Build:
  1. 0
2026-09-04 01:20.31: New job: build letters.0.4.0 (93b1e859cdd5)
2026-09-04 01:20.31: Waiting for resource in pool day11-builds
2026-09-04 01:32.54: Got resource from pool day11-builds
2026-09-04 01:32.54: [profile full] build letters.0.4.0
2026-09-04 01:32.54: build letters.0.4.0 (93b1e859cdd5)
=== DEPENDENCIES (68 transitive) ===
  angstrom.0.16.1                                    a323ffd89c88
  asn1-combinators.0.3.2                             2331ec99a20e
  astring.0.8.5                                      51ee6d00b649
  base-bytes.base                                    a07bc30a9819
  base-threads.base                                  3d2f2cbc6db2
  base-unix.base                                     3a38ddca6b5e
  base64.3.5.2                                       86081d8c7cb4
  bigstringaf.0.10.0                                 93e506531296
  bos.0.3.0                                          89315099b61d
  bstr.0.0.4                                         eb1942a9db33
  ca-certs.1.0.3                                     34c2312ec976
  cmdliner.2.1.1                                     ecdcaec2c5a2
  coin.0.1.5                                         d06bc4824fb1
  colombe.0.12.1                                     681b5b767efa
  compiler-cloning.enabled                           966a2e6839f0
  conf-gmp.5                                         eac5259e412f
  conf-gmp-powm-sec.4                                52de364a13b8
  conf-pkg-config.5                                  74f50f3cfe72
  containers.3.18                                    8761b6daf493
  cppo.1.8.0                                         83351009e21e
  csexp.1.5.2                                        58b250503765
  cstruct.6.2.0                                      9dd9e8c53027
  digestif.1.3.1                                     92cd49acc17a
  domain-name.0.5.0                                  a674418123a9
  dune.3.24.2                                        ec704e062ad3
  dune-configurator.3.24.2                           183455f65a68
  duration.0.3.1                                     df0fb6ccab2e
  either.1.0.0                                       528f686c9e94
  emile.1.1                                          252baf6bb010
  eqaf.0.10                                          345b21ba5daa
  fmt.0.11.0                                         b2f0e848af4b
  fpath.0.7.3                                        2344c0b7c451
  gmap.0.3.0                                         8887fcce220c
  hxd.0.5.0                                          f2d165d94acb
  ipaddr.5.6.2                                       de69a216e359
  kdf.1.1.1                                          b1fc40fbb468
  ke.0.6                                             729b6c0f5f0b
  logs.0.10.0                                        4a0a3d3e71a9
  lwt.6.1.2                                          7034b4ad2702
  macaddr.5.6.2                                      474bd44b06ad
  mirage-crypto.2.4.1                                1b368872063e
  mirage-crypto-ec.2.4.1                             43f3b8686d92
  mirage-crypto-pk.2.4.1                             6ef86ff5a3f1
  mirage-crypto-rng.2.4.1                            6f47be6a05a1
  mrmime.0.7.2                                       447e34fcb81b
  ocaml.5.5.0                                        22ebd7932512
  ocaml-base-compiler.5.5.0                          db1659234e8a
  ocaml-compiler.5.5.0                               7f52fb26d939
  ocaml-syntax-shims.1.0.0                           c27f011a36e9
  ocamlbuild.0.16.1                                  ccce18256717
  ocamlfind.1.9.9~preview                            6a4c70487cf9
  ocplib-endian.1.2                                  f93892607f26
  ohex.0.2.0                                         d42ea434296b
  pecu.0.7                                           8bbc710106b7
  prettym.0.0.5                                      8497e770ba78
  ptime.1.2.0                                        668689079baf
  rosetta.0.4.0                                      31633fadb636
  rresult.0.7.0                                      02fffb5a5b61
  sendmail.0.12.1                                    659de915464b
  tls.2.1.2                                          594bcfa682f5
  tls-lwt.2.1.2                                      40a6fe3d6837
  topkg.1.1.1                                        3bd227743fbd
  unstrctrd.0.4                                      ac8e0a2bdf1b
  uutf.1.0.4                                         705a428d1236
  uuuu.0.4.0                                         946759a27e16
  x509.1.1.1                                         bec03d05f14b
  yuscii.0.3.0                                       f39a756b0e05
  zarith.1.14                                        bd527d6656b5
=== STDOUT ===
Processing: [default: loading data]
[letters.0.4.0: dl]
[letters.0.4.0: extract]
-> retrieved letters.0.4.0  (https://opam.ocaml.org/cache)
[letters: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "letters" "-j" "39" "@install" (CWD=/home/opam/.opam/default/.opam-switch/build/letters.0.4.0)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I lib/.letters.objs/byte -I lib/.letters.objs/native -I /home/opam/.opam/default/lib/ca-certs -I /home/opam/.opam/default/lib/colombe -I /home/opam/.opam/default/lib/colombe/emile -I /home/opam/.opam/default/lib/containers -I /home/opam/.opam/default/lib/domain-name -I /home/opam/.opam/default/lib/emile -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/lwt/unix -I /home/opam/.opam/default/lib/mrmime -I /home/opam/.opam/default/lib/ptime -I /home/opam/.opam/default/lib/ptime/clock -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/sendmail -I /home/opam/.opam/default/lib/sendmail/starttls -I /home/opam/.opam/default/lib/tls -I /home/opam/.opam/default/lib/tls-lwt -I /home/opam/.opam/default/lib/x509 -cmi-file lib/.letters.objs/byte/letters__Sendmail_handler.cmi -no-alias-deps -open Letters__ -o lib/.letters.objs/native/letters__Sendmail_handler.cmx -c -impl lib/sendmail_handler.ml)
- File "lib/sendmail_handler.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 "lib/sendmail_handler.ml", line 44, characters 7-21:
- 44 |       ?authentication
-             ^^^^^^^^^^^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 42, characters 7-11:
- 42 |       ?port
-             ^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 102, characters 33-47:
- 102 | let run ~hostname ?port ~domain ?authentication ~tls_authenticator ~from ~recipients ~mail
-                                        ^^^^^^^^^^^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 102, characters 19-23:
- 102 | let run ~hostname ?port ~domain ?authentication ~tls_authenticator ~from ~recipients ~mail
-                          ^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -I lib/.letters.objs/byte -I /home/opam/.opam/default/lib/ca-certs -I /home/opam/.opam/default/lib/colombe -I /home/opam/.opam/default/lib/colombe/emile -I /home/opam/.opam/default/lib/containers -I /home/opam/.opam/default/lib/domain-name -I /home/opam/.opam/default/lib/emile -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/lwt/unix -I /home/opam/.opam/default/lib/mrmime -I /home/opam/.opam/default/lib/ptime -I /home/opam/.opam/default/lib/ptime/clock -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/sendmail -I /home/opam/.opam/default/lib/sendmail/starttls -I /home/opam/.opam/default/lib/tls -I /home/opam/.opam/default/lib/tls-lwt -I /home/opam/.opam/default/lib/x509 -cmi-file lib/.letters.objs/byte/letters__Sendmail_handler.cmi -no-alias-deps -open Letters__ -o lib/.letters.objs/byte/letters__Sendmail_handler.cmo -c -impl lib/sendmail_handler.ml)
- File "lib/sendmail_handler.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 "lib/sendmail_handler.ml", line 44, characters 7-21:
- 44 |       ?authentication
-             ^^^^^^^^^^^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 42, characters 7-11:
- 42 |       ?port
-             ^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 102, characters 33-47:
- 102 | let run ~hostname ?port ~domain ?authentication ~tls_authenticator ~from ~recipients ~mail
-                                        ^^^^^^^^^^^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 102, characters 19-23:
- 102 | let run ~hostname ?port ~domain ?authentication ~tls_authenticator ~from ~recipients ~mail
-                          ^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
-> compiled  letters.0.4.0
-> installed letters.0.4.0
[WARNING] Opam package conf-pkg-config.5 depends on the following system package that can no longer be found: pkg-config

=== STDERR ===

2026-09-04 01:32.59: OK: build letters.0.4.0 (runc: 2.1s, disk: 18KB)
2026-09-04 01:32.59: Job succeeded