Build:
  1. 0
2026-09-28 15:59.34: New job: build eio_posix.1.3+ox (56b2a4a3e5b5)
2026-09-28 15:59.34: Waiting for resource in pool day11-builds
2026-09-28 16:03.52: Got resource from pool day11-builds
2026-09-28 16:03.52: [profile oxcaml-odoc-master] build eio_posix.1.3+ox
2026-09-28 16:03.52: build eio_posix.1.3+ox (56b2a4a3e5b5)
=== DEPENDENCIES (28 transitive) ===
  base-threads.base                                  ddcab511c589
  base-unix.base                                     742554e1dbc2
  bigstringaf.0.10.0                                 7b7d6f9afaed
  cmdliner.1.3.0                                     ea99e49c1a48
  conf-autoconf.1                                    43fe4a407b7a
  conf-which.1                                       5fccb3a41099
  csexp.1.5.2                                        ac277789f184
  cstruct.6.3.0                                      0a4dfb02a2c5
  domain-local-await.1.0.1                           b028d00823d9
  dune.3.22.2+ox                                     057b1ed5957b
  dune-configurator.3.22.2+ox                        86e12d406fa5
  eio.1.3+ox                                         6917de569d66
  fmt.0.11.0                                         804cc3eb9ae5
  hmap.0.8.1                                         9a25940ab2b3
  iomux.0.4                                          011a24c149f4
  lwt-dllist.1.1.0                                   cd5b3592cd83
  mtime.2.2.0                                        a3184d2496f0
  ocaml.5.4.0                                        74a2c67841c6
  ocaml-config.3                                     d58db97ddfef
  ocaml-variants.5.4.0+ox                            4babdc19da91
  ocamlbuild.0.16.1+ox                               55da2dcae837
  ocamlfind.1.9.8+ox                                 47b14ae6bc12
  optint.0.3.0                                       ee04856f987c
  oxcaml-compiler.5.4.0-ox7                          42053eeff39a
  psq.0.2.1                                          945d207d50d1
  seq.base                                           a53d1461208b
  thread-table.1.0.0                                 635c503df22b
  topkg.1.1.1+ox                                     6335c019c657
=== STDOUT ===
Processing: [default: loading data]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
[eio_posix.1.3+ox: git]
-> retrieved eio_posix.1.3+ox  (git+https://github.com/oxcaml/eio.git#7de26f5331f1e7aac1c086a5ebe849dd940b5c3e)
[eio_posix: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "eio_posix" "-j" "39" "@install" (CWD=/home/opam/.opam/default/.opam-switch/build/eio_posix.1.3+ox)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I lib_eio_posix/.eio_posix.objs/byte -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/domain-local-await -I /home/opam/.opam/default/lib/eio -I /home/opam/.opam/default/lib/eio/core -I /home/opam/.opam/default/lib/eio/runtime_events -I /home/opam/.opam/default/lib/eio/unix -I /home/opam/.opam/default/lib/eio/utils -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/hmap -I /home/opam/.opam/default/lib/iomux -I /home/opam/.opam/default/lib/lwt-dllist -I /home/opam/.opam/default/lib/mtime -I /home/opam/.opam/default/lib/mtime/clock -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/optint -I /home/opam/.opam/default/lib/psq -I /home/opam/.opam/default/lib/seq -I /home/opam/.opam/default/lib/thread-table -cmi-file lib_eio_posix/.eio_posix.objs/byte/eio_posix__Sched.cmi -no-alias-deps -open Eio_posix__ -o lib_eio_posix/.eio_posix.objs/byte/eio_posix__Sched.cmo -c -impl lib_eio_posix/sched.ml)
- File "lib_eio_posix/sched.ml", line 332, characters 2-16:
- 332 |   Effect.perform (Enter fn)
-         ^^^^^^^^^^^^^^
- Alert unsafe_effects: Stdlib.Effect.perform
- Use [Effect.Safe.perform]. [Effect.perform] may not function correctly on Js_of_ocaml
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I lib_eio_posix/.eio_posix.objs/byte -I lib_eio_posix/.eio_posix.objs/native -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/domain-local-await -I /home/opam/.opam/default/lib/eio -I /home/opam/.opam/default/lib/eio/core -I /home/opam/.opam/default/lib/eio/runtime_events -I /home/opam/.opam/default/lib/eio/unix -I /home/opam/.opam/default/lib/eio/utils -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/hmap -I /home/opam/.opam/default/lib/iomux -I /home/opam/.opam/default/lib/lwt-dllist -I /home/opam/.opam/default/lib/mtime -I /home/opam/.opam/default/lib/mtime/clock -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/optint -I /home/opam/.opam/default/lib/psq -I /home/opam/.opam/default/lib/seq -I /home/opam/.opam/default/lib/thread-table -cmi-file lib_eio_posix/.eio_posix.objs/byte/eio_posix__Sched.cmi -no-alias-deps -open Eio_posix__ -o lib_eio_posix/.eio_posix.objs/native/eio_posix__Sched.cmx -c -impl lib_eio_posix/sched.ml)
- File "lib_eio_posix/sched.ml", line 332, characters 2-16:
- 332 |   Effect.perform (Enter fn)
-         ^^^^^^^^^^^^^^
- Alert unsafe_effects: Stdlib.Effect.perform
- Use [Effect.Safe.perform]. [Effect.perform] may not function correctly on Js_of_ocaml
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I lib_eio_posix/.eio_posix.objs/byte -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/domain-local-await -I /home/opam/.opam/default/lib/eio -I /home/opam/.opam/default/lib/eio/core -I /home/opam/.opam/default/lib/eio/runtime_events -I /home/opam/.opam/default/lib/eio/unix -I /home/opam/.opam/default/lib/eio/utils -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/hmap -I /home/opam/.opam/default/lib/iomux -I /home/opam/.opam/default/lib/lwt-dllist -I /home/opam/.opam/default/lib/mtime -I /home/opam/.opam/default/lib/mtime/clock -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/optint -I /home/opam/.opam/default/lib/psq -I /home/opam/.opam/default/lib/seq -I /home/opam/.opam/default/lib/thread-table -no-alias-deps -open Eio_posix__ -o lib_eio_posix/.eio_posix.objs/byte/eio_posix__Domain_mgr.cmo -c -impl lib_eio_posix/domain_mgr.ml)
- File "lib_eio_posix/domain_mgr.ml", line 100, characters 4-16:
- 100 |     Domain.spawn @@ fun () ->
-           ^^^^^^^^^^^^
- Alert do_not_spawn_domains: Stdlib.Domain.spawn
- User programs should never spawn domains. To execute a function on a domain, use [Multicore] from the threading library. This is because spawning more than [recommended_domain_count] domains (the CPU core count) will significantly degrade GC performance. Using both [Domain.spawn] and [Multicore] can cause [Multicore] to abort.
- 
- File "lib_eio_posix/domain_mgr.ml", line 100, characters 4-16:
- 100 |     Domain.spawn @@ fun () ->
-           ^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Domain.spawn
- Use [Domain.Safe.spawn].
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I lib_eio_posix/.eio_posix.objs/byte -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/domain-local-await -I /home/opam/.opam/default/lib/eio -I /home/opam/.opam/default/lib/eio/core -I /home/opam/.opam/default/lib/eio/runtime_events -I /home/opam/.opam/default/lib/eio/unix -I /home/opam/.opam/default/lib/eio/utils -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/hmap -I /home/opam/.opam/default/lib/iomux -I /home/opam/.opam/default/lib/lwt-dllist -I /home/opam/.opam/default/lib/mtime -I /home/opam/.opam/default/lib/mtime/clock -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/optint -I /home/opam/.opam/default/lib/psq -I /home/opam/.opam/default/lib/seq -I /home/opam/.opam/default/lib/thread-table -cmi-file lib_eio_posix/.eio_posix.objs/byte/eio_posix.cmi -no-alias-deps -open Eio_posix__ -o lib_eio_posix/.eio_posix.objs/byte/eio_posix.cmo -c -impl lib_eio_posix/eio_posix.ml)
- File "lib_eio_posix/eio_posix.ml", line 23, characters 7-17:
- 23 |   Sys.(set_signal sigpipe Signal_ignore);
-             ^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I lib_eio_posix/.eio_posix.objs/byte -I lib_eio_posix/.eio_posix.objs/native -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/domain-local-await -I /home/opam/.opam/default/lib/eio -I /home/opam/.opam/default/lib/eio/core -I /home/opam/.opam/default/lib/eio/runtime_events -I /home/opam/.opam/default/lib/eio/unix -I /home/opam/.opam/default/lib/eio/utils -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/hmap -I /home/opam/.opam/default/lib/iomux -I /home/opam/.opam/default/lib/lwt-dllist -I /home/opam/.opam/default/lib/mtime -I /home/opam/.opam/default/lib/mtime/clock -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/optint -I /home/opam/.opam/default/lib/psq -I /home/opam/.opam/default/lib/seq -I /home/opam/.opam/default/lib/thread-table -cmi-file lib_eio_posix/.eio_posix.objs/byte/eio_posix__Domain_mgr.cmi -no-alias-deps -open Eio_posix__ -o lib_eio_posix/.eio_posix.objs/native/eio_posix__Domain_mgr.cmx -c -impl lib_eio_posix/domain_mgr.ml)
- File "lib_eio_posix/domain_mgr.ml", line 100, characters 4-16:
- 100 |     Domain.spawn @@ fun () ->
-           ^^^^^^^^^^^^
- Alert do_not_spawn_domains: Stdlib.Domain.spawn
- User programs should never spawn domains. To execute a function on a domain, use [Multicore] from the threading library. This is because spawning more than [recommended_domain_count] domains (the CPU core count) will significantly degrade GC performance. Using both [Domain.spawn] and [Multicore] can cause [Multicore] to abort.
- 
- File "lib_eio_posix/domain_mgr.ml", line 100, characters 4-16:
- 100 |     Domain.spawn @@ fun () ->
-           ^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Domain.spawn
- Use [Domain.Safe.spawn].
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I lib_eio_posix/.eio_posix.objs/byte -I lib_eio_posix/.eio_posix.objs/native -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/domain-local-await -I /home/opam/.opam/default/lib/eio -I /home/opam/.opam/default/lib/eio/core -I /home/opam/.opam/default/lib/eio/runtime_events -I /home/opam/.opam/default/lib/eio/unix -I /home/opam/.opam/default/lib/eio/utils -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/hmap -I /home/opam/.opam/default/lib/iomux -I /home/opam/.opam/default/lib/lwt-dllist -I /home/opam/.opam/default/lib/mtime -I /home/opam/.opam/default/lib/mtime/clock -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/optint -I /home/opam/.opam/default/lib/psq -I /home/opam/.opam/default/lib/seq -I /home/opam/.opam/default/lib/thread-table -cmi-file lib_eio_posix/.eio_posix.objs/byte/eio_posix.cmi -no-alias-deps -open Eio_posix__ -o lib_eio_posix/.eio_posix.objs/native/eio_posix.cmx -c -impl lib_eio_posix/eio_posix.ml)
- File "lib_eio_posix/eio_posix.ml", line 23, characters 7-17:
- 23 |   Sys.(set_signal sigpipe Signal_ignore);
-             ^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
-> compiled  eio_posix.1.3+ox
-> installed eio_posix.1.3+ox

=== STDERR ===

2026-09-28 16:04.06: OK: build eio_posix.1.3+ox (runc: 9.1s, disk: 17KB)
2026-09-28 16:04.06: Job succeeded