Building on thyme (from windows-server-2022-amd64-ocaml-5.3) 2025-09-01 07:33.40 ---> using "1d6ffeb5a52124df73b2e951323e99615c52ca4f9bdf0f65039be6146fabdaab" from cache /: (user (uid 1000) (gid 1000)) /: (env OPAMPRECISETRACKING 1) /: (env OPAMUTF8 never) /: (env OPAMEXTERNALSOLVER builtin-0install) /: (env OPAMCRITERIA +removed) /: (env CI true) /: (env OPAM_HEALTH_CHECK_CI true) /: (run (shell "ln -f /usr/bin/opam-dev.exe /usr/bin/opam.exe")) 2025-09-01 07:33.40 ---> using "75bf3fbea1cbc65a9803f40104651d67c546cddf5606f6a4af6db8fca92eb5c0" 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 54c6c3f709e6f9ad6bd4531273c0d377da0a234e")) 2025-09-01 07:33.40 ---> using "1337ccfb34f9d80e5b549639054e7d0d9d17e2a3fad3ed1e5cf5cfc86dcc25cd" from cache /: (run (shell "rm -rf ~/.opam && opam init -ya --bare ~/opam-repository")) User configuration: Updating ~\.bash_profile. [NOTE] Make sure that ~\.bash_profile is well sourced in your ~/.bashrc. Added 9 lines after line 1 in ~\.bash_profile. 2025-09-01 07:33.40 ---> using "2479f345fdc54436cfe11064be084ee02b6709ef50fbe1d263eb66a9ab371b48" from cache /: (run (cache (opam-archives (target "c:\\Users\\opam\\AppData\\Local\\opam\\download-cache"))) (network host) (shell "opam switch create --repositories=default '4.14' '4.14.2'")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "4.14.2"} | "ocaml-system" {= "4.14.2"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed arch-x86_64.1 -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> installed host-arch-x86_64.1 -> installed host-system-mingw.1 -> retrieved flexdll.0.44 (cached) -> retrieved ocaml-config.3 (cached) -> installed flexdll.0.44 -> installed ocaml-options-vanilla.1 -> retrieved mingw-w64-shims.0.2.0 (cached) -> installed conf-mingw-w64-gcc-x86_64.1 -> installed ocaml-env-mingw64.1 -> installed system-mingw.1 -> retrieved ocaml-base-compiler.4.14.2 (cached) -> installed mingw-w64-shims.0.2.0 -> installed ocaml-base-compiler.4.14.2 -> installed ocaml-config.3 -> installed ocaml.4.14.2 Done. # To update the current shell environment, run: eval $(opam env --switch=4.14) 2025-09-01 07:33.40 ---> using "17308b30be85ffcc0ca4e526e62499ed9701d6d1d68627e2cf70fdf64abb6f9b" from cache /: (run (network host) (shell "opam update --depexts")) 2025-09-01 07:33.40 ---> using "04ceeff234f55f5a808025d162231a637cb95fcd5691ee8ac8a08f901c45aa6c" from cache /: (run (cache (opam-archives (target "c:\\Users\\opam\\AppData\\Local\\opam\\download-cache"))) (network host) (shell "opam remove -y stringx.0.3.0\ \nopam install -vy stringx.0.3.0\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: stringx.0.3.0 | grep -q 'windows-server-2022-amd64-ocaml-5.3'; 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 $res")) Nothing to do. [NOTE] stringx.0.3.0 is not installed. [ERROR] Package conflict! No solution found, exiting * No agreement on the version of ocaml: - (invariant) -> ocaml-base-compiler = 4.14.2 -> ocaml = 4.14.2 - stringx >= 0.3.0 -> ocaml >= 5.0 You can temporarily relax the switch invariant with `--update-invariant' 'C:\cygwin64\bin\opam.exe install -vy stringx.0.3.0' failed. "opam remove -y stringx.0.3.0 opam install -vy stringx.0.3.0 res=$? if [ $res = 31 ]; then if opam show -f x-ci-accept-failures: stringx.0.3.0 | grep -q 'windows-server-2022-amd64-ocaml-5.3'; 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