2026-06-16 16:48.08: New job: build fat-filesystem.0.15.0 (e523f6f90e30)
2026-06-16 16:48.08: Waiting for resource in pool day11-builds
2026-06-16 17:23.03: Got resource from pool day11-builds
2026-06-16 17:23.03: [profile full] build fat-filesystem.0.15.0
2026-06-16 17:23.03: build fat-filesystem.0.15.0 (e523f6f90e30)
=== DEPENDENCIES (46 transitive) ===
  angstrom.0.16.1                                    a499461c2439
  astring.0.8.5                                      156e7cc742dd
  base-bytes.base                                    70d0daec7841
  base-threads.base                                  b7164ff76afe
  base-unix.base                                     839dc585f12d
  bigarray-compat.1.1.0                              ecf1ac9cc3fe
  bigstringaf.0.10.0                                 b0e2fb8e5d3b
  cmdliner.1.3.0                                     dad70bc4de20
  conf-linux-libc-dev.0                              096e638ca371
  conf-pkg-config.5                                  64c6b37d622b
  cppo.1.8.0                                         ea583d2d3bbb
  csexp.1.5.2                                        ec63db2dab31
  cstruct.6.0.1                                      db62722d8978
  cstruct-lwt.6.0.1                                  dc82b9eda4a4
  dune.3.23.1                                        5402470d931c
  dune-configurator.3.23.1                           58f4a3f92083
  fmt.0.11.0                                         2f125ef7f2a8
  io-page.2.4.0                                      1c583f9ee9a5
  io-page-unix.2.1.0                                 e3a2716aec50
  logs.0.10.0                                        84b81cfdc8f0
  lwt.6.1.2                                          4f8aa1aa7c72
  mirage-block.2.0.1                                 668d69ff1808
  mirage-block-unix.2.12.1                           a10e08cf2f6a
  mirage-device.2.0.0                                011122a7415a
  mirage-kv.4.0.1                                    126cb190314e
  num.1.6                                            480227ca99db
  ocaml.4.14.4                                       cb826ea44eb2
  ocaml-base-compiler.4.14.4                         d2f775f983d7
  ocaml-compiler-libs.v0.12.4                        d1dd1437b449
  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
  parsexp.v0.16.0                                    75d2c6ce6b44
  ppx_cstruct.6.0.1                                  317c636679c9
  ppx_derivers.1.2.1                                 441538dbecd1
  ppxlib.0.38.0                                      12ad7b47c24b
  re.1.14.0                                          8d7c1999492d
  rresult.0.7.0                                      66e2b7baf32c
  sexplib.v0.16.0                                    c758cedeb83d
  sexplib0.v0.16.0                                   3e198ce31e44
  stdlib-shims.0.3.0                                 e2dd0beb9112
  stringext.1.6.0                                    d29c9ca4a03c
  topkg.1.1.1                                        ab549298f3fc
  uri.4.4.0                                          a28bedf1b002
=== STDOUT ===
Processing: [default: loading data]
[fat-filesystem.0.15.0: dl]
[fat-filesystem.0.15.0: extract]
-> retrieved fat-filesystem.0.15.0  (https://opam.ocaml.org/cache)
[fat-filesystem: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "fat-filesystem" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/fat-filesystem.0.15.0)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -I src/.fat_filesystem.objs/byte -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/byte/fat_sector_map.cmo -c -impl src/fat_sector_map.pp.ml)
- File "src/fat_sector_map.ml", line 43, characters 38-49:
- 43 |   | [c] -> [Cstruct.sub c preceeding (Cstruct.len c - succeeding - preceeding)]
-                                            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_sector_map.ml", line 48, characters 35-46:
- 48 |     let last = Cstruct.sub last 0 (Cstruct.len last - succeeding) in
-                                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_sector_map.ml", line 49, characters 41-52:
- 49 |     let head = Cstruct.sub c preceeding (Cstruct.len c - preceeding) 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/.fat_filesystem.objs/byte -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/byte/fat_update.cmo -c -impl src/fat_update.pp.ml)
- File "src/fat_update.ml", line 23, characters 17-28:
- 23 |   | Cstruct x -> Cstruct.len x
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_update.ml", line 27, characters 60-71:
- 27 |   | Cstruct x -> Printf.sprintf "(Cstruct.t of length %d)" (Cstruct.len x)
-                                                                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_update.ml", line 51, characters 46-57:
- 51 |   | Cstruct x -> Cstruct.blit x 0 buf offset (Cstruct.len x)
-                                                    ^^^^^^^^^^^
- 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/.fat_filesystem.objs/byte -I src/.fat_filesystem.objs/native -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/native/fat_sector_map.cmx -c -impl src/fat_sector_map.pp.ml)
- File "src/fat_sector_map.ml", line 43, characters 38-49:
- 43 |   | [c] -> [Cstruct.sub c preceeding (Cstruct.len c - succeeding - preceeding)]
-                                            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_sector_map.ml", line 48, characters 35-46:
- 48 |     let last = Cstruct.sub last 0 (Cstruct.len last - succeeding) in
-                                         ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_sector_map.ml", line 49, characters 41-52:
- 49 |     let head = Cstruct.sub c preceeding (Cstruct.len c - preceeding) 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/.fat_filesystem.objs/byte -I src/.fat_filesystem.objs/native -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/native/fat_update.cmx -c -impl src/fat_update.pp.ml)
- File "src/fat_update.ml", line 23, characters 17-28:
- 23 |   | Cstruct x -> Cstruct.len x
-                       ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_update.ml", line 27, characters 60-71:
- 27 |   | Cstruct x -> Printf.sprintf "(Cstruct.t of length %d)" (Cstruct.len x)
-                                                                  ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_update.ml", line 51, characters 46-57:
- 51 |   | Cstruct x -> Cstruct.blit x 0 buf offset (Cstruct.len x)
-                                                    ^^^^^^^^^^^
- 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/.fat_filesystem.objs/byte -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/byte/fat_boot_sector.cmo -c -impl src/fat_boot_sector.pp.ml)
- File "src/fat_boot_sector.ml", line 63, characters 15-26:
- 63 |   for i = 0 to Cstruct.len buf - 1 do
-                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_boot_sector.ml", line 84, characters 7-18:
- 84 |   ( if Cstruct.len buf < sizeof
-             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_boot_sector.ml", line 85, characters 65-76:
- 85 |     then Error (Printf.sprintf "boot sector too small: %d < %d" (Cstruct.len buf) sizeof)
-                                                                       ^^^^^^^^^^^
- 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/.fat_filesystem.objs/byte -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/byte/fat_entry.cmo -c -impl src/fat_entry.pp.ml)
- File "src/fat_entry.ml", line 32, characters 5-16:
- 32 |   if Cstruct.len fat < (2 * n + 2)
-           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_entry.ml", line 47, characters 5-16:
- 47 |   if Cstruct.len fat < (4 * n + 4)
-           ^^^^^^^^^^^
- 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 bin/.main.eobjs/byte -I /home/opam/.opam/default/lib/angstrom -I /home/opam/.opam/default/lib/astring -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/cstruct-lwt -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/io-page-unix -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-block -I /home/opam/.opam/default/lib/mirage-block-unix -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -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/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I src/.fat_filesystem.objs/byte -no-alias-deps -o bin/.main.eobjs/byte/impl.cmo -c -impl bin/impl.ml)
- File "bin/impl.ml", line 25, characters 15-24:
- 25 | let fail fmt = Fmt.kstrf Lwt.fail_with fmt
-                     ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "bin/impl.ml", line 183, characters 50-61:
- 183 |       let copied = 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/ocamlc.opt -w -40 -g -bin-annot -I src/.fat_filesystem.objs/byte -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/byte/fat_name.cmo -c -impl src/fat_name.pp.ml)
- File "src/fat_name.ml", line 334, characters 5-16:
- 334 |   if Cstruct.len buf = 0
-            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_name.ml", line 395, characters 15-26:
- 395 |   for i = 0 to Cstruct.len buf - 1 do
-                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_name.ml", line 453, characters 7-18:
- 453 |     if Cstruct.len remaining < sizeof (* ignore extra space at the end *)
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_name.ml", line 507, characters 20-31:
- 507 |   let after_block = Cstruct.len block 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/.fat_filesystem.objs/byte -I src/.fat_filesystem.objs/native -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/native/fat_name.cmx -c -impl src/fat_name.pp.ml)
- File "src/fat_name.ml", line 334, characters 5-16:
- 334 |   if Cstruct.len buf = 0
-            ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_name.ml", line 395, characters 15-26:
- 395 |   for i = 0 to Cstruct.len buf - 1 do
-                      ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_name.ml", line 453, characters 7-18:
- 453 |     if Cstruct.len remaining < sizeof (* ignore extra space at the end *)
-              ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_name.ml", line 507, characters 20-31:
- 507 |   let after_block = Cstruct.len block 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/.fat_filesystem.objs/byte -I src/.fat_filesystem.objs/native -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/native/fat_boot_sector.cmx -c -impl src/fat_boot_sector.pp.ml)
- File "src/fat_boot_sector.ml", line 63, characters 15-26:
- 63 |   for i = 0 to Cstruct.len buf - 1 do
-                     ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_boot_sector.ml", line 84, characters 7-18:
- 84 |   ( if Cstruct.len buf < sizeof
-             ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_boot_sector.ml", line 85, characters 65-76:
- 85 |     then Error (Printf.sprintf "boot sector too small: %d < %d" (Cstruct.len buf) sizeof)
-                                                                       ^^^^^^^^^^^
- 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/.fat_filesystem.objs/byte -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/byte/fat.cmo -c -impl src/fat.pp.ml)
- File "src/fat.ml", line 92, characters 9-20:
- 92 |       if Cstruct.len buf = 0 then []
-               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat.ml", line 93, characters 14-25:
- 93 |       else if Cstruct.len buf <= bps then [ buf ]
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat.ml", line 149, characters 17-28:
- 149 |     for i = 0 to Cstruct.len root - 1 do Cstruct.set_uint8 root i 0 done;
-                        ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat.ml", line 178, characters 8-17:
- 178 |         Fmt.kstrf Lwt.fail_with
-               ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat.ml", line 183, characters 10-19:
- 183 |           Fmt.kstrf Lwt.fail_with
-                 ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat.ml", line 203, characters 6-15:
- 203 |       Fmt.kstrf Lwt.fail_with "error reading essential sectors: %a" pp_error e
-             ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat.ml", line 499, characters 13-24:
- 499 |             (Cstruct.len buffer - preceeding - succeeding)
-                    ^^^^^^^^^^^
- 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 bin/.main.eobjs/byte -I /home/opam/.opam/default/lib/angstrom -I /home/opam/.opam/default/lib/astring -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/cstruct-lwt -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/io-page-unix -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-block -I /home/opam/.opam/default/lib/mirage-block-unix -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -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/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I src/.fat_filesystem.objs/byte -no-alias-deps -o bin/.main.eobjs/byte/main.cmo -c -impl bin/main.ml)
- File "bin/main.ml", line 45, characters 8-12:
- 45 |   Term.(pure Common.make $ debug $ verb $ unbuffered)
-              ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 68, characters 12-16:
- 68 |   Term.(ret(pure Impl.create $ common_options_t $ filename $ size)),
-                  ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 69, characters 2-11:
- 69 |   Term.info "create" ~sdocs:_common_options ~doc ~man
-        ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 78, characters 12-16:
- 78 |   Term.(ret(pure Impl.add $ common_options_t $ filename $ files)),
-                  ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 79, characters 2-11:
- 79 |   Term.info "add" ~sdocs:_common_options ~doc ~man
-        ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 87, characters 12-16:
- 87 |   Term.(ret(pure Impl.list $ common_options_t $ filename)),
-                  ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 88, characters 2-11:
- 88 |   Term.info "list" ~sdocs:_common_options ~doc ~man
-        ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 96, characters 12-16:
- 96 |   Term.(ret(pure Impl.cat $ common_options_t $ filename $ path)),
-                  ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 97, characters 2-11:
- 97 |   Term.info "cat" ~sdocs:_common_options ~doc ~man
-        ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 102, characters 13-17:
- 102 |   Term.(ret (pure (fun _ -> `Help (`Pager, None)) $ common_options_t)),
-                    ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 103, characters 2-11:
- 103 |   Term.info "fat" ~version:"1.0.0" ~sdocs:_common_options ~doc ~man
-         ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 108, characters 8-24:
- 108 |   match Term.eval_choice default_cmd cmds with
-               ^^^^^^^^^^^^^^^^
- Alert deprecated: Cmdliner.Term.eval_choice
- Use Cmd.group and one of Cmd.eval* instead.
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I src/.fat_filesystem.objs/byte -I src/.fat_filesystem.objs/native -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/native/fat_entry.cmx -c -impl src/fat_entry.pp.ml)
- File "src/fat_entry.ml", line 32, characters 5-16:
- 32 |   if Cstruct.len fat < (2 * n + 2)
-           ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat_entry.ml", line 47, characters 5-16:
- 47 |   if Cstruct.len fat < (4 * n + 4)
-           ^^^^^^^^^^^
- 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/.fat_filesystem.objs/byte -I src/.fat_filesystem.objs/native -I /home/opam/.opam/default/lib/astring -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/lwt -I /home/opam/.opam/default/lib/mirage-block -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -intf-suffix .ml -no-alias-deps -o src/.fat_filesystem.objs/native/fat.cmx -c -impl src/fat.pp.ml)
- File "src/fat.ml", line 92, characters 9-20:
- 92 |       if Cstruct.len buf = 0 then []
-               ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat.ml", line 93, characters 14-25:
- 93 |       else if Cstruct.len buf <= bps then [ buf ]
-                    ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat.ml", line 149, characters 17-28:
- 149 |     for i = 0 to Cstruct.len root - 1 do Cstruct.set_uint8 root i 0 done;
-                        ^^^^^^^^^^^
- Alert deprecated: Cstruct.len
- len is deprecated, you should use length instead.
- File "src/fat.ml", line 178, characters 8-17:
- 178 |         Fmt.kstrf Lwt.fail_with
-               ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat.ml", line 183, characters 10-19:
- 183 |           Fmt.kstrf Lwt.fail_with
-                 ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat.ml", line 203, characters 6-15:
- 203 |       Fmt.kstrf Lwt.fail_with "error reading essential sectors: %a" pp_error e
-             ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat.ml", line 499, characters 13-24:
- 499 |             (Cstruct.len buffer - preceeding - succeeding)
-                    ^^^^^^^^^^^
- 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 bin/.main.eobjs/byte -I bin/.main.eobjs/native -I /home/opam/.opam/default/lib/angstrom -I /home/opam/.opam/default/lib/astring -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/cstruct-lwt -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/io-page-unix -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-block -I /home/opam/.opam/default/lib/mirage-block-unix -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -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/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I src/.fat_filesystem.objs/byte -I src/.fat_filesystem.objs/native -intf-suffix .ml -no-alias-deps -o bin/.main.eobjs/native/impl.cmx -c -impl bin/impl.ml)
- File "bin/impl.ml", line 25, characters 15-24:
- 25 | let fail fmt = Fmt.kstrf Lwt.fail_with fmt
-                     ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "bin/impl.ml", line 183, characters 50-61:
- 183 |       let copied = 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 bin/.main.eobjs/byte -I bin/.main.eobjs/native -I /home/opam/.opam/default/lib/angstrom -I /home/opam/.opam/default/lib/astring -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/cstruct-lwt -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/io-page -I /home/opam/.opam/default/lib/io-page-unix -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-block -I /home/opam/.opam/default/lib/mirage-block-unix -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-kv -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/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I src/.fat_filesystem.objs/byte -I src/.fat_filesystem.objs/native -intf-suffix .ml -no-alias-deps -o bin/.main.eobjs/native/main.cmx -c -impl bin/main.ml)
- File "bin/main.ml", line 45, characters 8-12:
- 45 |   Term.(pure Common.make $ debug $ verb $ unbuffered)
-              ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 68, characters 12-16:
- 68 |   Term.(ret(pure Impl.create $ common_options_t $ filename $ size)),
-                  ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 69, characters 2-11:
- 69 |   Term.info "create" ~sdocs:_common_options ~doc ~man
-        ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 78, characters 12-16:
- 78 |   Term.(ret(pure Impl.add $ common_options_t $ filename $ files)),
-                  ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 79, characters 2-11:
- 79 |   Term.info "add" ~sdocs:_common_options ~doc ~man
-        ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 87, characters 12-16:
- 87 |   Term.(ret(pure Impl.list $ common_options_t $ filename)),
-                  ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 88, characters 2-11:
- 88 |   Term.info "list" ~sdocs:_common_options ~doc ~man
-        ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 96, characters 12-16:
- 96 |   Term.(ret(pure Impl.cat $ common_options_t $ filename $ path)),
-                  ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 97, characters 2-11:
- 97 |   Term.info "cat" ~sdocs:_common_options ~doc ~man
-        ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 102, characters 13-17:
- 102 |   Term.(ret (pure (fun _ -> `Help (`Pager, None)) $ common_options_t)),
-                    ^^^^
- Alert deprecated: Cmdliner.Term.pure
- Use Term.const instead.
- File "bin/main.ml", line 103, characters 2-11:
- 103 |   Term.info "fat" ~version:"1.0.0" ~sdocs:_common_options ~doc ~man
-         ^^^^^^^^^
- Alert deprecated: Cmdliner.Term.info
- Use Cmd.info instead.
- File "bin/main.ml", line 108, characters 8-24:
- 108 |   match Term.eval_choice default_cmd cmds with
-               ^^^^^^^^^^^^^^^^
- Alert deprecated: Cmdliner.Term.eval_choice
- Use Cmd.group and one of Cmd.eval* instead.
-> compiled  fat-filesystem.0.15.0
-> installed fat-filesystem.0.15.0

=== STDERR ===

2026-06-16 17:23.34: OK: build fat-filesystem.0.15.0 (runc: 6.1s, disk: 40KB)
2026-06-16 17:23.34: Job succeeded