Build:
  1. 0
2026-10-07 22:15.09: New job: build ppx_protocol_conv.5.2.2 (c6186427ee22)
2026-10-07 22:15.09: Waiting for resource in pool day11-builds
2026-10-07 22:19.18: Got resource from pool day11-builds
2026-10-07 22:19.18: [profile oxcaml-odoc-master] build ppx_protocol_conv.5.2.2
2026-10-07 22:19.18: build ppx_protocol_conv.5.2.2 (c6186427ee22)
=== DEPENDENCIES (34 transitive) ===
  base.v0.18~preview.130.83+317                      9d35b30f6157
  base-threads.base                                  464810371b96
  base-unix.base                                     4596d20d2cf7
  basement.v0.18~preview.130.83+317                  fd9c48ddc186
  capsule0.v0.18~preview.130.83+317                  3d1efd5b4012
  conf-autoconf.1                                    8ee1e3913008
  conf-which.1                                       65c43ca119c3
  csexp.1.5.2                                        388a0f161b43
  dune.3.22.2+ox                                     32ff52c6657f
  dune-configurator.3.22.2+ox                        ff0f95dfc767
  ocaml.5.2.0                                        af0590f41c06
  ocaml-compiler-libs.v0.17.0+ox                     b65c7a1ffa7d
  ocaml-config.3                                     652553152315
  ocaml-variants.5.2.0+ox                            cb60d024b20c
  ocaml_intrinsics_kernel.v0.18~preview.130.83+317   1a69a7740305
  oxcaml-compiler.5.2.0minus25                       1356a22c5761
  ppx_array_base.v0.18~preview.130.83+317            b801fec98657
  ppx_base.v0.18~preview.130.83+317                  16b30b65ad1f
  ppx_cold.v0.18~preview.130.83+317                  d2ee8aec553e
  ppx_compare.v0.18~preview.130.83+317               617e9368d46c
  ppx_derivers.1.2.1                                 91b7c666f6fd
  ppx_enumerate.v0.18~preview.130.83+317             86b9cb393d03
  ppx_globalize.v0.18~preview.130.83+317             da9e2819134d
  ppx_hash.v0.18~preview.130.83+317                  69f598a0172a
  ppx_helpers.v0.18~preview.130.83+317               5dbce1ab0bca
  ppx_sexp_conv.v0.18~preview.130.83+317             df76435894ca
  ppx_shorthand.v0.18~preview.130.83+317             72f22e3c90d0
  ppx_template.v0.18~preview.130.83+317              96a070b82ff1
  ppxlib.0.33.0+ox                                   5a44f0664338
  ppxlib_ast.0.33.0+ox                               c27d0426e5a8
  ppxlib_jane.v0.18~preview.130.83+317               0bcd9248dbfd
  sexp_type.v0.18~preview.130.83+317                 9468879d684c
  sexplib0.v0.18~preview.130.83+317                  022cce933120
  stdlib-shims.0.3.0                                 e6cbb74541c0
=== STDOUT ===
Processing: [default: loading data]
[ppx_protocol_conv.5.2.2: dl]
[ppx_protocol_conv.5.2.2: extract]
-> retrieved ppx_protocol_conv.5.2.2  (https://opam.ocaml.org/cache)
[ppx_protocol_conv: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "ppx_protocol_conv" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/ppx_protocol_conv.5.2.2)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -w -3 -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I drivers/generic/.ppx_protocol_driver.objs/byte -I runtime/.protocol_conv.objs/byte -cmi-file drivers/generic/.ppx_protocol_driver.objs/byte/ppx_protocol_driver.cmi -no-alias-deps -o drivers/generic/.ppx_protocol_driver.objs/byte/ppx_protocol_driver.cmo -c -impl drivers/generic/ppx_protocol_driver.ml)
- File "drivers/generic/ppx_protocol_driver.ml", line 95, characters 11-36:
- 95 |   let () = Printexc.register_printer (function
-                 ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -w -3 -g -I drivers/generic/.ppx_protocol_driver.objs/byte -I drivers/generic/.ppx_protocol_driver.objs/native -I runtime/.protocol_conv.objs/byte -I runtime/.protocol_conv.objs/native -cmi-file drivers/generic/.ppx_protocol_driver.objs/byte/ppx_protocol_driver.cmi -no-alias-deps -o drivers/generic/.ppx_protocol_driver.objs/native/ppx_protocol_driver.cmx -c -impl drivers/generic/ppx_protocol_driver.ml)
- File "drivers/generic/ppx_protocol_driver.ml", line 95, characters 11-36:
- 95 |   let () = Printexc.register_printer (function
-                 ^^^^^^^^^^^^^^^^^^^^^^^^^
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I ppx/.ppx_protocol_conv.objs/byte -I ppx/.ppx_protocol_conv.objs/native -I /home/opam/.opam/default/lib/base -I /home/opam/.opam/default/lib/base/shadow_stdlib -I /home/opam/.opam/default/lib/basement -I /home/opam/.opam/default/lib/capsule0/expert -I /home/opam/.opam/default/lib/ocaml-compiler-libs/common -I /home/opam/.opam/default/lib/ocaml-compiler-libs/shadow -I /home/opam/.opam/default/lib/ocaml/compiler-libs -I /home/opam/.opam/default/lib/ocaml_intrinsics_kernel -I /home/opam/.opam/default/lib/ppx_compare/runtime-lib -I /home/opam/.opam/default/lib/ppx_derivers -I /home/opam/.opam/default/lib/ppx_enumerate/runtime-lib -I /home/opam/.opam/default/lib/ppx_hash/base_internalhash_types -I /home/opam/.opam/default/lib/ppx_hash/runtime-lib -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/ppxlib -I /home/opam/.opam/default/lib/ppxlib/print_diff -I /home/opam/.opam/default/lib/ppxlib_ast/ast -I /home/opam/.opam/default/lib/ppxlib_ast/astlib -I /home/opam/.opam/default/lib/ppxlib_ast/stdppx -I /home/opam/.opam/default/lib/ppxlib_ast/traverse_builtins -I /home/opam/.opam/default/lib/ppxlib_jane -I /home/opam/.opam/default/lib/sexp_type -I /home/opam/.opam/default/lib/sexp_type/grammar -I /home/opam/.opam/default/lib/sexplib0 -I /home/opam/.opam/default/lib/stdlib-shims -cmi-file ppx/.ppx_protocol_conv.objs/byte/ppx_protocol_conv.cmi -no-alias-deps -o ppx/.ppx_protocol_conv.objs/native/ppx_protocol_conv.cmx -c -impl ppx/ppx_protocol_conv.pp.ml)
- File "ppx/ppx_protocol_conv.ml", line 256, characters 81-90:
- 256 |         List.map core_types ~f:(fun ct -> serialize_expr_of_type_descr t ~loc ct.ptyp_desc)
-                                                                                        ^^^^^^^^^
- Error: This expression has type "Ppxlib.constructor_argument"
-        There is no field "ptyp_desc" within type "Ppxlib.constructor_argument"
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I ppx/.ppx_protocol_conv.objs/byte -I /home/opam/.opam/default/lib/base -I /home/opam/.opam/default/lib/base/shadow_stdlib -I /home/opam/.opam/default/lib/basement -I /home/opam/.opam/default/lib/capsule0/expert -I /home/opam/.opam/default/lib/ocaml-compiler-libs/common -I /home/opam/.opam/default/lib/ocaml-compiler-libs/shadow -I /home/opam/.opam/default/lib/ocaml/compiler-libs -I /home/opam/.opam/default/lib/ocaml_intrinsics_kernel -I /home/opam/.opam/default/lib/ppx_compare/runtime-lib -I /home/opam/.opam/default/lib/ppx_derivers -I /home/opam/.opam/default/lib/ppx_enumerate/runtime-lib -I /home/opam/.opam/default/lib/ppx_hash/base_internalhash_types -I /home/opam/.opam/default/lib/ppx_hash/runtime-lib -I /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib -I /home/opam/.opam/default/lib/ppxlib -I /home/opam/.opam/default/lib/ppxlib/print_diff -I /home/opam/.opam/default/lib/ppxlib_ast/ast -I /home/opam/.opam/default/lib/ppxlib_ast/astlib -I /home/opam/.opam/default/lib/ppxlib_ast/stdppx -I /home/opam/.opam/default/lib/ppxlib_ast/traverse_builtins -I /home/opam/.opam/default/lib/ppxlib_jane -I /home/opam/.opam/default/lib/sexp_type -I /home/opam/.opam/default/lib/sexp_type/grammar -I /home/opam/.opam/default/lib/sexplib0 -I /home/opam/.opam/default/lib/stdlib-shims -cmi-file ppx/.ppx_protocol_conv.objs/byte/ppx_protocol_conv.cmi -no-alias-deps -o ppx/.ppx_protocol_conv.objs/byte/ppx_protocol_conv.cmo -c -impl ppx/ppx_protocol_conv.pp.ml)
- File "ppx/ppx_protocol_conv.ml", line 256, characters 81-90:
- 256 |         List.map core_types ~f:(fun ct -> serialize_expr_of_type_descr t ~loc ct.ptyp_desc)
-                                                                                        ^^^^^^^^^
- Error: This expression has type "Ppxlib.constructor_argument"
-        There is no field "ptyp_desc" within type "Ppxlib.constructor_argument"
[ERROR] The compilation of ppx_protocol_conv.5.2.2 failed at "dune build -p ppx_protocol_conv -j 39".
build failed... 

=== STDERR ===

2026-10-07 22:20.25: FAILED: build ppx_protocol_conv.5.2.2
2026-10-07 22:20.25: Job failed: build failed: ppx_protocol_conv.5.2.2