Build:
  1. 0
2026-06-20 20:05.43: New job: build sendmail.0.4.1 (9f0e65676ad4)
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.0.4.1
2026-06-20 20:15.48: build sendmail.0.4.1 (9f0e65676ad4)
=== DEPENDENCIES (63 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
  colombe.0.4.1                                      e5785283f9dd
  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
  eqaf.0.9                                           4288b275d04f
  fmt.0.11.0                                         13e83cd80bf7
  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                                        9f6cb6c33ade
  lwt.6.1.2                                          ed1e822009bb
  macaddr.5.6.2                                      f0cb010d836e
  mirage-crypto.0.10.7                               c0b25ca3419c
  mirage-crypto-ec.0.10.7                            fe4372c1eb22
  mirage-crypto-pk.0.10.7                            1ead2bef2719
  mirage-crypto-rng.0.10.7                           f3a6e9f97242
  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
  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                                         2b0ad8e223a9
  topkg.1.1.1                                        8e3718e4cf5c
  x509.0.16.5                                        b3f8ac6ea992
  zarith.1.14                                        f91322a5735e
=== STDOUT ===
Processing: [default: loading data]
[sendmail.0.4.1: extract]
-> retrieved sendmail.0.4.1  (cached)
[sendmail: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "sendmail" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/sendmail.0.4.1)
- (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 119, characters 45-53:
- 119 |             let payload = Base64.encode_exn (Fmt.strf "\000%s\000%s" username password) in
-                                                    ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail.ml", line 123, characters 45-53:
- 123 |             let payload = Base64.encode_exn (Fmt.strf "%s\000%s\000%s" x username password) in
-                                                    ^^^^^^^^
- 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 119, characters 45-53:
- 119 |             let payload = Base64.encode_exn (Fmt.strf "\000%s\000%s" username password) in
-                                                    ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail.ml", line 123, characters 45-53:
- 123 |             let payload = Base64.encode_exn (Fmt.strf "%s\000%s\000%s" x username password) in
-                                                    ^^^^^^^^
- 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 216, characters 11-22:
- 216 |         if Cstruct.len raw = 0
-                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 218, characters 75-86:
- 218 |         else Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; } in
-                                                                                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 219, characters 68-79:
- 219 |       Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; }
-                                                                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 243, characters 13-24:
- 243 |           if Cstruct.len raw = 0
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 247, characters 77-88:
- 247 |           else Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; } in
-                                                                                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 248, characters 70-81:
- 248 |         Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; }
-                                                                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 256, characters 51-62:
- 256 |         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 257, characters 17-28:
- 257 |         if len < Cstruct.len raw then Fmt.failwith "Read buffer is full and TLS handshake is not done" ;
-                        ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 283, characters 86-97:
- 283 |   let rec go_with_tls ctx fiber delayed_data = 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 293, characters 63-74:
- 293 |         Write { k; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; }
-                                                                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 300, characters 25-36:
- 300 |           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 314, characters 15-26:
- 314 |             if Cstruct.len raw = 0
-                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 316, characters 79-90:
- 316 |             else Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; } in
-                                                                                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 317, characters 72-83:
- 317 |           Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; }
-                                                                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 358, characters 9-20:
- 358 |       if Cstruct.len raw = 0
-                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 360, characters 73-84:
- 360 |       else Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw } in
-                                                                                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 370, characters 66-77:
- 370 |     Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw }
-                                                                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 391, characters 11-22:
- 391 |         if Cstruct.len raw = 0
-                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 397, characters 23-34:
- 397 |                 ; len= Cstruct.len raw } in
-                              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 398, characters 67-78:
- 398 |       Write { k= loop; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw }
-                                                                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 446, characters 45-53:
- 446 |             let payload = Base64.encode_exn (Fmt.strf "\000%s\000%s" username password) in
-                                                    ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 450, characters 45-53:
- 450 |             let payload = Base64.encode_exn (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 583, characters 30-41:
- 583 |           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 216, characters 11-22:
- 216 |         if Cstruct.len raw = 0
-                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 218, characters 75-86:
- 218 |         else Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; } in
-                                                                                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 219, characters 68-79:
- 219 |       Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; }
-                                                                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 243, characters 13-24:
- 243 |           if Cstruct.len raw = 0
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 247, characters 77-88:
- 247 |           else Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; } in
-                                                                                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 248, characters 70-81:
- 248 |         Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; }
-                                                                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 256, characters 51-62:
- 256 |         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 257, characters 17-28:
- 257 |         if len < Cstruct.len raw then Fmt.failwith "Read buffer is full and TLS handshake is not done" ;
-                        ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 283, characters 86-97:
- 283 |   let rec go_with_tls ctx fiber delayed_data = 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 293, characters 63-74:
- 293 |         Write { k; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; }
-                                                                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 300, characters 25-36:
- 300 |           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 314, characters 15-26:
- 314 |             if Cstruct.len raw = 0
-                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 316, characters 79-90:
- 316 |             else Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; } in
-                                                                                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 317, characters 72-83:
- 317 |           Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw; }
-                                                                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 358, characters 9-20:
- 358 |       if Cstruct.len raw = 0
-                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 360, characters 73-84:
- 360 |       else Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw } in
-                                                                                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 370, characters 66-77:
- 370 |     Write { k= k raw; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw }
-                                                                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 391, characters 11-22:
- 391 |         if Cstruct.len raw = 0
-                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 397, characters 23-34:
- 397 |                 ; len= Cstruct.len raw } in
-                              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 398, characters 67-78:
- 398 |       Write { k= loop; buffer= Cstruct.to_string raw; off= 0; len= Cstruct.len raw }
-                                                                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 446, characters 45-53:
- 446 |             let payload = Base64.encode_exn (Fmt.strf "\000%s\000%s" username password) in
-                                                    ^^^^^^^^
- Alert deprecated: Fmt.strf
- use Fmt.str instead.
- 
- File "sendmail/sendmail_with_starttls.ml", line 450, characters 45-53:
- 450 |             let payload = Base64.encode_exn (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 583, characters 30-41:
- 583 |           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.0.4.1
-> installed sendmail.0.4.1
[WARNING] Opam package conf-gmp.5 depends on the following system package that can no longer be found: libgmp-dev

=== STDERR ===

2026-06-20 20:16.22: OK: build sendmail.0.4.1 (runc: 3.1s, disk: 31KB)
2026-06-20 20:16.22: Job succeeded