[qemu-mainline bisection] 159949: testing test-amd64-amd64-xl-qcow2

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

branch xen-unstable
xenbranch xen-unstable
job test-amd64-amd64-xl-qcow2
testid guest-start/debian.repeat

Tree: linux git://xenbits.xen.org/linux-pvops.git
Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git
Tree: ovmf git://xenbits.xen.org/osstest/ovmf.git
Tree: qemu git://xenbits.xen.org/qemu-xen-traditional.git
Tree: qemuu git://git.qemu.org/qemu.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git

For bisection revision-tuple graph see:
   
http://logs.test-lab.xenproject.org/osstest/results/bisect/qemu-mainline/test-amd64-amd64-xl-qcow2.guest-start--debian.repeat.html
Revision IDs in each graph node refer, respectively, to the Trees above.

----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/qemu-mainline/test-amd64-amd64-xl-qcow2.guest-start--debian.repeat
 --summary-out=tmp/159949.bisection-summary --basis-template=152631 
--blessings=real,real-bisect,real-retry --flight=159949 qemu-mainline 
test-amd64-amd64-xl-qcow2 guest-start/debian.repeat
Searching for failure / basis pass:
 159926 fail [host=fiano1] / 155769 [host=elbling1] 155743 [host=fiano0] 155729 
[host=pinot0] 155713 [host=godello1] 155703 [host=chardonnay1] 155695 
[host=huxelrebe0] 155675 [host=pinot1] 155665 [host=huxelrebe1] 155645 
[host=albana0] 155613 [host=rimava1] 155585 [host=albana1] 155544 
[host=godello1] 155518 [host=chardonnay0] 155509 [host=godello0] 152631 
[host=godello1] 152615 [host=chardonnay0] 152573 [host=huxelrebe0] 152563 
[host=huxelrebe1] 152497 [host=godello0] 152480 [host=rimava1] 1524\
 56 [host=elbling1] 152411 [host=pinot1] 152380 [host=albana1] 152337 ok.
Failure / basis pass flights: 159926 / 152337
(tree with no url: minios)
Tree: linux git://xenbits.xen.org/linux-pvops.git
Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git
Tree: ovmf git://xenbits.xen.org/osstest/ovmf.git
Tree: qemu git://xenbits.xen.org/qemu-xen-traditional.git
Tree: qemuu git://git.qemu.org/qemu.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git
Latest c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
edd46cd407ea4a0adaa8d6ca86f550c2a4d5c507 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
821e7ed167f11f482d2d1a8eaf114a667295a581 
ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e 
1b47cc852fd130ed9ce274a0f1600a4a62949a2c
Basis pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
7f79b736b0a57da71d87c987357db0227cd16ac6 
3c659044118e34603161457db9934a34f816d78b 
d74824cf7c8b352f9045e949dc636c7207a41eee 
d9c812dda519a1a73e8370e1b81ddf46eb22ed16 
98bed5de1de3352c63cfe29a00f17e8d9ce72689
Generating revisions with ./adhoc-revtuple-generator  
git://xenbits.xen.org/linux-pvops.git#c3038e718a19fc596f7b1baba0f83d5146dc7784-c3038e718a19fc596f7b1baba0f83d5146dc7784
 
git://xenbits.xen.org/osstest/linux-firmware.git#c530a75c1e6a472b0eb9558310b518f0dfcd8860-c530a75c1e6a472b0eb9558310b518f0dfcd8860
 
git://xenbits.xen.org/osstest/ovmf.git#7f79b736b0a57da71d87c987357db0227cd16ac6-edd46cd407ea4a0adaa8d6ca86f550c2a4d5c507
 git://xenbits.xen.org/qemu-xen-traditional.git#3c659044118e34603161457db99\
 34a34f816d78b-3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
git://git.qemu.org/qemu.git#d74824cf7c8b352f9045e949dc636c7207a41eee-821e7ed167f11f482d2d1a8eaf114a667295a581
 
git://xenbits.xen.org/osstest/seabios.git#d9c812dda519a1a73e8370e1b81ddf46eb22ed16-ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e
 
git://xenbits.xen.org/xen.git#98bed5de1de3352c63cfe29a00f17e8d9ce72689-1b47cc852fd130ed9ce274a0f1600a4a62949a2c
adhoc-revtuple-generator: tree discontiguous: qemu
Loaded 12598 nodes in revision graph
Searching for test results:
 152324 [host=pinot0]
 152337 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
7f79b736b0a57da71d87c987357db0227cd16ac6 
3c659044118e34603161457db9934a34f816d78b 
d74824cf7c8b352f9045e949dc636c7207a41eee 
d9c812dda519a1a73e8370e1b81ddf46eb22ed16 
98bed5de1de3352c63cfe29a00f17e8d9ce72689
 152380 [host=albana1]
 152411 [host=pinot1]
 152480 [host=rimava1]
 152456 [host=elbling1]
 152497 [host=godello0]
 152563 [host=huxelrebe1]
 152573 [host=huxelrebe0]
 152615 [host=chardonnay0]
 152631 [host=godello1]
 152659 [host=godello0]
 152668 [host=godello0]
 152682 [host=godello0]
 152696 [host=godello0]
 152712 [host=godello0]
 152726 [host=godello0]
 152771 [host=godello0]
 152793 [host=godello0]
 152836 [host=godello0]
 152856 [host=godello0]
 152878 [host=godello0]
 152911 []
 152923 []
 152946 []
 152965 []
 152992 []
 153007 []
 153025 []
 153047 []
 153075 []
 153113 []
 153138 []
 153166 []
 153270 []
 153288 []
 153311 []
 153336 []
 153362 []
 153383 []
 153406 []
 153435 []
 153452 []
 153478 []
 153502 []
 153531 []
 153548 []
 153663 []
 153692 []
 153762 []
 153576 []
 153597 []
 153776 []
 153611 []
 153793 []
 153818 []
 153625 []
 153946 []
 153847 []
 153891 []
 153971 []
 153998 []
 153922 []
 154096 [host=godello0]
 154023 [host=godello0]
 154137 [host=godello0]
 154038 [host=godello0]
 154138 [host=godello0]
 154140 [host=godello0]
 154141 [host=godello0]
 154142 [host=godello0]
 154466 [host=godello0]
 154061 [host=godello0]
 154485 [host=godello0]
 154496 [host=godello0]
 154508 [host=godello0]
 154526 [host=godello0]
 154544 [host=godello0]
 154552 [host=godello0]
 154629 [host=godello0]
 154566 [host=godello0]
 155018 [host=godello0]
 154583 [host=godello0]
 154607 [host=godello0]
 155098 [host=godello0]
 155184 [host=godello0]
 155318 [host=godello0]
 155434 [host=godello0]
 155483 [host=godello0]
 155509 [host=godello0]
 155613 [host=rimava1]
 155518 [host=chardonnay0]
 155645 [host=albana0]
 155544 [host=godello1]
 155665 [host=huxelrebe1]
 155675 [host=pinot1]
 155695 [host=huxelrebe0]
 155585 [host=albana1]
 155703 [host=chardonnay1]
 155713 [host=godello1]
 155729 [host=pinot0]
 155769 [host=elbling1]
 155743 [host=fiano0]
 155754 [host=elbling1]
 155841 fail irrelevant
 155785 fail irrelevant
 155877 fail irrelevant
 155888 fail irrelevant
 155802 fail irrelevant
 155927 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
7f79b736b0a57da71d87c987357db0227cd16ac6 
3c659044118e34603161457db9934a34f816d78b 
d74824cf7c8b352f9045e949dc636c7207a41eee 
d9c812dda519a1a73e8370e1b81ddf46eb22ed16 
98bed5de1de3352c63cfe29a00f17e8d9ce72689
 155819 fail irrelevant
 155928 fail irrelevant
 155911 fail irrelevant
 155994 []
 155930 fail irrelevant
 156008 []
 156011 []
 155932 fail irrelevant
 155933 fail irrelevant
 156015 []
 155934 fail irrelevant
 156019 []
 155935 blocked irrelevant
 155939 fail irrelevant
 156022 []
 156025 []
 156028 []
 155940 pass irrelevant
 155941 blocked irrelevant
 156040 []
 155956 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
7f79b736b0a57da71d87c987357db0227cd16ac6 
3c659044118e34603161457db9934a34f816d78b 
d74824cf7c8b352f9045e949dc636c7207a41eee 
d9c812dda519a1a73e8370e1b81ddf46eb22ed16 
98bed5de1de3352c63cfe29a00f17e8d9ce72689
 155943 pass irrelevant
 155947 fail irrelevant
 156057 []
 155949 pass irrelevant
 155931 fail irrelevant
 155952 pass irrelevant
 155958 fail irrelevant
 155959 pass irrelevant
 156081 []
 156094 []
 155961 fail irrelevant
 155962 fail irrelevant
 156100 []
 156109 []
 155964 pass irrelevant
 156110 []
 156111 []
 155966 fail irrelevant
 155953 fail irrelevant
 155970 pass irrelevant
 156113 []
 155972 fail irrelevant
 155971 fail irrelevant
 156115 []
 155979 []
 156118 []
 156122 []
 156130 []
 156160 []
 156165 []
 156170 []
 156172 []
 156174 []
 156176 []
 156179 []
 156183 []
 156186 []
 156224 []
 156191 []
 156194 []
 156227 []
 156198 []
 156203 []
 156231 []
 156205 []
 156208 []
 156210 []
 156234 []
 156213 []
 156215 []
 156240 []
 156216 []
 156219 []
 156242 []
 156221 []
 156287 fail irrelevant
 156246 []
 156313 fail irrelevant
 156249 []
 156326 fail irrelevant
 156250 fail irrelevant
 156338 fail irrelevant
 156347 fail irrelevant
 156257 fail irrelevant
 156356 fail irrelevant
 156371 fail irrelevant
 156267 fail irrelevant
 156378 fail irrelevant
 156388 fail irrelevant
 156393 fail irrelevant
 156403 []
 156424 fail irrelevant
 156585 fail irrelevant
 156603 fail irrelevant
 156522 fail irrelevant
 156646 fail irrelevant
 156552 fail irrelevant
 156575 fail irrelevant
 156705 fail irrelevant
 156733 fail irrelevant
 156818 fail irrelevant
 156768 fail irrelevant
 156823 fail irrelevant
 156831 fail irrelevant
 156840 fail irrelevant
 156810 fail irrelevant
 156853 fail irrelevant
 156813 fail irrelevant
 156866 fail irrelevant
 156878 fail irrelevant
 156890 fail irrelevant
 156962 fail irrelevant
 156970 fail irrelevant
 156902 fail irrelevant
 156978 fail irrelevant
 156994 fail irrelevant
 156912 fail irrelevant
 156925 fail irrelevant
 157020 fail irrelevant
 157037 fail irrelevant
 156934 fail irrelevant
 157048 fail irrelevant
 156945 fail irrelevant
 157056 fail irrelevant
 157069 fail irrelevant
 156953 fail irrelevant
 157076 fail irrelevant
 157088 fail irrelevant
 157097 fail irrelevant
 157103 fail irrelevant
 157174 fail irrelevant
 157186 fail irrelevant
 157198 fail irrelevant
 157209 fail irrelevant
 157116 fail irrelevant
 157231 fail irrelevant
 157129 fail irrelevant
 157222 fail irrelevant
 157239 fail irrelevant
 157245 fail irrelevant
 157253 fail irrelevant
 157142 fail irrelevant
 157261 fail irrelevant
 157268 fail irrelevant
 157162 fail irrelevant
 157392 fail irrelevant
 157411 []
 157438 fail irrelevant
 157328 fail irrelevant
 157456 fail irrelevant
 157463 fail irrelevant
 157337 fail irrelevant
 157474 []
 157487 []
 157349 fail irrelevant
 157504 fail irrelevant
 157514 fail irrelevant
 157526 fail irrelevant
 157361 fail irrelevant
 157376 fail irrelevant
 157533 []
 157613 fail irrelevant
 157548 fail irrelevant
 157644 fail irrelevant
 157569 fail irrelevant
 157763 fail irrelevant
 157784 fail irrelevant
 157838 fail irrelevant
 157670 fail irrelevant
 157852 fail irrelevant
 157862 fail irrelevant
 157881 fail irrelevant
 157723 fail irrelevant
 157872 fail irrelevant
 157889 fail irrelevant
 157895 fail irrelevant
 157741 fail irrelevant
 157903 fail irrelevant
 157928 fail irrelevant
 157752 fail irrelevant
 157936 fail irrelevant
 157980 fail irrelevant
 157943 fail irrelevant
 157949 fail irrelevant
 158012 fail irrelevant
 157957 fail irrelevant
 157964 fail irrelevant
 158054 fail irrelevant
 157973 fail irrelevant
 158133 fail irrelevant
 158061 fail irrelevant
 158143 fail irrelevant
 158162 fail irrelevant
 158071 fail irrelevant
 158189 fail irrelevant
 158078 fail irrelevant
 158217 fail irrelevant
 158087 fail irrelevant
 158252 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
7f79b736b0a57da71d87c987357db0227cd16ac6 
3c659044118e34603161457db9934a34f816d78b 
d74824cf7c8b352f9045e949dc636c7207a41eee 
d9c812dda519a1a73e8370e1b81ddf46eb22ed16 
98bed5de1de3352c63cfe29a00f17e8d9ce72689
 158253 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
7f79b736b0a57da71d87c987357db0227cd16ac6 
3c659044118e34603161457db9934a34f816d78b 
d74824cf7c8b352f9045e949dc636c7207a41eee 
d9c812dda519a1a73e8370e1b81ddf46eb22ed16 
98bed5de1de3352c63cfe29a00f17e8d9ce72689
 158255 fail irrelevant
 158240 fail irrelevant
 158261 fail irrelevant
 158093 fail irrelevant
 158272 fail irrelevant
 158291 fail irrelevant
 158299 fail irrelevant
 158315 fail irrelevant
 158329 fail irrelevant
 158341 fail irrelevant
 158101 fail irrelevant
 158372 fail irrelevant
 158367 fail irrelevant
 158382 fail irrelevant
 158109 fail irrelevant
 158396 fail irrelevant
 158406 fail irrelevant
 158413 fail irrelevant
 158421 fail irrelevant
 158116 fail irrelevant
 158427 fail irrelevant
 158436 fail irrelevant
 158454 fail irrelevant
 158504 fail irrelevant
 158462 fail irrelevant
 158465 fail irrelevant
 158529 fail irrelevant
 158536 fail irrelevant
 158470 fail irrelevant
 158475 fail irrelevant
 158549 fail irrelevant
 158481 fail irrelevant
 158491 fail irrelevant
 158554 fail irrelevant
 158622 fail irrelevant
 158662 fail irrelevant
 158705 fail irrelevant
 158714 fail irrelevant
 158568 fail irrelevant
 158740 fail irrelevant
 158589 fail irrelevant
 158764 fail irrelevant
 158596 fail irrelevant
 158795 fail irrelevant
 158816 fail irrelevant
 158606 fail irrelevant
 158839 fail irrelevant
 158860 fail irrelevant
 158613 fail irrelevant
 158879 fail irrelevant
 159032 fail irrelevant
 159135 fail irrelevant
 158940 fail irrelevant
 159250 fail irrelevant
 158969 fail irrelevant
 159364 fail irrelevant
 159389 fail irrelevant
 159408 fail irrelevant
 159310 fail irrelevant
 159434 fail irrelevant
 159462 fail irrelevant
 159331 fail irrelevant
 159483 fail irrelevant
 159489 fail irrelevant
 159346 fail irrelevant
 159498 fail irrelevant
 159582 fail irrelevant
 159514 fail irrelevant
 159606 fail irrelevant
 159642 fail irrelevant
 159530 fail irrelevant
 159660 fail irrelevant
 159681 fail irrelevant
 159545 fail irrelevant
 159700 fail irrelevant
 159720 fail irrelevant
 159563 fail irrelevant
 159752 fail irrelevant
 159780 fail irrelevant
 159785 fail irrelevant
 159810 fail irrelevant
 159787 fail irrelevant
 159817 fail irrelevant
 159791 fail irrelevant
 159796 fail irrelevant
 159822 fail irrelevant
 159804 fail irrelevant
 159888 fail irrelevant
 159828 fail irrelevant
 159898 fail irrelevant
 159834 fail irrelevant
 159842 fail irrelevant
 159911 fail irrelevant
 159848 fail irrelevant
 159926 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
edd46cd407ea4a0adaa8d6ca86f550c2a4d5c507 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
821e7ed167f11f482d2d1a8eaf114a667295a581 
ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e 
1b47cc852fd130ed9ce274a0f1600a4a62949a2c
 159853 fail irrelevant
 159860 fail irrelevant
 159945 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
7f79b736b0a57da71d87c987357db0227cd16ac6 
3c659044118e34603161457db9934a34f816d78b 
d74824cf7c8b352f9045e949dc636c7207a41eee 
d9c812dda519a1a73e8370e1b81ddf46eb22ed16 
98bed5de1de3352c63cfe29a00f17e8d9ce72689
 159869 fail irrelevant
 159948 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
edd46cd407ea4a0adaa8d6ca86f550c2a4d5c507 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
821e7ed167f11f482d2d1a8eaf114a667295a581 
ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e 
1b47cc852fd130ed9ce274a0f1600a4a62949a2c
 159878 fail irrelevant
Searching for interesting versions
 Result found: flight 152337 (pass), for basis pass
 Result found: flight 159926 (fail), for basis failure (at ancestor ~228)
 Repro found: flight 159945 (pass), for basis pass
 Repro found: flight 159948 (fail), for basis failure
 3409 revisions at c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
edd46cd407ea4a0adaa8d6ca86f550c2a4d5c507 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
d74824cf7c8b352f9045e949dc636c7207a41eee 
ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e 
1b47cc852fd130ed9ce274a0f1600a4a62949a2c
Looking 1704 below c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
edd46cd407ea4a0adaa8d6ca86f550c2a4d5c507 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
d74824cf7c8b352f9045e949dc636c7207a41eee 
ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e 
1b47cc852fd130ed9ce274a0f1600a4a62949a2c.
Should test c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3f90ac3ec03512e2374cd2968c047a7e856a8965 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
d74824cf7c8b352f9045e949dc636c7207a41eee 
ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e 
119c98972c4e737508df827bbbc8453cc93292c7.
neato: graph is too large for cairo-renderer bitmaps. Scaling by 0.306463 to fit
pnmtopng: 18 colors found
Revision graph left in 
/home/logs/results/bisect/qemu-mainline/test-amd64-amd64-xl-qcow2.guest-start--debian.repeat.{dot,ps,png,html,svg}.
Populating 159949...
Need 159949.test-amd64-amd64-xl-qcow2 (like 159926)
Creating 159949.test-amd64-amd64-xl-qcow2 (copying from 159926)
Need 159949.build-amd64 (like 159926)
 revision_ovmf=3f90ac3ec03512e2374cd2968c047a7e856a8965
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=d74824cf7c8b352f9045e949dc636c7207a41eee
 revision_seabios=ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e
 revision_xen=119c98972c4e737508df827bbbc8453cc93292c7
Searching for build-amd64 (like 159926) to reuse...
Creating 159949.build-amd64 (copying from 159926)
DB confict (err=7 state=40001): DBD::Pg::db do 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 "            
INSERT INTO jobs (flight, job, recipe, status)
                      VALUES (?, ?, ?, 'queued')
"]
DB conflict (messages above may refer); retrying after 0.0661466164319826...
Populating 159949...
Need 159949.test-amd64-amd64-xl-qcow2 (like 159926)
Creating 159949.test-amd64-amd64-xl-qcow2 (copying from 159926)
Need 159949.build-amd64 (like 159926)
 revision_ovmf=3f90ac3ec03512e2374cd2968c047a7e856a8965
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=d74824cf7c8b352f9045e949dc636c7207a41eee
 revision_seabios=ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e
 revision_xen=119c98972c4e737508df827bbbc8453cc93292c7
Creating 159949.build-amd64 (copying from 159926)
Need 159949.build-amd64-pvops (like 159926)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 159926) to reuse...
DB confict (err=7 state=40001): DBD::Pg::db selectrow_hashref failed: ERROR:  
could not serialize access due to read/write dependencies among transactions
DETAIL:  Reason code: Canceled on identification as a pivot, during conflict 
out checking.
HINT:  The transaction might succeed if retried. [for Statement "            
SELECT  *
            FROM    flights JOIN jobs j USING (flight)
            WHERE   j.job=?
            AND     j.status='pass'
            AND     (blessing='real' OR  blessing='real-bisect' OR  
blessing='real-retry')
            AND     (TRUE)
            AND     0 = ( SELECT count(*)
                          FROM
                              ( SELECT name,val
                                FROM   runvars
                                WHERE  runvars.flight = flights.flight
                                  AND  job=? AND synth='f'
                              ) o
                          FULL OUTER JOIN
                              bisection_runvars want
                          USING (name)
                          WHERE (o.val = want.val) IS NOT TRUE
                        )
            ORDER BY flights.started desc
            LIMIT 1
"]
DB conflict (messages above may refer); retrying after 1.53418964119095...
Populating 159949...
Need 159949.test-amd64-amd64-xl-qcow2 (like 159926)
Creating 159949.test-amd64-amd64-xl-qcow2 (copying from 159926)
Need 159949.build-amd64 (like 159926)
 revision_ovmf=3f90ac3ec03512e2374cd2968c047a7e856a8965
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=d74824cf7c8b352f9045e949dc636c7207a41eee
 revision_seabios=ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e
 revision_xen=119c98972c4e737508df827bbbc8453cc93292c7
Creating 159949.build-amd64 (copying from 159926)
Need 159949.build-amd64-pvops (like 159926)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 159926) to reuse...
Can reuse build-kern 159932.build-amd64-pvops.
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='159932.build-amd64-pvops', 2='159949', 
3='test-amd64-amd64-xl-qcow2', 4='kernbuildjob']
DB conflict (messages above may refer); retrying after 1.62971935828537...
Populating 159949...
Need 159949.test-amd64-amd64-xl-qcow2 (like 159926)
Creating 159949.test-amd64-amd64-xl-qcow2 (copying from 159926)
Need 159949.build-amd64 (like 159926)
 revision_ovmf=3f90ac3ec03512e2374cd2968c047a7e856a8965
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=d74824cf7c8b352f9045e949dc636c7207a41eee
 revision_seabios=ef88eeaf052c8a7d28c5f85e790c5e45bcffa45e
 revision_xen=119c98972c4e737508df827bbbc8453cc93292c7
Creating 159949.build-amd64 (copying from 159926)
Need 159949.build-amd64-pvops (like 159926)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 159932.build-amd64-pvops.
Already created build-amd64
Checking for flail (since 152337)...
Flight 159949 ready to go.