--- a/hgext3rd/evolve/evolvecmd.py	Thu Jun 14 02:58:30 2018 +0200
+++ b/hgext3rd/evolve/evolvecmd.py	Fri Jun 15 00:16:29 2018 +0530
@@ -180,8 +180,8 @@
             ops = {'current': orig.node()}
             evolvestate.addopts(ops)
             evolvestate.save()
-            raise error.Abort(_("fix conflicts and see `hg help "
-                                "evolve.interrupted`"))
+            raise error.InterventionRequired(_("fix conflicts and see `hg help "
+                                               "evolve.interrupted`"))
 
 def _solvephasedivergence(ui, repo, bumped, evolvestate, dryrun=False,
                           confirm=False, progresscb=None):
@@ -250,8 +250,8 @@
             evolvestate['current'] = bumped.hex()
             evolvestate['precursor'] = prec.hex()
             evolvestate.save()
-            raise error.Abort(_("fix conflicts and see `hg help "
-                                "evolve.interrupted`"))
+            raise error.InterventionRequired(_("fix conflicts and see `hg help "
+                                               "evolve.interrupted`"))
 
     return _resolvephasedivergent(ui, repo, prec, bumped, tmpctx)
 
@@ -516,8 +516,8 @@
         tr = repo.currenttransaction()
         tr.close()
         evolvestate.save()
-        raise error.Abort(_("fix conflicts and see `hg help "
-                            "evolve.interrupted`"))
+        raise error.InterventionRequired(_("fix conflicts and see `hg help "
+                                           "evolve.interrupted`"))
 
 def _completecontentdivergent(ui, repo, progresscb, divergent, other,
                               base, evolvestate):

--- a/tests/test-evolve-abort-contentdiv.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-abort-contentdiv.t	Fri Jun 15 00:16:29 2018 +0530
@@ -78,8 +78,8 @@
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
   0 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg status -v
   M d
@@ -177,8 +177,8 @@
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
   0 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --abort
   2 new content-divergent changesets
@@ -338,8 +338,8 @@
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
   0 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --abort
   evolve aborted

--- a/tests/test-evolve-abort-orphan.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-abort-orphan.t	Fri Jun 15 00:16:29 2018 +0530
@@ -85,8 +85,8 @@
   atop:[5] added c
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --abort
   evolve aborted
@@ -117,8 +117,8 @@
   atop:[5] added c
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
   $ echo foo > d
   $ hg resolve -m
   (no more unresolved files)
@@ -145,8 +145,8 @@
   atop:[8] added b
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
 testing that interrupted evolve shows up in morestatus
   $ hg status -v
@@ -256,8 +256,8 @@
   atop:[7] added a
   merging a
   warning: conflicts while merging a! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg glog
   o  9:7f8e8bd9f0b6 added c
@@ -320,8 +320,8 @@
   atop:[7] added a
   merging a
   warning: conflicts while merging a! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
   $ hg glog
   o  9:7f8e8bd9f0b6 added c
   |   () draft
@@ -397,8 +397,8 @@
   atop:[7] added a
   merging a
   warning: conflicts while merging a! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg glog
   o  12:1c476940790a added d
@@ -473,8 +473,8 @@
   atop:[5] added b
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg glog
   @  5:c1f4718020e3 added b
@@ -519,8 +519,8 @@
   atop:[5] added b
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --abort
   evolve aborted

--- a/tests/test-evolve-abort-phasediv.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-abort-phasediv.t	Fri Jun 15 00:16:29 2018 +0530
@@ -87,8 +87,8 @@
   rebasing to destination parent: ca1b80f7960a
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
 testing that interrupted evolve shows up in morestatus
   $ hg status -v
@@ -199,8 +199,8 @@
   rebasing to destination parent: b1661037fa25
   merging b
   warning: conflicts while merging b! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --abort
   1 new phase-divergent changesets
@@ -268,8 +268,8 @@
   rebasing to destination parent: b1661037fa25
   merging b
   warning: conflicts while merging b! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo watwat > c
   $ hg resolve -m
@@ -284,8 +284,8 @@
   rebasing to destination parent: ca1b80f7960a
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --abort
   1 new phase-divergent changesets

--- a/tests/test-evolve-content-divergence.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-content-divergence.t	Fri Jun 15 00:16:29 2018 +0530
@@ -177,8 +177,8 @@
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
   0 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo foobar > d
   $ hg resolve -m
@@ -237,8 +237,8 @@
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
   0 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo watbar > d
   $ hg resolve -m
@@ -534,8 +534,8 @@
   merging y
   warning: conflicts while merging y! (edit, then use 'hg resolve --mark')
   0 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo watbar > y
   $ hg resolve -m

--- a/tests/test-evolve-continue.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-continue.t	Fri Jun 15 00:16:29 2018 +0530
@@ -58,8 +58,8 @@
   atop:[5] added c
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo foo > d
   $ hg resolve -m
@@ -115,8 +115,8 @@
   atop:[8] added d
   merging e
   warning: conflicts while merging e! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo bar > e
   $ hg resolve -m
@@ -154,8 +154,8 @@
   atop:[9] added a
   merging b
   warning: conflicts while merging b! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo foo > b
   $ hg resolve -m
@@ -240,8 +240,8 @@
   atop:[17] added d
   merging f
   warning: conflicts while merging f! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo foo > f
   $ hg resolve -m
@@ -255,8 +255,8 @@
   atop:[19] added g
   merging h
   warning: conflicts while merging h! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo foo > h
   $ hg resolve -m
@@ -301,8 +301,8 @@
   perform evolve? [Ny] y
   merging g
   warning: conflicts while merging g! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo foo > g
   $ hg resolve -m
@@ -351,8 +351,8 @@
   atop:[24] added f
   merging g
   warning: conflicts while merging g! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
   $ echo foo > g
   $ hg resolve -m
   (no more unresolved files)

--- a/tests/test-evolve-orphan-merge.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-orphan-merge.t	Fri Jun 15 00:16:29 2018 +0530
@@ -219,8 +219,8 @@
   atop:[11] foo to c
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo FOObar > c
   $ hg resolve -m
@@ -274,8 +274,8 @@
   atop:[13] foo to c
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo foobar > c
   $ hg resolve -m

--- a/tests/test-evolve-phase-divergence.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-phase-divergence.t	Fri Jun 15 00:16:29 2018 +0530
@@ -792,8 +792,8 @@
   rebasing to destination parent: 8c2bb6fb44e9
   merging x
   warning: conflicts while merging x! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg diff
   diff -r 8c2bb6fb44e9 l

--- a/tests/test-evolve-phase.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-phase.t	Fri Jun 15 00:16:29 2018 +0530
@@ -86,8 +86,8 @@
   atop:[3] b
   merging a
   warning: conflicts while merging a! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg diff
   diff -r 87495ea7c9ec a

--- a/tests/test-evolve-stop-contentdiv.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-stop-contentdiv.t	Fri Jun 15 00:16:29 2018 +0530
@@ -75,8 +75,8 @@
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
   0 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --stop
   stopped the interrupted evolve
@@ -129,8 +129,8 @@
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
   0 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --stop
   stopped the interrupted evolve

--- a/tests/test-evolve-stop-orphan.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-stop-orphan.t	Fri Jun 15 00:16:29 2018 +0530
@@ -90,8 +90,8 @@
   atop:[5] added c
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --stop
   stopped the interrupted evolve
@@ -136,8 +136,8 @@
   atop:[5] added c
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg diff
   diff -r cb6a2ab625bb d
@@ -183,8 +183,8 @@
   atop:[5] added c
   merging d
   warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
   $ echo foo > d
   $ hg resolve -m
   (no more unresolved files)
@@ -234,8 +234,8 @@
   atop:[9] added b
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg status
   M c
@@ -271,8 +271,8 @@
   atop:[9] added b
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ echo foobar > c
   $ hg resolve -m
@@ -347,8 +347,8 @@
   atop:[13] added b
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --stop
   stopped the interrupted evolve

--- a/tests/test-evolve-stop-phasediv.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve-stop-phasediv.t	Fri Jun 15 00:16:29 2018 +0530
@@ -84,8 +84,8 @@
   rebasing to destination parent: ca1b80f7960a
   merging c
   warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ hg evolve --stop
   stopped the interrupted evolve

--- a/tests/test-evolve.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-evolve.t	Fri Jun 15 00:16:29 2018 +0530
@@ -1535,8 +1535,8 @@
   atop:[38] will be evolved safely
   merging newfile
   warning: conflicts while merging newfile! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ glog -r "be23044af550::" --hidden
   @  38:61abd81de026@default(draft) will be evolved safely

--- a/tests/test-issue-5720.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-issue-5720.t	Fri Jun 15 00:16:29 2018 +0530
@@ -61,8 +61,8 @@
   atop:[3] b
   merging a
   warning: conflicts while merging a! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
 Fix the conflict
   $ echo c2 > a

--- a/tests/test-stabilize-conflict.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-stabilize-conflict.t	Fri Jun 15 00:16:29 2018 +0530
@@ -128,8 +128,8 @@
   atop:[5] babar count up to ten
   merging babar
   warning: conflicts while merging babar! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
   $ hg resolve -l
   U babar
   $ hg log -G
@@ -220,8 +220,8 @@
    output file babar appears unchanged
   was merge successful (yn)? n
   merging babar failed!
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
   $ hg resolve -l
   U babar
   $ hg log -G

--- a/tests/test-stabilize-result.t	Thu Jun 14 02:58:30 2018 +0200
+++ b/tests/test-stabilize-result.t	Fri Jun 15 00:16:29 2018 +0530
@@ -81,8 +81,8 @@
   atop:[5] changea
   merging a
   warning: conflicts while merging a! (edit, then use 'hg resolve --mark')
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
   $ hg revert -r "orphan()" a
   $ hg diff
   diff -r 66719795a494 a
@@ -390,8 +390,8 @@
   merging a
   warning: conflicts while merging a! (edit, then use 'hg resolve --mark')
   0 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  abort: fix conflicts and see `hg help evolve.interrupted`
-  [255]
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
 
   $ cat > a <<EOF
   > jungle