buildbot failure in MacPorts on base-10.5_ppc

[buildbot at macports.org]

The Buildbot has detected a new failure on builder base-10.5_ppc while building macports/macports-base. Full details are available at:
    https://build.macports.org/builders/base-10.5_ppc/builds/268

Buildbot URL: https://build.macports.org/

Buildslave for this Build: base-10.5_ppc

Build Reason: The SingleBranchScheduler scheduler named 'base' triggered this build
Build Source Stamp: [branch master] ab08bf257121106f9403fdb1de6dfa5747aff54d
Blamelist: Yen Chi Hsuan <yan12125 at gmail.com>

BUILD FAILED: failed test

Sincerely,
 -The Buildbot