Build:
  1. 0
2026-06-16 17:04.12: New job: build mirage-channel-lwt.3.2.0 (cd472866ede6)
2026-06-16 17:04.12: Waiting for resource in pool day11-builds
2026-06-16 17:44.27: Got resource from pool day11-builds
2026-06-16 17:44.27: [profile full] build mirage-channel-lwt.3.2.0
2026-06-16 17:44.27: build mirage-channel-lwt.3.2.0 (cd472866ede6)
=== DEPENDENCIES (27 transitive) ===
  base-bytes.base                                    4e354a32e9ce
  base-threads.base                                  b7164ff76afe
  base-unix.base                                     839dc585f12d
  bigarray-compat.1.1.0                              daad11e8fd80
  conf-pkg-config.5                                  64c6b37d622b
  cppo.1.8.0                                         3c775a388c9d
  csexp.1.5.2                                        e2491a88a8e9
  cstruct.6.0.1                                      032f5c255d6e
  dune.3.23.1                                        d50060dd2cab
  dune-configurator.3.23.1                           83dd42d9abe2
  fmt.0.11.0                                         485b1e345597
  io-page.3.0.0                                      6f622bcea2ad
  logs.0.10.0                                        b430ad560988
  lwt.6.1.2                                          05e2b8e7a225
  mirage-channel.3.2.0                               b678b3f32d2b
  mirage-clock.2.0.0                                 975ad50bd042
  mirage-device.1.2.0                                4cae351ab4c4
  mirage-flow.1.6.0                                  287f7653434c
  mirage-flow-lwt.1.6.0                              9278376d190e
  ocaml.5.4.1                                        708fed352b2a
  ocaml-base-compiler.5.4.1                          89b85703f841
  ocaml-compiler.5.4.1                               a719b8419b8e
  ocaml-config.3                                     aa27f63940d8
  ocamlbuild.0.16.1                                  069fc1e567af
  ocamlfind.1.9.8                                    5cfa73ef65e7
  ocplib-endian.1.2                                  1d89a46df662
  topkg.1.1.1                                        4a88955a28b6
=== STDOUT ===
Processing: [default: loading data]
[mirage-channel-lwt.3.2.0: extract]
-> retrieved mirage-channel-lwt.3.2.0  (cached)
[mirage-channel-lwt: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "mirage-channel-lwt" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/mirage-channel-lwt.3.2.0)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -safe-string -g -bin-annot -bin-annot-occurrences -I lwt/.mirage_channel_lwt.objs/byte -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/mirage-channel -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 -cmi-file lwt/.mirage_channel_lwt.objs/byte/mirage_channel_lwt.cmi -no-alias-deps -o lwt/.mirage_channel_lwt.objs/byte/mirage_channel_lwt.cmo -c -impl lwt/mirage_channel_lwt.ml)
- File "lwt/mirage_channel_lwt.ml", line 68, characters 26-37:
- 68 |     | Ok (`Data buf) when Cstruct.len buf = 0 ->
-                                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 88, characters 20-31:
- 88 |     | Some buf when Cstruct.len buf = 0 -> ibuf_refill t >>=~ fun _ -> get_ibuf t
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 105, characters 16-27:
- 105 |     let avail = Cstruct.len buf in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 124, characters 37-48:
- 124 |         loop (buffer :: acc) (len - (Cstruct.len buffer)) in
-                                            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 130, characters 14-25:
- 130 |     let len = Cstruct.len buf in
-                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 152, characters 33-44:
- 152 |       | Ok (`Not_found buf) when Cstruct.len buf = 0 -> Lwt.return (Ok (`Data acc))
-                                        ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 156, characters 23-34:
- 156 |           let buflen = Cstruct.len buf in
-                              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 178, characters 19-30:
- 178 |     |Some buf when Cstruct.len buf = t.opos -> (* obuf is full *)
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 193, characters 19-30:
- 193 |     |Some buf when Cstruct.len buf = t.opos -> queue_obuf t; alloc_obuf t
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 211, characters 16-27:
- 211 |     let avail = Cstruct.len buf - t.opos 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 -g -I lwt/.mirage_channel_lwt.objs/byte -I lwt/.mirage_channel_lwt.objs/native -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/mirage-channel -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 -cmi-file lwt/.mirage_channel_lwt.objs/byte/mirage_channel_lwt.cmi -no-alias-deps -o lwt/.mirage_channel_lwt.objs/native/mirage_channel_lwt.cmx -c -impl lwt/mirage_channel_lwt.ml)
- File "lwt/mirage_channel_lwt.ml", line 68, characters 26-37:
- 68 |     | Ok (`Data buf) when Cstruct.len buf = 0 ->
-                                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 88, characters 20-31:
- 88 |     | Some buf when Cstruct.len buf = 0 -> ibuf_refill t >>=~ fun _ -> get_ibuf t
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 105, characters 16-27:
- 105 |     let avail = Cstruct.len buf in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 124, characters 37-48:
- 124 |         loop (buffer :: acc) (len - (Cstruct.len buffer)) in
-                                            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 130, characters 14-25:
- 130 |     let len = Cstruct.len buf in
-                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 152, characters 33-44:
- 152 |       | Ok (`Not_found buf) when Cstruct.len buf = 0 -> Lwt.return (Ok (`Data acc))
-                                        ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 156, characters 23-34:
- 156 |           let buflen = Cstruct.len buf in
-                              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 178, characters 19-30:
- 178 |     |Some buf when Cstruct.len buf = t.opos -> (* obuf is full *)
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 193, characters 19-30:
- 193 |     |Some buf when Cstruct.len buf = t.opos -> queue_obuf t; alloc_obuf t
-                          ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- 
- File "lwt/mirage_channel_lwt.ml", line 211, characters 16-27:
- 211 |     let avail = Cstruct.len buf - t.opos in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
-> compiled  mirage-channel-lwt.3.2.0
-> installed mirage-channel-lwt.3.2.0

=== STDERR ===

2026-06-16 17:44.41: OK: build mirage-channel-lwt.3.2.0 (runc: 2.2s, disk: 14KB)
2026-06-16 17:44.41: Job succeeded