Build:
  1. 0
2026-06-24 17:30.13: New job: build duff.0.2 (94380de1d756)
2026-06-24 17:30.13: Waiting for resource in pool day11-builds
2026-06-24 18:18.42: Got resource from pool day11-builds
2026-06-24 18:18.42: [profile full] build duff.0.2
2026-06-24 18:18.42: build duff.0.2 (94380de1d756)
=== DEPENDENCIES (38 transitive) ===
  astring.0.8.5                                      910eb812e955
  base-bytes.base                                    d0fd04dd9830
  base-threads.base                                  c9e7bdbf5823
  base-unix.base                                     7d1428be9ddb
  bigarray-compat.1.1.0                              df1d3ca87a22
  bos.0.3.0                                          8d67a96f40ea
  cmdliner.1.0.4                                     0c183ed3f73d
  cppo.1.8.0                                         dcb021400411
  csexp.1.5.2                                        5877f876f528
  cstruct.6.0.1                                      4a38658a521d
  dune.3.23.1                                        167573e3d8b2
  dune-configurator.3.23.1                           7c67a41953ca
  fmt.0.9.0                                          af3484bea7b7
  fpath.0.7.3                                        49076cf96ee5
  js_of_ocaml.4.0.0                                  20ae99f6f547
  js_of_ocaml-compiler.4.0.0                         c2e34f84ac2a
  logs.0.7.0                                         d13e1a37841c
  lwt.6.1.2                                          f1a9a00c6f0d
  menhir.20260209                                    e330062d7a28
  menhirCST.20260209                                 608149b03692
  menhirGLR.20260209                                 e6fba2e3ed71
  menhirLib.20260209                                 3fd1aea8c3ec
  menhirSdk.20260209                                 de3ddb5c59b7
  ocaml.4.14.2                                       60a0c582e85e
  ocaml-base-compiler.4.14.2                         1676c56e80d2
  ocaml-compiler-libs.v0.12.4                        509322ab93c6
  ocaml-config.2                                     c8f40f500988
  ocamlbuild.0.16.1                                  a330f885076a
  ocamlfind.1.9.8                                    9cedae5d7e1a
  ocplib-endian.1.2                                  425bcdf4627f
  ppx_derivers.1.2.1                                 07035c3d9399
  ppxlib.0.35.0                                      c30949f775b4
  rresult.0.7.0                                      775b4f4ab7c4
  sexplib0.v0.17.0                                   086bfc843ca6
  stdlib-shims.0.3.0                                 7597558db40e
  topkg.1.1.1                                        1d44551de06b
  uchar.0.0.2                                        debd40705de5
  yojson.3.0.0                                       ccd7c94ed7f1
=== STDOUT ===
Processing: [default: loading data]
[duff.0.2: dl]
[duff.0.2: extract]
-> retrieved duff.0.2  (https://opam.ocaml.org/cache)
[duff: dune subst]
+ /home/opam/.opam/default/bin/dune "subst" (CWD=/home/opam/.opam/default/.opam-switch/build/duff.0.2)
[duff: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "duff" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/duff.0.2)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -I lib/.duff.objs/byte -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -intf-suffix .ml -no-alias-deps -o lib/.duff.objs/byte/duff.cmo -c -impl lib/duff.ml)
- File "lib/duff.ml", line 220, characters 9-20:
- 220 |     3 + (Cstruct.len buff + 1) + 1 + (Array.fold_left (fun acc x -> List.length x * 4 + 1 + acc) 1 hash)
-                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 231, characters 16-27:
- 231 |       then min (Cstruct.len buf) 0xFFFFFFFE
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 232, characters 16-27:
- 232 |       else min (Cstruct.len buf) max_int in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 252, characters 43-54:
- 252 |       let hash = Hash.hash buf (!idx + 1) (Cstruct.len buf) in
-                                                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 394, characters 16-27:
- 394 |       let len = Cstruct.len buf in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 404, characters 12-23:
- 404 |   let len = Cstruct.len c in
-                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 430, characters 16-27:
- 430 |   let src_len = Cstruct.len src in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 431, characters 16-27:
- 431 |   let dst_len = Cstruct.len dst in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 531, characters 63-74:
- 531 |            Index.Hash.hash buf (offset + copy_len - V.window) (Cstruct.len buf))
-                                                                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 535, characters 38-49:
- 535 |     let hash = Index.Hash.hash buf 0 (Cstruct.len buf) in
-                                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 536, characters 33-44:
- 536 |     let consumed = min V.window (Cstruct.len buf) 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 lib/.duff.objs/byte -I lib/.duff.objs/native -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/fmt -intf-suffix .ml -no-alias-deps -o lib/.duff.objs/native/duff.cmx -c -impl lib/duff.ml)
- File "lib/duff.ml", line 220, characters 9-20:
- 220 |     3 + (Cstruct.len buff + 1) + 1 + (Array.fold_left (fun acc x -> List.length x * 4 + 1 + acc) 1 hash)
-                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 231, characters 16-27:
- 231 |       then min (Cstruct.len buf) 0xFFFFFFFE
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 232, characters 16-27:
- 232 |       else min (Cstruct.len buf) max_int in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 252, characters 43-54:
- 252 |       let hash = Hash.hash buf (!idx + 1) (Cstruct.len buf) in
-                                                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 394, characters 16-27:
- 394 |       let len = Cstruct.len buf in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 404, characters 12-23:
- 404 |   let len = Cstruct.len c in
-                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 430, characters 16-27:
- 430 |   let src_len = Cstruct.len src in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 431, characters 16-27:
- 431 |   let dst_len = Cstruct.len dst in
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 531, characters 63-74:
- 531 |            Index.Hash.hash buf (offset + copy_len - V.window) (Cstruct.len buf))
-                                                                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 535, characters 38-49:
- 535 |     let hash = Index.Hash.hash buf 0 (Cstruct.len buf) in
-                                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "lib/duff.ml", line 536, characters 33-44:
- 536 |     let consumed = min V.window (Cstruct.len buf) in
-                                        ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
-> compiled  duff.0.2
-> installed duff.0.2

=== STDERR ===

2026-06-24 18:19.11: OK: build duff.0.2 (runc: 3.1s, disk: 15KB)
2026-06-24 18:19.11: Job succeeded