[qemu-mainline bisection] 147793: testing test-amd64-i386-freebsd10-i386

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

branch xen-unstable
xenbranch xen-unstable
job test-amd64-i386-freebsd10-i386
testid guest-start

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-i386-freebsd10-i386.guest-start.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-i386-freebsd10-i386.guest-start
 --summary-out=tmp/147793.bisection-summary --basis-template=144861 
--blessings=real,real-bisect --flight=147793 qemu-mainline 
test-amd64-i386-freebsd10-i386 guest-start
Searching for failure / basis pass:
 147710 fail [host=huxelrebe0] / 147546 ok.
Failure / basis pass flights: 147710 / 147546
(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 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
8b6b68e05b43f976714ca1d2afe01a64e1d82cba 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
Basis pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
c1e667d2598b9b3ce62b8e89ed22dd38dfe9f57f 
76551856b28d227cb0386a1ab0e774329b941f7d 
c47984aabead53918e5ba6d43cdb3f1467452739
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#70911f1f4aee0366b6122f2b90d367ec0f066beb-70911f1f4aee0366b6122f2b90d367ec0f066beb
 git://xenbits.xen.org/qemu-xen-traditional.git#d0d8ad39ecb51cd7497cd524484\
 fe09f50876798-d0d8ad39ecb51cd7497cd524484fe09f50876798 
git://git.qemu.org/qemu.git#c1e667d2598b9b3ce62b8e89ed22dd38dfe9f57f-8b6b68e05b43f976714ca1d2afe01a64e1d82cba
 
git://xenbits.xen.org/osstest/seabios.git#76551856b28d227cb0386a1ab0e774329b941f7d-76551856b28d227cb0386a1ab0e774329b941f7d
 
git://xenbits.xen.org/xen.git#c47984aabead53918e5ba6d43cdb3f1467452739-e465fecbfdb865c75f762055c0396bc617005748
Loaded 64663 nodes in revision graph
Searching for test results:
 147546 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
c1e667d2598b9b3ce62b8e89ed22dd38dfe9f57f 
76551856b28d227cb0386a1ab0e774329b941f7d 
c47984aabead53918e5ba6d43cdb3f1467452739
 147641 fail irrelevant
 147744 pass irrelevant
 147713 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
c1e667d2598b9b3ce62b8e89ed22dd38dfe9f57f 
76551856b28d227cb0386a1ab0e774329b941f7d 
c47984aabead53918e5ba6d43cdb3f1467452739
 147757 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
bc97f9f64f8a4a84d0d06949749e9dbec143b9f5 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147779 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
c220cdec4845f305034330f80ce297f1f997f2d3 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147748 pass irrelevant
 147767 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
c1e667d2598b9b3ce62b8e89ed22dd38dfe9f57f 
76551856b28d227cb0386a1ab0e774329b941f7d 
c1739b8ccdecce663e1c07f21290e3e48c33e699
 147733 fail irrelevant
 147762 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
a08b4a9fe6cb3c23755db764c9a40510a40a8731 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147740 pass irrelevant
 147710 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
8b6b68e05b43f976714ca1d2afe01a64e1d82cba 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147750 pass irrelevant
 147754 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
8b6b68e05b43f976714ca1d2afe01a64e1d82cba 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147773 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
037fb5eb3941c80a2b7c36a843e47207ddb004d4 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147763 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
9e264985ff0bc86927b44b334bd504687f78659d 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147770 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
c1e667d2598b9b3ce62b8e89ed22dd38dfe9f57f 
76551856b28d227cb0386a1ab0e774329b941f7d 
2b02882ebbbc5225182824fb66b1fb80724bb22a
 147777 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
88cd34ee9e8866a27d99766fd384ed92e6e31d60 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147791 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
ca6155c0f2bd39b4b4162533be401c98bd960820 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147785 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
ca6155c0f2bd39b4b4162533be401c98bd960820 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
 147789 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
c220cdec4845f305034330f80ce297f1f997f2d3 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
Searching for interesting versions
 Result found: flight 147546 (pass), for basis pass
 Result found: flight 147710 (fail), for basis failure
 Repro found: flight 147713 (pass), for basis pass
 Repro found: flight 147754 (fail), for basis failure
 0 revisions at c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
c220cdec4845f305034330f80ce297f1f997f2d3 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748
No revisions left to test, checking graph state.
 Result found: flight 147779 (pass), for last pass
 Result found: flight 147785 (fail), for first failure
 Repro found: flight 147789 (pass), for last pass
 Repro found: flight 147791 (fail), for first failure
Need to reproduce last pass (pass); had 2 already.
Should test c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
70911f1f4aee0366b6122f2b90d367ec0f066beb 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
c220cdec4845f305034330f80ce297f1f997f2d3 
76551856b28d227cb0386a1ab0e774329b941f7d 
e465fecbfdb865c75f762055c0396bc617005748.
Revision graph left in 
/home/logs/results/bisect/qemu-mainline/test-amd64-i386-freebsd10-i386.guest-start.{dot,ps,png,html,svg}.
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Searching for build-i386 (like 147710) 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')
            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...
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Searching for build-i386 (like 147710) 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')
            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...
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Searching for build-i386 (like 147710) to reuse...
Can reuse build 147779.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='147779.build-i386', 2='147793', 
3='test-amd64-i386-freebsd10-i386', 4='buildjob']
DB conflict (messages above may refer); retrying...
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Can reuse build 147779.build-i386.
Need 147793.build-i386-pvops (like 147710)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 147710) 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')
            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...
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Can reuse build 147779.build-i386.
Need 147793.build-i386-pvops (like 147710)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 147710) 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')
            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...
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Can reuse build 147779.build-i386.
Need 147793.build-i386-pvops (like 147710)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 147710) 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')
            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...
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Can reuse build 147779.build-i386.
Need 147793.build-i386-pvops (like 147710)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 147710) 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')
            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...
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Can reuse build 147779.build-i386.
Need 147793.build-i386-pvops (like 147710)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 147710) to reuse...
Can reuse build-kern 147736.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='147736.build-i386-pvops', 2='147793', 
3='test-amd64-i386-freebsd10-i386', 4='kernbuildjob']
DB conflict (messages above may refer); retrying...
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Can reuse build 147779.build-i386.
Need 147793.build-i386-pvops (like 147710)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 147736.build-i386-pvops.
Need 147793.build-amd64 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Searching for build-amd64 (like 147710) to reuse...
Can reuse build 147779.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='147779.build-amd64', 2='147793', 
3='test-amd64-i386-freebsd10-i386', 4='xenbuildjob']
DB conflict (messages above may refer); retrying...
Populating 147793...
Need 147793.test-amd64-i386-freebsd10-i386 (like 147710)
Creating 147793.test-amd64-i386-freebsd10-i386 (copying from 147710)
Need 147793.build-i386 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Can reuse build 147779.build-i386.
Need 147793.build-i386-pvops (like 147710)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 147736.build-i386-pvops.
Need 147793.build-amd64 (like 147710)
 revision_ovmf=70911f1f4aee0366b6122f2b90d367ec0f066beb
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=c220cdec4845f305034330f80ce297f1f997f2d3
 revision_seabios=76551856b28d227cb0386a1ab0e774329b941f7d
 revision_xen=e465fecbfdb865c75f762055c0396bc617005748
Can reuse build 147779.build-amd64.
Checking for flail (since 147546)...
Flight 147793 ready to go.

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