This happens on Windows with a diff involving a file rename that removes some spaces in the path from 4 files. Consistently reproducible.
Not sure how else to debug/fix.
arc from : `be34693f236f8b3ca7eb5d88c57cfee334439096`
libphutil from: `ecf3526e557faa185b5d95cab1f27b43f3ab3ed3`
```
(conduit http trace output)
...
<<< [6] <conduit> 280,028 us
>>> [8] <exec> $ git diff --no-ext-diff --no-textconv --raw "HEAD" --
>>> [9] <exec> $ git ls-files --others --exclude-standard
<<< [8] <exec> 766,075 us
<<< [9] <exec> 748,074 us
>>> [10] <exec> $ git diff-files --name-only
<<< [10] <exec> 504,050 us
>>> [11] <exec> $ git show -s --format=%H "b1f343cd03eefb58b01e2f264880646c6b5baffc" --
<<< [11] <exec> 396,039 us
>>> [12] <exec> $ git branch --no-color
<<< [12] <exec> 427,042 us
>>> [13] <exec> $ git rev-parse --verify "arcpatch-D2029"
<<< [13] <exec> 396,039 us
>>> [14] <exec> $ git show -s --format=%H "b1f343cd03eefb58b01e2f264880646c6b5baffc" --
<<< [14] <exec> 413,041 us
>>> [15] <exec> $ git checkout -b "arcpatch-D2029" "b1f343cd03eefb58b01e2f264880646c6b5baffc"
<<< [15] <exec> 593,060 us
Created and checked out branch arcpatch-D2029.
>>> [16] <exec> $ git show -s --format=%H "b1f343cd03eefb58b01e2f264880646c6b5baffc" --
<<< [16] <exec> 441,044 us
>>> [17] <exec> $ git apply --index --reject -- "C:\Users\USER\AppData\Local\Temp\b5t6tlr33280cc04\528F7C3.tmp"
fatal: git apply: bad git-diff - inconsistent old filename on line 264
<<< [17] <exec> 61,006 us
Patch Failed!
Usage Exception: Unable to apply patch!
[2014-09-15 09:57:22] EXCEPTION: (ArcanistUsageException) Unable to apply patch! at [<arcanist>\src\workflow\ArcanistPatchWorkflow.php:671]
#0 ArcanistPatchWorkflow::run() called at [<arcanist>\src\workflow\ArcanistPatchWorkflow.php:375]
#1 ArcanistPatchWorkflow::run() called at [<arcanist>\scripts\arcanist.php:338]
```