[...]

   650K .......... .......... .......... .......... .......... 48% 3.09M 0s
   700K .......... .......... .......... .......... .......... 52% 3.27M 0s
   750K .......... .......... .......... .......... .......... 55% 9.70M 0s
   800K .......... .......... .......... .......... .......... 59% 1.58M 0s
   850K .......... .......... .......... .......... .......... 62% 45.9M 0s
   900K .......... .......... .......... .......... .......... 66% 2.27M 0s
   950K .......... .......... .......... .......... .......... 69% 2.54M 0s
  1000K .......... .......... .......... .......... .......... 73% 2.55M 0s
  1050K .......... .......... .......... .......... .......... 76% 1.47M 0s
  1100K .......... .......... .......... .......... .......... 80% 2.56M 0s
  1150K .......... .......... .......... .......... .......... 83% 2.44M 0s
  1200K .......... .......... .......... .......... .......... 87% 2.50M 0s
  1250K .......... .......... .......... .......... .......... 90% 2.57M 0s
  1300K .......... .......... .......... .......... .......... 93% 2.40M 0s
  1350K .......... .......... .......... .......... .......... 97% 2.63M 0s
  1400K .......... .......... .......... ......               100% 2.02M=0.5s
2015-02-04 17:41:06 (2.99 MB/s) - 'ecj-4.5.jar' saved [1470676/1470676]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/gcc-4.8.4-4.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at eb8913c... - obsolete
error: HEAD does not point to a branch
fatal: @{u} - not something we can merge
No conditional flags passed
from available:
--with   :	 apidocs gtk mozilla qt symvers tests x
--without:	 ada alsa asan atomic bootstrap cxx dssi fortran gcc_libffi go gomp java mudflap multilib objc objcxx profiling python tsan
Writing git revision for tag auto/ti/gcc-4.8.4-4
On detached HEAD. Use -r BRANCHNAME to override
error: Macro %_builddir has empty body
error: Macro %_builddir has empty body
Executing(--clean):  env -i TMP=/home/users/builder/tmp PATH=/bin:/usr/bin:/usr/sbin:/sbin:/usr/X11R6/bin HOME=/home/users/builder TMPDIR=/home/users/builder/tmp  /bin/sh -e /home/users/builder/tmp/rpm-tmp.51658
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf gcc-4.8.4
Begin-PLD-Builder-Info
Build-Time: user:20.69s sys:7.03s real:45.70s (faults io:183 non-io:456284)
Files queued for ftp:
  87543020 gcc-4.8.4-4.src.rpm
       181 gcc-4.8.4-4.src.rpm.uploadinfo
End-PLD-Builder-Info