2026-09-28 15:45.59: New job: build basement.v0.18~preview.130.91+190 (302802440fd3)
2026-09-28 15:45.59: Waiting for resource in pool day11-builds
2026-09-28 15:47.25: Got resource from pool day11-builds
2026-09-28 15:47.25: [profile oxcaml-odoc-master] build basement.v0.18~preview.130.91+190
2026-09-28 15:47.25: build basement.v0.18~preview.130.91+190 (302802440fd3)
=== DEPENDENCIES (9 transitive) ===
  base-threads.base                                  ddcab511c589
  base-unix.base                                     742554e1dbc2
  conf-autoconf.1                                    43fe4a407b7a
  conf-which.1                                       5fccb3a41099
  dune.3.22.2+ox                                     057b1ed5957b
  ocaml.5.4.0                                        74a2c67841c6
  ocaml-config.3                                     d58db97ddfef
  ocaml-variants.5.4.0+ox                            4babdc19da91
  oxcaml-compiler.5.4.0-ox7                          42053eeff39a
=== STDOUT ===
Processing: [default: loading data]
[basement.v0.18~preview.130.91+190: dl]
[basement.v0.18~preview.130.91+190: http]
[basement.v0.18~preview.130.91+190: extract]
-> retrieved basement.v0.18~preview.130.91+190  (https://github.com/janestreet/basement/archive/6c9b75af42bd9b8505969a6b539181c688f0c588.tar.gz)
[basement: patch] applying macos-caml-state.patch
[basement: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "basement" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/basement.v0.18~preview.130.91+190)
- (cd _build/default && /home/opam/.opam/default/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -bin-annot-cms -I src/.basement.objs/byte -cmi-file src/.basement.objs/byte/basement__Dynamic.cmi -no-alias-deps -open Basement__ -o src/.basement.objs/byte/basement__Dynamic.cmo -c -impl src/dynamic.ml)
- File "src/dynamic.ml", lines 24-35, characters 4-45:
- 24 | ....external with_stack_dyn
- 25 |       : 'a 'b 'c ('d : value_or_null mod contended) 'e.
- 26 |       ('a -> 'b)
- 27 |       -> (exn -> 'b)
- 28 |       -> ('c Effect.t -> ('c, 'b) cont @ unique -> last_fiber -> 'b @ unique)
- ...
- 32 |       -> 'e
- 33 |       -> 'b
- 34 |       @@ portable
- 35 |       = "%with_stack_bind" "%with_stack_bind"
- Error: Unknown builtin primitive %with_stack_bind
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -O3 -flambda2-inline-max-depth 10 -I src/.basement.objs/byte -I src/.basement.objs/native -cmi-file src/.basement.objs/byte/basement__Dynamic.cmi -no-alias-deps -open Basement__ -o src/.basement.objs/native/basement__Dynamic.cmx -c -impl src/dynamic.ml)
- File "src/dynamic.ml", lines 24-35, characters 4-45:
- 24 | ....external with_stack_dyn
- 25 |       : 'a 'b 'c ('d : value_or_null mod contended) 'e.
- 26 |       ('a -> 'b)
- 27 |       -> (exn -> 'b)
- 28 |       -> ('c Effect.t -> ('c, 'b) cont @ unique -> last_fiber -> 'b @ unique)
- ...
- 32 |       -> 'e
- 33 |       -> 'b
- 34 |       @@ portable
- 35 |       = "%with_stack_bind" "%with_stack_bind"
- Error: Unknown builtin primitive %with_stack_bind
[ERROR] The compilation of basement.v0.18~preview.130.91+190 failed at "dune build -p basement -j 39".
build failed... 

=== STDERR ===

2026-09-28 15:47.46: FAILED: build basement.v0.18~preview.130.91+190
2026-09-28 15:47.46: Job failed: build failed: basement.v0.18~preview.130.91+190