1 + hg init

     2 + hg add t1

     3 + hg commit -m 1 -d 0 0

     4 + hg clone a b

     5 + hg add t2

     6 + hg commit -m 2 -d 0 0

     7 + hg add t3

     8 + hg commit -m 3 -d 0 0

     9 + hg push ../a

    10 pushing to ../a

    11 searching for changes

    12 abort: unsynced remote changes!

    13 (did you forget to sync? use push -f to force)

    14 + hg pull ../a

    15 pulling from ../a

    16 searching for changes

    17 adding changesets

    18 adding manifests

    19 adding file changes

    20 added 1 changesets with 1 changes to 1 files

    21 (run 'hg update' to get a working copy)

    22 + hg push ../a

    23 pushing to ../a

    24 searching for changes

    25 abort: push creates new remote branches!

    26 (did you forget to merge? use push -f to force)

    27 + hg up -m

    28 + hg commit -m 4 -d 0 0

    29 + hg push ../a

    30 pushing to ../a

    31 searching for changes

    32 adding changesets

    33 adding manifests

    34 adding file changes

    35 added 2 changesets with 2 changes to 2 files