[dt-test] automated tests failed

[DITrack Testbot]

=== branches/attachments, r1829 by vss: FAIL (1 tests failed)
 * test failed: attaches/abort.tc (tail of the error log follows)
    DTTEST: executing 'rm -rf /X/testbox/ditrack/branches-attachments.r1829/tests/attaches/abort.tc/work'
    DTTEST: executing 'svnadmin create /X/testbox/ditrack/branches-attachments.r1829/tests/attaches/abort.tc/work/repo'
    DTTEST: executing 'gunzip -c /X/testbox/ditrack/branches-attachments.r1829/tests/../tests/share/repo/a.gz| svnadmin -q load /X/testbox/ditrack/branches-attachments.r1829/tests/attaches/abort.tc/work/repo'
    DTTEST: executing 'svn co -q file:///X/testbox/ditrack/branches-attachments.r1829/tests/attaches/abort.tc/work/repo/issues /X/testbox/ditrack/branches-attachments.r1829/tests/attaches/abort.tc/work/db'
    DTTEST: executing 'diff -u act.out.expected act.out'
    Traceback (most recent call last):
      File "./test.py", line 36, in ?
        tc.diff("act.out.expected", "act.out")
      File "/X/testbox/ditrack/branches-attachments.r1829/tests/dttest/dttest.py", line 105, in diff
        self.system("diff -u " + file1 + " " + file2)
      File "/X/testbox/ditrack/branches-attachments.r1829/tests/dttest/dttest.py", line 332, in system
        assert(rc == 0)
    AssertionError