Build:
  1. 0
2026-10-06 17:52.28: New job: build lo.0.2.0 (d94b3eb4aab4)
2026-10-06 17:52.28: Waiting for resource in pool day11-builds
2026-10-06 17:59.25: Got resource from pool day11-builds
2026-10-06 17:59.25: [profile oxcaml-odoc-master] build lo.0.2.0
2026-10-06 17:59.25: build lo.0.2.0 (d94b3eb4aab4)
=== DEPENDENCIES (12 transitive) ===
  base-threads.base                                  464810371b96
  base-unix.base                                     4596d20d2cf7
  conf-autoconf.1                                    8ee1e3913008
  conf-liblo.1                                       9eb6f69bc16c
  conf-which.1                                       65c43ca119c3
  csexp.1.5.2                                        3194ba1b6774
  dune.3.22.2+ox                                     9158bd0e098d
  dune-configurator.3.22.2+ox                        b9a3eeb73695
  ocaml.5.2.0                                        879ae859f814
  ocaml-config.3                                     37112a8040f8
  ocaml-variants.5.2.0+ox                            8119d9341417
  oxcaml-compiler.5.2.0minus39                       72925b65bf23
=== STDOUT ===
Processing: [default: loading data]
[lo.0.2.0: dl]
[lo.0.2.0: extract]
-> retrieved lo.0.2.0  (https://opam.ocaml.org/cache)
[lo: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "lo" "-j" "39" "@install" (CWD=/home/opam/.opam/default/.opam-switch/build/lo.0.2.0)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I src/.lo.objs/byte -I src/.lo.objs/native -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -cmi-file src/.lo.objs/byte/lo.cmi -no-alias-deps -o src/.lo.objs/native/lo.cmx -c -impl src/lo.ml)
- File "src/lo.ml", line 5, characters 2-29:
- 5 |   Callback.register_exception "lo_exn_error" Error;
-       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Callback.register_exception
- Use [Callback.Safe.register_exception].
- 
- File "src/lo.ml", line 6, characters 2-29:
- 6 |   Callback.register_exception "lo_exn_unhandled" Unhandled
-       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Callback.register_exception
- Use [Callback.Safe.register_exception].
- 
- File "src/lo.ml", line 73, characters 11-38:
- 73 |   let () = Callback.register_exception "lo_exn_stopped" Stopped
-                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Callback.register_exception
- Use [Callback.Safe.register_exception].
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I src/.lo.objs/byte -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -cmi-file src/.lo.objs/byte/lo.cmi -no-alias-deps -o src/.lo.objs/byte/lo.cmo -c -impl src/lo.ml)
- File "src/lo.ml", line 5, characters 2-29:
- 5 |   Callback.register_exception "lo_exn_error" Error;
-       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Callback.register_exception
- Use [Callback.Safe.register_exception].
- 
- File "src/lo.ml", line 6, characters 2-29:
- 6 |   Callback.register_exception "lo_exn_unhandled" Unhandled
-       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Callback.register_exception
- Use [Callback.Safe.register_exception].
- 
- File "src/lo.ml", line 73, characters 11-38:
- 73 |   let () = Callback.register_exception "lo_exn_stopped" Stopped
-                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Callback.register_exception
- Use [Callback.Safe.register_exception].
- File "src/dune", line 9, characters 9-17:
- 9 |   (names lo_stubs)
-              ^^^^^^^^
- (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -pthread -D_FILE_OFFSET_BITS=64 -g -I /home/opam/.opam/default/lib/ocaml -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -o lo_stubs.o -c lo_stubs.c)
- lo_stubs.c: In function 'caml_lo_message_new':
- lo_stubs.c:70:20: error: assignment to 'lo_address' {aka 'struct lo_address_ *'} from incompatible pointer type 'lo_message' {aka 'struct lo_message_ *'} [-Wincompatible-pointer-types]
-    70 |   Address_val(ans) = m;
-       |                    ^
[ERROR] The compilation of lo.0.2.0 failed at "dune build -p lo -j 39 @install".
build failed... 

=== STDERR ===

2026-10-06 17:59.47: FAILED: build lo.0.2.0
2026-10-06 17:59.47: Job failed: build failed: lo.0.2.0