Build:
  1. 0
2026-06-19 21:18.13: New job: build sendmail.0.4.2 (b15345d21574)
2026-06-19 21:18.13: Waiting for resource in pool day11-builds
2026-06-19 21:35.17: Got resource from pool day11-builds
2026-06-19 21:35.17: [profile full] build sendmail.0.4.2
2026-06-19 21:35.17: build sendmail.0.4.2 (b15345d21574)
=== DEPENDENCIES (66 transitive) ===
  angstrom.0.16.1                                    bd7754fc8841
  asn1-combinators.0.2.6                             034224a1a4a5
  base.v0.17.3                                       c7e5188298bb
  base-bytes.base                                    38023b842165
  base-threads.base                                  b7164ff76afe
  base-unix.base                                     839dc585f12d
  base64.3.5.2                                       53d1197204e9
  bigarray-compat.1.1.0                              f132a29a396b
  bigstringaf.0.10.0                                 040f808ac005
  cmdliner.1.3.0                                     4cbf8dfc71ce
  colombe.0.4.2                                      42474a6d24c6
  conf-gmp.5                                         61e3c79e0ddf
  conf-gmp-powm-sec.4                                ceb17ad6499b
  conf-pkg-config.5                                  64c6b37d622b
  cppo.1.8.0                                         58ff60202126
  csexp.1.5.2                                        6a11fd34e537
  cstruct.6.0.1                                      255c06436eb1
  cstruct-sexp.6.0.1                                 a49761fe0123
  domain-name.0.5.0                                  291a718ce0c7
  dune.3.23.1                                        b9e31df96092
  dune-configurator.3.23.1                           cdae849f232e
  duration.0.3.1                                     b70ab2cee18c
  emile.1.1                                          e92b5638f903
  eqaf.0.9                                           be0b8d73aa70
  fmt.0.11.0                                         edad52c5aeb5
  gmap.0.3.0                                         5d1581b7a76d
  hkdf.1.0.4                                         5a082b83a272
  ipaddr.5.6.2                                       ed9fed45ab0e
  ipaddr-sexp.5.6.2                                  05e9bbd77da6
  logs.0.10.0                                        fa2240e21a0f
  lwt.6.1.2                                          f9825635bd29
  macaddr.5.6.2                                      1208146b6eec
  mirage-crypto.0.10.7                               c81a186e705a
  mirage-crypto-ec.0.10.7                            24863cc0f8cf
  mirage-crypto-pk.0.10.7                            ae21b53137ef
  mirage-crypto-rng.0.10.7                           ede4db8c4e61
  mirage-no-solo5.1                                  e053433afa66
  mirage-no-xen.1                                    64acc464f0bc
  mtime.2.1.0                                        62cda09cc640
  num.1.6                                            1d184d02a6f2
  ocaml.5.5.0                                        7bdffd2f55d9
  ocaml-base-compiler.5.5.0                          88ac983b1a28
  ocaml-compiler.5.5.0                               8d77bbea3746
  ocaml-compiler-libs.v0.17.0                        6bb2fe976db3
  ocaml-syntax-shims.1.0.0                           183301050163
  ocaml_intrinsics_kernel.v0.17.2                    f1834f130868
  ocamlbuild.0.16.1                                  b61d8be21b8c
  ocamlfind.1.9.8                                    1872268d1aec
  ocplib-endian.1.2                                  2e63c292ed3b
  parsexp.v0.17.0                                    32afa7c7ac17
  pbkdf.1.2.0                                        e827e5476283
  pecu.0.7                                           9daad8ca8504
  ppx_cstruct.6.0.1                                  6b7da3cf2115
  ppx_derivers.1.2.1                                 e49491a38353
  ppx_sexp_conv.v0.17.1                              506aaee9061f
  ppxlib.0.38.0                                      495045ef7a3c
  ppxlib_jane.v0.17.4                                fa1edbbc41e8
  ptime.1.2.0                                        501cd1c732e7
  sexplib.v0.17.0                                    a3c31166922a
  sexplib0.v0.17.0                                   4906aac5ee08
  stdlib-shims.0.3.0                                 4aecff888649
  tls.0.15.4                                         7a8039ab39fb
  topkg.1.1.1                                        ecfbf436618b
  uutf.1.0.4                                         baeaf1a61558
  x509.0.16.5                                        dd7f8bf9f25a
  zarith.1.14                                        288b4b675a74
=== STDOUT ===
Processing: [default: loading data]
[sendmail.0.4.2: extract]
-> retrieved sendmail.0.4.2  (cached)
[sendmail: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "sendmail" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/sendmail.0.4.2)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -I sendmail/.sendmail.objs/byte -I /home/opam/.opam/default/lib/angstrom -I /home/opam/.opam/default/lib/base64 -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/colombe -I /home/opam/.opam/default/lib/domain-name -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/ipaddr -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/macaddr -cmi-file sendmail/.sendmail.objs/byte/sendmail.cmi -no-alias-deps -o sendmail/.sendmail.objs/byte/sendmail.cmo -c -impl sendmail/sendmail.ml)
- File "sendmail/sendmail.ml", line 136, characters 37-45:
- 136 |                   Base64.encode_exn (Fmt.strf "\000%s\000%s" username password)
-                                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail.ml", line 144, characters 21-29:
- 144 |                     (Fmt.strf "%s\000%s\000%s" x username password) in
-                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail.ml", line 150, characters 37-45:
- 150 |                   Base64.encode_exn (Fmt.strf "\000%s\000%s" username password)
-                                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I sendmail/.sendmail.objs/byte -I sendmail/.sendmail.objs/native -I /home/opam/.opam/default/lib/angstrom -I /home/opam/.opam/default/lib/base64 -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/colombe -I /home/opam/.opam/default/lib/domain-name -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/ipaddr -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/macaddr -cmi-file sendmail/.sendmail.objs/byte/sendmail.cmi -no-alias-deps -o sendmail/.sendmail.objs/native/sendmail.cmx -c -impl sendmail/sendmail.ml)
- File "sendmail/sendmail.ml", line 136, characters 37-45:
- 136 |                   Base64.encode_exn (Fmt.strf "\000%s\000%s" username password)
-                                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail.ml", line 144, characters 21-29:
- 144 |                     (Fmt.strf "%s\000%s\000%s" x username password) in
-                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail.ml", line 150, characters 37-45:
- 150 |                   Base64.encode_exn (Fmt.strf "\000%s\000%s" username password)
-                                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -I sendmail/.sendmail_with_starttls.objs/byte -I /home/opam/.opam/default/lib/angstrom -I /home/opam/.opam/default/lib/asn1-combinators -I /home/opam/.opam/default/lib/base64 -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/colombe -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/cstruct-sexp -I /home/opam/.opam/default/lib/domain-name -I /home/opam/.opam/default/lib/eqaf -I /home/opam/.opam/default/lib/eqaf/bigstring -I /home/opam/.opam/default/lib/eqaf/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/gmap -I /home/opam/.opam/default/lib/hkdf -I /home/opam/.opam/default/lib/ipaddr -I /home/opam/.opam/default/lib/ipaddr-sexp -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/macaddr -I /home/opam/.opam/default/lib/mirage-crypto -I /home/opam/.opam/default/lib/mirage-crypto-ec -I /home/opam/.opam/default/lib/mirage-crypto-pk -I /home/opam/.opam/default/lib/mirage-crypto-rng -I /home/opam/.opam/default/lib/parsexp -I /home/opam/.opam/default/lib/pbkdf -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/ptime -I /home/opam/.opam/default/lib/sexplib -I /home/opam/.opam/default/lib/sexplib0 -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/tls -I /home/opam/.opam/default/lib/x509 -I /home/opam/.opam/default/lib/zarith -I sendmail/.sendmail.objs/byte -cmi-file sendmail/.sendmail_with_starttls.objs/byte/sendmail_with_starttls.cmi -no-alias-deps -o sendmail/.sendmail_with_starttls.objs/byte/sendmail_with_starttls.cmo -c -impl sendmail/sendmail_with_starttls.ml)
- File "sendmail/sendmail_with_starttls.ml", line 251, characters 13-24:
- 251 |           if Cstruct.len raw = 0
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 259, characters 22-33:
- 259 |                 len = Cstruct.len raw;
-                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 266, characters 18-29:
- 266 |             len = Cstruct.len raw;
-                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 291, characters 15-26:
- 291 |             if Cstruct.len raw = 0
-                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 309, characters 24-35:
- 309 |                   len = Cstruct.len raw;
-                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 316, characters 20-31:
- 316 |               len = Cstruct.len raw;
-                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 326, characters 53-64:
- 326 |           let len = min (Bytes.length buffer - max) (Cstruct.len raw) in
-                                                            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 327, characters 19-30:
- 327 |           if len < Cstruct.len raw
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 362, characters 44-55:
- 362 |     match (ctx.Context_with_tls.tls, fiber, Cstruct.len delayed_data) with
-                                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 381, characters 22-33:
- 381 |                 len = Cstruct.len raw;
-                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 397, characters 29-40:
- 397 |               let len = min (Cstruct.len raw) len_0 in
-                                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 411, characters 19-30:
- 411 |                 if Cstruct.len raw = 0
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 419, characters 28-39:
- 419 |                       len = Cstruct.len raw;
-                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 426, characters 24-35:
- 426 |                   len = Cstruct.len raw;
-                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 477, characters 9-20:
- 477 |       if Cstruct.len raw = 0
-                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 488, characters 18-29:
- 488 |             len = Cstruct.len raw;
-                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 504, characters 14-25:
- 504 |         len = Cstruct.len raw;
-                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 529, characters 13-24:
- 529 |           if Cstruct.len raw = 0
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 537, characters 22-33:
- 537 |                 len = Cstruct.len raw;
-                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 544, characters 18-29:
- 544 |             len = Cstruct.len raw;
-                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 598, characters 37-45:
- 598 |                   Base64.encode_exn (Fmt.strf "\000%s\000%s" username password)
-                                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 606, characters 21-29:
- 606 |                     (Fmt.strf "%s\000%s\000%s" x username password) in
-                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 612, characters 37-45:
- 612 |                   Base64.encode_exn (Fmt.strf "\000%s\000%s" username password)
-                                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 764, characters 36-47:
- 764 |                 rdwr.wr flow buf 0 (Cstruct.len raw) >>= fun () -> go state
-                                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I sendmail/.sendmail_with_starttls.objs/byte -I sendmail/.sendmail_with_starttls.objs/native -I /home/opam/.opam/default/lib/angstrom -I /home/opam/.opam/default/lib/asn1-combinators -I /home/opam/.opam/default/lib/base64 -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bigstringaf -I /home/opam/.opam/default/lib/colombe -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/cstruct-sexp -I /home/opam/.opam/default/lib/domain-name -I /home/opam/.opam/default/lib/eqaf -I /home/opam/.opam/default/lib/eqaf/bigstring -I /home/opam/.opam/default/lib/eqaf/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/gmap -I /home/opam/.opam/default/lib/hkdf -I /home/opam/.opam/default/lib/ipaddr -I /home/opam/.opam/default/lib/ipaddr-sexp -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/macaddr -I /home/opam/.opam/default/lib/mirage-crypto -I /home/opam/.opam/default/lib/mirage-crypto-ec -I /home/opam/.opam/default/lib/mirage-crypto-pk -I /home/opam/.opam/default/lib/mirage-crypto-rng -I /home/opam/.opam/default/lib/parsexp -I /home/opam/.opam/default/lib/pbkdf -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/ptime -I /home/opam/.opam/default/lib/sexplib -I /home/opam/.opam/default/lib/sexplib0 -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/tls -I /home/opam/.opam/default/lib/x509 -I /home/opam/.opam/default/lib/zarith -I sendmail/.sendmail.objs/byte -I sendmail/.sendmail.objs/native -cmi-file sendmail/.sendmail_with_starttls.objs/byte/sendmail_with_starttls.cmi -no-alias-deps -o sendmail/.sendmail_with_starttls.objs/native/sendmail_with_starttls.cmx -c -impl sendmail/sendmail_with_starttls.ml)
- File "sendmail/sendmail_with_starttls.ml", line 251, characters 13-24:
- 251 |           if Cstruct.len raw = 0
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 259, characters 22-33:
- 259 |                 len = Cstruct.len raw;
-                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 266, characters 18-29:
- 266 |             len = Cstruct.len raw;
-                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 291, characters 15-26:
- 291 |             if Cstruct.len raw = 0
-                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 309, characters 24-35:
- 309 |                   len = Cstruct.len raw;
-                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 316, characters 20-31:
- 316 |               len = Cstruct.len raw;
-                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 326, characters 53-64:
- 326 |           let len = min (Bytes.length buffer - max) (Cstruct.len raw) in
-                                                            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 327, characters 19-30:
- 327 |           if len < Cstruct.len raw
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 362, characters 44-55:
- 362 |     match (ctx.Context_with_tls.tls, fiber, Cstruct.len delayed_data) with
-                                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 381, characters 22-33:
- 381 |                 len = Cstruct.len raw;
-                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 397, characters 29-40:
- 397 |               let len = min (Cstruct.len raw) len_0 in
-                                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 411, characters 19-30:
- 411 |                 if Cstruct.len raw = 0
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 419, characters 28-39:
- 419 |                       len = Cstruct.len raw;
-                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 426, characters 24-35:
- 426 |                   len = Cstruct.len raw;
-                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 477, characters 9-20:
- 477 |       if Cstruct.len raw = 0
-                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 488, characters 18-29:
- 488 |             len = Cstruct.len raw;
-                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 504, characters 14-25:
- 504 |         len = Cstruct.len raw;
-                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 529, characters 13-24:
- 529 |           if Cstruct.len raw = 0
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 537, characters 22-33:
- 537 |                 len = Cstruct.len raw;
-                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 544, characters 18-29:
- 544 |             len = Cstruct.len raw;
-                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 598, characters 37-45:
- 598 |                   Base64.encode_exn (Fmt.strf "\000%s\000%s" username password)
-                                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 606, characters 21-29:
- 606 |                     (Fmt.strf "%s\000%s\000%s" x username password) in
-                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 612, characters 37-45:
- 612 |                   Base64.encode_exn (Fmt.strf "\000%s\000%s" username password)
-                                            ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 764, characters 36-47:
- 764 |                 rdwr.wr flow buf 0 (Cstruct.len raw) >>= fun () -> go state
-                                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
-> compiled  sendmail.0.4.2
-> installed sendmail.0.4.2
[WARNING] Opam package conf-gmp.5 depends on the following system package that can no longer be found: libgmp-dev

=== STDERR ===

2026-06-19 21:35.23: OK: build sendmail.0.4.2 (runc: 3.2s, disk: 30KB)
2026-06-19 21:35.23: Job succeeded