--- a/tests/test-evolve.t	Wed Sep 13 15:13:51 2017 +0200
+++ b/tests/test-evolve.t	Fri Sep 15 15:48:18 2017 +0200
@@ -327,7 +327,7 @@
 changeset plus the updating changeset are hidden from view by default::
 
   $ hg log
-  4	feature-B: another feature (child of 568a468b60fc) - test
+  3	feature-B: another feature (child of 568a468b60fc) - test
   1	feature-A: a nifty feature - test
   0	: base - test
 
@@ -346,20 +346,16 @@
   $ hg amend
   1 new orphan changesets
   $ hg log
-  6	feature-A: a nifty feature - test
-  4	feature-B: another feature (child of 568a468b60fc) - test
+  4	feature-A: a nifty feature - test
+  3	feature-B: another feature (child of 568a468b60fc) - test
   1	: a nifty feature - test
   0	: base - test
   $ hg up -q 0
   $ glog --hidden
-  o  6:ba0ec09b1bab@default(draft) a nifty feature
+  o  4:ba0ec09b1bab@default(draft) a nifty feature
   |
-  | x  5:c296b79833d1@default(draft) temporary amend commit for 568a468b60fc
+  | o  3:6992c59c6b06@default(draft) another feature (child of 568a468b60fc)
   | |
-  | | o  4:6992c59c6b06@default(draft) another feature (child of 568a468b60fc)
-  | |/
-  | | x  3:c97947cdc7a2@default(draft) temporary amend commit for 73296a82292a
-  | | |
   | | x  2:73296a82292a@default(draft) another feature (child of 568a468b60fc)
   | |/
   | x  1:568a468b60fc@default(draft) a nifty feature
@@ -368,67 +364,65 @@
   
   $ hg debugobsolete
   73296a82292a76fb8a7061969d2489ec0d84cd5e 6992c59c6b06a1b4a92e24ff884829ae026d018b 0 (*) {'ef1': '8', 'user': 'test'} (glob)
-  c97947cdc7a2a11cf78419f5c2c3dd3944ec79e8 0 {73296a82292a76fb8a7061969d2489ec0d84cd5e} (*) {'ef1': '0', 'user': 'test'} (glob)
   568a468b60fc99a42d5d4ddbe181caff1eef308d ba0ec09b1babf3489b567853807f452edd46704f 0 (*) {'ef1': '8', 'user': 'test'} (glob)
-  c296b79833d1d497f33144786174bf35e04e44a3 0 {568a468b60fc99a42d5d4ddbe181caff1eef308d} (*) {'ef1': '0', 'user': 'test'} (glob)
   $ hg evolve
-  move:[4] another feature (child of 568a468b60fc)
-  atop:[6] a nifty feature
+  move:[3] another feature (child of 568a468b60fc)
+  atop:[4] a nifty feature
   merging main-file-1
   working directory is now at 99833d22b0c6
   $ hg log
-  7	feature-B: another feature (child of ba0ec09b1bab) - test
-  6	feature-A: a nifty feature - test
+  5	feature-B: another feature (child of ba0ec09b1bab) - test
+  4	feature-A: a nifty feature - test
   0	: base - test
 
 Test commit -o options
 
-  $ hg up 6
+  $ hg up -r "desc('a nifty feature')"
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
-  $ hg revert -r 7 --all
+  $ hg revert -r "desc('another feature')" --all
   adding file-from-B
   reverting main-file-1
   $ sed -i'' -e s/Zwei/deux/ main-file-1
-  $ hg commit -m 'another feature that rox' -o 7
+  $ hg commit -m 'another feature that rox' -o 5
   created new head
   $ hg log
-  8	feature-B: another feature that rox - test
-  6	feature-A: a nifty feature - test
+  6	feature-B: another feature that rox - test
+  4	feature-A: a nifty feature - test
   0	: base - test
 
 phase change turning obsolete changeset public issue a bumped warning
 
-  $ hg phase --hidden --public 7
+  $ hg phase --hidden --public 99833d22b0c6
   1 new phase-divergent changesets
 
 all solving bumped troubled
 
-  $ hg log -G
-  @  8	feature-B: another feature that rox - test
+  $ glog
+  @  6:47d52a103155@default(draft) another feature that rox
   |
-  | o  7	: another feature (child of ba0ec09b1bab) - test
+  | o  5:99833d22b0c6@default(public) another feature (child of ba0ec09b1bab)
   |/
-  o  6	feature-A: a nifty feature - test
+  o  4:ba0ec09b1bab@default(public) a nifty feature
   |
-  o  0	: base - test
+  o  0:e55e0562ee93@default(public) base
   
   $ hg evolve --any --traceback --phasedivergent
-  recreate:[8] another feature that rox
-  atop:[7] another feature (child of ba0ec09b1bab)
+  recreate:[6] another feature that rox
+  atop:[5] another feature (child of ba0ec09b1bab)
   computing new diff
   committed as 6707c5e1c49d
   working directory is now at 6707c5e1c49d
-  $ hg log -G
-  @  9	feature-B: bumped update to 99833d22b0c6: - test
+  $ glog
+  @  7:6707c5e1c49d@default(draft) bumped update to 99833d22b0c6:
   |
-  o  7	: another feature (child of ba0ec09b1bab) - test
+  o  5:99833d22b0c6@default(public) another feature (child of ba0ec09b1bab)
   |
-  o  6	feature-A: a nifty feature - test
+  o  4:ba0ec09b1bab@default(public) a nifty feature
   |
-  o  0	: base - test
+  o  0:e55e0562ee93@default(public) base
   
-  $ hg diff --hidden -r 9 -r 8
-  $ hg diff -r 9^ -r 9
+  $ hg diff --hidden -r 6707c5e1c49d -r 47d52a103155
+  $ hg diff -r 6707c5e1c49d^ -r 6707c5e1c49d
   diff --git a/main-file-1 b/main-file-1
   --- a/main-file-1
   +++ b/main-file-1
@@ -442,7 +436,7 @@
   $ hg commit -m 'dansk 2!'
   $ sed -i'' -e s/Three/tre/ main-file-1
   $ hg commit -m 'dansk 3!'
-  $ hg update 9
+  $ hg update 6707c5e1c49d
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ sed -i'' -e s/Un/Én/ main-file-1
   $ hg commit --amend -m 'dansk!'
@@ -451,17 +445,17 @@
 (ninja test for the {trouble} template:
 
   $ hg log -G --template '{rev} {troubles}\n'
-  @  13
+  @  10
   |
-  | o  11 orphan
+  | o  9 orphan
   | |
-  | o  10 orphan
+  | o  8 orphan
   | |
-  | x  9
+  | x  7
   |/
-  o  7
+  o  5
   |
-  o  6
+  o  4
   |
   o  0
   
@@ -470,23 +464,23 @@
 (/ninja)
 
   $ hg evolve --all --traceback
-  move:[10] dansk 2!
-  atop:[13] dansk!
+  move:[8] dansk 2!
+  atop:[10] dansk!
   merging main-file-1
-  move:[11] dansk 3!
-  atop:[14] dansk 2!
+  move:[9] dansk 3!
+  atop:[11] dansk 2!
   merging main-file-1
   working directory is now at 68557e4f0048
   $ hg log -G
-  @  15	: dansk 3! - test
+  @  12	: dansk 3! - test
   |
-  o  14	: dansk 2! - test
+  o  11	: dansk 2! - test
   |
-  o  13	feature-B: dansk! - test
+  o  10	feature-B: dansk! - test
   |
-  o  7	: another feature (child of ba0ec09b1bab) - test
+  o  5	: another feature (child of ba0ec09b1bab) - test
   |
-  o  6	feature-A: a nifty feature - test
+  o  4	feature-A: a nifty feature - test
   |
   o  0	: base - test
   
@@ -546,13 +540,13 @@
   checking manifests
   crosschecking files in changesets and manifests
   checking files
-  3 files, 4 changesets, 4 total revisions
+  3 files, 3 changesets, 3 total revisions
   $ hg --config extensions.hgext.mq= strip 'extinct()'
   abort: empty revision set
   [255]
 (do some garbare collection)
   $ hg --config extensions.hgext.mq= strip --hidden 'extinct()'  --config devel.strip-obsmarkers=no
-  saved backup bundle to $TESTTMP/alpha/.hg/strip-backup/e87767087a57-d7bd82e9-backup.hg (glob)
+  saved backup bundle to $TESTTMP/alpha/.hg/strip-backup/e87767087a57-a365b072-backup.hg (glob)
   $ hg verify
   checking changesets
   checking manifests
@@ -571,7 +565,7 @@
   adding manifests
   adding file changes
   added 1 changesets with 1 changes to 1 files
-  2 new obsolescence markers
+  1 new obsolescence markers
   (run 'hg update' to get a working copy)
   $ hg up
   2 files updated, 0 files merged, 0 files removed, 0 files unresolved
@@ -848,13 +842,13 @@
   2 changesets folded
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ glog
-  @  16:98cb758db56d@default(draft) Folding with custom commit message
+  @  13:98cb758db56d@default(draft) Folding with custom commit message
   |
-  o  13:0a2f9b959bb4@default(draft) dansk!
+  o  10:0a2f9b959bb4@default(draft) dansk!
   |
-  o  7:99833d22b0c6@default(public) another feature (child of ba0ec09b1bab)
+  o  5:99833d22b0c6@default(public) another feature (child of ba0ec09b1bab)
   |
-  o  6:ba0ec09b1bab@default(public) a nifty feature
+  o  4:ba0ec09b1bab@default(public) a nifty feature
   |
   o  0:e55e0562ee93@default(public) base
   
@@ -867,10 +861,10 @@
   2 changesets folded
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg qlog
-  17 - a00182c58888 A longer
+  14 - a00182c58888 A longer
                     commit message (draft)
-  7 - 99833d22b0c6 another feature (child of ba0ec09b1bab) (public)
-  6 - ba0ec09b1bab a nifty feature (public)
+  5 - 99833d22b0c6 another feature (child of ba0ec09b1bab) (public)
+  4 - ba0ec09b1bab a nifty feature (public)
   0 - e55e0562ee93 base (public)
 
   $ cd ..
@@ -912,13 +906,13 @@
 
   $ hg evolve
   move:[3] a3
-  atop:[5] a2
+  atop:[4] a2
   working directory is now at 7c5649f73d11
 
   $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
-  @  6 [mybranch] a3
+  @  5 [mybranch] a3
   |
-  o  5 [mybranch] a2
+  o  4 [mybranch] a2
   |
   o  1 [default] a1
   |
@@ -932,40 +926,40 @@
   $ hg amend -m 'a1_'
   2 new orphan changesets
   $ hg evolve
-  move:[5] a2
-  atop:[7] a1_
+  move:[4] a2
+  atop:[6] a1_
   working directory is now at eb07e22a0e63
   $ hg evolve
-  move:[6] a3
-  atop:[8] a2
+  move:[5] a3
+  atop:[7] a2
   working directory is now at 777c26ca5e78
   $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
-  @  9 [mybranch] a3
+  @  8 [mybranch] a3
   |
-  o  8 [mybranch] a2
+  o  7 [mybranch] a2
   |
-  o  7 [default] a1_
+  o  6 [default] a1_
   |
   o  0 [default] a0
   
 
 Evolve from the middle of a stack pick the right changesets.
 
-  $ hg up 7
+  $ hg up -r "desc('a1_')"
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg ci --amend -m 'a1__'
   2 new orphan changesets
 
-  $ hg up 8
+  $ hg up -r "desc('a2')"
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
-  o  10 [default] a1__
+  o  9 [default] a1__
   |
-  | o  9 [mybranch] a3
+  | o  8 [mybranch] a3
   | |
-  | @  8 [mybranch] a2
+  | @  7 [mybranch] a2
   | |
-  | x  7 [default] a1_
+  | x  6 [default] a1_
   |/
   o  0 [default] a0
   
@@ -977,56 +971,69 @@
 
 Evolve disables active bookmarks.
 
-  $ hg up 10
+  $ hg up -r "desc('a1__')"
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg bookmark testbookmark
   $ ls .hg/bookmarks*
   .hg/bookmarks
   .hg/bookmarks.* (glob)
   $ hg evolve
-  move:[8] a2
-  atop:[10] a1__
+  move:[7] a2
+  atop:[9] a1__
   (leaving bookmark testbookmark)
   working directory is now at d952e93add6f
   $ ls .hg/bookmarks*
   .hg/bookmarks
+  $ glog
+  @  10:d952e93add6f@mybranch(draft) a2
+  |
+  o  9:9f8b83c2e7f3@default(draft) a1__
+  |
+  | o  8:777c26ca5e78@mybranch(draft) a3
+  | |
+  | x  7:eb07e22a0e63@mybranch(draft) a2
+  | |
+  | x  6:faafc6cea0ba@default(draft) a1_
+  |/
+  o  0:07c1c36d9ef0@default(draft) a0
+  
 
 Possibility to select what trouble to solve first, asking for bumped before
 divergent
-  $ hg up 10
+  $ hg up -r "desc('a1__')"
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
-  $ hg revert -r 11 --all
+  $ hg revert -r d952e93add6f --all
   reverting a
   $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
-  o  11 [mybranch] a2
+  o  10 [mybranch] a2
   |
-  @  10 [default] a1__
+  @  9 [default] a1__
   |
-  | o  9 [mybranch] a3
+  | o  8 [mybranch] a3
   | |
-  | x  8 [mybranch] a2
+  | x  7 [mybranch] a2
   | |
-  | x  7 [default] a1_
+  | x  6 [default] a1_
   |/
   o  0 [default] a0
   
   $ echo "hello world" > newfile
   $ hg add newfile
-  $ hg commit -m "add new file bumped" -o 11
-  $ hg phase --public --hidden 11
+  $ hg commit -m "add new file bumped" -o 10
+  $ hg phase --public --hidden d952e93add6f
   1 new phase-divergent changesets
   $ hg log -G
-  @  12	: add new file bumped - test
+  @  11	: add new file bumped - test
   |
-  | o  11	: a2 - test
+  | o  10	: a2 - test
   |/
-  o  10	testbookmark: a1__ - test
+  o  9	testbookmark: a1__ - test
   |
-  | o  9	: a3 - test
+  | o  8	: a3 - test
   | |
-  | x  8	: a2 - test
+  | x  7	: a2 - test
   | |
-  | x  7	: a1_ - test
+  | x  6	: a1_ - test
   |/
   o  0	: a0 - test
   
@@ -1035,105 +1042,117 @@
 normally the unstable changeset would be solve first
 
   $ hg log -G
-  @  12	: add new file bumped - test
+  @  11	: add new file bumped - test
   |
-  | o  11	: a2 - test
+  | o  10	: a2 - test
   |/
-  o  10	testbookmark: a1__ - test
+  o  9	testbookmark: a1__ - test
   |
-  | o  9	: a3 - test
+  | o  8	: a3 - test
   | |
-  | x  8	: a2 - test
+  | x  7	: a2 - test
   | |
-  | x  7	: a1_ - test
+  | x  6	: a1_ - test
   |/
   o  0	: a0 - test
   
-  $ hg evolve -r 12 --phasedivergent
-  recreate:[12] add new file bumped
-  atop:[11] a2
+  $ hg evolve -r "desc('add new file bumped')" --phasedivergent
+  recreate:[11] add new file bumped
+  atop:[10] a2
   computing new diff
   committed as f15d32934071
   working directory is now at f15d32934071
   $ hg evolve --any
-  move:[9] a3
-  atop:[13] bumped update to d952e93add6f:
+  move:[8] a3
+  atop:[12] bumped update to d952e93add6f:
   working directory is now at cce26b684bfe
+  $ glog
+  @  13:cce26b684bfe@default(draft) a3
+  |
+  o  12:f15d32934071@default(draft) bumped update to d952e93add6f:
+  |
+  o  10:d952e93add6f@mybranch(public) a2
+  |
+  o  9:9f8b83c2e7f3@default(public) a1__
+  |
+  o  0:07c1c36d9ef0@default(public) a0
+  
+
 Check that we can resolve troubles in a revset with more than one commit
-  $ hg up 14 -C
+  $ hg up cce26b684bfe -C
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ mkcommit gg
-  $ hg up 14 
+  $ hg up cce26b684bfe
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ mkcommit gh
   created new head
-  $ hg up 14 
+  $ hg up cce26b684bfe
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ printf "newline\nnewline\n" >> a
   $ hg log -G
-  o  16	: add gh - test
+  o  15	: add gh - test
   |
-  | o  15	: add gg - test
+  | o  14	: add gg - test
   |/
-  @  14	: a3 - test
+  @  13	: a3 - test
   |
-  o  13	: bumped update to d952e93add6f: - test
+  o  12	: bumped update to d952e93add6f: - test
   |
-  o  11	: a2 - test
+  o  10	: a2 - test
   |
-  o  10	testbookmark: a1__ - test
+  o  9	testbookmark: a1__ - test
   |
   o  0	: a0 - test
   
   $ hg amend
   2 new orphan changesets
-  $ hg log -G
-  @  18	: a3 - test
+  $ glog
+  @  16:edc3c9de504e@default(draft) a3
   |
-  | o  16	: add gh - test
+  | o  15:beb41503aa3e@default(draft) add gh
   | |
-  | | o  15	: add gg - test
+  | | o  14:27247fcb2df6@default(draft) add gg
   | |/
-  | x  14	: a3 - test
+  | x  13:cce26b684bfe@default(draft) a3
   |/
-  o  13	: bumped update to d952e93add6f: - test
+  o  12:f15d32934071@default(draft) bumped update to d952e93add6f:
   |
-  o  11	: a2 - test
+  o  10:d952e93add6f@mybranch(public) a2
   |
-  o  10	testbookmark: a1__ - test
+  o  9:9f8b83c2e7f3@default(public) a1__
   |
-  o  0	: a0 - test
+  o  0:07c1c36d9ef0@default(public) a0
   
 
 Evolving an empty revset should do nothing
-  $ hg evolve --rev "16 and 15"
+  $ hg evolve --rev "beb41503aa3e and 27247fcb2df6"
   set of specified revisions is empty
   [1]
 
-  $ hg evolve --rev "14::" --phasedivergent
+  $ hg evolve --rev "cce26b684bfe::" --phasedivergent
   no phasedivergent changesets in specified revisions
   (do you want to use --orphan)
   [2]
-  $ hg evolve --rev "14::" --orphan
-  move:[15] add gg
-  atop:[18] a3
-  move:[16] add gh
-  atop:[18] a3
+  $ hg evolve --rev "cce26b684bfe::" --orphan
+  move:[14] add gg
+  atop:[16] a3
+  move:[15] add gh
+  atop:[16] a3
   working directory is now at e02107f98737
-  $ hg log -G
-  @  20	: add gh - test
+  $ glog
+  @  18:e02107f98737@default(draft) add gh
   |
-  | o  19	: add gg - test
+  | o  17:24e63b319adf@default(draft) add gg
   |/
-  o  18	: a3 - test
+  o  16:edc3c9de504e@default(draft) a3
   |
-  o  13	: bumped update to d952e93add6f: - test
+  o  12:f15d32934071@default(draft) bumped update to d952e93add6f:
   |
-  o  11	: a2 - test
+  o  10:d952e93add6f@mybranch(public) a2
   |
-  o  10	testbookmark: a1__ - test
+  o  9:9f8b83c2e7f3@default(public) a1__
   |
-  o  0	: a0 - test
+  o  0:07c1c36d9ef0@default(public) a0
   
 Enabling commands selectively, no command enabled, next and fold and unknown
   $ cat >> $HGRCPATH <<EOF
@@ -1237,7 +1256,7 @@
   > EOF
 
 Check hg evolve --rev on singled out commit
-  $ hg up 19 -C
+  $ hg up 24e63b319adf -C
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ mkcommit j1
   $ mkcommit j2
@@ -1248,27 +1267,27 @@
   $ hg add j4
   $ hg amend
   2 new orphan changesets
-  $ glog -r "18::"
-  @  25:8dc373be86d9@default(draft) add j1
+  $ glog -r "edc3c9de504e::"
+  @  22:8dc373be86d9@default(draft) add j1
   |
-  | o  23:d7eadcf6eccd@default(draft) add j3
+  | o  21:d7eadcf6eccd@default(draft) add j3
   | |
-  | o  22:2223ea564144@default(draft) add j2
+  | o  20:2223ea564144@default(draft) add j2
   | |
-  | x  21:48490698b269@default(draft) add j1
+  | x  19:48490698b269@default(draft) add j1
   |/
-  | o  20:e02107f98737@default(draft) add gh
+  | o  18:e02107f98737@default(draft) add gh
   | |
-  o |  19:24e63b319adf@default(draft) add gg
+  o |  17:24e63b319adf@default(draft) add gg
   |/
-  o  18:edc3c9de504e@default(draft) a3
+  o  16:edc3c9de504e@default(draft) a3
   |
   ~
 
-  $ hg evolve --rev 23 --any
+  $ hg evolve --rev d7eadcf6eccd --any
   abort: cannot specify both "--rev" and "--any"
   [255]
-  $ hg evolve --rev 23
+  $ hg evolve --rev d7eadcf6eccd
   cannot solve instability of d7eadcf6eccd, skipping
 
 Check that uncommit respects the allowunstable option
@@ -1288,74 +1307,74 @@
   $ hg uncommit --all
   new changeset is empty
   (use 'hg prune .' to remove it)
-  $ glog -r "18::"
-  @  26:044804d0c10d@default(draft) add j1
+  $ glog -r "edc3c9de504e::"
+  @  23:044804d0c10d@default(draft) add j1
   |
-  | o  23:d7eadcf6eccd@default(draft) add j3
+  | o  21:d7eadcf6eccd@default(draft) add j3
   | |
-  | o  22:2223ea564144@default(draft) add j2
+  | o  20:2223ea564144@default(draft) add j2
   | |
-  | x  21:48490698b269@default(draft) add j1
+  | x  19:48490698b269@default(draft) add j1
   |/
-  | o  20:e02107f98737@default(draft) add gh
+  | o  18:e02107f98737@default(draft) add gh
   | |
-  o |  19:24e63b319adf@default(draft) add gg
+  o |  17:24e63b319adf@default(draft) add gg
   |/
-  o  18:edc3c9de504e@default(draft) a3
+  o  16:edc3c9de504e@default(draft) a3
   |
   ~
 
 Check that prune respects the allowunstable option
   $ hg up -C .
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
-  $ hg up 20
+  $ hg up e02107f98737
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ hg evolve --all
   nothing to evolve on current working copy parent
   (2 other orphan in the repository, do you want --any or --rev)
   [2]
   $ hg evolve --all --any
-  move:[22] add j2
-  atop:[26] add j1
-  move:[23] add j3
-  atop:[27] add j2
+  move:[20] add j2
+  atop:[23] add j1
+  move:[21] add j3
+  atop:[24] add j2
   working directory is now at c9a20e2d74aa
-  $ glog -r "18::"
-  @  28:c9a20e2d74aa@default(draft) add j3
+  $ glog -r "edc3c9de504e::"
+  @  25:c9a20e2d74aa@default(draft) add j3
   |
-  o  27:b0e3066231e2@default(draft) add j2
+  o  24:b0e3066231e2@default(draft) add j2
   |
-  o  26:044804d0c10d@default(draft) add j1
+  o  23:044804d0c10d@default(draft) add j1
   |
-  | o  20:e02107f98737@default(draft) add gh
+  | o  18:e02107f98737@default(draft) add gh
   | |
-  o |  19:24e63b319adf@default(draft) add gg
+  o |  17:24e63b319adf@default(draft) add gg
   |/
-  o  18:edc3c9de504e@default(draft) a3
+  o  16:edc3c9de504e@default(draft) a3
   |
   ~
-  $ hg up 19
+  $ hg up 24e63b319adf
   0 files updated, 0 files merged, 2 files removed, 0 files unresolved
   $ mkcommit c5_
   created new head
-  $ hg prune '26 + 27'
+  $ hg prune '044804d0c10d + b0e3066231e2'
   abort: touch will orphan 1 descendants
   (see 'hg help evolution.instability')
   [255]
-  $ hg prune '19::28'
+  $ hg prune '24e63b319adf::c9a20e2d74aa'
   abort: touch will orphan 1 descendants
   (see 'hg help evolution.instability')
   [255]
-  $ hg prune '26::'
+  $ hg prune '044804d0c10d::'
   3 changesets pruned
-  $ glog -r "18::"
-  @  29:2251801b6c91@default(draft) add c5_
+  $ glog -r "edc3c9de504e::"
+  @  26:2251801b6c91@default(draft) add c5_
   |
-  | o  20:e02107f98737@default(draft) add gh
+  | o  18:e02107f98737@default(draft) add gh
   | |
-  o |  19:24e63b319adf@default(draft) add gg
+  o |  17:24e63b319adf@default(draft) add gg
   |/
-  o  18:edc3c9de504e@default(draft) a3
+  o  16:edc3c9de504e@default(draft) a3
   |
   ~
 
@@ -1367,20 +1386,20 @@
   0 files updated, 0 files merged, 2 files removed, 0 files unresolved
   $ mkcommit unstableifparentisfolded
   created new head
-  $ glog -r "18::"
-  @  30:68330ac625b8@default(draft) add unstableifparentisfolded
+  $ glog -r "edc3c9de504e::"
+  @  27:68330ac625b8@default(draft) add unstableifparentisfolded
   |
-  | o  29:2251801b6c91@default(draft) add c5_
+  | o  26:2251801b6c91@default(draft) add c5_
   | |
-  +---o  20:e02107f98737@default(draft) add gh
+  +---o  18:e02107f98737@default(draft) add gh
   | |
-  | o  19:24e63b319adf@default(draft) add gg
+  | o  17:24e63b319adf@default(draft) add gg
   |/
-  o  18:edc3c9de504e@default(draft) a3
+  o  16:edc3c9de504e@default(draft) a3
   |
   ~
 
-  $ hg fold --exact "19::"
+  $ hg fold --exact "24e63b319adf::"
   2 changesets folded
 
 Check that evolve shows error while handling split commits
@@ -1391,14 +1410,14 @@
   > evolution=all
   > EOF
 
-  $ glog -r "18::"
-  o  31:580886d07058@default(draft) add gg
+  $ glog -r "edc3c9de504e::"
+  o  28:580886d07058@default(draft) add gg
   |
-  | @  30:68330ac625b8@default(draft) add unstableifparentisfolded
+  | @  27:68330ac625b8@default(draft) add unstableifparentisfolded
   |/
-  | o  20:e02107f98737@default(draft) add gh
+  | o  18:e02107f98737@default(draft) add gh
   |/
-  o  18:edc3c9de504e@default(draft) a3
+  o  16:edc3c9de504e@default(draft) a3
   |
   ~
 
@@ -1408,7 +1427,7 @@
   $ hg add oo pp
   $ hg commit -m "oo+pp"
   $ mkcommit uu
-  $ hg up 30
+  $ hg up 68330ac625b8
   0 files updated, 0 files merged, 3 files removed, 0 files unresolved
   $ printf "oo" > oo;
   $ hg add oo
@@ -1420,27 +1439,27 @@
   $ hg prune --succ "desc(_oo) + desc(_pp)" -r "desc('oo+pp')" --split
   1 changesets pruned
   1 new orphan changesets
-  $ glog -r "18::"
-  @  35:7a555adf2b4a@default(draft) _pp
+  $ glog -r "edc3c9de504e::"
+  @  32:7a555adf2b4a@default(draft) _pp
   |
-  o  34:2be4d2d5bf34@default(draft) _oo
+  o  31:2be4d2d5bf34@default(draft) _oo
   |
-  | o  33:53f0c003e03e@default(draft) add uu
+  | o  30:53f0c003e03e@default(draft) add uu
   | |
-  | x  32:1bf2152f4f82@default(draft) oo+pp
+  | x  29:1bf2152f4f82@default(draft) oo+pp
   |/
-  | o  31:580886d07058@default(draft) add gg
+  | o  28:580886d07058@default(draft) add gg
   | |
-  o |  30:68330ac625b8@default(draft) add unstableifparentisfolded
+  o |  27:68330ac625b8@default(draft) add unstableifparentisfolded
   |/
-  | o  20:e02107f98737@default(draft) add gh
+  | o  18:e02107f98737@default(draft) add gh
   |/
-  o  18:edc3c9de504e@default(draft) a3
+  o  16:edc3c9de504e@default(draft) a3
   |
   ~
-  $ hg evolve --rev "18::"
-  move:[33] add uu
-  atop:[35] _pp
+  $ hg evolve --rev "edc3c9de504e::"
+  move:[30] add uu
+  atop:[32] _pp
   working directory is now at 43c3f5ef149f
 
 
@@ -1450,7 +1469,7 @@
   $ echo "will be amended" > newfile
   $ hg commit -m "will be amended"
   $ hg parents
-  37	: will be amended - test
+  34	: will be amended - test
 
   $ echo "will be evolved safely" >> a
   $ hg commit -m "will be evolved safely"
@@ -1460,16 +1479,39 @@
   $ hg add newlyadded
   $ hg commit -m "will cause conflict at evolve"
 
-  $ hg update -q 37
+  $ glog -r "edc3c9de504e::"
+  @  36:02e943732647@default(draft) will cause conflict at evolve
+  |
+  o  35:f8e30e9317aa@default(draft) will be evolved safely
+  |
+  o  34:36030b147271@default(draft) will be amended
+  |
+  o  33:43c3f5ef149f@default(draft) add uu
+  |
+  o  32:7a555adf2b4a@default(draft) _pp
+  |
+  o  31:2be4d2d5bf34@default(draft) _oo
+  |
+  | o  28:580886d07058@default(draft) add gg
+  | |
+  o |  27:68330ac625b8@default(draft) add unstableifparentisfolded
+  |/
+  | o  18:e02107f98737@default(draft) add gh
+  |/
+  o  16:edc3c9de504e@default(draft) a3
+  |
+  ~
+
+  $ hg update -q 36030b147271
   $ echo "amended" > newfile
   $ hg amend -m "amended"
   2 new orphan changesets
 
-  $ hg evolve --rev "37::"
-  move:[38] will be evolved safely
-  atop:[41] amended
-  move:[39] will cause conflict at evolve
-  atop:[42] will be evolved safely
+  $ hg evolve --rev "36030b147271::"
+  move:[35] will be evolved safely
+  atop:[37] amended
+  move:[36] will cause conflict at evolve
+  atop:[38] will be evolved safely
   merging newfile
   warning: conflicts while merging newfile! (edit, then use 'hg resolve --mark')
   evolve failed!
@@ -1477,20 +1519,18 @@
   abort: unresolved merge conflicts (see hg help resolve)
   [255]
 
-  $ glog -r "36::" --hidden
-  @  42:c904da5245b0@default(draft) will be evolved safely
+  $ glog -r "43c3f5ef149f::" --hidden
+  @  38:c904da5245b0@default(draft) will be evolved safely
   |
-  o  41:34ae045ec400@default(draft) amended
+  o  37:34ae045ec400@default(draft) amended
   |
-  | x  40:e88bee38ffc2@default(draft) temporary amend commit for 36030b147271
+  | o  36:02e943732647@default(draft) will cause conflict at evolve
   | |
-  | | o  39:02e943732647@default(draft) will cause conflict at evolve
-  | | |
-  | | x  38:f8e30e9317aa@default(draft) will be evolved safely
-  | |/
-  | x  37:36030b147271@default(draft) will be amended
+  | x  35:f8e30e9317aa@default(draft) will be evolved safely
+  | |
+  | x  34:36030b147271@default(draft) will be amended
   |/
-  o  36:43c3f5ef149f@default(draft) add uu
+  o  33:43c3f5ef149f@default(draft) add uu
   |
   ~