Build:
  1. 0
2026-07-26 14:32.30: New job: build jupyter.2.7.6 (6c6d7bd86015)
2026-07-26 14:32.30: Waiting for resource in pool day11-builds
2026-07-26 15:12.32: Got resource from pool day11-builds
2026-07-26 15:12.32: [profile full] build jupyter.2.7.6
2026-07-26 15:12.32: build jupyter.2.7.6 (6c6d7bd86015)
=== DEPENDENCIES (37 transitive) ===
  base-bytes.base                                    388f205661cc
  base-threads.base                                  afe16a8e71c3
  base-unix.base                                     73c0a5fdd34a
  base64.3.5.2                                       a2e6a7ed3426
  conf-gmp.5                                         be8168159001
  conf-gmp-powm-sec.4                                e21440c8dffb
  conf-pkg-config.5                                  2c611009363a
  conf-zlib.1                                        9b96a8154eb2
  conf-zmq.0.1                                       fc5d77bc2d6d
  cppo.1.8.0                                         f336e5359c64
  cryptokit.1.21.1                                   9ea2c5e61eb5
  csexp.1.5.2                                        c2e7f17222fb
  dune.3.22.2                                        533192240fc6
  dune-configurator.3.22.2                           9a40b4581152
  logs.0.8.0                                         ae712aa85ff7
  lwt.5.10.1                                         7fad6b4c9ce0
  lwt_ppx.5.9.3                                      ae335d077ec0
  ocaml.4.13.1                                       7b27559f6f3a
  ocaml-base-compiler.4.13.1                         935d8fbf84a1
  ocaml-compiler-libs.v0.12.4                        f6825eb019a1
  ocaml-config.2                                     cbcb44afa319
  ocamlbuild.0.16.1                                  12219e71326d
  ocamlfind.1.9.8                                    7faf65801d80
  ocplib-endian.1.2                                  df7ef4f9a712
  ppx_derivers.1.2.1                                 1f2d2efea1ff
  ppx_deriving.6.1.3                                 14ddc4e7e1c7
  ppx_deriving_yojson.3.10.0                         2ba7d4755eea
  ppxlib.0.38.0                                      567659ba0d0a
  sexplib0.v0.16.0                                   ac8df8878d30
  stdint.0.7.2                                       c59f5655b22a
  stdlib-shims.0.3.0                                 1500b7f469e9
  topkg.1.1.1                                        4c66ab37d9b8
  uuidm.0.9.8                                        78fb70101cd6
  yojson.3.0.0                                       1e4e7591f648
  zarith.1.14                                        8ed10148d8a5
  zmq.5.3.0                                          853c607d0f84
  zmq-lwt.5.3.0                                      56b8d876281e
=== STDOUT ===
Processing: [default: loading data]
[jupyter.2.7.6: dl]
[jupyter.2.7.6: extract]
-> retrieved jupyter.2.7.6  (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.2.7.6)
- (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.
[ERROR] The compilation of jupyter.2.7.6 failed at "dune build -p jupyter -j 39".
- (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__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/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__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/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__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.
- (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.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/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__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/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
build failed... 

=== STDERR ===

2026-07-26 15:13.08: FAILED: build jupyter.2.7.6
2026-07-26 15:13.08: Job failed: build failed: jupyter.2.7.6