Build:
  1. 0
2026-06-26 11:01.21: New job: build vhd-format-lwt.0.12.2 (2ee2c0775c2c)
2026-06-26 11:01.21: Waiting for resource in pool day11-builds
2026-06-26 11:31.16: Got resource from pool day11-builds
2026-06-26 11:31.16: [profile full] build vhd-format-lwt.0.12.2
2026-06-26 11:31.16: build vhd-format-lwt.0.12.2 (2ee2c0775c2c)
=== DEPENDENCIES (34 transitive) ===
  base-bytes.base                                    c40d17bc86b5
  base-threads.base                                  c9e7bdbf5823
  base-unix.base                                     7d1428be9ddb
  bigarray-compat.1.1.0                              6340769fc89d
  conf-pkg-config.5                                  d5de2c6a88f9
  cppo.1.8.0                                         916ffc6cc04e
  csexp.1.5.2                                        610c78f17734
  cstruct.6.0.1                                      01957cad303e
  dune.3.23.1                                        848a72441e15
  dune-configurator.3.23.1                           bc97ce98d8a9
  fmt.0.11.0                                         2830e55b9a03
  io-page.3.0.0                                      3afa94fb59c0
  lwt.6.1.2                                          b025840c270e
  mirage-block.3.0.2                                 589db063a3a8
  num.1.6                                            110cee7a7e2e
  ocaml.4.14.4                                       b047fb9251f4
  ocaml-base-compiler.4.14.4                         d3b7ccb2c6fb
  ocaml-compiler-libs.v0.12.4                        2aecf989b0b2
  ocaml-config.2                                     2d9c209f5590
  ocamlbuild.0.16.1                                  7e0d6aadb209
  ocamlfind.1.9.8                                    214dd418ac02
  ocplib-endian.1.2                                  a439de7b1a96
  parsexp.v0.16.0                                    63c67db8428c
  ppx_cstruct.6.0.1                                  b554bd335329
  ppx_derivers.1.2.1                                 9245877bc46e
  ppxlib.0.38.0                                      26a4c6340096
  result.1.5                                         9b1cd45b2159
  rresult.0.7.0                                      ab060a31b0aa
  sexplib.v0.16.0                                    4838f1139cdf
  sexplib0.v0.16.0                                   7a6e649d895c
  stdlib-shims.0.3.0                                 de5202e23add
  topkg.1.1.1                                        511e1a1958da
  uuidm.0.9.10                                       097b12ba8f03
  vhd-format.0.13.0                                  6fd874d8a5bf
=== STDOUT ===
Processing: [default: loading data]
[vhd-format-lwt.0.12.2: dl]
[vhd-format-lwt.0.12.2: extract]
-> retrieved vhd-format-lwt.0.12.2  (https://opam.ocaml.org/cache)
[vhd-format-lwt: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "vhd-format-lwt" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/vhd-format-lwt.0.12.2)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -I disk/.disk.objs/byte -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/lwt/unix -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 -no-alias-deps -o disk/.disk.objs/byte/disk.cmo -c -impl disk/disk.ml)
- File "disk/disk.ml", line 56, characters 28-39:
- 56 |       let buf = Bytes.make (Cstruct.len cstr) '\000' in
-                                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "disk/disk.ml", line 57, characters 42-53:
- 57 |       Cstruct.blit_to_bytes cstr 0 buf 0 (Cstruct.len cstr);
-                                                ^^^^^^^^^^^
- 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 disk/.disk.objs/byte -I disk/.disk.objs/native -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/cstruct -I /home/opam/.opam/default/lib/lwt -I /home/opam/.opam/default/lib/lwt/unix -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 -intf-suffix .ml -no-alias-deps -o disk/.disk.objs/native/disk.cmx -c -impl disk/disk.ml)
- File "disk/disk.ml", line 56, characters 28-39:
- 56 |       let buf = Bytes.make (Cstruct.len cstr) '\000' in
-                                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "disk/disk.ml", line 57, characters 42-53:
- 57 |       Cstruct.blit_to_bytes cstr 0 buf 0 (Cstruct.len cstr);
-                                                ^^^^^^^^^^^
- 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 vhd_format_lwt/.vhd_format_lwt.objs/byte -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bytes -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/lwt -I /home/opam/.opam/default/lib/lwt/unix -I /home/opam/.opam/default/lib/mirage-block -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/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/vhd-format -intf-suffix .ml -no-alias-deps -open Vhd_format_lwt -o vhd_format_lwt/.vhd_format_lwt.objs/byte/vhd_format_lwt__Block.cmo -c -impl vhd_format_lwt/block.ml)
- File "vhd_format_lwt/block.ml", line 60, characters 7-18:
- 60 |     if Cstruct.len remaining = 0 then List.rev acc else
-             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/block.ml", line 61, characters 29-40:
- 61 |     let available = min 512 (Cstruct.len remaining) in
-                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/block.ml", line 73, characters 15-26:
- 73 |   for i = 0 to Cstruct.len buf - 1 do
-                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- (cd _build/default/vhd_format_lwt && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -D_FILE_OFFSET_BITS=64 -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -g -I /home/opam/.opam/default/lib/ocaml -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bytes -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/lwt -I /home/opam/.opam/default/lib/lwt/unix -I /home/opam/.opam/default/lib/mirage-block -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/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/vhd-format -o odirect_stubs.o -c odirect_stubs.c)
- odirect_stubs.c: In function 'stub_openfile_direct':
- odirect_stubs.c:42:13: warning: "enter_blocking_section" is deprecated: use "caml_enter_blocking_section" instead
-    42 |   enter_blocking_section();
-       |             ^~~~~~~~~~~~~~~                                                                        
- odirect_stubs.c:53:13: warning: "leave_blocking_section" is deprecated: use "caml_leave_blocking_section" instead
-    53 |   leave_blocking_section();
-       |             ^~~~~~~~~~~~~~~                                                                        
- (cd _build/default/vhd_format_lwt && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -D_FILE_OFFSET_BITS=64 -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -g -I /home/opam/.opam/default/lib/ocaml -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bytes -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/lwt -I /home/opam/.opam/default/lib/lwt/unix -I /home/opam/.opam/default/lib/mirage-block -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/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/vhd-format -o blkgetsize64_stubs.o -c blkgetsize64_stubs.c)
- blkgetsize64_stubs.c: In function 'stub_blkgetsize64':
- blkgetsize64_stubs.c:60:13: warning: "enter_blocking_section" is deprecated: use "caml_enter_blocking_section" instead
-    60 |   enter_blocking_section();
-       |             ^~~~~~~~~~~~~~~                                                                        
- blkgetsize64_stubs.c:76:13: warning: "leave_blocking_section" is deprecated: use "caml_leave_blocking_section" instead
-    76 |   leave_blocking_section();
-       |             ^~~~~~~~~~~~~~~                                                                        
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I vhd_format_lwt/.vhd_format_lwt.objs/byte -I vhd_format_lwt/.vhd_format_lwt.objs/native -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bytes -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/lwt -I /home/opam/.opam/default/lib/lwt/unix -I /home/opam/.opam/default/lib/mirage-block -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/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/vhd-format -intf-suffix .ml -no-alias-deps -open Vhd_format_lwt -o vhd_format_lwt/.vhd_format_lwt.objs/native/vhd_format_lwt__IO.cmx -c -impl vhd_format_lwt/iO.ml)
- File "vhd_format_lwt/iO.ml", line 33, characters 8-19:
- 33 |     (if Cstruct.len buffer > 16
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 36, characters 5-16:
- 36 |     (Cstruct.len buffer);
-           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 85, characters 41-52:
- 85 |     assert_sector_aligned (Int64.of_int (Cstruct.len buf));
-                                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 94, characters 101-112:
- 94 |           Printf.fprintf stderr "really_read offset = %Ld len = %d: EINVAL (alignment?)\n%!" offset (Cstruct.len buf);
-                                                                                                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 97, characters 93-104:
- 97 |           Printf.fprintf stderr "really_read offset = %Ld len = %d: End_of_file\n%!" offset (Cstruct.len buf);
-                                                                                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 101, characters 20-31:
- 101 |             offset (Cstruct.len buf) (Printexc.to_string e);
-                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 110, characters 41-52:
- 110 |     assert_sector_aligned (Int64.of_int (Cstruct.len buf));
-                                                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 119, characters 102-113:
- 119 |           Printf.fprintf stderr "really_write offset = %Ld len = %d: EINVAL (alignment?)\n%!" offset (Cstruct.len buf);
-                                                                                                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 122, characters 94-105:
- 122 |           Printf.fprintf stderr "really_write offset = %Ld len = %d: End_of_file\n%!" offset (Cstruct.len buf);
-                                                                                                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 126, characters 20-31:
- 126 |             offset (Cstruct.len buf) (Printexc.to_string e);
-                           ^^^^^^^^^^^
- 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 vhd_format_lwt/.vhd_format_lwt.objs/byte -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bytes -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/lwt -I /home/opam/.opam/default/lib/lwt/unix -I /home/opam/.opam/default/lib/mirage-block -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/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/vhd-format -intf-suffix .ml -no-alias-deps -open Vhd_format_lwt -o vhd_format_lwt/.vhd_format_lwt.objs/byte/vhd_format_lwt__IO.cmo -c -impl vhd_format_lwt/iO.ml)
- File "vhd_format_lwt/iO.ml", line 33, characters 8-19:
- 33 |     (if Cstruct.len buffer > 16
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 36, characters 5-16:
- 36 |     (Cstruct.len buffer);
-           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 85, characters 41-52:
- 85 |     assert_sector_aligned (Int64.of_int (Cstruct.len buf));
-                                               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 94, characters 101-112:
- 94 |           Printf.fprintf stderr "really_read offset = %Ld len = %d: EINVAL (alignment?)\n%!" offset (Cstruct.len buf);
-                                                                                                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 97, characters 93-104:
- 97 |           Printf.fprintf stderr "really_read offset = %Ld len = %d: End_of_file\n%!" offset (Cstruct.len buf);
-                                                                                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 101, characters 20-31:
- 101 |             offset (Cstruct.len buf) (Printexc.to_string e);
-                           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 110, characters 41-52:
- 110 |     assert_sector_aligned (Int64.of_int (Cstruct.len buf));
-                                                ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 119, characters 102-113:
- 119 |           Printf.fprintf stderr "really_write offset = %Ld len = %d: EINVAL (alignment?)\n%!" offset (Cstruct.len buf);
-                                                                                                             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 122, characters 94-105:
- 122 |           Printf.fprintf stderr "really_write offset = %Ld len = %d: End_of_file\n%!" offset (Cstruct.len buf);
-                                                                                                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/iO.ml", line 126, characters 20-31:
- 126 |             offset (Cstruct.len buf) (Printexc.to_string e);
-                           ^^^^^^^^^^^
- 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 vhd_format_lwt/.vhd_format_lwt.objs/byte -I vhd_format_lwt/.vhd_format_lwt.objs/native -I /home/opam/.opam/default/lib/bigarray-compat -I /home/opam/.opam/default/lib/bytes -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/lwt -I /home/opam/.opam/default/lib/lwt/unix -I /home/opam/.opam/default/lib/mirage-block -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/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/vhd-format -intf-suffix .ml -no-alias-deps -open Vhd_format_lwt -o vhd_format_lwt/.vhd_format_lwt.objs/native/vhd_format_lwt__Block.cmx -c -impl vhd_format_lwt/block.ml)
- File "vhd_format_lwt/block.ml", line 60, characters 7-18:
- 60 |     if Cstruct.len remaining = 0 then List.rev acc else
-             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/block.ml", line 61, characters 29-40:
- 61 |     let available = min 512 (Cstruct.len remaining) in
-                                   ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "vhd_format_lwt/block.ml", line 73, characters 15-26:
- 73 |   for i = 0 to Cstruct.len buf - 1 do
-                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
-> compiled  vhd-format-lwt.0.12.2
-> installed vhd-format-lwt.0.12.2

=== STDERR ===

2026-06-26 11:31.21: OK: build vhd-format-lwt.0.12.2 (runc: 3.1s, disk: 25KB)
2026-06-26 11:31.21: Job succeeded