Building on ltsc2025-3
(from ocaml/opam:windows-server-mingw-ltsc2025-opam)
2026-03-29 07:50.51 ---> 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"))
2026-03-29 07:50.51 ---> 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 65664dc5b276cda6cf6908fce5d2f7df2d434246"))
2026-03-29 07:50.51 ---> using "a1e705b8eccfc593b4fbc230ee7712cb183e42874d3459594f007e83ba548a84" 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.
2026-03-29 07:50.51 ---> using "94b92ded6f6a914e0c8cf60eb04427886c3a380cc0b69761979305cc893fbb67" 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 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
-> installed mingw-w64-shims.0.2.0
-> retrieved ocaml-compiler.5.4.0 (cached)
-> 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 $(opam env --switch=mingw-5.4)
2026-03-29 07:50.51 ---> using "fef9a386bcc007a13a835243258296c6fba53ee56a7f3e7d366a20891bb1dbf6" from cache
C:/: (run (network host)
(shell "opam update --depexts"))
2026-03-29 07:50.51 ---> using "c1b87f3ba265cc602c17b1d72cdbd101c4febb3b928180288e5808ce3e9dbec0" from cache
C:/: (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache")))
(network host)
(shell "opam remove -y float_option.0.0.3\
\nopam install -vy float_option.0.0.3\
\nres=$?\
\nif [ $res = 31 ]; then\
\n if opam show -f x-ci-accept-failures: float_option.0.0.3 | 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] float_option.0.0.3 is not installed.
Nothing to do.
The following actions will be performed:
=== install 14 packages
- install base v0.17.3 [required by ppx_optional, ppx_sexp_conv]
- install csexp 1.5.2 [required by dune-configurator]
- install dune 3.21.1 [required by float_option]
- install dune-configurator 3.21.1 [required by base]
- install float_option 0.0.3
- install ocaml-compiler-libs v0.17.0 [required by ppxlib]
- install ocaml_intrinsics_kernel v0.17.1 [required by base]
- install ppx_derivers 1.2.1 [required by ppxlib]
- install ppx_optional v0.17.0 [required by float_option]
- install ppx_sexp_conv v0.17.1 [required by float_option]
- install ppxlib 0.37.0 [required by ppx_optional, ppx_sexp_conv]
- install ppxlib_jane v0.17.4 [required by ppx_optional, ppx_sexp_conv]
- install sexplib0 v0.17.0 [required by ppx_sexp_conv]
- install stdlib-shims 0.3.0 [required by ppxlib]
<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing 1/41: [base.v0.17.3: extract]
Processing 2/41: [base.v0.17.3: extract] [csexp.1.5.2: extract]
Processing 3/41: [base.v0.17.3: extract] [csexp.1.5.2: extract] [dune.3.21.1, dune-configurator.3.21.1: extract]
-> retrieved csexp.1.5.2 (cached)
Processing 3/41: [base.v0.17.3: extract] [dune.3.21.1, dune-configurator.3.21.1: extract]
Processing 4/41: [base.v0.17.3: extract] [dune.3.21.1, dune-configurator.3.21.1: extract] [float_option.0.0.3: http]
-> retrieved base.v0.17.3 (cached)
Processing 4/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [float_option.0.0.3: http]
Processing 5/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [float_option.0.0.3: http] [ocaml-compiler-libs.v0.17.0: extract]
Processing 5/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [float_option.0.0.3: extract] [ocaml-compiler-libs.v0.17.0: extract]
-> retrieved ocaml-compiler-libs.v0.17.0 (cached)
Processing 5/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [float_option.0.0.3: extract]
Processing 6/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [float_option.0.0.3: extract] [ocaml_intrinsics_kernel.v0.17.1: extract]
-> retrieved float_option.0.0.3 (https://github.com/engineeredabstraction/float_option/releases/download/0.0.3/float_option-0.0.3.tbz)
Processing 6/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ocaml_intrinsics_kernel.v0.17.1: extract]
Processing 7/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ocaml_intrinsics_kernel.v0.17.1: extract] [ppx_derivers.1.2.1: extract]
-> retrieved ocaml_intrinsics_kernel.v0.17.1 (cached)
Processing 7/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppx_derivers.1.2.1: extract]
Processing 8/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppx_derivers.1.2.1: extract] [ppx_optional.v0.17.0: extract]
-> retrieved ppx_derivers.1.2.1 (cached)
Processing 8/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppx_optional.v0.17.0: extract]
Processing 9/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppx_optional.v0.17.0: extract] [ppx_sexp_conv.v0.17.1: extract]
-> retrieved ppx_optional.v0.17.0 (cached)
Processing 9/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppx_sexp_conv.v0.17.1: extract]
Processing 10/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppx_sexp_conv.v0.17.1: extract] [ppxlib.0.37.0: extract]
-> retrieved ppx_sexp_conv.v0.17.1 (cached)
Processing 10/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppxlib.0.37.0: extract]
Processing 11/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppxlib.0.37.0: extract] [ppxlib_jane.v0.17.4: extract]
-> retrieved ppxlib_jane.v0.17.4 (cached)
Processing 11/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppxlib.0.37.0: extract]
Processing 12/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppxlib.0.37.0: extract] [sexplib0.v0.17.0: extract]
-> retrieved sexplib0.v0.17.0 (cached)
Processing 12/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppxlib.0.37.0: extract]
Processing 13/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [ppxlib.0.37.0: extract] [stdlib-shims.0.3.0: extract]
-> retrieved ppxlib.0.37.0 (cached)
Processing 13/41: [dune.3.21.1, dune-configurator.3.21.1: extract] [stdlib-shims.0.3.0: extract]
-> retrieved stdlib-shims.0.3.0 (cached)
Processing 13/41: [dune.3.21.1, dune-configurator.3.21.1: extract]
-> retrieved dune.3.21.1, dune-configurator.3.21.1 (cached)
Processing 14/41: [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 14/41: [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 16/41: [csexp: dune build]
Processing 17/41: [csexp: dune build] [ocaml-compiler-libs: dune build]
Processing 18/41: [csexp: dune build] [ocaml-compiler-libs: dune build] [ocaml_intrinsics_kernel: dune build]
Processing 19/41: [csexp: dune build] [ocaml-compiler-libs: dune build] [ocaml_intrinsics_kernel: dune build] [ppx_derivers: dune build]
Processing 20/41: [csexp: dune build] [ocaml-compiler-libs: dune build] [ocaml_intrinsics_kernel: dune build] [ppx_derivers: dune build] [sexplib0: dune build]
Processing 21/41: [csexp: dune build] [ocaml-compiler-libs: dune build] [ocaml_intrinsics_kernel: dune build] [ppx_derivers: dune build] [sexplib0: dune build] [stdlib-shims: 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 21/41: [ocaml-compiler-libs: dune build] [ocaml_intrinsics_kernel: dune build] [ppx_derivers: dune build] [sexplib0: dune build] [stdlib-shims: dune build]
-> installed csexp.1.5.2
Processing 22/41: [ocaml-compiler-libs: dune build] [ocaml_intrinsics_kernel: dune build] [ppx_derivers: dune build] [sexplib0: dune build] [stdlib-shims: dune build]
Processing 23/41: [dune-configurator: rm] [ocaml-compiler-libs: dune build] [ocaml_intrinsics_kernel: dune build] [ppx_derivers: dune build] [sexplib0: dune build] [stdlib-shims: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "ocaml-compiler-libs" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ocaml-compiler-libs.v0.17.0)
-> compiled ocaml-compiler-libs.v0.17.0
Processing 23/41: [dune-configurator: rm] [ocaml_intrinsics_kernel: dune build] [ppx_derivers: dune build] [sexplib0: dune build] [stdlib-shims: dune build]
-> installed ocaml-compiler-libs.v0.17.0
Processing 24/41: [dune-configurator: rm] [ocaml_intrinsics_kernel: dune build] [ppx_derivers: dune build] [sexplib0: dune build] [stdlib-shims: 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:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "ocaml_intrinsics_kernel" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ocaml_intrinsics_kernel.v0.17.1)
-> compiled ocaml_intrinsics_kernel.v0.17.1
Processing 24/41: [dune-configurator: rm] [ppx_derivers: dune build] [sexplib0: dune build] [stdlib-shims: dune build]
-> installed ocaml_intrinsics_kernel.v0.17.1
Processing 25/41: [dune-configurator: rm] [ppx_derivers: dune build] [sexplib0: dune build] [stdlib-shims: dune build]
+ C:\cygwin64\bin\rm.exe "-rf" "vendor/pp" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\dune-configurator.3.21.1)
Processing 25/41: [dune-configurator: dune build] [ppx_derivers: dune build] [sexplib0: dune build] [stdlib-shims: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "ppx_derivers" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ppx_derivers.1.2.1)
-> compiled ppx_derivers.1.2.1
Processing 25/41: [dune-configurator: dune build] [sexplib0: dune build] [stdlib-shims: dune build]
-> installed ppx_derivers.1.2.1
Processing 26/41: [dune-configurator: dune build] [sexplib0: dune build] [stdlib-shims: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "sexplib0" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\sexplib0.v0.17.0)
-> compiled sexplib0.v0.17.0
Processing 26/41: [dune-configurator: dune build] [stdlib-shims: dune build]
-> installed sexplib0.v0.17.0
Processing 27/41: [dune-configurator: 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 27/41: [dune-configurator: dune build]
-> installed stdlib-shims.0.3.0
Processing 28/41: [dune-configurator: dune build]
Processing 29/41: [dune-configurator: dune build] [ppxlib: 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
Processing 29/41: [ppxlib: dune build]
-> installed dune-configurator.3.21.1
Processing 30/41: [ppxlib: dune build]
Processing 31/41: [base: dune build] [ppxlib: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "base" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\base.v0.17.3)
- (cd _build/default && C:\opam\.opam\mingw-5.4\bin\ocamlopt.opt.exe -w -40 -g -I src/.base.objs/byte -I src/.base.objs/native -I C:\opam\.opam\mingw-5.4\lib\ocaml_intrinsics_kernel -I C:\opam\.opam\mingw-5.4\lib\sexplib0 -I hash_types/src/.base_internalhash_types.objs/byte -I hash_types/src/.base_internalhash_types.objs/native -I shadow-stdlib/src/.shadow_stdlib.objs/byte -I shadow-stdlib/src/.shadow_stdlib.objs/native -cmi-file src/.base.objs/byte/base__Array.cmi -no-alias-deps -open Base__ -o src/.base.objs/native/base__Array.cmx -c -impl src/array.ml)
- File "src/array.ml", line 399, characters 28-75:
- 399 | result := Bool.select ((keep_left_if [@inlined]) (compare x !result)) x !result
- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Warning 55 [inlining-impossible]: Cannot inline: Unknown function
-> compiled base.v0.17.3
Processing 31/41: [ppxlib: dune build]
-> installed base.v0.17.3
Processing 32/41: [ppxlib: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "ppxlib" "-j" "15" "@install" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ppxlib.0.37.0)
-> compiled ppxlib.0.37.0
-> installed ppxlib.0.37.0
Processing 34/41: [ppxlib_jane: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "ppxlib_jane" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ppxlib_jane.v0.17.4)
-> compiled ppxlib_jane.v0.17.4
-> installed ppxlib_jane.v0.17.4
Processing 36/41: [ppx_optional: dune build]
Processing 37/41: [ppx_optional: dune build] [ppx_sexp_conv: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "ppx_optional" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ppx_optional.v0.17.0)
-> compiled ppx_optional.v0.17.0
Processing 37/41: [ppx_sexp_conv: dune build]
-> installed ppx_optional.v0.17.0
Processing 38/41: [ppx_sexp_conv: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "ppx_sexp_conv" "-j" "15" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\ppx_sexp_conv.v0.17.1)
-> compiled ppx_sexp_conv.v0.17.1
-> installed ppx_sexp_conv.v0.17.1
Processing 40/41: [float_option: dune build]
+ C:\opam\.opam\mingw-5.4\bin\dune.exe "build" "-p" "float_option" "-j" "15" "@install" (CWD=C:\opam\.opam\mingw-5.4\.opam-switch\build\float_option.0.0.3)
-> compiled float_option.0.0.3
-> installed float_option.0.0.3
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-29 08:12.27 ---> saved as "1f4cdda88bce622af5179dfe3858d894e255008eef93c1d0b5e47b5536270f2c"
Job succeeded