2026-08-05 22:11.13: New job: build jupyter.2.7.4 (384ae0d110f7)
2026-08-05 22:11.13: Waiting for resource in pool day11-builds
2026-08-05 23:13.37: Got resource from pool day11-builds
2026-08-05 23:13.37: [profile full] build jupyter.2.7.4
2026-08-05 23:13.37: build jupyter.2.7.4 (384ae0d110f7)
=== DEPENDENCIES (37 transitive) ===
  base-bytes.base                                    72eaa0d07dfe
  base-threads.base                                  4e0218232a65
  base-unix.base                                     2d2c0bf34146
  base64.3.5.2                                       896829dd7a1b
  conf-gmp.5                                         a6b4a9039f5d
  conf-gmp-powm-sec.4                                9e41e5228d03
  conf-pkg-config.5                                  4a77ab8734e0
  conf-zlib.1                                        1afa441829d8
  conf-zmq.0.1                                       ac4c949754df
  cppo.1.8.0                                         08b7fa1de80e
  cryptokit.1.20                                     0d5283c4ba2b
  csexp.1.5.2                                        d80fde5b568e
  dune.3.22.2                                        7833d43c8b09
  dune-configurator.3.22.2                           2ef25881116b
  logs.0.8.0                                         31105d9241eb
  lwt.5.10.1                                         7900daf250d3
  lwt_ppx.5.9.3                                      afe9dcf427bc
  ocaml.4.12.1                                       9ea8a0b5f1ea
  ocaml-base-compiler.4.12.1                         253c210e6b00
  ocaml-compiler-libs.v0.12.4                        859bdbadc12e
  ocaml-config.2                                     5bc8fb6424c9
  ocamlbuild.0.16.1                                  8e6ef6320341
  ocamlfind.1.9.8                                    1362b121d318
  ocplib-endian.1.2                                  17f4b82a7c50
  ppx_derivers.1.2.1                                 4f7d22b09ab5
  ppx_deriving.6.1.3                                 bccdc2855a97
  ppx_deriving_yojson.3.10.0                         3b982b400092
  ppxlib.0.38.0                                      739c40ed67d9
  sexplib0.v0.16.0                                   5eafc8e35b16
  stdint.0.7.2                                       992f12bbde87
  stdlib-shims.0.3.0                                 1295993d5899
  topkg.1.1.1                                        b340c55b72d5
  uuidm.0.9.8                                        8e1b63f58ff9
  yojson.3.0.0                                       a9f726dfbfeb
  zarith.1.14                                        05c997c03f95
  zmq.5.3.0                                          a24503ad7245
  zmq-lwt.5.3.0                                      1f5eb901e818
=== 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 ===

2026-08-05 23:14.01: FAILED: build jupyter.2.7.4
2026-08-05 23:14.01: Job failed: build failed: jupyter.2.7.4