Build:
  1. 0
2026-06-16 16:01.19: New job: build hvsock.2.0.0 (6594d2d2afe1)
2026-06-16 16:01.19: Waiting for resource in pool day11-builds
2026-06-16 16:46.58: Got resource from pool day11-builds
2026-06-16 16:46.58: [profile full] build hvsock.2.0.0
2026-06-16 16:46.58: build hvsock.2.0.0 (6594d2d2afe1)
=== DEPENDENCIES (37 transitive) ===
  angstrom.0.16.1                                    a499461c2439
  base-bytes.base                                    70d0daec7841
  base-threads.base                                  b7164ff76afe
  base-unix.base                                     839dc585f12d
  base64.3.5.2                                       7e79ef192159
  bigarray-compat.1.1.0                              ecf1ac9cc3fe
  bigstringaf.0.10.0                                 b0e2fb8e5d3b
  cmdliner.1.0.4                                     21f48820c70e
  cppo.1.8.0                                         ea583d2d3bbb
  csexp.1.5.2                                        ec63db2dab31
  cstruct.6.0.1                                      db62722d8978
  dune.3.23.1                                        5402470d931c
  dune-configurator.3.23.1                           58f4a3f92083
  duration.0.3.1                                     d4a7947dd7f6
  fmt.0.9.0                                          3efe0e21582d
  logs.0.7.0                                         41378b394e97
  lwt.6.1.2                                          4f8aa1aa7c72
  mirage-clock.2.0.0                                 53b4c1e3510e
  mirage-device.1.2.0                                613a23aca80b
  mirage-flow.1.6.0                                  d21652c87f00
  mirage-flow-lwt.1.6.0                              4cf3202a17d1
  mirage-time.1.3.0                                  97a850df1fe4
  mirage-time-lwt.1.3.0                              b499fbdd330c
  ocaml.4.14.4                                       cb826ea44eb2
  ocaml-base-compiler.4.14.4                         d2f775f983d7
  ocaml-config.2                                     669e0fcf9e4d
  ocaml-syntax-shims.1.0.0                           8e1b0ec7f904
  ocamlbuild.0.16.1                                  8f6c52e6fce8
  ocamlfind.1.9.8                                    6025f4a8e98e
  ocplib-endian.1.2                                  4dbd3fe91c51
  sha.1.15.4                                         612fa7082e16
  stdlib-shims.0.3.0                                 e2dd0beb9112
  stringext.1.6.0                                    d29c9ca4a03c
  topkg.1.1.1                                        ab549298f3fc
  uri.4.4.0                                          a28bedf1b002
  uuidm.0.9.7                                        1953a4ebd89a
  uutf.1.0.3                                         4ead234b5a5a
=== STDOUT ===
Processing: [default: loading data]
[hvsock.2.0.0: dl]
[hvsock.2.0.0: extract]
-> retrieved hvsock.2.0.0  (https://opam.ocaml.org/cache)
[hvsock: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "hvsock" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/hvsock.2.0.0)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -w A-4-41-44 -warn-error +1..49 -safe-string -principal -strict-sequence -g -bin-annot -I lib/.hvsock.objs/byte -I /home/opam/.opam/default/lib/angstrom -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/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/uutf -no-alias-deps -open Hvsock -o lib/.hvsock.objs/byte/hvsock__Af_common.cmo -c -impl lib/af_common.ml)
- File "lib/af_common.ml", line 1:
- Warning 70 [missing-mli]: Cannot find interface file.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -safe-string -principal -strict-sequence -g -bin-annot -I lwt/.hvsock_lwt.objs/byte -I /home/opam/.opam/default/lib/angstrom -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/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/duration -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/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-time -I /home/opam/.opam/default/lib/mirage-time-lwt -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/uutf -I lib/.hvsock.objs/byte -intf-suffix .ml -no-alias-deps -open Hvsock_lwt -o lwt/.hvsock_lwt.objs/byte/hvsock_lwt__Cstructs.cmo -c -impl lwt/cstructs.ml)
- File "lwt/cstructs.ml", line 26, characters 39-50:
- 26 | let len = List.fold_left (fun acc c -> Cstruct.len c + acc) 0
-                                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/cstructs.ml", line 38, characters 13-24:
- 38 |     let y' = Cstruct.len y in
-                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/cstructs.ml", line 50, characters 25-36:
- 50 |       let to_take = min (Cstruct.len t) n in
-                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -safe-string -principal -strict-sequence -g -bin-annot -I lwt/.hvsock_lwt.objs/byte -I /home/opam/.opam/default/lib/angstrom -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/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/duration -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/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-time -I /home/opam/.opam/default/lib/mirage-time-lwt -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/uutf -I lib/.hvsock.objs/byte -no-alias-deps -open Hvsock_lwt -o lwt/.hvsock_lwt.objs/byte/hvsock_lwt__Buffering.cmo -c -impl lwt/buffering.ml)
- File "lwt/buffering.ml", line 172, characters 13-24:
- 172 |           if Cstruct.len remaining = 0 then begin
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/buffering.ml", line 175, characters 42-53:
- 175 |             let to_read = min t.read_max (Cstruct.len remaining) in
-                                                 ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/buffering.ml", line 184, characters 56-67:
- 184 |             t.read_buffers_len <- t.read_buffers_len + (Cstruct.len data);
-                                                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/buffering.ml", line 273, characters 58-69:
- 273 |         flow.read_buffers_len <- flow.read_buffers_len - (Cstruct.len result);
-                                                                 ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/buffering.ml", line 307, characters 45-56:
- 307 |     let len = List.fold_left (+) 0 (List.map Cstruct.len bufs) in
-                                                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -safe-string -principal -strict-sequence -g -I lwt/.hvsock_lwt.objs/byte -I lwt/.hvsock_lwt.objs/native -I /home/opam/.opam/default/lib/angstrom -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/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/duration -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/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-time -I /home/opam/.opam/default/lib/mirage-time-lwt -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/uutf -I lib/.hvsock.objs/byte -I lib/.hvsock.objs/native -intf-suffix .ml -no-alias-deps -open Hvsock_lwt -o lwt/.hvsock_lwt.objs/native/hvsock_lwt__Cstructs.cmx -c -impl lwt/cstructs.ml)
- File "lwt/cstructs.ml", line 26, characters 39-50:
- 26 | let len = List.fold_left (fun acc c -> Cstruct.len c + acc) 0
-                                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/cstructs.ml", line 38, characters 13-24:
- 38 |     let y' = Cstruct.len y in
-                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/cstructs.ml", line 50, characters 25-36:
- 50 |       let to_take = min (Cstruct.len t) n in
-                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -I src/.hvcat.eobjs/byte -I /home/opam/.opam/default/lib/angstrom -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/bytes -I /home/opam/.opam/default/lib/cmdliner -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/duration -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/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-time -I /home/opam/.opam/default/lib/mirage-time-lwt -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocplib-endian -I /home/opam/.opam/default/lib/ocplib-endian/bigstring -I /home/opam/.opam/default/lib/sha -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/uutf -I lib/.hvsock.objs/byte -I lwt/.hvsock_lwt.objs/byte -I lwt_unix/.hvsock_lwt_unix.objs/byte -no-alias-deps -o src/.hvcat.eobjs/byte/sock_stress.cmo -c -impl src/sock_stress.ml)
- File "src/sock_stress.ml", line 74, characters 56-67:
- 74 |       debug "%d: send_receive_verify reader read %d" i (Cstruct.len buf);
-                                                              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/sock_stress.ml", line 77, characters 19-30:
- 77 |       reader (n + (Cstruct.len buf))
-                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/sock_stress.ml", line 92, characters 21-32:
- 92 |         for i = 0 to Cstruct.len buf - 1 do
-                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -safe-string -principal -strict-sequence -g -bin-annot -I lwt/.hvsock_lwt.objs/byte -I /home/opam/.opam/default/lib/angstrom -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/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/duration -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/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-time -I /home/opam/.opam/default/lib/mirage-time-lwt -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/uutf -I lib/.hvsock.objs/byte -intf-suffix .ml -no-alias-deps -open Hvsock_lwt -o lwt/.hvsock_lwt.objs/byte/hvsock_lwt__Flow_shutdown.cmo -c -impl lwt/flow_shutdown.ml)
- File "lwt/flow_shutdown.ml", line 101, characters 7-18:
- 101 |     if Cstruct.len remaining = 0
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 124, characters 7-18:
- 124 |     if Cstruct.len remaining = 0
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 224, characters 16-27:
- 224 |       let len = Cstruct.len remaining in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 276, characters 5-16:
- 276 |   if Cstruct.len flow.leftover = 0 then
-            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 288, characters 5-16:
- 288 |   if Cstruct.len buf = 0
-            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 291, characters 7-18:
- 291 |     if Cstruct.len flow.leftover = 0 then begin
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 296, characters 34-45:
- 296 |             let to_consume = min (Cstruct.len buf) (Cstruct.len payload) in
-                                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 296, characters 52-63:
- 296 |             let to_consume = min (Cstruct.len buf) (Cstruct.len payload) in
-                                                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 304, characters 28-39:
- 304 |       let to_consume = min (Cstruct.len buf) (Cstruct.len flow.leftover) in
-                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 304, characters 46-57:
- 304 |       let to_consume = min (Cstruct.len buf) (Cstruct.len flow.leftover) in
-                                                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -safe-string -principal -strict-sequence -g -I lwt/.hvsock_lwt.objs/byte -I lwt/.hvsock_lwt.objs/native -I /home/opam/.opam/default/lib/angstrom -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/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/duration -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/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-time -I /home/opam/.opam/default/lib/mirage-time-lwt -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/uutf -I lib/.hvsock.objs/byte -I lib/.hvsock.objs/native -intf-suffix .ml -no-alias-deps -open Hvsock_lwt -o lwt/.hvsock_lwt.objs/native/hvsock_lwt__Flow_shutdown.cmx -c -impl lwt/flow_shutdown.ml)
- File "lwt/flow_shutdown.ml", line 101, characters 7-18:
- 101 |     if Cstruct.len remaining = 0
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 124, characters 7-18:
- 124 |     if Cstruct.len remaining = 0
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 224, characters 16-27:
- 224 |       let len = Cstruct.len remaining in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 276, characters 5-16:
- 276 |   if Cstruct.len flow.leftover = 0 then
-            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 288, characters 5-16:
- 288 |   if Cstruct.len buf = 0
-            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 291, characters 7-18:
- 291 |     if Cstruct.len flow.leftover = 0 then begin
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 296, characters 34-45:
- 296 |             let to_consume = min (Cstruct.len buf) (Cstruct.len payload) in
-                                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 296, characters 52-63:
- 296 |             let to_consume = min (Cstruct.len buf) (Cstruct.len payload) in
-                                                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 304, characters 28-39:
- 304 |       let to_consume = min (Cstruct.len buf) (Cstruct.len flow.leftover) in
-                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/flow_shutdown.ml", line 304, characters 46-57:
- 304 |       let to_consume = min (Cstruct.len buf) (Cstruct.len flow.leftover) in
-                                                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -safe-string -principal -strict-sequence -g -I lwt/.hvsock_lwt.objs/byte -I lwt/.hvsock_lwt.objs/native -I /home/opam/.opam/default/lib/angstrom -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/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/duration -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/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-time -I /home/opam/.opam/default/lib/mirage-time-lwt -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/uutf -I lib/.hvsock.objs/byte -I lib/.hvsock.objs/native -intf-suffix .ml -no-alias-deps -open Hvsock_lwt -o lwt/.hvsock_lwt.objs/native/hvsock_lwt__Buffering.cmx -c -impl lwt/buffering.ml)
- File "lwt/buffering.ml", line 172, characters 13-24:
- 172 |           if Cstruct.len remaining = 0 then begin
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/buffering.ml", line 175, characters 42-53:
- 175 |             let to_read = min t.read_max (Cstruct.len remaining) in
-                                                 ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/buffering.ml", line 184, characters 56-67:
- 184 |             t.read_buffers_len <- t.read_buffers_len + (Cstruct.len data);
-                                                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/buffering.ml", line 273, characters 58-69:
- 273 |         flow.read_buffers_len <- flow.read_buffers_len - (Cstruct.len result);
-                                                                 ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lwt/buffering.ml", line 307, characters 45-56:
- 307 |     let len = List.fold_left (+) 0 (List.map Cstruct.len bufs) in
-                                                    ^^^^^^^^^^^
- 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 src/.hvcat.eobjs/byte -I src/.hvcat.eobjs/native -I /home/opam/.opam/default/lib/angstrom -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/bytes -I /home/opam/.opam/default/lib/cmdliner -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/duration -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/mirage-clock -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-flow -I /home/opam/.opam/default/lib/mirage-flow-lwt -I /home/opam/.opam/default/lib/mirage-time -I /home/opam/.opam/default/lib/mirage-time-lwt -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocplib-endian -I /home/opam/.opam/default/lib/ocplib-endian/bigstring -I /home/opam/.opam/default/lib/sha -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/uutf -I lib/.hvsock.objs/byte -I lib/.hvsock.objs/native -I lwt/.hvsock_lwt.objs/byte -I lwt/.hvsock_lwt.objs/native -I lwt_unix/.hvsock_lwt_unix.objs/byte -I lwt_unix/.hvsock_lwt_unix.objs/native -intf-suffix .ml -no-alias-deps -o src/.hvcat.eobjs/native/sock_stress.cmx -c -impl src/sock_stress.ml)
- File "src/sock_stress.ml", line 74, characters 56-67:
- 74 |       debug "%d: send_receive_verify reader read %d" i (Cstruct.len buf);
-                                                              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/sock_stress.ml", line 77, characters 19-30:
- 77 |       reader (n + (Cstruct.len buf))
-                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/sock_stress.ml", line 92, characters 21-32:
- 92 |         for i = 0 to Cstruct.len buf - 1 do
-                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
-> compiled  hvsock.2.0.0
-> installed hvsock.2.0.0

=== STDERR ===

2026-06-16 16:47.25: OK: build hvsock.2.0.0 (runc: 6.6s, disk: 31KB)
2026-06-16 16:47.25: Job succeeded