2026-10-21 17:32.19: New job: build lwt.6.0.0+ox (e13383d86cf9)
2026-10-21 17:32.19: Waiting for resource in pool day11-builds
2026-10-21 17:34.24: Got resource from pool day11-builds
2026-10-21 17:34.24: [profile oxcaml-odoc-master] build lwt.6.0.0+ox
2026-10-21 17:34.24: build lwt.6.0.0+ox (e13383d86cf9)
=== DEPENDENCIES (16 transitive) ===
  base-bytes.base                                    8e8677a9d910
  base-threads.base                                  ca51096a9c5b
  base-unix.base                                     88a83b7ed333
  conf-autoconf.1                                    5ab3ab11f357
  conf-which.1                                       e5dee02ff34e
  cppo.1.8.0                                         592d87f212c4
  csexp.1.5.2                                        cb8a070e4bb8
  dune.3.22.2+ox                                     5e749ffa929d
  dune-configurator.3.22.2+ox                        1a3907992cfa
  lwt_runtime_events.6.0.0+ox                        be020959c4f9
  ocaml.5.2.0                                        8c79aacf9a54
  ocaml-config.3                                     8d947022d382
  ocaml-variants.5.2.0+ox                            8333b07a6d9d
  ocamlfind.1.9.8+ox                                 ac5194292aef
  ocplib-endian.1.2                                  9c9992be5992
  oxcaml-compiler.5.2.0minus39                       bd8c89ffae9c
=== STDOUT ===
Processing: [default: loading data]
[lwt.6.0.0+ox: extract]
-> retrieved lwt.6.0.0+ox  (cached)
[lwt: patch] applying oxcaml.patch
[lwt: dune exec]
+ /home/opam/.opam/default/bin/dune "exec" "-p" "lwt" "src/unix/config/discover.exe" "--" "--save" "--use-libev" "false" (CWD=/home/opam/.opam/default/.opam-switch/build/lwt.6.0.0+ox)
[lwt: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "lwt" "-j" "39" "@install" (CWD=/home/opam/.opam/default/.opam-switch/build/lwt.6.0.0+ox)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I src/unix/.lwt_unix.objs/byte -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/lwt_runtime_events -I /home/opam/.opam/default/lib/ocaml/runtime_events -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -I /home/opam/.opam/default/lib/ocplib-endian -I /home/opam/.opam/default/lib/ocplib-endian/bigstring -I src/core/.lwt.objs/byte -cmi-file src/unix/.lwt_unix.objs/byte/lwt_sys.cmi -no-alias-deps -o src/unix/.lwt_unix.objs/byte/lwt_sys.cmo -c -impl src/unix/lwt_sys.ml)
- File "src/unix/lwt_sys.ml", line 8, characters 9-36:
- 8 | let () = Callback.register_exception "lwt:not-available" (Not_available "")
-              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
- 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/unix/.lwt_unix.objs/byte -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/lwt_runtime_events -I /home/opam/.opam/default/lib/ocaml/runtime_events -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -I /home/opam/.opam/default/lib/ocplib-endian -I /home/opam/.opam/default/lib/ocplib-endian/bigstring -I src/core/.lwt.objs/byte -cmi-file src/unix/.lwt_unix.objs/byte/lwt_unix.cmi -no-alias-deps -o src/unix/.lwt_unix.objs/byte/lwt_unix.cmo -c -impl src/unix/lwt_unix.ml)
- File "src/unix/lwt_unix.cppo.ml", line 2466, characters 2-27:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I src/unix/.lwt_unix.objs/byte -I src/unix/.lwt_unix.objs/native -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/lwt_runtime_events -I /home/opam/.opam/default/lib/ocaml/runtime_events -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -I /home/opam/.opam/default/lib/ocplib-endian -I /home/opam/.opam/default/lib/ocplib-endian/bigstring -I src/core/.lwt.objs/byte -I src/core/.lwt.objs/native -cmi-file src/unix/.lwt_unix.objs/byte/lwt_sys.cmi -no-alias-deps -o src/unix/.lwt_unix.objs/native/lwt_sys.cmx -c -impl src/unix/lwt_sys.ml)
- File "src/unix/lwt_sys.ml", line 8, characters 9-36:
- 8 | let () = Callback.register_exception "lwt:not-available" (Not_available "")
-              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Callback.register_exception
- Use [Callback.Safe.register_exception].
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I src/unix/.lwt_unix.objs/byte -I src/unix/.lwt_unix.objs/native -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/lwt_runtime_events -I /home/opam/.opam/default/lib/ocaml/runtime_events -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -I /home/opam/.opam/default/lib/ocplib-endian -I /home/opam/.opam/default/lib/ocplib-endian/bigstring -I src/core/.lwt.objs/byte -I src/core/.lwt.objs/native -cmi-file src/unix/.lwt_unix.objs/byte/lwt_unix.cmi -no-alias-deps -o src/unix/.lwt_unix.objs/native/lwt_unix.cmx -c -impl src/unix/lwt_unix.ml)
- File "src/unix/lwt_unix.cppo.ml", line 2466, characters 2-27:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
-> compiled  lwt.6.0.0+ox
-> installed lwt.6.0.0+ox

=== STDERR ===

2026-10-21 17:35.09: OK: build lwt.6.0.0+ox (runc: 19.5s, disk: 16KB)
2026-10-21 17:35.09: Job succeeded