2026-10-15 22:43.28: New job: build jupyter.2.7.5 (3a04b96c518c)
2026-10-15 22:43.28: Waiting for resource in pool day11-builds
2026-10-15 23:17.23: Got resource from pool day11-builds
2026-10-15 23:17.23: [profile full] build jupyter.2.7.5
2026-10-15 23:17.23: build jupyter.2.7.5 (3a04b96c518c)
=== DEPENDENCIES (36 transitive) ===
  base-bytes.base                                    f521c82d6112
  base-threads.base                                  464810371b96
  base-unix.base                                     4596d20d2cf7
  base64.3.5.2                                       eea069176231
  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                                         06f351ac03a1
  cryptokit.1.20                                     e250146fc672
  csexp.1.5.2                                        2ef5adeb95a0
  dune.3.22.2                                        011d8a4acba5
  dune-configurator.3.22.2                           5796013069c1
  logs.0.8.0                                         a5c037e52900
  lwt.5.10.1                                         d70e183ebfbf
  lwt_ppx.5.9.3                                      b36179eba85e
  ocaml.4.12.1                                       d66b7fd72df2
  ocaml-base-compiler.4.12.1                         1be8b907f61a
  ocaml-compiler-libs.v0.12.4                        c2a23888a3e7
  ocaml-config.2                                     ec927ce23948
  ocamlbuild.0.16.1                                  054829cd36bc
  ocamlfind.1.9.8                                    5f7fba40dc93
  ocplib-endian.1.2                                  029e120555bc
  ppx_derivers.1.2.1                                 35055749af0a
  ppx_deriving.6.2.0                                 ebe674f59ddb
  ppx_deriving_yojson.3.10.0                         56cf251c513d
  ppxlib.0.39.0                                      523bb9b3ed77
  sexplib0.v0.16.0                                   8fb7142ad27d
  stdint.0.7.2                                       57981764fac2
  topkg.1.1.1                                        a2c205ba3975
  uuidm.0.9.8                                        5ba93ec6916b
  yojson.3.0.0                                       d36ec00cdd0d
  zarith.1.14                                        57ca85c352a2
  zmq.6.0.0                                          5b4e630a50fb
  zmq-lwt.6.0.0                                      29305ef7abfb
=== 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 ===

2026-10-15 23:18.31: FAILED: build jupyter.2.7.5
2026-10-15 23:18.31: Job failed: build failed: jupyter.2.7.5