buildbot failure in on openoffice-linux32-nightly

[buildbot]

The Buildbot has detected a failed build on builder openoffice-linux32-nightly 
while building . Full details are available at:
    https://ci.apache.org/builders/openoffice-linux32-nightly/builds/355

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

Buildslave for this Build: bb-vm2_ubuntu_32bit

Build Reason: forced: by IRC user <dacha> (privmsg): delete old files
Build Source Stamp: HEAD
Blamelist: 

BUILD FAILED: failed ls

Sincerely,
 -The Buildbot