2026-10-15 22:43.10: New job: build jupyter.2.7.2 (a2600c4b5f1e)
2026-10-15 22:43.10: Waiting for resource in pool day11-builds
2026-10-15 23:15.30: Got resource from pool day11-builds
2026-10-15 23:15.30: [profile full] build jupyter.2.7.2
2026-10-15 23:15.30: build jupyter.2.7.2 (a2600c4b5f1e)
=== DEPENDENCIES (36 transitive) ===
  base-bytes.base                                    ba20f1443bb2
  base-threads.base                                  464810371b96
  base-unix.base                                     4596d20d2cf7
  base64.3.5.2                                       62e6b7f15652
  conf-gmp.5                                         c2adbec9a470
  conf-gmp-powm-sec.4                                2e10e7732ec6
  conf-pkg-config.5                                  e39f7209b38f
  conf-zlib.1                                        ef4bfe5217f4
  conf-zmq.0.1                                       d470b1d63255
  cppo.1.8.0                                         17496b3886e8
  cryptokit.1.20                                     8e3343960536
  csexp.1.5.2                                        6104fd0e579f
  dune.3.22.2                                        b4c2e60369bf
  dune-configurator.3.22.2                           266698146478
  logs.0.8.0                                         e45e2aa89919
  lwt.5.10.1                                         68a39f23ee2c
  lwt_ppx.5.9.3                                      96ef78c171c9
  ocaml.4.11.2                                       9d674d174109
  ocaml-base-compiler.4.11.2                         c22138bcc377
  ocaml-compiler-libs.v0.12.4                        9bea3aea1290
  ocaml-config.1                                     8066d703b060
  ocamlbuild.0.16.1                                  a1f3fe9a6091
  ocamlfind.1.9.8                                    333b109d985d
  ocplib-endian.1.2                                  aa0950e1a1c7
  ppx_derivers.1.2.1                                 3ca649a7b8a3
  ppx_deriving.6.2.0                                 e260c8a472a3
  ppx_deriving_yojson.3.10.0                         35ee6a51f2a2
  ppxlib.0.39.0                                      d198ca48a61a
  sexplib0.v0.16.0                                   0a477e19598f
  stdint.0.7.2                                       ecf1d90767a9
  topkg.1.1.1                                        d1287da87b87
  uuidm.0.9.8                                        818e7428bce5
  yojson.3.0.0                                       4f1852dd56e9
  zarith.1.14                                        1eae82412978
  zmq.6.0.0                                          327afd8079e9
  zmq-lwt.6.0.0                                      daf48039c08b
=== STDOUT ===
Processing: [default: loading data]
[jupyter.2.7.2: dl]
[jupyter.2.7.2: extract]
-> retrieved jupyter.2.7.2  (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.2.7.2)
- (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.2.7.2 failed at "dune build -p jupyter -j 39".
build failed... 

=== STDERR ===

2026-10-15 23:17.20: FAILED: build jupyter.2.7.2
2026-10-15 23:17.20: Job failed: build failed: jupyter.2.7.2