2026-06-20 15:54.13: New job: build mlmpfr.4.1.0 (cfe4d31f19ea)
2026-06-20 15:54.13: Waiting for resource in pool day11-builds
2026-06-20 16:05.21: Got resource from pool day11-builds
2026-06-20 16:05.21: [profile full] build mlmpfr.4.1.0
2026-06-20 16:05.21: build mlmpfr.4.1.0 (cfe4d31f19ea)
=== DEPENDENCIES (7 transitive) ===
  base-threads.base                                  b7164ff76afe
  base-unix.base                                     839dc585f12d
  compiler-cloning.enabled                           0d2606125f88
  dune.3.23.1                                        dbfeecb5ca10
  ocaml.5.5.0                                        1b4132bddf48
  ocaml-base-compiler.5.5.0                          1901c3a760c1
  ocaml-compiler.5.5.0                               5f593a0b4a8c
=== STDOUT ===
Processing: [default: loading data]

The following system packages will first need to be installed:
    libmpfr-dev

<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>

+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "libmpfr-dev"
- debconf: delaying package configuration, since apt-utils is not installed
- Selecting previously unselected package libgmpxx4ldbl:amd64.
- (Reading database ... 
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(Reading database ... 18247 files and directories currently installed.)
- Preparing to unpack .../libgmpxx4ldbl_2%3a6.2.1+dfsg1-1.1_amd64.deb ...
- Unpacking libgmpxx4ldbl:amd64 (2:6.2.1+dfsg1-1.1) ...
- Selecting previously unselected package libgmp-dev:amd64.
- Preparing to unpack .../libgmp-dev_2%3a6.2.1+dfsg1-1.1_amd64.deb ...
- Unpacking libgmp-dev:amd64 (2:6.2.1+dfsg1-1.1) ...
- Selecting previously unselected package libmpfr-dev:amd64.
- Preparing to unpack .../libmpfr-dev_4.2.0-1_amd64.deb ...
- Unpacking libmpfr-dev:amd64 (4.2.0-1) ...
- Setting up libgmpxx4ldbl:amd64 (2:6.2.1+dfsg1-1.1) ...
- Setting up libgmp-dev:amd64 (2:6.2.1+dfsg1-1.1) ...
- Setting up libmpfr-dev:amd64 (4.2.0-1) ...
- Processing triggers for libc-bin (2.36-9+deb12u14) ...
[mlmpfr.4.1.0: dl]
[mlmpfr.4.1.0: extract]
[mlmpfr.4.1.0/mlmpfr_compatibility_test.c: dl]
-> retrieved mlmpfr.4.1.0  (https://opam.ocaml.org/cache)
[mlmpfr: cc mlmpfr_compatibility_test.c]
+ /usr/bin/cc "mlmpfr_compatibility_test.c" "-lmpfr" "-o" "mlmpfr_compatibility_test" (CWD=/home/opam/.opam/default/.opam-switch/build/mlmpfr.4.1.0)
[mlmpfr: ./mlmpfr_compatibility_test]
+ /home/opam/.opam/default/.opam-switch/build/mlmpfr.4.1.0/./mlmpfr_compatibility_test  (CWD=/home/opam/.opam/default/.opam-switch/build/mlmpfr.4.1.0)
[ERROR] The compilation of mlmpfr.4.1.0 failed at "./mlmpfr_compatibility_test".
build failed... 

=== STDERR ===

2026-06-20 16:05.26: FAILED: build mlmpfr.4.1.0
2026-06-20 16:05.26: Job failed: build failed: mlmpfr.4.1.0