[xen-4.8-testing bisection] doubtful build-i386-prev

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

branch xen-4.8-testing
xenbranch xen-4.8-testing
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:
   280a5568939c4a5832be787c8e0c23a19f30935a
  
  Identical previous flights on this branch:
   134892  started 2019-04-17 00:01:24 Z  blessed real-bisect
   134888  started 2019-04-16 22:48:32 Z  blessed real-bisect
   134883  started 2019-04-16 21:18:28 Z  blessed real-bisect
   134880  started 2019-04-16 20:15:38 Z  blessed real-bisect
   134877  started 2019-04-16 18:57:13 Z  blessed real-bisect
   134894  just generated


----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/xen-4.8-testing/build-i386-prev.xen-build 
--summary-out=tmp/134894.bisection-summary --basis-template=130965 
--blessings=real,real-bisect --flight=134894 xen-4.8-testing build-i386-prev 
xen-build
Searching for failure / basis pass:
 134735 fail [host=chardonnay0] / 133998 [host=italia0] 133978 [host=italia1] 
133940 [host=debina1] 133913 [host=fiano0] 133879 [host=italia1] 133847 
[host=albana1] 133755 [host=albana1] 133708 [host=albana0] 133680 [host=pinot1] 
133662 [host=italia1] 133622 [host=elbling0] 133598 [host=merlot0] 130965 
[host=albana0] 130889 [host=chardonnay1] 130847 [host=huxelrebe0] 129810 
[host=debina0] 129729 [host=huxelrebe1] 129570 [host=debina1] 129466 
[host=albana0] 128792 [host=debina0] 128681 [host=pino\
 t0] 128625 [host=baroque0] 128535 [host=debina0] 128504 [host=debina0] 127900 
[host=debina1] 127779 [host=baroque1] 127610 [host=rimava1] 126163 
[host=albana1] 125945 [host=baroque0] 125907 [host=debina1] 125700 
[host=baroque1] 125679 ok.
Failure / basis pass flights: 134735 / 125679
Tree: xen prev git://xenbits.xen.org/xen.git
Latest 88f936d44d2e34ca2d0827cc828ea9d3aeef3fe8
Basis pass 280a5568939c4a5832be787c8e0c23a19f30935a
Generating revisions with ./adhoc-revtuple-generator  
git://xenbits.xen.org/xen.git#280a5568939c4a5832be787c8e0c23a19f30935a-88f936d44d2e34ca2d0827cc828ea9d3aeef3fe8
Loaded 1002 nodes in revision graph
Searching for test results:
 125065 [host=albana0]
 125165 [host=huxelrebe1]
 125276 [host=joubertin0]
 125218 [host=huxelrebe1]
 125365 pass 280a5568939c4a5832be787c8e0c23a19f30935a
 125548 [host=huxelrebe1]
 125500 pass 280a5568939c4a5832be787c8e0c23a19f30935a
 125512 [host=albana1]
 125582 [host=albana0]
 125624 [host=huxelrebe1]
 125679 pass 280a5568939c4a5832be787c8e0c23a19f30935a
 125700 [host=baroque1]
 125907 [host=debina1]
 125945 [host=baroque0]
 126163 [host=albana1]
 127610 [host=rimava1]
 127779 [host=baroque1]
 127900 [host=debina1]
 128535 [host=debina0]
 128504 [host=debina0]
 128625 [host=baroque0]
 128792 [host=debina0]
 128681 [host=pinot0]
 129466 [host=albana0]
 129570 [host=debina1]
 129729 [host=huxelrebe1]
 129810 [host=debina0]
 130889 [host=chardonnay1]
 130847 [host=huxelrebe0]
 130965 [host=albana0]
 133622 [host=elbling0]
 133662 [host=italia1]
 133598 [host=merlot0]
 133680 [host=pinot1]
 133708 [host=albana0]
 133755 [host=albana1]
 133847 [host=albana1]
 133913 [host=fiano0]
 133879 [host=italia1]
 133940 [host=debina1]
 133978 [host=italia1]
 133998 [host=italia0]
 134735 fail 88f936d44d2e34ca2d0827cc828ea9d3aeef3fe8
 134877 !! flight 134877 no revisions or trees
 134888 !! flight 134888 no revisions or trees
 134880 !! flight 134880 no revisions or trees
 134883 !! flight 134883 no revisions or trees
 134892 !! flight 134892 no revisions or trees
Searching for interesting versions
 Result found: flight 125365 (pass), for basis pass
 Result found: flight 134735 (fail), for basis failure
Need to reproduce basis pass (pass); had 1 already.
Should test 280a5568939c4a5832be787c8e0c23a19f30935a.
pnmtopng: 226 colors found
Revision graph left in 
/home/logs/results/bisect/xen-4.8-testing/build-i386-prev.xen-build.{dot,ps,png,html,svg}.
Populating 134894...
Need 134894.build-i386-prev (like 134735)
Creating 134894.build-i386-prev (copying from 134735)
Checking for flail (since 125365)...

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   280a5568939c4a5832be787c8e0c23a19f30935a
  
  Identical previous flights on this branch:
   134892  started 2019-04-17 00:01:24 Z  blessed real-bisect
   134888  started 2019-04-16 22:48:32 Z  blessed real-bisect
   134883  started 2019-04-16 21:18:28 Z  blessed real-bisect
   134880  started 2019-04-16 20:15:38 Z  blessed real-bisect
   134877  started 2019-04-16 18:57:13 Z  blessed real-bisect
   134894  just generated


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