2026-06-24 15:28.56: New job: build jupyter.2.7.4 (1b47dab929fa)
2026-06-24 15:28.56: Waiting for resource in pool day11-builds
2026-06-24 16:49.04: Got resource from pool day11-builds
2026-06-24 16:49.04: [profile full] build jupyter.2.7.4
2026-06-24 16:49.04: build jupyter.2.7.4 (1b47dab929fa)
=== DEPENDENCIES (37 transitive) ===
  base-bytes.base                                    b4b638202013
  base-threads.base                                  c9e7bdbf5823
  base-unix.base                                     7d1428be9ddb
  base64.3.5.2                                       922a59274aef
  conf-gmp.5                                         be11edf77089
  conf-gmp-powm-sec.4                                7029468462a8
  conf-pkg-config.5                                  d5de2c6a88f9
  conf-zlib.1                                        5297f1b9477f
  conf-zmq.0.1                                       a8f950327ee3
  cppo.1.8.0                                         33c5815d357c
  cryptokit.1.20                                     a14952ca51e2
  csexp.1.5.2                                        6dd81ddf0c98
  dune.3.22.2                                        d61110fc100a
  dune-configurator.3.22.2                           7194b831366c
  logs.0.8.0                                         c836dd321e05
  lwt.5.10.0                                         f6fbea2e7c8f
  lwt_ppx.5.9.3                                      db504fe940ef
  ocaml.4.12.1                                       dee35ad2ab01
  ocaml-base-compiler.4.12.1                         16a69ab1424d
  ocaml-compiler-libs.v0.12.4                        0eb96a6b8301
  ocaml-config.2                                     e77f021f2144
  ocamlbuild.0.16.1                                  2ce5a99932fe
  ocamlfind.1.9.8                                    f66c61fccf46
  ocplib-endian.1.2                                  be78b6b99626
  ppx_derivers.1.2.1                                 825771b7efd3
  ppx_deriving.6.1.1                                 3524a808c66b
  ppx_deriving_yojson.3.10.0                         a15025663d15
  ppxlib.0.38.0                                      63a6161d5ef3
  sexplib0.v0.16.0                                   cb6628d693f9
  stdint.0.7.2                                       2e55f102e104
  stdlib-shims.0.3.0                                 48a5ebf68664
  topkg.1.1.1                                        aa3cc6caa0fe
  uuidm.0.9.8                                        0dfac43c178d
  yojson.3.0.0                                       102149340692
  zarith.1.14                                        46f17da4c102
  zmq.5.3.0                                          4620875b33ab
  zmq-lwt.5.3.0                                      0e36c121127e
=== STDOUT ===
Processing: [default: loading data]
[jupyter.2.7.4: dl]
[jupyter.2.7.4: extract]
-> retrieved jupyter.2.7.4  (https://opam.ocaml.org/cache)
[jupyter: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "jupyter" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/jupyter.2.7.4)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -ppx '/home/opam/.opam/default/lib/lwt_ppx/./ppx.exe --as-ppx' -ppx '/home/opam/.opam/default/lib/ppx_deriving/./ppx_deriving package:ppx_deriving_yojson' -short-paths -safe-string -strict-sequence -strict-formats -w A-4-31-33-34-39-41-42-43-44-45-48-49-50-58 -g -bin-annot -I jupyter/src/core/.jupyter.objs/byte -I /home/opam/.opam/default/lib/bytes -I /home/opam/.opam/default/lib/ppx_deriving/runtime -I /home/opam/.opam/default/lib/ppx_deriving_yojson/runtime -I /home/opam/.opam/default/lib/uuidm -I /home/opam/.opam/default/lib/yojson -no-alias-deps -open Jupyter__ -o jupyter/src/core/.jupyter.objs/byte/jupyter__Json.cmi -c -intf jupyter/src/core/json.pp.mli)
- File "jupyter/src/core/json.mli", line 25, characters 27-40:
- 25 | val or_none : ('a, string) Result.result -> 'a option
-                                 ^^^^^^^^^^^^^
- Error: Unbound type constructor Result.result
[ERROR] The compilation of jupyter.2.7.4 failed at "dune build -p jupyter -j 39".
build failed... 

=== STDERR ===

2026-06-24 16:49.15: FAILED: build jupyter.2.7.4
2026-06-24 16:49.15: Job failed: build failed: jupyter.2.7.4