Build:
  1. 0
2026-09-04 16:48.53: New job: build class_group_vdf.0.0.2 (3bff967b2172)
2026-09-04 16:48.53: Waiting for resource in pool day11-builds
2026-09-04 16:58.18: Got resource from pool day11-builds
2026-09-04 16:58.18: [profile full] build class_group_vdf.0.0.2
2026-09-04 16:58.18: build class_group_vdf.0.0.2 (3bff967b2172)
=== DEPENDENCIES (14 transitive) ===
  base-threads.base                                  3d2f2cbc6db2
  base-unix.base                                     3a38ddca6b5e
  compiler-cloning.enabled                           966a2e6839f0
  conf-g++.1.0                                       333ef6cbb063
  conf-gmp.5                                         eac5259e412f
  conf-pkg-config.5                                  74f50f3cfe72
  dune.3.24.2                                        25fbaa318de6
  integers.0.8.0                                     9e0dce9e7394
  ocaml.5.5.1                                        70ca0c66e0e8
  ocaml-base-compiler.5.5.1                          59841d7ed85e
  ocaml-compiler.5.5.1                               492c0c740bd1
  ocamlfind.1.9.9~preview                            5e0261154b58
  stdlib-shims.0.3.0                                 cc542b70be6c
  zarith.1.14                                        345688a9ddb6
=== STDOUT ===
Processing: [default: loading data]
[class_group_vdf.0.0.2: dl]
[class_group_vdf.0.0.2: extract]
-> retrieved class_group_vdf.0.0.2  (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.0.0.2)
- 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 -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.0.0.2 failed at "dune build -j 39 -p class_group_vdf @install".
build failed... 

=== STDERR ===

2026-09-04 16:58.44: FAILED: build class_group_vdf.0.0.2
2026-09-04 16:58.44: Job failed: build failed: class_group_vdf.0.0.2