buildbot exception in MacPorts on ports-10.5_ppc_legacy-watcher

[buildbot at macports.org]

The Buildbot has detected a build exception on builder ports-10.5_ppc_legacy-watcher while building macports/macports-ports. Full details are available at:
    https://build.macports.org/builders/ports-10.5_ppc_legacy-watcher/builds/20171

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

Buildslave for this Build: ports-10.5_ppc_legacy

Build Reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Build Source Stamp: [branch master] b8c1bca2294f66f2ac4d8fb1b5a8d58c8f2fb7cc
Blamelist: Christopher Chavez <chrischavez at gmx.us>

BUILD FAILED: exception

Sincerely,
 -The Buildbot