brew debug info

gistfile1.txt

$ brew update
Already up-to-date.
$ brew doctor
Error: No such file or directory - ~/.homebrew_temp/doctor20150625-10964-1gbo4wh
$ brew doctor --debug
Error: No such file or directory - ~/.homebrew_temp/doctor20150625-10987-122pw1l
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/tmpdir.rb:85:in `mkdir'
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/tmpdir.rb:85:in `block in mktmpdir'
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/tmpdir.rb:142:in `create'
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/tmpdir.rb:85:in `mktmpdir'
/usr/local/Library/Homebrew/cmd/doctor.rb:812:in `check_for_multiple_volumes'
/usr/local/Library/Homebrew/cmd/doctor.rb:1258:in `block in doctor'
/usr/local/Library/Homebrew/cmd/doctor.rb:1256:in `each'
/usr/local/Library/Homebrew/cmd/doctor.rb:1256:in `doctor'
/usr/local/Library/brew.rb:140:in `<main>'
$ brew config
HOMEBREW_VERSION: 0.9.5
ORIGIN: https://github.com/Homebrew/homebrew.git
HEAD: 9a591afbe8050bf451533c8c766524e053d7eef5
Last commit: 7 hours ago
HOMEBREW_PREFIX: /usr/local
HOMEBREW_CELLAR: /usr/local/Cellar
CPU: quad-core 64-bit sandybridge
OS X: 10.10.3-x86_64
Xcode: 6.3.2
CLT: 6.3.2.0.1.1431401888
Clang: 6.1 build 602
X11: 2.7.7 => /opt/X11
System Ruby: 2.0.0-p481
Perl: /usr/bin/perl
Python: /usr/local/bin/python => /usr/local/Cellar/python/2.7.9/Frameworks/Python.framework/Versions/2.7/bin/python2.7
Ruby: /usr/bin/ruby
Java: 1.8.0_45