[llvm-testresults] buildbot failure in lab.llvm.org on phase4 - validation

[llvmlab-buildmaster at lab.llvm.org]

The Buildbot has detected a new failure on builder phase4 - validation while building lab.llvm.org.
Full details are available at:
 http://lab.llvm.org:8013/builders/phase4%20-%20validation/builds/1218

Buildbot URL: http://lab.llvm.org:8013/

Buildslave for this Build: macpro1

Build Reason: scheduler
Build Source Stamp: 188346
Blamelist: ahatanak,arnolds,arsenm,carlokok,chapuni,d0k,ddunbar,delena,djasper,dvyukov,efriedma,eugenis,fjahanian,gclayton,grosbach,hans,hfinkel,jacksprat,joey,jtsoftware,mgottesman,mpopa,nicholas,pcc,revane,rlytton,rsmith,sbenza,spyffe,sylvestre,tasiraj,timurrrr,vmedic

BUILD FAILED: failed

sincerely,
 -The Buildbot