Build:
  1. 0
2026-09-19 19:03.13: New job: build class_group_vdf.0.0.3 (8b618168cb8a)
2026-09-19 19:03.13: Waiting for resource in pool day11-builds
2026-09-19 20:48.20: Got resource from pool day11-builds
2026-09-19 20:48.20: [profile full] build class_group_vdf.0.0.3
2026-09-19 20:48.20: build class_group_vdf.0.0.3 (8b618168cb8a)
=== DEPENDENCIES (13 transitive) ===
  base-threads.base                                  ddcab511c589
  base-unix.base                                     742554e1dbc2
  conf-g++.1.0                                       4c3a1e50684b
  conf-gmp.5                                         00570d20295f
  conf-pkg-config.5                                  5bc8297bba82
  dune.3.24.2                                        ea2bcb45ca29
  integers.0.8.0                                     9634da00660c
  ocaml.4.14.4                                       0eceb429ac11
  ocaml-base-compiler.4.14.4                         4a21df12bcb6
  ocaml-config.2                                     58cec4e89336
  ocamlfind.1.9.8                                    7bca84f6ccc0
  stdlib-shims.0.3.0                                 f92f058899fa
  zarith.1.14                                        14fa3444722a
=== STDOUT ===
Processing: [default: loading data]
[class_group_vdf.0.0.3: dl]
[class_group_vdf.0.0.3: extract]
-> retrieved class_group_vdf.0.0.3  (https://opam.ocaml.org/cache)
[class_group_vdf: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-j" "39" "-p" "class_group_vdf" "@install" (CWD=/home/opam/.opam/default/.opam-switch/build/class_group_vdf.0.0.3)
- File "src/dune", lines 9-24, characters 0-452:
-  9 | (library
- 10 |  (name class_group_vdf)
- 11 |  (public_name class_group_vdf)
- ....
- 22 |   (flags
- 23 |    (:include stubs_flags.sexp))
- 24 |   (names cg_vdf_wrapper cg_vdf_bindings_stubs)))
- (cd _build/default && /home/opam/.opam/default/bin/ocamlmklib.opt -g -o src/class_group_vdf_stubs src/cg_vdf_wrapper.o src/cg_vdf_bindings_stubs.o -ldopt -lgmpxx -ldopt -lgmp -ldopt -lstdc++)
- /usr/bin/ld: src/cg_vdf_wrapper.o: relocation R_X86_64_TPOFF32 against `_ZZ12rand_integeriiE7is_init' can not be used when making a shared object; recompile with -fPIC
- /usr/bin/ld: failed to set dynamic section sizes: bad value
- collect2: error: ld returned 1 exit status
[ERROR] The compilation of class_group_vdf.0.0.3 failed at "dune build -j 39 -p class_group_vdf @install".
build failed... 

=== STDERR ===

2026-09-19 20:48.51: FAILED: build class_group_vdf.0.0.3
2026-09-19 20:48.51: Job failed: build failed: class_group_vdf.0.0.3