buildbot failure in on bb-openbsd

[buildbot]

The Buildbot has detected a new failure on builder bb-openbsd while building . 
Full details are available at:
    https://ci.apache.org/builders/bb-openbsd/builds/318

Buildbot URL: https://ci.apache.org/

Buildslave for this Build: bb-openbsd

Build Reason: The AnyBranchScheduler scheduler named 
'on-lazy-subversion-trunk-commit' triggered this build
Build Source Stamp: [branch subversion/trunk] 1731699
Blamelist: rhuijben,stefan2

BUILD FAILED: failed Test bindings

Sincerely,
 -The Buildbot