Build:
  1. 0
2026-09-20 04:41.17: New job: build fat-filesystem.0.12.3 (10812c496173)
2026-09-20 04:41.17: Waiting for resource in pool day11-builds
2026-09-20 05:14.53: Got resource from pool day11-builds
2026-09-20 05:14.53: [profile full] build fat-filesystem.0.12.3
2026-09-20 05:14.53: build fat-filesystem.0.12.3 (10812c496173)
=== DEPENDENCIES (54 transitive) ===
  angstrom.0.16.1                                    efae85f5a7a2
  astring.0.8.5                                      327641c67cef
  base-bytes.base                                    419611306b74
  base-threads.base                                  ddcab511c589
  base-unix.base                                     742554e1dbc2
  bigarray-compat.1.1.0                              a9ed6263e380
  bigstringaf.0.10.0                                 c09a3caee17d
  cmdliner.2.1.1                                     89e96f12f627
  conf-pkg-config.5                                  5bc8297bba82
  cppo.1.8.0                                         a31615964db5
  csexp.1.5.2                                        860cd5af4036
  cstruct.3.6.0                                      1e4df08533b2
  cstruct-lwt.3.7.0                                  edc2a2774110
  dune.3.24.2                                        6dfe5470779b
  dune-configurator.3.22.2                           ffcddb44c3bc
  fmt.0.11.0                                         fc1cea7fbf36
  io-page.2.4.0                                      b636ae653627
  io-page-unix.2.1.0                                 822e67bb73a2
  jbuilder.1.0+beta20.2                              b32764c80993
  logs.0.8.0                                         f449d27d1d83
  lwt.5.10.1                                         ce5bbe2134ef
  mirage-block.1.2.0                                 c6f74a716987
  mirage-block-lwt.1.2.0                             26bd6ec2164a
  mirage-block-unix.2.11.2                           8d556230495a
  mirage-device.1.2.0                                0a75faf6a122
  mirage-fs.2.0.0                                    b331a204d722
  mirage-fs-lwt.2.0.0                                4212e33f5bcc
  mirage-kv.2.0.0                                    65406fabd3ec
  mirage-kv-lwt.2.0.0                                7831815e38e5
  num.1.6                                            0728ec5e9801
  ocaml.4.12.1                                       c1955d2a80c0
  ocaml-base-compiler.4.12.1                         508946109b41
  ocaml-config.2                                     1f050df2f239
  ocaml-migrate-parsetree.1.8.0                      80c48c349bae
  ocaml-secondary-compiler.4.14.2                    e2a22285b593
  ocaml-syntax-shims.1.0.0                           f7d18bcb8164
  ocamlbuild.0.16.1                                  b239da223cfa
  ocamlfind.1.9.6                                    d8e3ff7f66c6
  ocamlfind-secondary.1.9.6                          06f018ee18a5
  ocplib-endian.1.2                                  526b715b1d71
  parsexp.v0.11.0                                    95365c4d0941
  ppx_cstruct.3.6.0                                  08a071ab175d
  ppx_derivers.1.2.1                                 1fba1ff38ff5
  ppx_tools.6.6                                      a46747d499a5
  ppx_tools_versioned.5.4.0                          10822533fa69
  re.1.12.0                                          376647f25c86
  result.1.5                                         8d9147902c9a
  rresult.0.7.0                                      b4bf207512e4
  seq.base                                           6b89d5a1c207
  sexplib.v0.11.0                                    5a74f69bf7c2
  sexplib0.v0.11.0                                   a29c604434c7
  stringext.1.6.0                                    572be2497b49
  topkg.1.1.1                                        9a95f9697a6a
  uri.4.4.0                                          9736f0b84fb9
=== 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 ===

2026-09-20 05:15.14: FAILED: build fat-filesystem.0.12.3
2026-09-20 05:15.14: Job failed: build failed: fat-filesystem.0.12.3