tests: don't let time go back before 0 o'clock in bisect3.t

Windows agree that it was
  Thu Jan 01 00:00:00 1970 +0000
but it also claims that it was
  Thu Dec 31 23:59:59 1969 -0000

tests/test-bisect3.t

@@ -14,15 +14,15 b''
   $ hg add a
   $ hg ci -u test -d '0 0' -m '0'
   $ echo '1' >a
-  $ hg ci -u test -d '0 1' -m '1'
+  $ hg ci -u test -d '1 0' -m '1'
 
 branch 2-3
 
   $ echo '2' >b
   $ hg add b
-  $ hg ci -u test -d '0 2' -m '2'
+  $ hg ci -u test -d '2 0' -m '2'
   $ echo '3' >b
-  $ hg ci -u test -d '0 3' -m '3'
+  $ hg ci -u test -d '3 0' -m '3'
 
 branch 4-8
 
@@ -30,30 +30,30 b' branch 4-8'
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ echo '4' >c
   $ hg add c
-  $ hg ci -u test -d '0 4' -m '4'
+  $ hg ci -u test -d '4 0' -m '4'
   created new head
   $ echo '5' >c
-  $ hg ci -u test -d '0 5' -m '5'
+  $ hg ci -u test -d '5 0' -m '5'
   $ echo '6' >c
-  $ hg ci -u test -d '0 6' -m '6'
+  $ hg ci -u test -d '6 0' -m '6'
   $ echo '7' >c
-  $ hg ci -u test -d '0 7' -m '7'
+  $ hg ci -u test -d '7 0' -m '7'
   $ echo '8' >c
-  $ hg ci -u test -d '0 8' -m '8'
+  $ hg ci -u test -d '8 0' -m '8'
 
 merge
 
   $ hg merge -r 3
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   (branch merge, don't forget to commit)
-  $ hg ci -u test -d '0 9' -m '9=8+3'
+  $ hg ci -u test -d '9 0' -m '9=8+3'
 
   $ echo '10' >a
-  $ hg ci -u test -d '0 10' -m '10'
+  $ hg ci -u test -d '10 0' -m '10'
   $ echo '11' >a
-  $ hg ci -u test -d '0 11' -m '11'
+  $ hg ci -u test -d '11 0' -m '11'
   $ echo '12' >a
-  $ hg ci -u test -d '0 12' -m '12'
+  $ hg ci -u test -d '12 0' -m '12'
 
 unrelated branch
 
@@ -61,10 +61,10 b' unrelated branch'
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ echo '13' >d
   $ hg add d
-  $ hg ci -u test -d '0 13' -m '13'
+  $ hg ci -u test -d '13 0' -m '13'
   created new head
   $ echo '14' >d
-  $ hg ci -u test -d '0 14' -m '14'
+  $ hg ci -u test -d '14 0' -m '14'
 
 mark changesets
 
@@ -72,140 +72,140 b' mark changesets'
   $ hg bisect --good 4
   $ hg bisect --good 6
   $ hg bisect --bad 12
-  Testing changeset 9:8bcbdb072033 (6 changesets remaining, ~2 tests)
+  Testing changeset 9:2197c557e14c (6 changesets remaining, ~2 tests)
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ hg bisect --bad 10
-  Testing changeset 8:3cd112f87d77 (4 changesets remaining, ~2 tests)
+  Testing changeset 8:e74a86251f58 (4 changesets remaining, ~2 tests)
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ hg bisect --skip 7
-  Testing changeset 8:3cd112f87d77 (4 changesets remaining, ~2 tests)
+  Testing changeset 8:e74a86251f58 (4 changesets remaining, ~2 tests)
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
 
 test template
 
   $ hg log --template '{rev}:{node|short} {bisect}\n'
-  14:cecd84203acc 
-  13:86f7c8cdb6df 
-  12:a76089b5f47c bad
-  11:5c3eb122d29c bad (implicit)
-  10:b097cef2be03 bad
-  9:8bcbdb072033 untested
-  8:3cd112f87d77 untested
-  7:577e237a73bd skipped
-  6:e597fa2707c5 good
-  5:b9cea37a76bc good (implicit)
-  4:da6b357259d7 good
-  3:e7f031aee8ca ignored
-  2:b1ad1b6bcc5c ignored
-  1:37f42ae8b45e good (implicit)
+  14:cbf2f3105bbf 
+  13:e07efca37c43 
+  12:98c6b56349c0 bad
+  11:03f491376e63 bad (implicit)
+  10:c012b15e2409 bad
+  9:2197c557e14c untested
+  8:e74a86251f58 untested
+  7:a5f87041c899 skipped
+  6:7d997bedcd8d good
+  5:2dd1875f1028 good (implicit)
+  4:2a1daef14cd4 good
+  3:8417d459b90c ignored
+  2:e1355ee1f23e ignored
+  1:ce7c85e06a9f good (implicit)
   0:b4e73ffab476 good (implicit)
   $ hg log --template '{bisect|shortbisect} {rev}:{node|short}\n'
-    14:cecd84203acc
-    13:86f7c8cdb6df
-  B 12:a76089b5f47c
-  B 11:5c3eb122d29c
-  B 10:b097cef2be03
-  U 9:8bcbdb072033
-  U 8:3cd112f87d77
-  S 7:577e237a73bd
-  G 6:e597fa2707c5
-  G 5:b9cea37a76bc
-  G 4:da6b357259d7
-  I 3:e7f031aee8ca
-  I 2:b1ad1b6bcc5c
-  G 1:37f42ae8b45e
+    14:cbf2f3105bbf
+    13:e07efca37c43
+  B 12:98c6b56349c0
+  B 11:03f491376e63
+  B 10:c012b15e2409
+  U 9:2197c557e14c
+  U 8:e74a86251f58
+  S 7:a5f87041c899
+  G 6:7d997bedcd8d
+  G 5:2dd1875f1028
+  G 4:2a1daef14cd4
+  I 3:8417d459b90c
+  I 2:e1355ee1f23e
+  G 1:ce7c85e06a9f
   G 0:b4e73ffab476
 
 test style
 
   $ hg log --style bisect
-  changeset:   14:cecd84203acc
+  changeset:   14:cbf2f3105bbf
   bisect:      
   tag:         tip
   user:        test
-  date:        Wed Dec 31 23:59:46 1969 -0000
+  date:        Thu Jan 01 00:00:14 1970 +0000
   summary:     14
   
-  changeset:   13:86f7c8cdb6df
+  changeset:   13:e07efca37c43
   bisect:      
-  parent:      3:e7f031aee8ca
+  parent:      3:8417d459b90c
   user:        test
-  date:        Wed Dec 31 23:59:47 1969 -0000
+  date:        Thu Jan 01 00:00:13 1970 +0000
   summary:     13
   
-  changeset:   12:a76089b5f47c
+  changeset:   12:98c6b56349c0
   bisect:      bad
   user:        test
-  date:        Wed Dec 31 23:59:48 1969 -0000
+  date:        Thu Jan 01 00:00:12 1970 +0000
   summary:     12
   
-  changeset:   11:5c3eb122d29c
+  changeset:   11:03f491376e63
   bisect:      bad (implicit)
   user:        test
-  date:        Wed Dec 31 23:59:49 1969 -0000
+  date:        Thu Jan 01 00:00:11 1970 +0000
   summary:     11
   
-  changeset:   10:b097cef2be03
+  changeset:   10:c012b15e2409
   bisect:      bad
   user:        test
-  date:        Wed Dec 31 23:59:50 1969 -0000
+  date:        Thu Jan 01 00:00:10 1970 +0000
   summary:     10
   
-  changeset:   9:8bcbdb072033
+  changeset:   9:2197c557e14c
   bisect:      untested
-  parent:      8:3cd112f87d77
-  parent:      3:e7f031aee8ca
+  parent:      8:e74a86251f58
+  parent:      3:8417d459b90c
   user:        test
-  date:        Wed Dec 31 23:59:51 1969 -0000
+  date:        Thu Jan 01 00:00:09 1970 +0000
   summary:     9=8+3
   
-  changeset:   8:3cd112f87d77
+  changeset:   8:e74a86251f58
   bisect:      untested
   user:        test
-  date:        Wed Dec 31 23:59:52 1969 -0000
+  date:        Thu Jan 01 00:00:08 1970 +0000
   summary:     8
   
-  changeset:   7:577e237a73bd
+  changeset:   7:a5f87041c899
   bisect:      skipped
   user:        test
-  date:        Wed Dec 31 23:59:53 1969 -0000
+  date:        Thu Jan 01 00:00:07 1970 +0000
   summary:     7
   
-  changeset:   6:e597fa2707c5
+  changeset:   6:7d997bedcd8d
   bisect:      good
   user:        test
-  date:        Wed Dec 31 23:59:54 1969 -0000
+  date:        Thu Jan 01 00:00:06 1970 +0000
   summary:     6
   
-  changeset:   5:b9cea37a76bc
+  changeset:   5:2dd1875f1028
   bisect:      good (implicit)
   user:        test
-  date:        Wed Dec 31 23:59:55 1969 -0000
+  date:        Thu Jan 01 00:00:05 1970 +0000
   summary:     5
   
-  changeset:   4:da6b357259d7
+  changeset:   4:2a1daef14cd4
   bisect:      good
-  parent:      1:37f42ae8b45e
+  parent:      1:ce7c85e06a9f
   user:        test
-  date:        Wed Dec 31 23:59:56 1969 -0000
+  date:        Thu Jan 01 00:00:04 1970 +0000
   summary:     4
   
-  changeset:   3:e7f031aee8ca
+  changeset:   3:8417d459b90c
   bisect:      ignored
   user:        test
-  date:        Wed Dec 31 23:59:57 1969 -0000
+  date:        Thu Jan 01 00:00:03 1970 +0000
   summary:     3
   
-  changeset:   2:b1ad1b6bcc5c
+  changeset:   2:e1355ee1f23e
   bisect:      ignored
   user:        test
-  date:        Wed Dec 31 23:59:58 1969 -0000
+  date:        Thu Jan 01 00:00:02 1970 +0000
   summary:     2
   
-  changeset:   1:37f42ae8b45e
+  changeset:   1:ce7c85e06a9f
   bisect:      good (implicit)
   user:        test
-  date:        Wed Dec 31 23:59:59 1969 -0000
+  date:        Thu Jan 01 00:00:01 1970 +0000
   summary:     1
   
   changeset:   0:b4e73ffab476
@@ -215,18 +215,18 b' test style'
   summary:     0
   
   $ hg log --quiet --style bisect
-    14:cecd84203acc
-    13:86f7c8cdb6df
-  B 12:a76089b5f47c
-  B 11:5c3eb122d29c
-  B 10:b097cef2be03
-  U 9:8bcbdb072033
-  U 8:3cd112f87d77
-  S 7:577e237a73bd
-  G 6:e597fa2707c5
-  G 5:b9cea37a76bc
-  G 4:da6b357259d7
-  I 3:e7f031aee8ca
-  I 2:b1ad1b6bcc5c
-  G 1:37f42ae8b45e
+    14:cbf2f3105bbf
+    13:e07efca37c43
+  B 12:98c6b56349c0
+  B 11:03f491376e63
+  B 10:c012b15e2409
+  U 9:2197c557e14c
+  U 8:e74a86251f58
+  S 7:a5f87041c899
+  G 6:7d997bedcd8d
+  G 5:2dd1875f1028
+  G 4:2a1daef14cd4
+  I 3:8417d459b90c
+  I 2:e1355ee1f23e
+  G 1:ce7c85e06a9f
   G 0:b4e73ffab476