[libvirt bisection] doubtful build-arm64-libvirt

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

branch xen-unstable
xenbranch xen-unstable
job build-arm64-libvirt
testid libvirt-build

Tree: libvirt git://libvirt.org/libvirt.git
Tree: libvirt_gnulib https://git.savannah.gnu.org/git/gnulib.git/
Tree: libvirt_keycodemapdb https://gitlab.com/keycodemap/keycodemapdb.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.git
Tree: xen 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:
   17d88dc10a3ae27e8a5c875f418bd9674a1f8bf3 
68df637b5f1b5c10370f6981d2a43a5cf74368df 
16e5b0787687d8904dad2c026107409eb9bfcb95 
de5b678ca4dcdfa83e322491d478d66df56c1986 
2cf113891a38cc05434bc9876ffc107a990887be
  
  Identical previous flights on this branch:
   130515  started 2018-11-19 14:00:08 Z  blessed real-bisect
   130511  started 2018-11-19 13:08:31 Z  blessed real-bisect
   130508  started 2018-11-19 12:15:54 Z  blessed real-bisect
   130501  started 2018-11-19 11:26:05 Z  blessed real-bisect
   130476  started 2018-11-19 05:17:45 Z  blessed real-bisect
   130521  just generated


----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/libvirt/build-arm64-libvirt.libvirt-build 
--summary-out=tmp/130521.bisection-summary --basis-template=129914 
--blessings=real,real-bisect --flight=130521 libvirt build-arm64-libvirt 
libvirt-build
Searching for failure / basis pass:
 130276 fail [host=laxton1] / 130113 ok.
Failure / basis pass flights: 130276 / 130113
Tree: libvirt git://libvirt.org/libvirt.git
Tree: libvirt_gnulib https://git.savannah.gnu.org/git/gnulib.git/
Tree: libvirt_keycodemapdb https://gitlab.com/keycodemap/keycodemapdb.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.git
Tree: xen git://xenbits.xen.org/xen.git
Latest 240ee7c1d8154004359a24397e29be6e03cb8e68 
68df637b5f1b5c10370f6981d2a43a5cf74368df 
16e5b0787687d8904dad2c026107409eb9bfcb95 
de5b678ca4dcdfa83e322491d478d66df56c1986 
2cf113891a38cc05434bc9876ffc107a990887be
Basis pass 17d88dc10a3ae27e8a5c875f418bd9674a1f8bf3 
68df637b5f1b5c10370f6981d2a43a5cf74368df 
16e5b0787687d8904dad2c026107409eb9bfcb95 
de5b678ca4dcdfa83e322491d478d66df56c1986 
2cf113891a38cc05434bc9876ffc107a990887be
Generating revisions with ./adhoc-revtuple-generator  
git://libvirt.org/libvirt.git#17d88dc10a3ae27e8a5c875f418bd9674a1f8bf3-240ee7c1d8154004359a24397e29be6e03cb8e68
 
https://git.savannah.gnu.org/git/gnulib.git/#68df637b5f1b5c10370f6981d2a43a5cf74368df-68df637b5f1b5c10370f6981d2a43a5cf74368df
 
https://gitlab.com/keycodemap/keycodemapdb.git#16e5b0787687d8904dad2c026107409eb9bfcb95-16e5b0787687d8904dad2c026107409eb9bfcb95
 
git://xenbits.xen.org/qemu-xen.git#de5b678ca4dcdfa83e322491d478d66df56c1986-de5b678ca4dcdfa83e322491d478d66df56c1986
 
git://xenbits.xen.org/xen.git#2cf113891a38cc05434bc9876ffc107a990887be-2cf113891a38cc05434bc9876ffc107a990887be
Auto packing the repository in background for optimum performance.
See "git help gc" for manual housekeeping.
error: The last gc run reported the following. Please correct the root cause
and remove gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to 
remove them.

Auto packing the repository in background for optimum performance.
See "git help gc" for manual housekeeping.
error: The last gc run reported the following. Please correct the root cause
and remove gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to 
remove them.

Loaded 1001 nodes in revision graph
Searching for test results:
 130113 pass 17d88dc10a3ae27e8a5c875f418bd9674a1f8bf3 
68df637b5f1b5c10370f6981d2a43a5cf74368df 
16e5b0787687d8904dad2c026107409eb9bfcb95 
de5b678ca4dcdfa83e322491d478d66df56c1986 
2cf113891a38cc05434bc9876ffc107a990887be
 130276 fail 240ee7c1d8154004359a24397e29be6e03cb8e68 
68df637b5f1b5c10370f6981d2a43a5cf74368df 
16e5b0787687d8904dad2c026107409eb9bfcb95 
de5b678ca4dcdfa83e322491d478d66df56c1986 
2cf113891a38cc05434bc9876ffc107a990887be
 130286 pass irrelevant
Searching for interesting versions
 Result found: flight 130113 (pass), for basis pass
 Result found: flight 130276 (fail), for basis failure
Need to reproduce basis pass (pass); had 1 already.
Should test 17d88dc10a3ae27e8a5c875f418bd9674a1f8bf3 
68df637b5f1b5c10370f6981d2a43a5cf74368df 
16e5b0787687d8904dad2c026107409eb9bfcb95 
de5b678ca4dcdfa83e322491d478d66df56c1986 
2cf113891a38cc05434bc9876ffc107a990887be.
Revision graph left in 
/home/logs/results/bisect/libvirt/build-arm64-libvirt.libvirt-build.{dot,ps,png,html,svg}.
Populating 130521...
Need 130521.build-arm64-libvirt (like 130276)
 revision_libvirt=17d88dc10a3ae27e8a5c875f418bd9674a1f8bf3
 revision_libvirt_gnulib=68df637b5f1b5c10370f6981d2a43a5cf74368df
 revision_libvirt_keycodemapdb=16e5b0787687d8904dad2c026107409eb9bfcb95
 revision_xen=2cf113891a38cc05434bc9876ffc107a990887be
Creating 130521.build-arm64-libvirt (copying from 130276)
Need 130521.build-arm64 (like 130276)
 revision_qemuu=de5b678ca4dcdfa83e322491d478d66df56c1986
 revision_xen=2cf113891a38cc05434bc9876ffc107a990887be
Searching for build-arm64 (like 130276) to reuse...
Can reuse build 130286.build-arm64.
DB confict (err=7 state=40001): DBD::Pg::st execute failed: ERROR:  could not 
serialize access due to read/write dependencies among transactions
DETAIL:  Reason code: Canceled on identification as a pivot, during write.
HINT:  The transaction might succeed if retried. [for Statement "        UPDATE 
runvars SET val=?
            WHERE  flight=? AND job=? AND name=?
" with ParamValues: 1='130286.build-arm64', 2='130521', 
3='build-arm64-libvirt', 4='buildjob']
DB conflict (messages above may refer); retrying...
Populating 130521...
Need 130521.build-arm64-libvirt (like 130276)
 revision_libvirt=17d88dc10a3ae27e8a5c875f418bd9674a1f8bf3
 revision_libvirt_gnulib=68df637b5f1b5c10370f6981d2a43a5cf74368df
 revision_libvirt_keycodemapdb=16e5b0787687d8904dad2c026107409eb9bfcb95
 revision_xen=2cf113891a38cc05434bc9876ffc107a990887be
Creating 130521.build-arm64-libvirt (copying from 130276)
Need 130521.build-arm64 (like 130276)
 revision_qemuu=de5b678ca4dcdfa83e322491d478d66df56c1986
 revision_xen=2cf113891a38cc05434bc9876ffc107a990887be
Can reuse build 130286.build-arm64.
Checking for flail (since 130113)...

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   17d88dc10a3ae27e8a5c875f418bd9674a1f8bf3 
68df637b5f1b5c10370f6981d2a43a5cf74368df 
16e5b0787687d8904dad2c026107409eb9bfcb95 
de5b678ca4dcdfa83e322491d478d66df56c1986 
2cf113891a38cc05434bc9876ffc107a990887be
  
  Identical previous flights on this branch:
   130515  started 2018-11-19 14:00:08 Z  blessed real-bisect
   130511  started 2018-11-19 13:08:31 Z  blessed real-bisect
   130508  started 2018-11-19 12:15:54 Z  blessed real-bisect
   130501  started 2018-11-19 11:26:05 Z  blessed real-bisect
   130476  started 2018-11-19 05:17:45 Z  blessed real-bisect
   130521  just generated


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