2026-09-28 16:03.52: New job: build mdx.2.6.0 (d179b6422855)
2026-09-28 16:03.52: Waiting for resource in pool day11-builds
2026-09-28 16:05.36: Got resource from pool day11-builds
2026-09-28 16:05.36: [profile oxcaml-odoc-master] build mdx.2.6.0
2026-09-28 16:05.36: build mdx.2.6.0 (d179b6422855)
=== DEPENDENCIES (28 transitive) ===
  astring.0.8.5                                      42dbc2ad915a
  base-bytes.base                                    7b6f7f42210e
  base-threads.base                                  ddcab511c589
  base-unix.base                                     742554e1dbc2
  camlp-streams.5.0.1                                8b44c80dbf83
  cmdliner.2.1.1                                     9f81d96a817a
  conf-autoconf.1                                    43fe4a407b7a
  conf-which.1                                       5fccb3a41099
  cppo.1.8.0                                         3b89cfeceb56
  csexp.1.5.2                                        3c06ba8afc7b
  dune.3.24.2                                        b5380714f1f1
  dune-configurator.3.22.2+ox                        41b0edae605a
  fmt.0.11.0                                         c76e5df6244f
  logs.0.10.0                                        09e735086b23
  lwt.6.0.0+ox                                       f198344c3392
  lwt_runtime_events.6.0.0+ox                        c1c14c403eed
  ocaml.5.4.0                                        74a2c67841c6
  ocaml-config.3                                     d58db97ddfef
  ocaml-variants.5.4.0+ox                            4babdc19da91
  ocaml-version.4.1.4                                5b630aff4ada
  ocamlbuild.0.16.1+ox                               55da2dcae837
  ocamlfind.1.9.8+ox                                 47b14ae6bc12
  ocplib-endian.1.2                                  39b87ed212db
  oxcaml-compiler.5.4.0-ox7                          42053eeff39a
  re.1.14.0+ox                                       413b4fba3db1
  result.1.5                                         2964c9887603
  seq.base                                           a53d1461208b
  topkg.1.1.1+ox                                     6335c019c657
=== STDOUT ===
Processing: [default: loading data]
[mdx.2.6.0: dl]
[mdx.2.6.0: extract]
-> retrieved mdx.2.6.0  (https://opam.ocaml.org/cache)
[mdx: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "mdx" "-j" "39" "@install" (CWD=/home/opam/.opam/default/.opam-switch/build/mdx.2.6.0)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I lib/top/.mdx_top.objs/byte -I /home/opam/.opam/default/lib/astring -I /home/opam/.opam/default/lib/camlp-streams -I /home/opam/.opam/default/lib/csexp -I /home/opam/.opam/default/lib/findlib -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/ocaml-version -I /home/opam/.opam/default/lib/ocaml/compiler-libs -I /home/opam/.opam/default/lib/ocaml/str -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/result -I /home/opam/.opam/default/lib/seq -I lib/.mdx.objs/byte -I vendor/odoc-parser/src/.odoc_parser.objs/byte -cmi-file lib/top/.mdx_top.objs/byte/mdx_top.cmi -no-alias-deps -open Mdx_top__ -o lib/top/.mdx_top.objs/byte/mdx_top.cmo -c -impl lib/top/mdx_top.pp.ml)
- File "lib/top/mdx_top.ml", line 479, characters 39-57:
- Error: The value Printtyp.longident has type
-          Longident.t Format_doc.format_printer =
-            Format.formatter -> Longident.t -> unit
-        but an expression was expected of type
-          Format_doc.formatter -> 'a -> unit
-        Type Format.formatter is not compatible with type Format_doc.formatter
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I lib/test/.mdx_test.objs/byte -I /home/opam/.opam/default/lib/astring -I /home/opam/.opam/default/lib/camlp-streams -I /home/opam/.opam/default/lib/csexp -I /home/opam/.opam/default/lib/findlib -I /home/opam/.opam/default/lib/fmt -I /home/opam/.opam/default/lib/logs -I /home/opam/.opam/default/lib/ocaml-version -I /home/opam/.opam/default/lib/ocaml/compiler-libs -I /home/opam/.opam/default/lib/ocaml/str -I /home/opam/.opam/default/lib/ocaml/threads -I /home/opam/.opam/default/lib/ocaml/unix -I /home/opam/.opam/default/lib/re -I /home/opam/.opam/default/lib/result -I /home/opam/.opam/default/lib/seq -I lib/.mdx.objs/byte -I lib/top/.mdx_top.objs/byte -I vendor/odoc-parser/src/.odoc_parser.objs/byte -cmi-file lib/test/.mdx_test.objs/byte/mdx_test.cmi -no-alias-deps -o lib/test/.mdx_test.objs/byte/mdx_test.cmo -c -impl lib/test/mdx_test.pp.ml)
- File "lib/test/mdx_test.ml", line 62, characters 9-19:
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- 
- File "lib/test/mdx_test.ml", line 76, characters 11-21:
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- 
- File "lib/test/mdx_test.ml", line 77, characters 11-21:
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- 
- File "lib/test/mdx_test.ml", line 479, characters 37-48:
- Alert unsafe_multidomain: Unix.putenv
- Mutating the environment makes reading the environment unsafe.
[ERROR] The compilation of mdx.2.6.0 failed at "dune build -p mdx -j 39 @install".
build failed... 

=== STDERR ===

2026-09-28 16:06.13: FAILED: build mdx.2.6.0
2026-09-28 16:06.13: Job failed: build failed: mdx.2.6.0