Build:
  1. 0
2026-09-07 15:46.14: New job: build letters.0.3.3 (e524df52c58f)
2026-09-07 15:46.14: Waiting for resource in pool day11-builds
2026-09-07 15:48.46: Got resource from pool day11-builds
2026-09-07 15:48.46: [profile full] build letters.0.3.3
2026-09-07 15:48.46: build letters.0.3.3 (e524df52c58f)
=== DEPENDENCIES (67 transitive) ===
  angstrom.0.16.1                                    b7da2c05a431
  asn1-combinators.0.2.6                             19e93b83602c
  astring.0.8.5                                      dd9bc4900cb4
  base-bytes.base                                    03f6a7f50e10
  base-threads.base                                  3d2f2cbc6db2
  base-unix.base                                     3a38ddca6b5e
  base64.3.5.2                                       eaed35f9f548
  bigstringaf.0.10.0                                 377d6f8fb17f
  bos.0.3.0                                          5f1f90fe0589
  bstr.0.1.1                                         8046e96bd052
  ca-certs.0.2.3                                     6f3156c3057f
  cmdliner.2.1.1                                     e5dd77e6708d
  coin.0.1.5                                         b9e281416e8b
  colombe.0.8.1                                      33075cf091ef
  compiler-cloning.enabled                           966a2e6839f0
  conf-gmp.5                                         eac5259e412f
  conf-gmp-powm-sec.4                                52de364a13b8
  conf-pkg-config.5                                  74f50f3cfe72
  cppo.1.8.0                                         3a29ac6f7bab
  csexp.1.5.2                                        8c096e7de322
  cstruct.6.3.0                                      190dd6595e43
  domain-name.0.5.0                                  0bdea2a5f626
  dune.3.24.2                                        25fbaa318de6
  dune-configurator.3.24.2                           517e3f9cad4b
  duration.0.3.1                                     2da5e06a146d
  emile.1.1                                          9ecb6e1b479b
  eqaf.0.9                                           cb922bb2ef07
  fmt.0.11.0                                         9ca62730ad74
  fpath.0.7.3                                        313c8edc1b30
  gmap.0.3.0                                         7d04e8caefd7
  hkdf.1.0.4                                         99e7aa0dfca3
  ipaddr.5.6.2                                       1a2bd535e084
  ke.0.6                                             fee73dd73add
  logs.0.10.0                                        6155445bd477
  lwt.6.1.2                                          0f24acbe404b
  macaddr.5.6.2                                      0d69156f3842
  mirage-crypto.0.11.3                               6f5f5334421c
  mirage-crypto-ec.0.11.3                            f142e773d4c7
  mirage-crypto-pk.0.11.3                            e8f14bcea2c8
  mirage-crypto-rng.0.11.3                           33889dcfb64f
  mirage-crypto-rng-lwt.0.11.3                       08430596c40c
  mrmime.0.7.2                                       70d92d3d94d3
  mtime.2.2.0                                        0ff1764e02f3
  ocaml.5.5.1                                        70ca0c66e0e8
  ocaml-base-compiler.5.5.1                          59841d7ed85e
  ocaml-compiler.5.5.1                               492c0c740bd1
  ocaml-syntax-shims.1.0.0                           609f8309a47d
  ocamlbuild.0.16.1                                  e25cf731aeb5
  ocamlfind.1.9.9~preview                            5e0261154b58
  ocplib-endian.1.2                                  d41cba8ea738
  pbkdf.1.2.0                                        78033b80e4dd
  pecu.0.7                                           847c5ded1a51
  prettym.0.0.5                                      41666b17eb33
  ptime.1.2.0                                        23d9aa67a3a8
  rosetta.0.4.0                                      d20445408e7c
  rresult.0.7.0                                      bd921cc3de54
  sendmail.0.8.1                                     85d1d9aa4fb9
  sexplib0.v0.17.0                                   055934f8e366
  tls.0.17.5                                         4ca2e0771e03
  tls-lwt.0.17.5                                     44009178c2b7
  topkg.1.1.1                                        2919b4412ec4
  unstrctrd.0.4                                      7230e53c6152
  uutf.1.0.4                                         6b15766ffe2a
  uuuu.0.4.0                                         820e193e99c3
  x509.0.16.5                                        a784e04297c0
  yuscii.0.3.0                                       8295b9604235
  zarith.1.14                                        345688a9ddb6
=== STDOUT ===
Processing: [default: loading data]
[letters.0.3.3: dl]
[letters.0.3.3: extract]
-> retrieved letters.0.3.3  (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.0.3.3)
- (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/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 42, characters 3-17:
- 42 |   ?authentication
-         ^^^^^^^^^^^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 40, characters 3-7:
- 40 |   ?port
-         ^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 95, characters 33-47:
- 95 | 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 95, characters 19-23:
- 95 | 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/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/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 42, characters 3-17:
- 42 |   ?authentication
-         ^^^^^^^^^^^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 40, characters 3-7:
- 40 |   ?port
-         ^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
- 
- File "lib/sendmail_handler.ml", line 95, characters 33-47:
- 95 | 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 95, characters 19-23:
- 95 | let run ~hostname ?port ~domain ?authentication ~tls_authenticator ~from ~recipients ~mail
-                         ^^^^
- Warning 16 [unerasable-optional-argument]: this optional argument cannot be erased.
-> compiled  letters.0.3.3
-> installed letters.0.3.3
[WARNING] Opam package conf-pkg-config.5 depends on the following system package that can no longer be found: pkg-config

=== STDERR ===

2026-09-07 15:48.56: OK: build letters.0.3.3 (runc: 3.6s, disk: 18KB)
2026-09-07 15:48.56: Job succeeded