Build:
  1. 0
2026-07-15 00:41.30: New job: build fat-filesystem.0.12.3 (d5d540e74e32)
2026-07-15 00:41.30: Waiting for resource in pool day11-builds
2026-07-15 00:56.39: Got resource from pool day11-builds
2026-07-15 00:56.39: [profile full] build fat-filesystem.0.12.3
2026-07-15 00:56.39: build fat-filesystem.0.12.3 (d5d540e74e32)
=== DEPENDENCIES (54 transitive) ===
  angstrom.0.16.1                                    8c4fe99793af
  astring.0.8.5                                      7f8c700ec89c
  base-bytes.base                                    64d4aa996d68
  base-threads.base                                  afe16a8e71c3
  base-unix.base                                     73c0a5fdd34a
  bigarray-compat.1.1.0                              607fa4738681
  bigstringaf.0.10.0                                 58c36a8563c8
  cmdliner.2.1.1                                     9f0e8344e5f0
  conf-pkg-config.5                                  2c611009363a
  cppo.1.8.0                                         95a48f9430ea
  csexp.1.5.2                                        73989b05e05c
  cstruct.3.6.0                                      40bd605fba9b
  cstruct-lwt.3.7.0                                  524ca3741b09
  dune.3.24.0                                        3ab0ed2c9e8f
  dune-configurator.3.22.2                           6ffc43647240
  fmt.0.11.0                                         642b6d11b8ef
  io-page.2.4.0                                      b781708f29a2
  io-page-unix.2.1.0                                 fbdc576ce3e1
  jbuilder.1.0+beta20.2                              bbdfa56b794c
  logs.0.8.0                                         ee9562ef33ca
  lwt.5.10.1                                         fbb7331c7390
  mirage-block.1.2.0                                 91aecf93608b
  mirage-block-lwt.1.2.0                             550aeff79f57
  mirage-block-unix.2.11.2                           8ec5e3bd23ca
  mirage-device.1.2.0                                14a02b6e568a
  mirage-fs.2.0.0                                    755c35429d38
  mirage-fs-lwt.2.0.0                                9ad7824e6f44
  mirage-kv.2.0.0                                    9b382a580aa5
  mirage-kv-lwt.2.0.0                                af5a377fd696
  num.1.6                                            8eed150659f2
  ocaml.4.12.1                                       2e208a8b534b
  ocaml-base-compiler.4.12.1                         59bab1e31391
  ocaml-config.2                                     3bbb540b53a1
  ocaml-migrate-parsetree.1.8.0                      573a788336d0
  ocaml-secondary-compiler.4.14.2                    576aeb230977
  ocaml-syntax-shims.1.0.0                           30a29cd3fd99
  ocamlbuild.0.16.1                                  b795277b77b8
  ocamlfind.1.9.6                                    b41952648e60
  ocamlfind-secondary.1.9.6                          fa694827f6f0
  ocplib-endian.1.2                                  6c5d9b30e404
  parsexp.v0.11.0                                    463e6240f701
  ppx_cstruct.3.6.0                                  41462dc5e3e1
  ppx_derivers.1.2.1                                 f5bbd6f5a434
  ppx_tools.6.6                                      cfb55ca9ebfe
  ppx_tools_versioned.5.4.0                          880369243678
  re.1.12.0                                          13f8ad66dd69
  result.1.5                                         e53d044037df
  rresult.0.7.0                                      967be48c1766
  seq.base                                           64d004e70ea6
  sexplib.v0.11.0                                    30d01e37e458
  sexplib0.v0.11.0                                   b2a8e51500be
  stringext.1.6.0                                    707c90c2aa06
  topkg.1.1.1                                        52e967aad5ef
  uri.4.4.0                                          0918d10172c6
=== STDOUT ===
Processing: [default: loading data]
[fat-filesystem.0.12.3: dl]
[fat-filesystem.0.12.3: extract]
-> retrieved fat-filesystem.0.12.3  (https://opam.ocaml.org/cache)
[fat-filesystem: jbuilder build]
+ /home/opam/.opam/default/bin/jbuilder "build" "-p" "fat-filesystem" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/fat-filesystem.0.12.3)
-       ocamlc src/.fat_filesystem.objs/fat_fs.{cmo,cmt}
- File "src/fat_fs.ml", line 167, characters 8-17:
- 167 |         Fmt.kstrf Lwt.fail_with
-               ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat_fs.ml", line 172, characters 10-19:
- 172 |           Fmt.kstrf Lwt.fail_with
-                 ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat_fs.ml", line 192, characters 6-15:
- 192 |       Fmt.kstrf Lwt.fail_with "error reading essential sectors: %a" pp_error e
-             ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
-       ocamlc bin/.main.eobjs/impl.{cmi,cmo,cmt}
- File "bin/impl.ml", line 27, characters 15-24:
- 27 | let fail fmt = Fmt.kstrf Lwt.fail_with fmt
-                     ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
-       ocamlc bin/.main.eobjs/main.{cmi,cmo,cmt} (exit 2)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -I bin/.main.eobjs -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-lwt -I /home/opam/.opam/default/lib/mirage-block-unix -I /home/opam/.opam/default/lib/mirage-device -I /home/opam/.opam/default/lib/mirage-fs -I /home/opam/.opam/default/lib/mirage-fs-lwt -I /home/opam/.opam/default/lib/mirage-kv -I /home/opam/.opam/default/lib/mirage-kv-lwt -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/parsexp -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/re/str -I /home/opam/.opam/default/lib/result -I /home/opam/.opam/default/lib/rresult -I /home/opam/.opam/default/lib/seq -I /home/opam/.opam/default/lib/sexplib -I /home/opam/.opam/default/lib/sexplib0 -I /home/opam/.opam/default/lib/stringext -I /home/opam/.opam/default/lib/uri -I src/.fat_filesystem.objs -no-alias-deps -o bin/.main.eobjs/main.cmo -c -impl bin/main.ml)
- File "bin/main.ml", line 45, characters 8-12:
- 45 |   Term.(pure Common.make $ debug $ verb $ unbuffered)
-              ^^^^
- Error: Unbound value pure
-     ocamlopt src/.fat_filesystem.objs/fat_fs.{cmx,o}
- File "src/fat_fs.ml", line 167, characters 8-17:
- 167 |         Fmt.kstrf Lwt.fail_with
-               ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat_fs.ml", line 172, characters 10-19:
- 172 |           Fmt.kstrf Lwt.fail_with
-                 ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
- File "src/fat_fs.ml", line 192, characters 6-15:
- 192 |       Fmt.kstrf Lwt.fail_with "error reading essential sectors: %a" pp_error e
-             ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
-     ocamlopt bin/.main.eobjs/impl.{cmx,o}
- File "bin/impl.ml", line 27, characters 15-24:
- 27 | let fail fmt = Fmt.kstrf Lwt.fail_with fmt
-                     ^^^^^^^^^
- Alert deprecated: Fmt.kstrf
- use Fmt.kstr instead.
[ERROR] The compilation of fat-filesystem.0.12.3 failed at "jbuilder build -p fat-filesystem -j 39".
build failed... 

=== STDERR ===

2026-07-15 00:57.00: FAILED: build fat-filesystem.0.12.3
2026-07-15 00:57.00: Job failed: build failed: fat-filesystem.0.12.3