Building on ltsc2025-3
(from ocaml/opam:windows-server-mingw-ltsc2025-opam)
2026-03-09 07:21.12 ---> using "63e5ddb9687855d0a0c4c5e0088f813758807605401f3a88b07751088826ddff" from cache
C:/: (user (uid 1000) (gid 1000))
C:/: (env OPAMPRECISETRACKING 1)
C:/: (env OPAMUTF8 never)
C:/: (env OPAMEXTERNALSOLVER builtin-0install)
C:/: (env OPAMCRITERIA +removed)
C:/: (env CI true)
C:/: (env OPAM_HEALTH_CHECK_CI true)
C:/: (run (shell "ln -f /usr/local/bin/opam-dev.exe /usr/local/bin/opam.exe"))
2026-03-09 07:21.12 ---> using "eb751f1617949fccf400da87a349c508e73323f3f0e3482f2cce8c46fbcb6c21" from cache
C:/: (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 31db989bcaf14647d9889b8903120d6202ac37a8"))
2026-03-09 07:21.12 ---> using "ef58fca6f6db70f2bdfd85579892df7c50e047d2e179a3be59dcaa5c5a2d773c" from cache
C:/: (run (shell "rm -rf ~/.opam && opam init -ya --bare ~/opam-repository"))
User configuration:
Updating ~\.bashrc.
[NOTE] Make sure that ~/.bashrc is well sourced in your ~\.bash_profile.
Added 9 lines after line 1 in ~\.bashrc.
2026-03-09 07:21.12 ---> using "c700dfaf6f2da6800841bb961abfee8cd8858dee38ab51c0793b149f1795270d" from cache
C:/: (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache")))
(network host)
(shell "opam switch create --repositories=default 'mingw-5.4' '5.4.0'"))
<><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
Switch invariant: ["ocaml-base-compiler" {= "5.4.0"}]
<><> 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 mingw-w64-shims.0.2.0 (cached)
-> retrieved flexdll.0.44 (https://github.com/ocaml/flexdll/archive/refs/tags/0.44.tar.gz)
-> installed flexdll.0.44
-> installed ocaml-options-vanilla.1
-> installed conf-mingw-w64-gcc-x86_64.1
-> installed ocaml-env-mingw64.1
-> installed system-mingw.1
-> retrieved ocaml-config.3 (2 extra sources)
-> retrieved ocaml-config.3 (2 extra sources)
-> installed mingw-w64-shims.0.2.0
-> retrieved ocaml-compiler.5.4.0 (https://github.com/ocaml/ocaml/releases/download/5.4.0/ocaml-5.4.0.tar.gz)
-> installed ocaml-compiler.5.4.0
-> installed ocaml-base-compiler.5.4.0
-> installed ocaml-config.3
-> installed ocaml.5.4.0
-> installed base-domains.base
-> installed base-effects.base
-> installed base-nnp.base
Done.
# To update the current shell environment, run: eval $(opam env --switch=mingw-5.4)
2026-03-09 07:21.12 ---> using "bde3e22405d3d4b8eb936b6a5924016abe757c72ef4284f806d0ffa633cf6608" from cache
C:/: (run (network host)
(shell "opam update --depexts"))
2026-03-09 07:21.12 ---> using "52107e23401ba5a409505a63e9d96ae2fb84390238c362f7049829fa18c5671f" from cache
C:/: (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache")))
(network host)
(shell "opam remove -y ocamlwc.0.3\
\nopam install -vy ocamlwc.0.3\
\nres=$?\
\nif [ $res = 31 ]; then\
\n if opam show -f x-ci-accept-failures: ocamlwc.0.3 | grep -q 'ocaml/opam:windows-server-mingw-ltsc2025-opam'; 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"))
[NOTE] ocamlwc.0.3 is not installed.
Nothing to do.
The following actions will be performed:
=== install 1 package
- install ocamlwc 0.3
<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing 1/3: [ocamlwc.0.3: http]
Processing 1/3: [ocamlwc.0.3: extract]
-> retrieved ocamlwc.0.3 (https://github.com/backtracking/ocamlwc/releases/download/V-0-3/ocamlwc-0.3.tar.gz)
Processing 2/3: [ocamlwc: ./configure]
+ C:\opam\.opam\mingw-5.4\.opam-switch\build\ocamlwc.0.3\./configure "--prefix=C:\\opam\\.opam\\mingw-5.4" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ocamlwc.0.3)
- creating cache ./config.cache
- checking for ocamlc... ocamlc
- ocaml version is 5.4.0
- ocaml library path is C:/opam/.opam/mingw-5.4/lib/ocaml
- checking for ocamlopt... ocamlopt
- checking ocamlopt version... ok
- checking for ocamlc.opt... ocamlc.opt
- checking ocamlc.opt version... ok
- checking for ocamlopt.opt... ocamlopt.opt
- checking ocamlc.opt version... ok
- checking for ocamldep... ocamldep
- checking for ocamllex... ocamllex
- checking for ocamlyacc... ocamlyacc
- updating cache ./config.cache
- creating ./config.status
- creating Makefile
- sed: can't read C: No such file or directory
- sed: can't read C:opam.opammingw-5.4.opam-switchbuildocamlwc.0.3./opam.opammingw-5.4.opam-switchbuildocamlwc.0.3./Makefile.in: No such file or directory
Processing 2/3: [ocamlwc: make]
+ C:\cygwin64\bin\make.exe (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ocamlwc.0.3)
- make: *** No targets. Stop.
[ERROR] The compilation of ocamlwc.0.3 failed at "make".
#=== ERROR while compiling ocamlwc.0.3 ========================================#
# context 2.5.0 | win32/x86_64 | ocaml-base-compiler.5.4.0 | git+file://C:/cygwin64/home/opam/opam-repository
# path C:\opam\.opam\mingw-5.4\.opam-switch\build\ocamlwc.0.3
# command C:\cygwin64\bin\make.exe
# exit-code 2
# env-file C:\opam\.opam\log\ocamlwc-7496-224b13.env
# output-file C:\opam\.opam\log\ocamlwc-7496-224b13.out
### output ###
# make: *** No targets. Stop.
<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build ocamlwc 0.3
+-
- No changes have been performed
# To update the current shell environment, run: eval $(opam env)
'C:\cygwin64\usr\local\bin\opam.exe install -vy ocamlwc.0.3' failed.
"C:\cygwin64\bin\bash.exe" "-lc" "opam remove -y ocamlwc.0.3
opam install -vy ocamlwc.0.3
res=$?
if [ $res = 31 ]; then
if opam show -f x-ci-accept-failures: ocamlwc.0.3 | grep -q 'ocaml/opam:windows-server-mingw-ltsc2025-opam'; 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 31
Failed: Build failed