Build:
  1. 0
2026-10-07 23:42.33: New job: build ppx_cstruct.6.3.0 (8edd16069efd)
2026-10-07 23:42.33: Waiting for resource in pool day11-builds
2026-10-07 23:46.52: Got resource from pool day11-builds
2026-10-07 23:46.52: [profile oxcaml-odoc-master] build ppx_cstruct.6.3.0
2026-10-07 23:46.52: build ppx_cstruct.6.3.0 (8edd16069efd)
=== DEPENDENCIES (67 transitive) ===
  astring.0.8.5                                      76889f041155
  base.v0.18~preview.130.83+317                      9d35b30f6157
  base-threads.base                                  464810371b96
  base-unix.base                                     4596d20d2cf7
  base_quickcheck.v0.18~preview.130.83+317           2e6996917e54
  basement.v0.18~preview.130.83+317                  fd9c48ddc186
  camlp-streams.5.0.1                                a4f8ba5a7e5e
  capsule.v0.18~preview.130.83+317                   56f73bb614b2
  capsule0.v0.18~preview.130.83+317                  3d1efd5b4012
  cmdliner.1.3.0                                     7b680d20f6ec
  conf-autoconf.1                                    8ee1e3913008
  conf-which.1                                       65c43ca119c3
  csexp.1.5.2                                        388a0f161b43
  cstruct.6.3.0                                      3fb56b42fb99
  dune.3.22.2+ox                                     32ff52c6657f
  dune-configurator.3.22.2+ox                        ff0f95dfc767
  fieldslib.v0.18~preview.130.83+317                 7d593916234a
  fmt.0.11.0                                         9cb0f1e0f132
  jane-street-headers.v0.18~preview.130.83+317       6835ed291f4e
  jst-config.v0.18~preview.130.83+317                f6381fca10dc
  num.1.6                                            7e557ad27198
  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
  ocamlbuild.0.16.1+ox                               486707329b23
  ocamlfind.1.9.8+ox                                 252ac26d02be
  odoc-parser.3.2.1+master.1790607351.6dc5826        995154e0ef8d
  oxcaml-compiler.5.2.0minus25                       1356a22c5761
  parsexp.v0.18~preview.130.83+317                   cc61f2d52718
  portable.v0.18~preview.130.83+317                  2526c232fc6c
  ppx_array_base.v0.18~preview.130.83+317            b801fec98657
  ppx_assert.v0.18~preview.130.83+317                7c5b38716698
  ppx_base.v0.18~preview.130.83+317                  16b30b65ad1f
  ppx_bench.v0.18~preview.130.83+317                 a38c34050954
  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_fields_conv.v0.18~preview.130.83+317           2ba0f0635ae8
  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_here.v0.18~preview.130.83+317                  45198b2bc5e0
  ppx_inline_test.v0.18~preview.130.83+317           cb25afe71f6f
  ppx_js_style.v0.18~preview.130.83+317              b8446dc09c28
  ppx_let.v0.18~preview.130.83+317                   8fb16d8bb86b
  ppx_optcomp.v0.18~preview.130.83+317               c47bbc308d92
  ppx_portable.v0.18~preview.130.83+317              20e92ff0c852
  ppx_sexp_conv.v0.18~preview.130.83+317             df76435894ca
  ppx_sexp_message.v0.18~preview.130.83+317          ec09a9bfe192
  ppx_sexp_value.v0.18~preview.130.83+317            57b123d06e3f
  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
  sexplib.v0.18~preview.130.83+317                   290fd0583be5
  sexplib0.v0.18~preview.130.83+317                  022cce933120
  splittable_random.v0.18~preview.130.83+317         0af77c48b8ff
  stdio.v0.18~preview.130.83+317                     48ca66bc8f6d
  stdlib-shims.0.3.0                                 e6cbb74541c0
  time_now.v0.18~preview.130.83+317                  b82d8afebcc7
  topkg.1.1.1+ox                                     aa20e633dff5
  unique.v0.18~preview.130.83+317                    5f4c8b2b8a76
=== STDOUT ===
Processing: [default: loading data]
[ppx_cstruct.6.3.0: extract]
-> retrieved ppx_cstruct.6.3.0  (cached)
[ppx_cstruct: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "ppx_cstruct" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/ppx_cstruct.6.3.0)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -I ppx/.ppx_cstruct.objs/byte -I ppx/.ppx_cstruct.objs/native -I /home/opam/.opam/default/lib/base -I /home/opam/.opam/default/lib/base/shadow_stdlib -I /home/opam/.opam/default/lib/base_quickcheck -I /home/opam/.opam/default/lib/base_quickcheck/ppx_quickcheck/runtime -I /home/opam/.opam/default/lib/basement -I /home/opam/.opam/default/lib/capsule -I /home/opam/.opam/default/lib/capsule0/blocking_sync -I /home/opam/.opam/default/lib/capsule0/expert -I /home/opam/.opam/default/lib/fieldslib -I /home/opam/.opam/default/lib/jane-street-headers -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/parsexp -I /home/opam/.opam/default/lib/portable/kernel -I /home/opam/.opam/default/lib/ppx_assert/runtime-lib -I /home/opam/.opam/default/lib/ppx_bench/config -I /home/opam/.opam/default/lib/ppx_bench/config_types -I /home/opam/.opam/default/lib/ppx_bench/runtime-lib -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_here/runtime-lib -I /home/opam/.opam/default/lib/ppx_inline_test/config -I /home/opam/.opam/default/lib/ppx_inline_test/runtime-lib -I /home/opam/.opam/default/lib/ppx_portable/runtime -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/stdppx -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/sexplib -I /home/opam/.opam/default/lib/sexplib0 -I /home/opam/.opam/default/lib/splittable_random -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/time_now -I /home/opam/.opam/default/lib/unique -cmi-file ppx/.ppx_cstruct.objs/byte/ppx_cstruct.cmi -no-alias-deps -o ppx/.ppx_cstruct.objs/native/ppx_cstruct.cmx -c -impl ppx/ppx_cstruct.pp.ml)
- File "ppx/ppx_cstruct.ml", line 450, characters 4-17:
- 450 |     Exp.function_ getters
-           ^^^^^^^^^^^^^
- Alert prefer_jane_syntax: Ppxlib.Ast_helper.Exp.function_
- Use [Ppxlib_jane.Ast_builder] for constructing function ASTs that are handed to the ocaml compiler, e.g. in ppxes
- 
- File "ppx/ppx_cstruct.ml", line 455, characters 4-17:
- 455 |     Exp.function_ setters
-           ^^^^^^^^^^^^^
- Alert prefer_jane_syntax: Ppxlib.Ast_helper.Exp.function_
- Use [Ppxlib_jane.Ast_builder] for constructing function ASTs that are handed to the ocaml compiler, e.g. in ppxes
- 
- File "ppx/ppx_cstruct.ml", line 460, characters 4-17:
- 460 |     Exp.function_ printers
-           ^^^^^^^^^^^^^
- Alert prefer_jane_syntax: Ppxlib.Ast_helper.Exp.function_
- Use [Ppxlib_jane.Ast_builder] for constructing function ASTs that are handed to the ocaml compiler, e.g. in ppxes
- 
- File "ppx/ppx_cstruct.ml", line 465, characters 4-17:
- 465 |     Exp.function_ (parsers @ [Exp.case [%pat? _] [%expr None]])
-           ^^^^^^^^^^^^^
- Alert prefer_jane_syntax: Ppxlib.Ast_helper.Exp.function_
- Use [Ppxlib_jane.Ast_builder] for constructing function ASTs that are handed to the ocaml compiler, e.g. in ppxes
- 
- File "ppx/ppx_cstruct.ml", line 654, characters 65-66:
- 654 |     List.concat (List.map (signature_item' super#signature_item) s)
-                                                                        ^
- Error: This expression has type
-          "Ppxlib__.Import.Ast.signature" = "Astlib.Ast_414.Parsetree.signature"
-        but an expression was expected of type "Ppxlib.signature_item list"
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I ppx/.ppx_cstruct.objs/byte -I /home/opam/.opam/default/lib/base -I /home/opam/.opam/default/lib/base/shadow_stdlib -I /home/opam/.opam/default/lib/base_quickcheck -I /home/opam/.opam/default/lib/base_quickcheck/ppx_quickcheck/runtime -I /home/opam/.opam/default/lib/basement -I /home/opam/.opam/default/lib/capsule -I /home/opam/.opam/default/lib/capsule0/blocking_sync -I /home/opam/.opam/default/lib/capsule0/expert -I /home/opam/.opam/default/lib/fieldslib -I /home/opam/.opam/default/lib/jane-street-headers -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/parsexp -I /home/opam/.opam/default/lib/portable/kernel -I /home/opam/.opam/default/lib/ppx_assert/runtime-lib -I /home/opam/.opam/default/lib/ppx_bench/config -I /home/opam/.opam/default/lib/ppx_bench/config_types -I /home/opam/.opam/default/lib/ppx_bench/runtime-lib -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_here/runtime-lib -I /home/opam/.opam/default/lib/ppx_inline_test/config -I /home/opam/.opam/default/lib/ppx_inline_test/runtime-lib -I /home/opam/.opam/default/lib/ppx_portable/runtime -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/stdppx -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/sexplib -I /home/opam/.opam/default/lib/sexplib0 -I /home/opam/.opam/default/lib/splittable_random -I /home/opam/.opam/default/lib/stdlib-shims -I /home/opam/.opam/default/lib/time_now -I /home/opam/.opam/default/lib/unique -cmi-file ppx/.ppx_cstruct.objs/byte/ppx_cstruct.cmi -no-alias-deps -o ppx/.ppx_cstruct.objs/byte/ppx_cstruct.cmo -c -impl ppx/ppx_cstruct.pp.ml)
- File "ppx/ppx_cstruct.ml", line 450, characters 4-17:
- 450 |     Exp.function_ getters
-           ^^^^^^^^^^^^^
- Alert prefer_jane_syntax: Ppxlib.Ast_helper.Exp.function_
- Use [Ppxlib_jane.Ast_builder] for constructing function ASTs that are handed to the ocaml compiler, e.g. in ppxes
- 
- File "ppx/ppx_cstruct.ml", line 455, characters 4-17:
- 455 |     Exp.function_ setters
-           ^^^^^^^^^^^^^
- Alert prefer_jane_syntax: Ppxlib.Ast_helper.Exp.function_
- Use [Ppxlib_jane.Ast_builder] for constructing function ASTs that are handed to the ocaml compiler, e.g. in ppxes
- 
- File "ppx/ppx_cstruct.ml", line 460, characters 4-17:
- 460 |     Exp.function_ printers
-           ^^^^^^^^^^^^^
- Alert prefer_jane_syntax: Ppxlib.Ast_helper.Exp.function_
- Use [Ppxlib_jane.Ast_builder] for constructing function ASTs that are handed to the ocaml compiler, e.g. in ppxes
- 
- File "ppx/ppx_cstruct.ml", line 465, characters 4-17:
- 465 |     Exp.function_ (parsers @ [Exp.case [%pat? _] [%expr None]])
-           ^^^^^^^^^^^^^
- Alert prefer_jane_syntax: Ppxlib.Ast_helper.Exp.function_
- Use [Ppxlib_jane.Ast_builder] for constructing function ASTs that are handed to the ocaml compiler, e.g. in ppxes
- 
- File "ppx/ppx_cstruct.ml", line 654, characters 65-66:
- 654 |     List.concat (List.map (signature_item' super#signature_item) s)
-                                                                        ^
- Error: This expression has type
-          "Ppxlib__.Import.Ast.signature" = "Astlib.Ast_414.Parsetree.signature"
-        but an expression was expected of type "Ppxlib.signature_item list"
[ERROR] The compilation of ppx_cstruct.6.3.0 failed at "dune build -p ppx_cstruct -j 39".
build failed... 

=== STDERR ===

2026-10-07 23:47.17: FAILED: build ppx_cstruct.6.3.0
2026-10-07 23:47.17: Job failed: build failed: ppx_cstruct.6.3.0