives (target /usr/home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '5.1.0' 'ocaml-base-compiler.5.1.0'")) Uncaught exception: Unix.Unix_error(Unix.ENOENT, "mkdir", "/obuilder/result/c4825c7b21dc3e8375134e6663100321b6fef134944d63e8acdbc8021a082031/rootfs/usr/home/opam/.opam/download-cache") Failed: Internal error