2026-10-21 23:05.47: New job: build jupyter.2.7.5 (9db011ca20a3)
2026-10-21 23:05.47: Waiting for resource in pool day11-builds
2026-10-22 00:07.59: Got resource from pool day11-builds
2026-10-22 00:07.59: [profile full] build jupyter.2.7.5
2026-10-22 00:07.59: build jupyter.2.7.5 (9db011ca20a3)
=== DEPENDENCIES (36 transitive) ===
  base-bytes.base                                    66304045e019
  base-threads.base                                  ca51096a9c5b
  base-unix.base                                     88a83b7ed333
  base64.3.5.2                                       c1a12cc78b33
  conf-gmp.5                                         d0211a82c71f
  conf-gmp-powm-sec.4                                acc832c3bdda
  conf-pkg-config.5                                  26be2768a637
  conf-zlib.1                                        1bee7a3e7aa2
  conf-zmq.0.1                                       55536ad99592
  cppo.1.8.0                                         6cd392a42ba4
  cryptokit.1.20                                     d0a48e03e11f
  csexp.1.5.2                                        0ca49e9e1451
  dune.3.22.2                                        706d6641ae15
  dune-configurator.3.22.2                           a2543320b82c
  logs.0.8.0                                         a35609302cf2
  lwt.5.10.1                                         88b4cc3c725e
  lwt_ppx.5.9.3                                      6b4ded7a65eb
  ocaml.4.12.1                                       9f11d68ab027
  ocaml-base-compiler.4.12.1                         f3fe6b0ae528
  ocaml-compiler-libs.v0.12.4                        15389b515629
  ocaml-config.2                                     51cd011547ac
  ocamlbuild.0.16.1                                  4ee5ccc4f975
  ocamlfind.1.9.8                                    ca20b5ce2716
  ocplib-endian.1.2                                  27f320822cc6
  ppx_derivers.1.2.1                                 e73d6de78663
  ppx_deriving.6.2.0                                 5f6501807afb
  ppx_deriving_yojson.3.10.0                         e40623338eea
  ppxlib.0.39.0                                      4434a5c70656
  sexplib0.v0.16.0                                   9da960a91a8a
  stdint.0.7.2                                       60974db89b8c
  topkg.1.1.1                                        9d4e3bef4d69
  uuidm.0.9.8                                        6855cb87066c
  yojson.3.0.0                                       cddba1b79b26
  zarith.1.14                                        fe04da1a29b9
  zmq.6.0.0                                          2b224fb2e44e
  zmq-lwt.6.0.0                                      c4b3c64bac4b
=== STDOUT ===
Processing: [default: loading data]
[jupyter.2.7.5: dl]
[jupyter.2.7.5: extract]
-> retrieved jupyter.2.7.5  (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.2.7.5)
- (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.2.7.5 failed at "dune build -p jupyter -j 39".
build failed... 

=== STDERR ===

2026-10-22 00:10.00: FAILED: build jupyter.2.7.5
2026-10-22 00:10.00: Job failed: build failed: jupyter.2.7.5