'
test_expect_success 'rewrite bare repository identically' '
- (git config core.bare true && cd .git && git filter-branch branch)
+ (git config core.bare true && cd .git &&
+ git filter-branch branch > filter-output 2>&1 &&
+ ! fgrep fatal filter-output)
'
git config core.bare false
test_expect_success 'result is really identical' '