Build:
  1. 0
2026-09-19 23:47.42: New job: build jupyter.2.7.8 (16e411c9895e)
2026-09-19 23:47.42: Waiting for resource in pool day11-builds
2026-09-20 01:21.40: Got resource from pool day11-builds
2026-09-20 01:21.40: [profile full] build jupyter.2.7.8
2026-09-20 01:21.41: build jupyter.2.7.8 (16e411c9895e)
=== DEPENDENCIES (37 transitive) ===
  base-bytes.base                                    ee73a670a032
  base-threads.base                                  ddcab511c589
  base-unix.base                                     742554e1dbc2
  base64.3.5.2                                       bfa5b723be9c
  conf-gmp.5                                         00570d20295f
  conf-gmp-powm-sec.4                                0b0606327e14
  conf-pkg-config.5                                  5bc8297bba82
  conf-zlib.1                                        87393a303e89
  conf-zmq.0.1                                       9a07279cc387
  cppo.1.8.0                                         b2c5fa9b3bd3
  cryptokit.1.21.1                                   9859cea44c65
  csexp.1.5.2                                        9674f47d9ff0
  dune.3.24.2                                        b197f72a37ad
  dune-configurator.3.24.2                           6d28bb648b0d
  logs.0.10.0                                        e77380c7d110
  lwt.6.1.2                                          df5e86cf0f11
  lwt_ppx.6.1.0                                      84e74a74f36b
  ocaml.4.14.0                                       93facb3ce64d
  ocaml-base-compiler.4.14.0                         49bbbbc251d8
  ocaml-compiler-libs.v0.12.4                        ce6e8baf3935
  ocaml-config.2                                     11236bcb26dc
  ocamlbuild.0.16.1                                  b033645ecc1b
  ocamlfind.1.9.8                                    6b0976a46b4f
  ocplib-endian.1.2                                  ec94b0154583
  ppx_derivers.1.2.1                                 66088b96b478
  ppx_deriving.6.2.0                                 045b383e81f7
  ppx_deriving_yojson.3.10.0                         9ca9670c5f63
  ppxlib.0.38.0                                      4389001069da
  sexplib0.v0.17.0                                   5d413944bf3d
  stdint.0.7.2                                       eeca0d982864
  stdlib-shims.0.3.0                                 d73e89e89c09
  topkg.1.1.1                                        98b1cd469834
  uuidm.0.9.10                                       26be79c9f9fb
  yojson.3.0.0                                       c3640f282ba3
  zarith.1.14                                        f6599de0ce1e
  zmq.5.3.0                                          826c57319532
  zmq-lwt.5.3.0                                      de26ef509bc9
=== STDOUT ===
Processing: [default: loading data]
[jupyter.2.7.8: dl]
[jupyter.2.7.8: extract]
-> retrieved jupyter.2.7.8  (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.2.7.8)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -w A-4-31-33-34-39-41-42-43-44-45-48-49-50-58 -safe-string -strict-sequence -strict-formats -short-paths -g -bin-annot -I config/.configure.eobjs/byte -I /home/opam/.opam/default/lib/yojson -no-alias-deps -o config/.configure.eobjs/byte/configure.cmo -c -impl config/configure.ml)
- File "config/configure.ml", line 1:
- Warning 70 [missing-mli]: Cannot find interface file.
- (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/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.cmo -c -impl jupyter/src/core/jupyter.pp.ml)
- File "jupyter/src/core/jupyter.pp.ml", line 1:
- Warning 70 [missing-mli]: Cannot find interface file.
- (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/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__Version.cmo -c -impl jupyter/src/core/version.pp.ml)
- File "jupyter/src/core/version.pp.ml", line 1:
- Warning 70 [missing-mli]: Cannot find interface file.
- (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/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__Comm.cmo -c -impl jupyter/src/core/comm.pp.ml)
- File "jupyter/src/core/comm.pp.ml", line 1:
- Warning 70 [missing-mli]: Cannot find interface file.
- (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/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__AnsiCode.cmo -c -impl jupyter/src/core/ansiCode.pp.ml)
- File "jupyter/src/core/ansiCode.pp.ml", line 1:
- Warning 70 [missing-mli]: Cannot find interface file.
- (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/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
- (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/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__Stdin.cmo -c -impl jupyter/src/core/stdin.pp.ml)
- File "jupyter/src/core/stdin.pp.ml", line 1:
- Warning 70 [missing-mli]: Cannot find interface file.
[ERROR] The compilation of jupyter.2.7.8 failed at "dune build -p jupyter -j 39".
build failed... 

=== STDERR ===

2026-09-20 01:25.07: FAILED: build jupyter.2.7.8
2026-09-20 01:25.07: Job failed: build failed: jupyter.2.7.8