Building on ltsc2025-1
(from ocaml/opam:windows-server-mingw-ltsc2025-opam)
2026-03-09 18:07.41 ---> 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 18:07.41 ---> 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 18:07.41 ---> 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 18:07.41 ---> 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 $(opam env --switch=mingw-5.4)
2026-03-09 18:07.41 ---> using "bde3e22405d3d4b8eb936b6a5924016abe757c72ef4284f806d0ffa633cf6608" from cache
C:/: (run (network host)
(shell "opam update --depexts"))
2026-03-09 18:07.41 ---> using "52107e23401ba5a409505a63e9d96ae2fb84390238c362f7049829fa18c5671f" from cache
C:/: (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache")))
(network host)
(shell "opam remove -y ortools_solvers.9.14.0\
\nopam install -vy ortools_solvers.9.14.0\
\nres=$?\
\nif [ $res = 31 ]; then\
\n if opam show -f x-ci-accept-failures: ortools_solvers.9.14.0 | 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] ortools_solvers.9.14.0 is not installed.
Nothing to do.
The following actions will be performed:
=== install 7 packages
- install csexp 1.5.2 [required by dune-configurator]
- install dune 3.21.1 [required by ortools_solvers]
- install dune-configurator 3.21.1 [required by ortools_solvers]
- install ortools 9.15.0 [required by ortools_solvers]
- install ortools_solvers 9.14.0
- install pbrt 4.0 [required by ortools]
- install stdlib-shims 0.3.0 [required by pbrt]
<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing 1/20: [csexp.1.5.2: extract]
Processing 2/20: [csexp.1.5.2: extract] [dune.3.21.1, dune-configurator.3.21.1: extract]
Processing 3/20: [csexp.1.5.2: extract] [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: http]
-> retrieved csexp.1.5.2 (cached)
Processing 3/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: http]
Processing 4/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: http] [ortools_solvers.9.14.0: http]
Processing 4/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: http] [ortools_solvers.9.14.0: extract]
Processing 4/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: extract] [ortools_solvers.9.14.0: extract]
-> retrieved ortools_solvers.9.14.0 (https://github.com/INRIA/ocaml-ortools/releases/download/9.14.0/ortools-9.14.0.tbz)
Processing 4/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: extract]
Processing 5/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: extract] [pbrt.4.0: http]
Processing 5/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: extract] [pbrt.4.0: extract]
-> retrieved pbrt.4.0 (https://github.com/mransan/ocaml-protoc/releases/download/v4.0/ocaml-protoc-4.0.tbz)
Processing 5/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: extract]
Processing 6/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: extract] [stdlib-shims.0.3.0: extract]
-> retrieved stdlib-shims.0.3.0 (cached)
Processing 6/20: [dune.3.21.1, dune-configurator.3.21.1: extract] [ortools.9.15.0: extract]
-> retrieved dune.3.21.1, dune-configurator.3.21.1 (cached)
Processing 6/20: [ortools.9.15.0: extract]
Processing 7/20: [ortools.9.15.0: extract] [dune: ocaml 15]
-> retrieved ortools.9.15.0 (https://github.com/INRIA/ocaml-ortools/releases/download/9.15.0/ortools-9.15.0.tbz)
Processing 7/20: [dune: ocaml 15]
+ C:\opam\.opam\mingw-5.4\bin\ocaml.exe "boot/bootstrap.ml" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\dune.3.21.1)
- ocamlc -output-complete-exe -intf-suffix .dummy -g -o .duneboot.exe -I boot -I +unix unix.cma boot/types.ml boot/libs.ml boot/duneboot.ml
- .\.duneboot.exe -j 15
Processing 7/20: [dune: ./_boot/dune.exe build]
+ C:\opam\.opam\mingw-5.4\.opam-switch\build\dune.3.21.1\./_boot/dune.exe "build" "dune.install" "--release" "--profile" "dune-bootstrap" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\dune.3.21.1)
-> compiled dune.3.21.1
-> installed dune.3.21.1
Processing 9/20: [csexp: dune build]
Processing 10/20: [csexp: dune build] [stdlib-shims: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "stdlib-shims" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\stdlib-shims.0.3.0)
-> compiled stdlib-shims.0.3.0
Processing 10/20: [csexp: dune build]
-> installed stdlib-shims.0.3.0
Processing 11/20: [csexp: dune build]
Processing 12/20: [csexp: dune build] [pbrt: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "csexp" "-j" "15" "@install" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\csexp.1.5.2)
- (cd _build/default && C:\opam\.opam\mingw-5.4\bin\ocamlc.opt.exe -w -40 -g -bin-annot -bin-annot-occurrences -I src/.csexp.objs/byte -cmi-file src/.csexp.objs/byte/csexp.cmi -no-alias-deps -o src/.csexp.objs/byte/csexp.cmo -c -impl src/csexp.ml)
- File "src/csexp.ml", line 236, characters 7-14:
- 236 | [@@inlined always]
- ^^^^^^^
- Warning 53 [misplaced-attribute]: the inlined attribute cannot appear in this context
- (cd _build/default && C:\opam\.opam\mingw-5.4\bin\ocamlopt.opt.exe -w -40 -g -I src/.csexp.objs/byte -I src/.csexp.objs/native -cmi-file src/.csexp.objs/byte/csexp.cmi -no-alias-deps -o src/.csexp.objs/native/csexp.cmx -c -impl src/csexp.ml)
- File "src/csexp.ml", line 236, characters 7-14:
- 236 | [@@inlined always]
- ^^^^^^^
- Warning 53 [misplaced-attribute]: the inlined attribute cannot appear in this context
-> compiled csexp.1.5.2
Processing 12/20: [pbrt: dune build]
-> installed csexp.1.5.2
Processing 13/20: [pbrt: dune build]
Processing 14/20: [dune-configurator: rm] [pbrt: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "pbrt" "-j" "15" "@install" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\pbrt.4.0)
-> compiled pbrt.4.0
Processing 14/20: [dune-configurator: rm]
-> installed pbrt.4.0
Processing 15/20: [dune-configurator: rm]
Processing 16/20: [dune-configurator: rm] [ortools: dune build]
+ C:\cygwin64\bin\rm.exe "-rf" "vendor/csexp" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\dune-configurator.3.21.1)
+ C:\cygwin64\bin\rm.exe "-rf" "vendor/pp" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\dune-configurator.3.21.1)
Processing 16/20: [dune-configurator: dune build] [ortools: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "ortools" "-j" "15" "@install" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ortools.9.15.0)
-> compiled ortools.9.15.0
Processing 16/20: [dune-configurator: dune build]
-> installed ortools.9.15.0
Processing 17/20: [dune-configurator: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "dune-configurator" "-j" "15" "@install" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\dune-configurator.3.21.1)
-> compiled dune-configurator.3.21.1
-> installed dune-configurator.3.21.1
Processing 19/20: [ortools_solvers: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "ortools_solvers" "-j" "15" "@install" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ortools_solvers.9.14.0)
- (cd _build/default && C:\opam\.opam\mingw-5.4\bin\ocamlopt.opt.exe -w -40 -g -I ortools_solvers/.ortools_solvers.objs/byte -I ortools_solvers/.ortools_solvers.objs/native -I C:\opam\.opam\mingw-5.4\lib\ortools -I C:\opam\.opam\mingw-5.4\lib\pbrt -cmi-file ortools_solvers/.ortools_solvers.objs/byte/ortools_solvers.cmi -no-alias-deps -o ortools_solvers/.ortools_solvers.objs/native/ortools_solvers.cmx -c -impl ortools_solvers/ortools_solvers.ml)
- File "ortools_solvers/ortools_solvers.ml", line 25, characters 6-70:
- 25 | (fun ~parameters_pb ~model_pb -> c_solve model_pb parameters_pb)
- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Error: This function should have type
- ?observer_pb:(string -> unit) ->
- parameters_pb:string -> model_pb:string -> unit -> string
- but its first argument is labeled ~parameters_pb
- instead of ?observer_pb
- (cd _build/default && C:\opam\.opam\mingw-5.4\bin\ocamlc.opt.exe -w -40 -g -bin-annot -bin-annot-occurrences -I ortools_solvers/.ortools_solvers.objs/byte -I C:\opam\.opam\mingw-5.4\lib\ortools -I C:\opam\.opam\mingw-5.4\lib\pbrt -cmi-file ortools_solvers/.ortools_solvers.objs/byte/ortools_solvers.cmi -no-alias-deps -o ortools_solvers/.ortools_solvers.objs/byte/ortools_solvers.cmo -c -impl ortools_solvers/ortools_solvers.ml)
- File "ortools_solvers/ortools_solvers.ml", line 25, characters 6-70:
- 25 | (fun ~parameters_pb ~model_pb -> c_solve model_pb parameters_pb)
- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Error: This function should have type
- ?observer_pb:(string -> unit) ->
- parameters_pb:string -> model_pb:string -> unit -> string
- but its first argument is labeled ~parameters_pb
- instead of ?observer_pb
- File "ortools_solvers/dune", lines 1-11, characters 0-281:
- 1 | (library
- 2 | (name ortools_solvers)
- 3 | (public_name ortools_solvers)
- 4 | (synopsis "Call Google OR-Tools solvers")
- 5 | (modules ortools_solvers)
- 6 | (foreign_stubs
- 7 | (language c)
- 8 | (names ocaml_ortools_solvers))
- 9 | (c_library_flags (:include discover/flags.sexp))
- 10 | (libraries ortools)
- 11 | )
- (cd _build/default && C:\opam\.opam\mingw-5.4\bin\ocamlmklib.exe -g -o ortools_solvers/ortools_solvers_stubs ortools_solvers/ocaml_ortools_solvers.o -ldopt -lortools)
- ** Fatal error: Cannot find file "-lortools"
[ERROR] The compilation of ortools_solvers.9.14.0 failed at "dune build -p ortools_solvers -j 15 @install".
#=== ERROR while compiling ortools_solvers.9.14.0 =============================#
# 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\ortools_solvers.9.14.0
# command C:\opam\.opam\mingw-5.4\bin\dune.exe build -p ortools_solvers -j 15 @install
# exit-code 1
# env-file C:\opam\.opam\log\ortools_solvers-15880-eea537.env
# output-file C:\opam\.opam\log\ortools_solvers-15880-eea537.out
### output ###
# File "ortools_solvers/dune", lines 1-11, characters 0-281:
# [...]
# 3 | (public_name ortools_solvers)
# 4 | (synopsis "Call Google OR-Tools solvers")
# 5 | (modules ortools_solvers)
# 6 | (foreign_stubs
# 7 | (language c)
# 8 | (names ocaml_ortools_solvers))
# 9 | (c_library_flags (:include discover/flags.sexp))
# 10 | (libraries ortools)
# 11 | )
# (cd _build/default && C:\opam\.opam\mingw-5.4\bin\ocamlmklib.exe -g -o ortools_solvers/ortools_solvers_stubs ortools_solvers/ocaml_ortools_solvers.o -ldopt -lortools)
# ** Fatal error: Cannot find file "-lortools"
<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build ortools_solvers 9.14.0
+-
+- The following changes have been performed
| - install csexp 1.5.2
| - install dune 3.21.1
| - install dune-configurator 3.21.1
| - install ortools 9.15.0
| - install pbrt 4.0
| - install stdlib-shims 0.3.0
+-
<><> ortools_solvers.9.14.0 troubleshooting <><><><><><><><><><><><><><><><><><>
=> Failed to install ortools_solvers.
Ensure the Google OR-Tools runtime is available on LIBRARY_PATH (to build)
and LD_LIBRARY_PATH (to use). See https://github.com/inria/ocaml-ortools.
# To update the current shell environment, run: eval $(opam env)
The former state can be restored with:
C:\cygwin64\usr\local\bin\opam.exe switch import "C:\\opam\\.opam\\mingw-5.4\\.opam-switch\\backup\\state-20260309180813.export"
'C:\cygwin64\usr\local\bin\opam.exe install -vy ortools_solvers.9.14.0' failed.
"C:\cygwin64\bin\bash.exe" "-lc" "opam remove -y ortools_solvers.9.14.0
opam install -vy ortools_solvers.9.14.0
res=$?
if [ $res = 31 ]; then
if opam show -f x-ci-accept-failures: ortools_solvers.9.14.0 | 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
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