Build:
  1. 0
2026-06-19 18:36.06: New job: build luv.0.5.0 (56fa9e7fdf37)
2026-06-19 18:36.06: Waiting for resource in pool day11-builds
2026-06-19 19:49.34: Got resource from pool day11-builds
2026-06-19 19:49.34: [profile full] build luv.0.5.0
2026-06-19 19:49.34: build luv.0.5.0 (56fa9e7fdf37)
=== DEPENDENCIES (13 transitive) ===
  base-threads.base                                  b7164ff76afe
  base-unix.base                                     839dc585f12d
  conf-python-3.9.0.0                                9f0bbc328e53
  csexp.1.5.2                                        6a11fd34e537
  ctypes.0.24.0                                      0a8c20b4cf31
  dune.3.23.1                                        b9e31df96092
  dune-configurator.3.23.1                           cdae849f232e
  integers.0.8.0                                     763956e97e66
  ocaml.5.5.0                                        7bdffd2f55d9
  ocaml-base-compiler.5.5.0                          88ac983b1a28
  ocaml-compiler.5.5.0                               8d77bbea3746
  result.1.5                                         c8a56fc8128f
  stdlib-shims.0.3.0                                 4aecff888649
=== STDOUT ===
Processing: [default: loading data]
[luv.0.5.0: dl]
[luv.0.5.0: extract]
-> retrieved luv.0.5.0  (https://opam.ocaml.org/cache)
[luv: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "luv" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/luv.0.5.0)
- (cd _build/default/src/c && /home/opam/.opam/default/bin/ocaml link-gyp.ml)
- File "./link-gyp.ml", line 1:
- Alert ocaml_deprecated_auto_include: 
- OCaml's lib directory layout changed in 5.0. The unix subdirectory has been
- automatically added to the search path, but you should add -I +unix to the
- command-line to silence this alert (e.g. by adding unix to the list of
- libraries in your dune file, or adding use_unix to your _tags file for
- ocamlbuild, or using -package unix for ocamlfind).
- File "src/c/dune", lines 17-33, characters 0-569:
- 17 | (rule
- 18 |  (targets libuv.a dlluv.so)
- 19 |  (deps (source_tree vendor) link-gyp.ml copy-so.ml)
- ....
- 31 |    (setenv BUILDTYPE Release
- 32 |     (run make -C vendor/libuv/out libuv)))
- 33 |   (run ocaml copy-so.ml))))
- (cd _build/default/src/c/vendor/libuv && /usr/bin/python3 gyp_uv.py -f make -Duv_library=static_library)
- /home/opam/.opam/default/.opam-switch/build/luv.0.5.0/_build/default/src/c/vendor/libuv/build/gyp/pylib/gyp/input.py:1186: SyntaxWarning: "is" with a literal. Did you mean "=="?
-   if the_dict_key is 'variables' and variable_name in the_dict:
- Traceback (most recent call last):
-   File "/home/opam/.opam/default/.opam-switch/build/luv.0.5.0/_build/default/src/c/vendor/libuv/gyp_uv.py", line 21, in <module>
-     import gyp
-   File "/home/opam/.opam/default/.opam-switch/build/luv.0.5.0/_build/default/src/c/vendor/libuv/build/gyp/pylib/gyp/__init__.py", line 10, in <module>
-     import gyp.input
-   File "/home/opam/.opam/default/.opam-switch/build/luv.0.5.0/_build/default/src/c/vendor/libuv/build/gyp/pylib/gyp/input.py", line 8, in <module>
-     import gyp.common
-   File "/home/opam/.opam/default/.opam-switch/build/luv.0.5.0/_build/default/src/c/vendor/libuv/build/gyp/pylib/gyp/common.py", line 497, in <module>
-     class OrderedSet(collections.MutableSet):
-                      ^^^^^^^^^^^^^^^^^^^^^^
- AttributeError: module 'collections' has no attribute 'MutableSet'
- (cd _build/default/src/c && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -D_FILE_OFFSET_BITS=64 -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -g -I /home/opam/.opam/default/lib/ocaml -I /home/opam/.opam/default/lib/ctypes -I /home/opam/.opam/default/lib/integers -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -I /home/opam/.opam/default/lib/stdlib-shims -I . -I vendor/libuv/include -o c_generated_functions.o -c c_generated_functions.c)
- c_generated_functions.c: In function 'luv_stub_134_luv_spawn':
- c_generated_functions.c:962:38: warning: passing argument 5 of 'luv_spawn' from incompatible pointer type [-Wincompatible-pointer-types]
-   962 |    luv_spawn(x734, x735, x736, x737, x738, x739, x742, x743, x746, x749,
-       |                                      ^~~~
-       |                                      |
-       |                                      const char **
- In file included from c_generated_functions.c:6:
- helpers.h:184:12: note: expected 'char **' but argument is of type 'const char **'
-   184 |     char **args,
-       |     ~~~~~~~^~~~
- c_generated_functions.c:962:50: warning: passing argument 7 of 'luv_spawn' from incompatible pointer type [-Wincompatible-pointer-types]
-   962 |    luv_spawn(x734, x735, x736, x737, x738, x739, x742, x743, x746, x749,
-       |                                                  ^~~~
-       |                                                  |
-       |                                                  const char **
- helpers.h:186:12: note: expected 'char **' but argument is of type 'const char **'
-   186 |     char **env,
-       |     ~~~~~~~^~~
- c_generated_functions.c: In function 'luv_stub_149_luv_get_getnameinfo_trampoline':
- c_generated_functions.c:1107:4: warning: initialization of 'void (*)(uv_getnameinfo_t *, int,  const char *, const char *)' {aka 'void (*)(struct uv_getnameinfo_s *, int,  const char *, const char *)'} from incompatible pointer type 'luv_getnameinfo_cb' {aka 'void (*)(struct uv_getnameinfo_s *, int,  char *, char *)'} [-Wincompatible-pointer-types]
-  1107 |    luv_get_getnameinfo_trampoline();
-       |    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- c_generated_functions.c: In function 'luv_stub_150_luv_getnameinfo':
- c_generated_functions.c:1119:43: warning: passing argument 3 of 'luv_getnameinfo' from incompatible pointer type [-Wincompatible-pointer-types]
-  1119 |    int x882 = luv_getnameinfo(x875, x876, x877, x878, x879);
-       |                                           ^~~~
-       |                                           |
-       |                                           void (*)(uv_getnameinfo_t *, int,  const char *, const char *) {aka void (*)(struct uv_getnameinfo_s *, int,  const char *, const char *)}
- helpers.h:157:64: note: expected 'luv_getnameinfo_cb' {aka 'void (*)(struct uv_getnameinfo_s *, int,  char *, char *)'} but argument is of type 'void (*)(uv_getnameinfo_t *, int,  const char *, const char *)' {aka 'void (*)(struct uv_getnameinfo_s *, int,  const char *, const char *)'}
-   157 |     uv_loop_t *loop, uv_getnameinfo_t *req, luv_getnameinfo_cb getnameinfo_cb,
-       |                                             ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[ERROR] The compilation of luv.0.5.0 failed at "dune build -p luv -j 39".
build failed... 

=== STDERR ===

2026-06-19 19:50.01: FAILED: build luv.0.5.0
2026-06-19 19:50.01: Job failed: build failed: luv.0.5.0