diff -r 07b9fcf8b6d3 -r 08a64770ed24 tests/test-evolve-obshistory-complex.t
--- a/tests/test-evolve-obshistory-complex.t	Wed Aug 09 16:01:20 2017 +0200
+++ b/tests/test-evolve-obshistory-complex.t	Thu Aug 10 17:31:23 2017 +0200
@@ -80,14 +80,14 @@
   |  parent:      4:868d2e0eb19c
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  trouble:     unstable
+  |  instability: unstable
   |  summary:     fold2
   |
   | o  changeset:   8:d15d0ffc75f6
   | |  parent:      2:c473644ee0e9
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  trouble:     unstable
+  | |  instability: unstable
   | |  summary:     fold1
   | |
   | | o  changeset:   7:b868bc49b0a4
@@ -236,27 +236,27 @@
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  trouble:     unstable
+  |  instability: unstable
   |  summary:     fold2
   |
   o  changeset:   14:ec31316faa9d
   |  parent:      4:868d2e0eb19c
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  trouble:     unstable
+  |  instability: unstable
   |  summary:     fold2
   |
   | o  changeset:   13:d0f33db50670
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  trouble:     unstable
+  | |  instability: unstable
   | |  summary:     fold1
   | |
   | o  changeset:   12:7b3290f6e0a0
   | |  parent:      2:c473644ee0e9
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  trouble:     unstable
+  | |  instability: unstable
   | |  summary:     fold1
   | |
   | | o  changeset:   11:e036916b63ea
@@ -312,21 +312,21 @@
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  trouble:     unstable
+  |  instability: unstable
   |  summary:     fold2
   |
   o  changeset:   14:ec31316faa9d
   |  parent:      4:868d2e0eb19c
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  trouble:     unstable
+  |  instability: unstable
   |  summary:     fold2
   |
   | o  changeset:   12:7b3290f6e0a0
   | |  parent:      2:c473644ee0e9
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  trouble:     unstable
+  | |  instability: unstable
   | |  summary:     fold1
   | |
   | | o  changeset:   10:19e14c8397fc