Build:
  1. 0
2026-08-04 06:34.03: New job: build core_profiler.v0.13.0 (8fc540ab7044)
2026-08-04 06:34.03: Waiting for resource in pool day11-builds
2026-08-04 06:52.30: Got resource from pool day11-builds
2026-08-04 06:52.30: [profile full] build core_profiler.v0.13.0
2026-08-04 06:52.30: build core_profiler.v0.13.0 (8fc540ab7044)
=== DEPENDENCIES (69 transitive) ===
  base.v0.13.2                                       03a98fdad898
  base-threads.base                                  afe16a8e71c3
  base-unix.base                                     73c0a5fdd34a
  base_bigstring.v0.13.0                             866d7323ca6b
  base_quickcheck.v0.13.0                            4443c8a3021e
  bin_prot.v0.13.0                                   6598a415fbec
  core.v0.13.0                                       3102031fb25f
  core_kernel.v0.13.1                                9e1cd5d2ca49
  csexp.1.5.2                                        7b4236004855
  dune.3.24.2                                        106b68d2de95
  dune-configurator.3.22.2                           a2d548ccbe94
  fieldslib.v0.13.0                                  1b169ce6552c
  jane-street-headers.v0.13.0                        6c2178df6a67
  jst-config.v0.13.0                                 84e5c3a08541
  num.1.6                                            49837523a9ea
  ocaml.4.11.2                                       fb1af90d0ba2
  ocaml-base-compiler.4.11.2                         60632dcf213f
  ocaml-compiler-libs.v0.12.4                        4770eb47aef4
  ocaml-config.1                                     b767fc6a08e2
  ocaml-migrate-parsetree.1.8.0                      451eec7f2345
  ocaml-secondary-compiler.4.14.2                    576aeb230977
  ocamlfind.1.9.6                                    100f863dbf5f
  ocamlfind-secondary.1.9.6                          e7050f0ca1f3
  octavius.1.2.2                                     f1c39c154cef
  parsexp.v0.13.0                                    58a7636454d2
  ppx_assert.v0.13.0                                 532253a7c44c
  ppx_base.v0.13.0                                   1d0e2741d508
  ppx_bench.v0.13.0                                  1791998e805f
  ppx_bin_prot.v0.13.0                               f779c653f22d
  ppx_cold.v0.13.0                                   00266233b3a3
  ppx_compare.v0.13.0                                9ec0653f793c
  ppx_custom_printf.v0.13.0                          cecd3aaa2cd6
  ppx_derivers.1.2.1                                 f899e81c9aaa
  ppx_enumerate.v0.13.0                              a70c6ab95d8a
  ppx_expect.v0.13.1                                 a39da0b7eca7
  ppx_fail.v0.13.0                                   8336a6807393
  ppx_fields_conv.v0.13.0                            305c2bdf37e1
  ppx_hash.v0.13.0                                   29cc87f148f5
  ppx_here.v0.13.0                                   c2b054c1cb82
  ppx_inline_test.v0.13.1                            37c963cfe2bd
  ppx_jane.v0.13.0                                   4bc1d8cc566b
  ppx_js_style.v0.13.0                               9aba74484cea
  ppx_let.v0.13.0                                    7de0dfa17335
  ppx_module_timer.v0.13.0                           1cbcbdbd3e5c
  ppx_optcomp.v0.13.0                                502197885544
  ppx_optional.v0.13.0                               d242ae4ee216
  ppx_pipebang.v0.13.0                               7c55fa8f4434
  ppx_sexp_conv.v0.13.0                              a0fdc512057c
  ppx_sexp_message.v0.13.0                           07df2915dc84
  ppx_sexp_value.v0.13.0                             aba00a1f2ed2
  ppx_stable.v0.13.0                                 b3cf66c10b06
  ppx_typerep_conv.v0.13.0                           b47a0d2a3039
  ppx_variants_conv.v0.13.0                          ac44e426e82d
  ppxlib.0.13.0                                      33d6934a55ad
  re.1.11.0                                          6ea072a3e71e
  re2.v0.13.0                                        0d9645178c5c
  result.1.5                                         820d3602efb6
  seq.base                                           4a25aaad1e7b
  sexplib.v0.13.0                                    dfba455f3d5b
  sexplib0.v0.13.0                                   344cdcf784ba
  shell.v0.13.0                                      4f285f4634a6
  spawn.v0.17.0                                      321b2d73e06a
  splittable_random.v0.13.0                          92b97a58cdac
  stdio.v0.13.0                                      e69b63da21d9
  textutils.v0.13.0                                  aa57b3411586
  textutils_kernel.v0.13.0                           ee78d5770e6d
  time_now.v0.13.0                                   37c8a1682b3c
  typerep.v0.13.0                                    cb9cb801a91b
  variantslib.v0.13.0                                f2d9ef0e99b6
=== STDOUT ===
Processing: [default: loading data]
[core_profiler.v0.13.0: dl]
[core_profiler.v0.13.0: extract]
-> retrieved core_profiler.v0.13.0  (https://opam.ocaml.org/cache)
[core_profiler: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "core_profiler" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/core_profiler.v0.13.0)
- File "offline_tool/bin/dune", line 1, characters 33-46:
- 1 | (executables (names dump_metrics profiler_tool)
-                                      ^^^^^^^^^^^^^
- (cd _build/default && /home/opam/.opam/default/bin/ocamlopt.opt -w -40 -g -o offline_tool/bin/profiler_tool.exe /home/opam/.opam/default/lib/base/base_internalhash_types/base_internalhash_types.cmxa -I /home/opam/.opam/default/lib/base/base_internalhash_types /home/opam/.opam/default/lib/base/caml/caml.cmxa /home/opam/.opam/default/lib/sexplib0/sexplib0.cmxa /home/opam/.opam/default/lib/base/shadow_stdlib/shadow_stdlib.cmxa /home/opam/.opam/default/lib/base/base.cmxa -I /home/opam/.opam/default/lib/base /home/opam/.opam/default/lib/ppx_sexp_conv/runtime-lib/ppx_sexp_conv_lib.cmxa /home/opam/.opam/default/lib/ppx_here/runtime-lib/ppx_here_lib.cmxa /home/opam/.opam/default/lib/ppx_inline_test/config/inline_test_config.cmxa /home/opam/.opam/default/lib/ppx_inline_test/runtime-lib/ppx_inline_test_lib.cmxa /home/opam/.opam/default/lib/ppx_bench/runtime-lib/ppx_bench_lib.cmxa /home/opam/.opam/default/lib/ppx_compare/runtime-lib/ppx_compare_lib.cmxa /home/opam/.opam/default/lib/ppx_assert/runtime-lib/ppx_assert_lib.cmxa /home/opam/.opam/default/lib/splittable_random/splittable_random.cmxa /home/opam/.opam/default/lib/fieldslib/fieldslib.cmxa /home/opam/.opam/default/lib/ppx_enumerate/runtime-lib/ppx_enumerate_lib.cmxa /home/opam/.opam/default/lib/ppx_hash/runtime-lib/ppx_hash_lib.cmxa /home/opam/.opam/default/lib/base_quickcheck/base_quickcheck.cmxa /home/opam/.opam/default/lib/base/md5/md5_lib.cmxa /home/opam/.opam/default/lib/ocaml/unix.cmxa -I /home/opam/.opam/default/lib/ocaml /home/opam/.opam/default/lib/ocaml/bigarray.cmxa -I /home/opam/.opam/default/lib/ocaml /home/opam/.opam/default/lib/variantslib/variantslib.cmxa /home/opam/.opam/default/lib/bin_prot/shape/bin_shape_lib.cmxa /home/opam/.opam/default/lib/bin_prot/bin_prot.cmxa -I /home/opam/.opam/default/lib/bin_prot /home/opam/.opam/default/lib/stdio/stdio.cmxa /home/opam/.opam/default/lib/jane-street-headers/jane_street_headers.cmxa /home/opam/.opam/default/lib/time_now/time_now.cmxa -I /home/opam/.opam/default/lib/time_now /home/opam/.opam/default/lib/ppx_module_timer/runtime/ppx_module_timer_runtime.cmxa /home/opam/.opam/default/lib/typerep/typerep_lib.cmxa /home/opam/.opam/default/lib/ppx_expect/common/expect_test_common.cmxa /home/opam/.opam/default/lib/ppx_expect/config/expect_test_config.cmxa /home/opam/.opam/default/lib/ppx_expect/collector/expect_test_collector.cmxa -I /home/opam/.opam/default/lib/ppx_expect/collector /home/opam/.opam/default/lib/base_bigstring/base_bigstring.cmxa -I /home/opam/.opam/default/lib/base_bigstring /home/opam/.opam/default/lib/core_kernel/base_for_tests/base_for_tests.cmxa /home/opam/.opam/default/lib/parsexp/parsexp.cmxa /home/opam/.opam/default/lib/sexplib/sexplib.cmxa /home/opam/.opam/default/lib/core_kernel/core_kernel.cmxa -I /home/opam/.opam/default/lib/core_kernel /home/opam/.opam/default/lib/ocaml/threads/threads.cmxa -I /home/opam/.opam/default/lib/ocaml /home/opam/.opam/default/lib/core/error_checking_mutex/error_checking_mutex.cmxa -I /home/opam/.opam/default/lib/core/error_checking_mutex /home/opam/.opam/default/lib/core_kernel/bounded_int_table/bounded_int_table.cmxa /home/opam/.opam/default/lib/core_kernel/flags/flags.cmxa /home/opam/.opam/default/lib/core_kernel/version_util/version_util.cmxa -I /home/opam/.opam/default/lib/core_kernel/version_util /home/opam/.opam/default/lib/sexplib/unix/sexplib_unix.cmxa /home/opam/.opam/default/lib/spawn/spawn.cmxa -I /home/opam/.opam/default/lib/spawn /home/opam/.opam/default/lib/core/core.cmxa -I /home/opam/.opam/default/lib/core /home/opam/.opam/default/lib/textutils/console/console.cmxa /home/opam/.opam/default/lib/textutils/ascii_table/ascii_table.cmxa disabled_lib/core_profiler_disabled.cmxa /home/opam/.opam/default/lib/core/time_stamp_counter/time_stamp_counter.cmxa -I /home/opam/.opam/default/lib/core/time_stamp_counter src/core_profiler.cmxa /home/opam/.opam/default/lib/re2/c/re2_c.cmxa -I /home/opam/.opam/default/lib/re2/c /home/opam/.opam/default/lib/core_kernel/rope/rope.cmxa /home/opam/.opam/default/lib/re2/re2.cmxa -I /home/opam/.opam/default/lib/re2 offline_tool/lib/core_profiler_offline_tool.cmxa /home/opam/.opam/default/lib/shell/string_extended/string_extended.cmxa /home/opam/.opam/default/lib/textutils_kernel/text_graph/text_graph.cmxa offline_tool/bin/.dump_metrics.eobjs/native/profiler_tool.cmx)
- /usr/bin/ld: /home/opam/.opam/default/lib/core/core.a(core__Linux_ext.o): in function `camlCore__Linux_ext__sched_setaffinity_this_thread_92955':
- /home/opam/.opam/default/.opam-switch/build/core.v0.13.0/_build/default/src/linux_ext.ml:685:(.text+0x42e0): undefined reference to `core_unix_gettid'
- /usr/bin/ld: /home/opam/.opam/default/lib/core/core.a(core__Linux_ext.o): in function `camlCore__Linux_ext__1':
- :(.data+0x39e8): undefined reference to `core_unix_gettid'
- collect2: error: ld returned 1 exit status
- File "caml_startup", line 1:
- Error: Error during linking (exit code 1)
[ERROR] The compilation of core_profiler.v0.13.0 failed at "dune build -p core_profiler -j 39".
build failed... 

=== STDERR ===

2026-08-04 06:52.51: FAILED: build core_profiler.v0.13.0
2026-08-04 06:52.51: Job failed: build failed: core_profiler.v0.13.0