[xen-unstable bisection] doubtful build-i386-prev

[osstest service owner <osstest-admin@xxxxxxxxxxxxxx>]

branch xen-unstable
xenbranch xen-unstable
job build-i386-prev
testid xen-build

Tree: xen prev git://xenbits.xen.org/xen.git

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   736da59cbe2752502ad863b6e71eb83352e22276
  
  Identical previous flights on this branch:
   149777  started 2020-04-24 07:44:52 Z  blessed real-bisect
   149776  started 2020-04-24 06:47:33 Z  blessed real-bisect
   149775  started 2020-04-24 05:57:43 Z  blessed real-bisect
   149774  started 2020-04-24 05:18:08 Z  blessed real-bisect
   149770  started 2020-04-23 22:02:38 Z  blessed real-bisect
   149778  just generated


----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/xen-unstable/build-i386-prev.xen-build 
--summary-out=tmp/149778.bisection-summary --basis-template=149741 
--blessings=real,real-bisect --flight=149778 xen-unstable build-i386-prev 
xen-build
Searching for failure / basis pass:
 149752 fail [host=albana1] / 149741 [host=elbling1] 149726 [host=pinot0] 
149705 [host=italia0] 149695 [host=huxelrebe0] 149689 [host=italia0] 149667 
[host=fiano1] 149648 ok.
Failure / basis pass flights: 149752 / 149648
(tree with no url: ovmf prev)
(tree with no url: seabios prev)
Tree: xen prev git://xenbits.xen.org/xen.git
Latest b66ce5058ec9ce84418cedd39b2bf07b7c5a1f65
Basis pass 736da59cbe2752502ad863b6e71eb83352e22276
Generating revisions with ./adhoc-revtuple-generator  
git://xenbits.xen.org/xen.git#736da59cbe2752502ad863b6e71eb83352e22276-b66ce5058ec9ce84418cedd39b2bf07b7c5a1f65
Loaded 5001 nodes in revision graph
Searching for test results:
 149642 [host=huxelrebe0]
 149619 [host=fiano1]
 149627 [host=italia0]
 149605 pass irrelevant
 149634 [host=huxelrebe0]
 149648 pass 736da59cbe2752502ad863b6e71eb83352e22276
 149689 [host=italia0]
 149667 [host=fiano1]
 149695 [host=huxelrebe0]
 149705 [host=italia0]
 149741 [host=elbling1]
 149726 [host=pinot0]
 149752 fail b66ce5058ec9ce84418cedd39b2bf07b7c5a1f65
 149770 !! flight 149770 no revisions or trees
 149774 !! flight 149774 no revisions or trees
 149775 !! flight 149775 no revisions or trees
 149776 !! flight 149776 no revisions or trees
 149777 !! flight 149777 no revisions or trees
Searching for interesting versions
 Result found: flight 149648 (pass), for basis pass
 Result found: flight 149752 (fail), for basis failure
Need to reproduce basis pass (pass); had 1 already.
Should test 736da59cbe2752502ad863b6e71eb83352e22276.
Revision graph left in 
/home/logs/results/bisect/xen-unstable/build-i386-prev.xen-build.{dot,ps,png,html,svg}.
Populating 149778...
Need 149778.build-i386-prev (like 149752)
Creating 149778.build-i386-prev (copying from 149752)
Checking for flail (since 149648)...

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   736da59cbe2752502ad863b6e71eb83352e22276
  
  Identical previous flights on this branch:
   149777  started 2020-04-24 07:44:52 Z  blessed real-bisect
   149776  started 2020-04-24 06:47:33 Z  blessed real-bisect
   149775  started 2020-04-24 05:57:43 Z  blessed real-bisect
   149774  started 2020-04-24 05:18:08 Z  blessed real-bisect
   149770  started 2020-04-23 22:02:38 Z  blessed real-bisect
   149778  just generated