[xen-4.13-testing bisection] 164483: testing test-amd64-i386-xl-qemuu-ovmf-amd64

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

branch xen-4.13-testing
xenbranch xen-4.13-testing
job test-amd64-i386-xl-qemuu-ovmf-amd64
testid debian-hvm-install

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://xenbits.xen.org/qemu-xen.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/xen-4.13-testing/test-amd64-i386-xl-qemuu-ovmf-amd64.debian-hvm-install.html
Revision IDs in each graph node refer, respectively, to the Trees above.

----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/xen-4.13-testing/test-amd64-i386-xl-qemuu-ovmf-amd64.debian-hvm-install
 --summary-out=tmp/164483.bisection-summary --basis-template=163761 
--blessings=real,real-bisect,real-retry --flight=164483 xen-4.13-testing 
test-amd64-i386-xl-qemuu-ovmf-amd64 debian-hvm-install
Searching for failure / basis pass:
 164371 fail [host=elbling1] / 163761 [host=fiano1] 163730 [host=elbling0] 
163711 [host=huxelrebe0] 162550 [host=albana0] 162367 [host=fiano1] 161770 
[host=fiano1] 161323 [host=fiano0] 160326 [host=elbling0] 160154 
[host=chardonnay1] 160142 [host=chardonnay0] 160129 [host=fiano1] 159839 
[host=chardonnay1] 159448 [host=chardonnay0] 159419 [host=fiano0] 158557 
[host=chardonnay0] 157733 [host=huxelrebe0] 157716 [host=albana0] 157664 
[host=albana1] 157629 [host=chardonnay0] 157597 ok.
Failure / basis pass flights: 164371 / 157597
(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://xenbits.xen.org/qemu-xen.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git
Latest c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef56f55d19e1b0b4ba6f9b28d73165c7f0a4627c 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
54082c81d96028ba8c76fbe6784085cf1df76b20 
3cdc7b6b35106180c9021c1742cafacfa764fdad
Basis pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
f95e80d832e923046c92cd6f0b8208cec147138e 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
748d619be3282fba35f99446098ac2d0579f6063 
10c7c213bef26274684798deb3e351a6756046d2
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#f95e80d832e923046c92cd6f0b8208cec147138e-ef56f55d19e1b0b4ba6f9b28d73165c7f0a4627c
 git://xenbits.xen.org/qemu-xen-traditional.git#d0d8ad39ecb51cd7497cd524484\
 fe09f50876798-d0d8ad39ecb51cd7497cd524484fe09f50876798 
git://xenbits.xen.org/qemu-xen.git#7269466a5b0c0e89b36dc9a7db0554ae404aa230-7269466a5b0c0e89b36dc9a7db0554ae404aa230
 
git://xenbits.xen.org/osstest/seabios.git#748d619be3282fba35f99446098ac2d0579f6063-54082c81d96028ba8c76fbe6784085cf1df76b20
 
git://xenbits.xen.org/xen.git#10c7c213bef26274684798deb3e351a6756046d2-3cdc7b6b35106180c9021c1742cafacfa764fdad
Loaded 12607 nodes in revision graph
Searching for test results:
 163711 [host=huxelrebe0]
 163730 [host=elbling0]
 163761 [host=fiano1]
 157563 [host=elbling0]
 157597 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
f95e80d832e923046c92cd6f0b8208cec147138e 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
748d619be3282fba35f99446098ac2d0579f6063 
10c7c213bef26274684798deb3e351a6756046d2
 157629 [host=chardonnay0]
 157664 [host=albana1]
 157716 [host=albana0]
 157733 [host=huxelrebe0]
 158557 [host=chardonnay0]
 164260 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef56f55d19e1b0b4ba6f9b28d73165c7f0a4627c 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
54082c81d96028ba8c76fbe6784085cf1df76b20 
3cdc7b6b35106180c9021c1742cafacfa764fdad
 164301 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef56f55d19e1b0b4ba6f9b28d73165c7f0a4627c 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
54082c81d96028ba8c76fbe6784085cf1df76b20 
3cdc7b6b35106180c9021c1742cafacfa764fdad
 164394 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
f95e80d832e923046c92cd6f0b8208cec147138e 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
748d619be3282fba35f99446098ac2d0579f6063 
10c7c213bef26274684798deb3e351a6756046d2
 164371 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef56f55d19e1b0b4ba6f9b28d73165c7f0a4627c 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
54082c81d96028ba8c76fbe6784085cf1df76b20 
3cdc7b6b35106180c9021c1742cafacfa764fdad
 164427 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef56f55d19e1b0b4ba6f9b28d73165c7f0a4627c 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
54082c81d96028ba8c76fbe6784085cf1df76b20 
3cdc7b6b35106180c9021c1742cafacfa764fdad
 164434 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
96afc546881c173caeac329702d1dee541d35617 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
b0d61ecef66eb05bd7a4eb7ada88ec5dab06dfee 
57a60c1f2779ce6d6ab5c2f677c4d0c66b09b08b
 164438 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
33d4f3e39ee6ea0743bd6a3a8a3261c9a4d16a29 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416
 164447 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
5b90b8abb4049e2d98040f548ad23b6ab22d5d19 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
b0d61ecef66eb05bd7a4eb7ada88ec5dab06dfee 
33049e3ad9c3a0f7432969f4b5d7b1a287b5b8f9
 164450 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
c394fa4c9eef5621e419e51e28ba0de5ba7ec2a3 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
6eff8085980dba0938cea0193b8a0fd3c6b0c4ca 
284132938900ce8c3b11babf7255f5c6dbb21716
 164459 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
aa7f19f480551b1f19f8798e5b18dbe1d8d32d0c 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416
 159419 [host=fiano0]
 164465 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
4174c5c7874ec21c2e693565d3685cf9f5c2e2e8 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416
 164467 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b005f9f1f51c2b0ce680b42b7a743b430d8f2625 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416
 159448 [host=chardonnay0]
 164471 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416
 164475 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e7641171b6c1f858f3d979c0e8f04d6c12870baa 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416
 164479 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3357ac73807d83eb212632ee7c2e032a20a49c56 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416
 159839 [host=chardonnay1]
 160129 [host=fiano1]
 160142 [host=chardonnay0]
 160154 [host=chardonnay1]
 160326 [host=elbling0]
 161323 [host=fiano0]
 161770 [host=fiano1]
 162367 [host=fiano1]
 162550 [host=albana0]
Searching for interesting versions
 Result found: flight 157597 (pass), for basis pass
 For basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3357ac73807d83eb212632ee7c2e032a20a49c56 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416, results HASH(0x565404b64250) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 e7641171b6\
 c1f858f3d979c0e8f04d6c12870baa d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416, results HASH(0x565404c9e6e8) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
4174c5c7874ec21c2e693565d3685cf9f5c2e2e8 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 7292e4a0a8f58333ccbd2d0d4\
 7242f9865083c9c ef8b2357d83442b5d2e7607379a935d4f8b35416, results 
HASH(0x565404cdf648) For basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
aa7f19f480551b1f19f8798e5b18dbe1d8d32d0c 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416, results HASH(0x565404cd6fc0) For 
basis failure, parent search stopping at c3038e\
 718a19fc596f7b1baba0f83d5146dc7784 c530a75c1e6a472b0eb9558310b518f0dfcd8860 
c394fa4c9eef5621e419e51e28ba0de5ba7ec2a3 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
6eff8085980dba0938cea0193b8a0fd3c6b0c4ca 
284132938900ce8c3b11babf7255f5c6dbb21716, results HASH(0x565404bd2050) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
5b90b8abb4049e2d98040f548ad23b6ab22d5d19 d0d8ad39ecb51cd7497cd\
 524484fe09f50876798 7269466a5b0c0e89b36dc9a7db0554ae404aa230 
b0d61ecef66eb05bd7a4eb7ada88ec5dab06dfee 
33049e3ad9c3a0f7432969f4b5d7b1a287b5b8f9, results HASH(0x565404bca008) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
96afc546881c173caeac329702d1dee541d35617 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
b0d61ecef66eb05bd7a4eb7ada88ec5dab06dfee 57a60c1f2779ce6d6ab5c2f677c4d0c66b09\
 b08b, results HASH(0x565404ba61d0) For basis failure, parent search stopping 
at c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
f95e80d832e923046c92cd6f0b8208cec147138e 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
748d619be3282fba35f99446098ac2d0579f6063 
10c7c213bef26274684798deb3e351a6756046d2, results HASH(0x565404b8b6d0) 
HASH(0x565404b9da68) Result found: flight 164260 (fail), for basis failure (at 
ancestor ~2490)
 Repro found: flight 164394 (pass), for basis pass
 Repro found: flight 164427 (fail), for basis failure
 0 revisions at c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3357ac73807d83eb212632ee7c2e032a20a49c56 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416
No revisions left to test, checking graph state.
 Result found: flight 164479 (pass), for last pass
Need to reproduce first failure (fail); had 0 already.
Should test c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
7269466a5b0c0e89b36dc9a7db0554ae404aa230 
7292e4a0a8f58333ccbd2d0d47242f9865083c9c 
ef8b2357d83442b5d2e7607379a935d4f8b35416.
neato: graph is too large for cairo-renderer bitmaps. Scaling by 0.571381 to fit
pnmtopng: 65 colors found
Revision graph left in 
/home/logs/results/bisect/xen-4.13-testing/test-amd64-i386-xl-qemuu-ovmf-amd64.debian-hvm-install.{dot,ps,png,html,svg}.
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 0.470031480844231...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 0.905008425651374...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 1.31225720920921...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 3.46775141021843...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 0.873584025016871...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 5.07184336325727...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 3.04063246192198...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 6.02720330502115...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 0.374675916429343...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 8.6442268319729...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 5.44500198372745...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 1.70417990337748...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 9.6909434624657...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 6.6251533108086...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 1.53564721688548...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 15.1209718226472...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 8.19615649989089...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) 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 9.99941996506692...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-i386 (like 164371) to reuse...
Can reuse build 164471.build-i386.
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='164471.build-i386', 2='164483', 
3='test-amd64-i386-xl-qemuu-ovmf-amd64', 4='buildjob']
DB conflict (messages above may refer); retrying after 13.6102168444145...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Can reuse build 164471.build-i386.
Need 164483.build-i386-pvops (like 164371)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 164371) to reuse...
Can reuse build-kern 164423.build-i386-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='164423.build-i386-pvops', 2='164483', 
3='test-amd64-i386-xl-qemuu-ovmf-amd64', 4='kernbuildjob']
DB conflict (messages above may refer); retrying after 1.52303116543422...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Can reuse build 164471.build-i386.
Need 164483.build-i386-pvops (like 164371)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 164423.build-i386-pvops.
Need 164483.build-amd64 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Searching for build-amd64 (like 164371) to reuse...
Can reuse build 164471.build-amd64.
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='164471.build-amd64', 2='164483', 
3='test-amd64-i386-xl-qemuu-ovmf-amd64', 4='xenbuildjob']
DB conflict (messages above may refer); retrying after 19.9713763492325...
Populating 164483...
Need 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (like 164371)
Creating 164483.test-amd64-i386-xl-qemuu-ovmf-amd64 (copying from 164371)
Need 164483.build-i386 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Can reuse build 164471.build-i386.
Need 164483.build-i386-pvops (like 164371)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 164423.build-i386-pvops.
Need 164483.build-amd64 (like 164371)
 revision_ovmf=d06eb2d1d9dd8da1ed84bd08c5783a0264fe2b64
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=7269466a5b0c0e89b36dc9a7db0554ae404aa230
 revision_seabios=7292e4a0a8f58333ccbd2d0d47242f9865083c9c
 revision_xen=ef8b2357d83442b5d2e7607379a935d4f8b35416
Can reuse build 164471.build-amd64.
Checking for flail (since 157597)...
Flight 164483 ready to go.