tests/test-merge-closedheads.out

lock: the correct way to do a trylock() is to use a timeout of 0

adding foo
adding bar
adding baz
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
created new head
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
created new head
% fail with three heads
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
abort: branch 'default' has 3 heads - please merge with an explicit rev
% close one of the heads
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
% succeed with two open heads
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)