Build:
  1. 0
2026-06-24 18:35.25: New job: build vhd-format.0.12.1 (063f7da63c37)
2026-06-24 18:35.25: Waiting for resource in pool day11-builds
2026-06-24 18:58.16: Got resource from pool day11-builds
2026-06-24 18:58.16: [profile full] build vhd-format.0.12.1
2026-06-24 18:58.16: build vhd-format.0.12.1 (063f7da63c37)
=== DEPENDENCIES (29 transitive) ===
  base.v0.15.2                                       ea95604dcd06
  base-threads.base                                  c9e7bdbf5823
  base-unix.base                                     7d1428be9ddb
  conf-pkg-config.5                                  d5de2c6a88f9
  csexp.1.5.2                                        cbff46c78e23
  cstruct.6.2.0                                      18d7b0c59cd2
  dune.3.23.1                                        ec34fe9ebf2c
  dune-configurator.3.22.2                           f3081e3d47cb
  fmt.0.11.0                                         310eac9631dd
  io-page.3.0.0                                      14480639cd26
  num.1.6                                            0d0867ee79d1
  ocaml.4.12.1                                       dee35ad2ab01
  ocaml-base-compiler.4.12.1                         16a69ab1424d
  ocaml-compiler-libs.v0.12.4                        d8bb1449f899
  ocaml-config.2                                     e77f021f2144
  ocaml-secondary-compiler.4.14.2                    fb63d435ed9e
  ocamlbuild.0.16.1                                  2ce5a99932fe
  ocamlfind.1.9.6                                    8d8d9a490c0f
  ocamlfind-secondary.1.9.6                          e7e9f5a4b1a5
  parsexp.v0.15.0                                    a573a606868d
  ppx_cstruct.6.2.0                                  e99d59f8292a
  ppx_derivers.1.2.1                                 e2df7d6ecda0
  ppxlib.0.38.0                                      e7ecbb6de81b
  rresult.0.7.0                                      32b2361247b8
  sexplib.v0.15.1                                    848b1fc6b213
  sexplib0.v0.15.1                                   52604d5b3c08
  stdlib-shims.0.3.0                                 1590dd69ad83
  topkg.1.1.1                                        2f204787554a
  uuidm.0.9.8                                        66c6e90a8fc9
=== STDOUT ===
Processing: [default: loading data]
[vhd-format.0.12.1: dl]
[vhd-format.0.12.1: extract]
-> retrieved vhd-format.0.12.1  (https://opam.ocaml.org/cache)
[vhd-format: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "vhd-format" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/vhd-format.0.12.1)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -w -32-34-37 -g -bin-annot -I vhd_format/.vhd_format.objs/byte -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/uuidm -intf-suffix .ml -no-alias-deps -open Vhd_format -o vhd_format/.vhd_format.objs/byte/vhd_format__Element.cmo -c -impl vhd_format/element.pp.ml)
- File "vhd_format/element.ml", line 30, characters 7-18:
- 30 |     if Cstruct.len x = sector_size
-             ^^^^^^^^^^^
- Error: Unbound value Cstruct.len
- Hint: Did you mean lenv?
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -w -32-34-37 -g -I vhd_format/.vhd_format.objs/byte -I vhd_format/.vhd_format.objs/native -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/uuidm -intf-suffix .ml -no-alias-deps -open Vhd_format -o vhd_format/.vhd_format.objs/native/vhd_format__Element.cmx -c -impl vhd_format/element.pp.ml)
- File "vhd_format/element.ml", line 30, characters 7-18:
- 30 |     if Cstruct.len x = sector_size
-             ^^^^^^^^^^^
- Error: Unbound value Cstruct.len
- Hint: Did you mean lenv?
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -w -32-34-37 -g -bin-annot -I vhd_format/.vhd_format.objs/byte -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/uuidm -intf-suffix .ml -no-alias-deps -open Vhd_format -o vhd_format/.vhd_format.objs/byte/vhd_format__F.cmo -c -impl vhd_format/f.pp.ml)
- File "vhd_format/f.ml", line 26, characters 19-30:
- 26 |       for i = 0 to Cstruct.len a - 1 do
-                         ^^^^^^^^^^^
- Error: Unbound value Cstruct.len
- Hint: Did you mean lenv?
[ERROR] The compilation of vhd-format.0.12.1 failed at "dune build -p vhd-format -j 39".
build failed... 

=== STDERR ===

2026-06-24 18:58.23: FAILED: build vhd-format.0.12.1
2026-06-24 18:58.23: Job failed: build failed: vhd-format.0.12.1