[xen-4.15-testing bisection] unreproducible build-arm64-libvirt

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

branch xen-4.15-testing
xenbranch xen-4.15-testing
job build-arm64-libvirt
testid libvirt-build

Tree: libvirt git://xenbits.xen.org/libvirt.git
Tree: libvirt_keycodemapdb https://gitlab.com/keycodemap/keycodemapdb.git
Tree: ovmf git://xenbits.xen.org/osstest/ovmf.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git

*** Not reproducible - supposed basis failure ***
  Could not reproduce problem, or could not reproduce basis pass.
  Unexpected test results; at this revision (supposed basis failure):
  2c846fa6bcc11929c9fb857a22430fb9945654ad 
27acf0ef828bf719b2053ba398b195829413dbdd 
c6720db5ddffec747bb0b2830e528511b1a4bfb2 
6503bd6a1b5364ffd346a8a475e1eb91b9f756e5 
46de2eec93bffa0706e6229c0da2919763c8eb04 
816580afdd1730d4f85f64477a242a439af1cdf8
   flight 174225 (blessed real) result fail


For bisection revision-tuple graph see:
   
http://logs.test-lab.xenproject.org/osstest/results/bisect/xen-4.15-testing/build-arm64-libvirt.libvirt-build.html
Revision IDs in each graph node refer, respectively, to the Trees above.

----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/xen-4.15-testing/build-arm64-libvirt.libvirt-build
 --summary-out=tmp/174269.bisection-summary --basis-template=172547 
--blessings=real,real-bisect,real-retry --flight=174269 xen-4.15-testing 
build-arm64-libvirt libvirt-build
Searching for failure / basis pass:
 174225 fail [host=rochester0] / 174183 [host=laxton1] 174119 [host=rochester1] 
174063 [host=rochester1] 173987 [host=laxton1] 173904 ok.
Failure / basis pass flights: 174225 / 173904
Tree: libvirt git://xenbits.xen.org/libvirt.git
Tree: libvirt_keycodemapdb https://gitlab.com/keycodemap/keycodemapdb.git
Tree: ovmf git://xenbits.xen.org/osstest/ovmf.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git
Latest 2c846fa6bcc11929c9fb857a22430fb9945654ad 
27acf0ef828bf719b2053ba398b195829413dbdd 
c6720db5ddffec747bb0b2830e528511b1a4bfb2 
6503bd6a1b5364ffd346a8a475e1eb91b9f756e5 
46de2eec93bffa0706e6229c0da2919763c8eb04 
816580afdd1730d4f85f64477a242a439af1cdf8
Basis pass 2c846fa6bcc11929c9fb857a22430fb9945654ad 
27acf0ef828bf719b2053ba398b195829413dbdd 
8fc06b6e19e3df93cc989b4f85877d8a7783e5bf 
6503bd6a1b5364ffd346a8a475e1eb91b9f756e5 
46de2eec93bffa0706e6229c0da2919763c8eb04 
816580afdd1730d4f85f64477a242a439af1cdf8
Generating revisions with ./adhoc-revtuple-generator  
git://xenbits.xen.org/libvirt.git#2c846fa6bcc11929c9fb857a22430fb9945654ad-2c846fa6bcc11929c9fb857a22430fb9945654ad
 
https://gitlab.com/keycodemap/keycodemapdb.git#27acf0ef828bf719b2053ba398b195829413dbdd-27acf0ef828bf719b2053ba398b195829413dbdd
 
git://xenbits.xen.org/osstest/ovmf.git#8fc06b6e19e3df93cc989b4f85877d8a7783e5bf-c6720db5ddffec747bb0b2830e528511b1a4bfb2
 
git://xenbits.xen.org/qemu-xen.git#6503bd6a1b5364ffd346a8a475e1eb91b9f756e5-6503\
 bd6a1b5364ffd346a8a475e1eb91b9f756e5 
git://xenbits.xen.org/osstest/seabios.git#46de2eec93bffa0706e6229c0da2919763c8eb04-46de2eec93bffa0706e6229c0da2919763c8eb04
 
git://xenbits.xen.org/xen.git#816580afdd1730d4f85f64477a242a439af1cdf8-816580afdd1730d4f85f64477a242a439af1cdf8
Loaded 5001 nodes in revision graph
Searching for test results:
 173782 pass 2c846fa6bcc11929c9fb857a22430fb9945654ad 
27acf0ef828bf719b2053ba398b195829413dbdd 
8fc06b6e19e3df93cc989b4f85877d8a7783e5bf 
6503bd6a1b5364ffd346a8a475e1eb91b9f756e5 
46de2eec93bffa0706e6229c0da2919763c8eb04 
816580afdd1730d4f85f64477a242a439af1cdf8
 173904 pass 2c846fa6bcc11929c9fb857a22430fb9945654ad 
27acf0ef828bf719b2053ba398b195829413dbdd 
8fc06b6e19e3df93cc989b4f85877d8a7783e5bf 
6503bd6a1b5364ffd346a8a475e1eb91b9f756e5 
46de2eec93bffa0706e6229c0da2919763c8eb04 
816580afdd1730d4f85f64477a242a439af1cdf8
 173987 [host=laxton1]
 174063 [host=rochester1]
 174119 [host=rochester1]
 174183 [host=laxton1]
 174225 fail 2c846fa6bcc11929c9fb857a22430fb9945654ad 
27acf0ef828bf719b2053ba398b195829413dbdd 
c6720db5ddffec747bb0b2830e528511b1a4bfb2 
6503bd6a1b5364ffd346a8a475e1eb91b9f756e5 
46de2eec93bffa0706e6229c0da2919763c8eb04 
816580afdd1730d4f85f64477a242a439af1cdf8
Searching for interesting versions
 Result found: flight 173782 (pass), for basis pass
 For basis failure, parent search stopping at 
2c846fa6bcc11929c9fb857a22430fb9945654ad 
27acf0ef828bf719b2053ba398b195829413dbdd 
8fc06b6e19e3df93cc989b4f85877d8a7783e5bf 
6503bd6a1b5364ffd346a8a475e1eb91b9f756e5 
46de2eec93bffa0706e6229c0da2919763c8eb04 
816580afdd1730d4f85f64477a242a439af1cdf8, results HASH(0x5576c32c5298) 
HASH(0x5576c32c9bd0)
*** Not reproducible - supposed basis failure ***
  Could not reproduce problem, or could not reproduce basis pass.
  Unexpected test results; at this revision (supposed basis failure):
  2c846fa6bcc11929c9fb857a22430fb9945654ad 
27acf0ef828bf719b2053ba398b195829413dbdd 
c6720db5ddffec747bb0b2830e528511b1a4bfb2 
6503bd6a1b5364ffd346a8a475e1eb91b9f756e5 
46de2eec93bffa0706e6229c0da2919763c8eb04 
816580afdd1730d4f85f64477a242a439af1cdf8
   flight 174225 (blessed real) result fail

Revision graph left in 
/home/logs/results/bisect/xen-4.15-testing/build-arm64-libvirt.libvirt-build.{dot,ps,png,html,svg}.
No revision to test.