Build:
  1. 0
2026-06-20 20:05.43: New job: build sendmail.0.4.2 (75c8f5db99d4)
2026-06-20 20:05.43: Waiting for resource in pool day11-builds
2026-06-20 20:15.48: Got resource from pool day11-builds
2026-06-20 20:15.48: [profile full] build sendmail.0.4.2
2026-06-20 20:15.48: build sendmail.0.4.2 (75c8f5db99d4)
=== DEPENDENCIES (67 transitive) ===
  angstrom.0.16.1                                    9dba91b01df8
  asn1-combinators.0.2.6                             5647b7d00ddd
  base.v0.17.3                                       ed6c283aa9a9
  base-bytes.base                                    ec2393fe4c6d
  base-threads.base                                  b7164ff76afe
  base-unix.base                                     839dc585f12d
  base64.3.5.2                                       7d4a72292fa4
  bigarray-compat.1.1.0                              03fdddc1554e
  bigstringaf.0.10.0                                 ada01208baf7
  cmdliner.1.3.0                                     207b321bdb62
  colombe.0.4.2                                      fd57fb164ac1
  compiler-cloning.enabled                           0d2606125f88
  conf-gmp.5                                         61e3c79e0ddf
  conf-gmp-powm-sec.4                                ceb17ad6499b
  conf-pkg-config.5                                  64c6b37d622b
  cppo.1.8.0                                         2299340fea15
  csexp.1.5.2                                        315ecef51574
  cstruct.6.0.1                                      152516e67534
  cstruct-sexp.6.0.1                                 10c7f73b5c5b
  domain-name.0.5.0                                  e97e12c680b8
  dune.3.23.1                                        dbfeecb5ca10
  dune-configurator.3.23.1                           8afe79196456
  duration.0.3.1                                     5f56d26b47cd
  emile.1.1                                          a206e2373fa8
  eqaf.0.9                                           4288b275d04f
  fmt.0.11.0                                         feecefc1fa30
  gmap.0.3.0                                         ef83cf55aea1
  hkdf.1.0.4                                         5433c638f2cf
  ipaddr.5.6.2                                       ad5d20f2f901
  ipaddr-sexp.5.6.2                                  5dccf4d61bd7
  logs.0.10.0                                        8aa523877e7a
  lwt.6.1.2                                          ed1e822009bb
  macaddr.5.6.2                                      f0cb010d836e
  mirage-crypto.0.10.7                               c0b25ca3419c
  mirage-crypto-ec.0.10.7                            4d838310e5f6
  mirage-crypto-pk.0.10.7                            0a0e155f01f0
  mirage-crypto-rng.0.10.7                           c7f7ef4ee6d8
  mirage-no-solo5.1                                  803bfa75355c
  mirage-no-xen.1                                    4be74a6adaa9
  mtime.2.1.0                                        4e48728d58ed
  num.1.6                                            94f72f650e98
  ocaml.5.5.0                                        1b4132bddf48
  ocaml-base-compiler.5.5.0                          1901c3a760c1
  ocaml-compiler.5.5.0                               5f593a0b4a8c
  ocaml-compiler-libs.v0.17.0                        6373bfde8e91
  ocaml-syntax-shims.1.0.0                           ab53fc8c6e2d
  ocaml_intrinsics_kernel.v0.17.2                    1db91ca91065
  ocamlbuild.0.16.1                                  b485a4f69c01
  ocamlfind.1.9.8                                    5b46f9d92bbd
  ocplib-endian.1.2                                  e43423130776
  parsexp.v0.17.0                                    7d275d842ed2
  pbkdf.1.2.0                                        71a23508b756
  pecu.0.7                                           a9b4107628ff
  ppx_cstruct.6.0.1                                  61f92bbf097e
  ppx_derivers.1.2.1                                 2a3f00c1f6d2
  ppx_sexp_conv.v0.17.1                              46278ff8ffcb
  ppxlib.0.38.0                                      c01fe47fa7a4
  ppxlib_jane.v0.17.4                                8a4c4328ddf0
  ptime.1.2.0                                        e003e9829314
  sexplib.v0.17.0                                    c0adfbf904aa
  sexplib0.v0.17.0                                   313244870034
  stdlib-shims.0.3.0                                 9047e6396dc4
  tls.0.15.4                                         2d7f141c1568
  topkg.1.1.1                                        8e3718e4cf5c
  uutf.1.0.4                                         5eba884574a2
  x509.0.16.5                                        0130bbfc2f81
  zarith.1.14                                        f91322a5735e
=== 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/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.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/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 ===

2026-06-20 20:16.02: OK: build sendmail.0.4.2 (runc: 2.1s, disk: 30KB)
2026-06-20 20:16.02: Job succeeded