[xen-4.16-testing bisection] 170950: testing test-amd64-i386-xl-shadow

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

branch xen-4.16-testing
xenbranch xen-4.16-testing
job test-amd64-i386-xl-shadow
testid xen-boot

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-4.16-testing/test-amd64-i386-xl-shadow.xen-boot.html
Revision IDs in each graph node refer, respectively, to the Trees above.

----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/xen-4.16-testing/test-amd64-i386-xl-shadow.xen-boot
 --summary-out=tmp/170950.bisection-summary --basis-template=170871 
--blessings=real,real-bisect,real-retry --flight=170950 xen-4.16-testing 
test-amd64-i386-xl-shadow xen-boot
Searching for failure / basis pass:
 170901 fail [host=nobling1] / 170871 [host=albana1] 169333 [host=debina1] 
169252 [host=chardonnay0] 169238 [host=albana0] 169194 [host=nobling0] 169179 
[host=debina0] 169119 [host=huxelrebe0] 169086 ok.
Failure / basis pass flights: 170901 / 169086
(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 
ff36b2550f94dc5fac838cf298ae5a23cfddf204 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
dc020d8d1ba420e2dd0e7a40f5045db897f3c4f4
Basis pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b1b89f9009f2390652e0061bd7b24fc40732bc70 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
d239552ce7220e448ae81f41515138f7b9e3c4db 
e34c16cc6ee029fa75c35bd21f75103d5502ea30
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#b1b89f9009f2390652e0061bd7b24fc40732bc70-ff36b2550f94dc5fac838cf298ae5a23cfddf204
 git://xenbits.xen.org/qemu-xen-traditional.git#3d273dd05e51e5a1ffba3d98c74\
 37ee84e8f8764-3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
git://xenbits.xen.org/qemu-xen.git#107951211a8d17658e1aaa0c23a8cf29f8806ad8-107951211a8d17658e1aaa0c23a8cf29f8806ad8
 
git://xenbits.xen.org/osstest/seabios.git#d239552ce7220e448ae81f41515138f7b9e3c4db-dc88f9b72df52b22c35b127b80c487e0b6fca4af
 
git://xenbits.xen.org/xen.git#e34c16cc6ee029fa75c35bd21f75103d5502ea30-dc020d8d1ba420e2dd0e7a40f5045db897f3c4f4
Loaded 7994 nodes in revision graph
Searching for test results:
 169086 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b1b89f9009f2390652e0061bd7b24fc40732bc70 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
d239552ce7220e448ae81f41515138f7b9e3c4db 
e34c16cc6ee029fa75c35bd21f75103d5502ea30
 169119 [host=huxelrebe0]
 169179 [host=debina0]
 169194 [host=nobling0]
 169238 [host=albana0]
 169252 [host=chardonnay0]
 169333 [host=debina1]
 170871 [host=albana1]
 170901 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ff36b2550f94dc5fac838cf298ae5a23cfddf204 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
dc020d8d1ba420e2dd0e7a40f5045db897f3c4f4
 170914 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b1b89f9009f2390652e0061bd7b24fc40732bc70 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
d239552ce7220e448ae81f41515138f7b9e3c4db 
e34c16cc6ee029fa75c35bd21f75103d5502ea30
 170917 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ff36b2550f94dc5fac838cf298ae5a23cfddf204 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
dc020d8d1ba420e2dd0e7a40f5045db897f3c4f4
 170920 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
a298a84478053872ed9da660a75f182ce81b8ddc 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
01774004c7f7fdc9c1e8f1715f70d3b913f8d491 
2c026fe1f159494b3ec05f19ddfb3d39ff901296
 170926 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
a332ffb6efb57c338087551325cc4fffb0c81210 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
f26544492298cb82d66f9bf36e29d2f75b3133f2
 170928 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b57911c84c10e9e374c1b3d30164648f72afdd57 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
f26544492298cb82d66f9bf36e29d2f75b3133f2
 170936 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
a81a650da1dc40ec2b2825d1878cdf2778b4be14 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
6c6bbfdff9374ef41f84c4ebed7b8a7a40767ef6
 170943 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
a81a650da1dc40ec2b2825d1878cdf2778b4be14 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
88b653f73928117461dc250acd1e830a47a14c2b
 170946 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ff36b2550f94dc5fac838cf298ae5a23cfddf204 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
8e11ec8fbf6f933f8854f4bc54226653316903f2
Searching for interesting versions
 Result found: flight 169086 (pass), for basis pass
 For basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ff36b2550f94dc5fac838cf298ae5a23cfddf204 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
8e11ec8fbf6f933f8854f4bc54226653316903f2, results HASH(0x556d754c2428) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 a81a650da1\
 dc40ec2b2825d1878cdf2778b4be14 3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
88b653f73928117461dc250acd1e830a47a14c2b, results HASH(0x556d754be118) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
a81a650da1dc40ec2b2825d1878cdf2778b4be14 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 dc88f9b72df52b22c35b127b8\
 0c487e0b6fca4af 6c6bbfdff9374ef41f84c4ebed7b8a7a40767ef6, results 
HASH(0x556d754b77d8) For basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b57911c84c10e9e374c1b3d30164648f72afdd57 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
f26544492298cb82d66f9bf36e29d2f75b3133f2, results HASH(0x556d75496f98) For 
basis failure, parent search stopping at c3038e\
 718a19fc596f7b1baba0f83d5146dc7784 c530a75c1e6a472b0eb9558310b518f0dfcd8860 
a332ffb6efb57c338087551325cc4fffb0c81210 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
f26544492298cb82d66f9bf36e29d2f75b3133f2, results HASH(0x556d754b51a8) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
a298a84478053872ed9da660a75f182ce81b8ddc 3d273dd05e51e5a1ffba3\
 d98c7437ee84e8f8764 107951211a8d17658e1aaa0c23a8cf29f8806ad8 
01774004c7f7fdc9c1e8f1715f70d3b913f8d491 
2c026fe1f159494b3ec05f19ddfb3d39ff901296, results HASH(0x556d754989a0) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b1b89f9009f2390652e0061bd7b24fc40732bc70 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
d239552ce7220e448ae81f41515138f7b9e3c4db e34c16cc6ee029fa75c35bd21f75103d5502\
 ea30, results HASH(0x556d754a1910) HASH(0x556d754b4ba8) Result found: flight 
170901 (fail), for basis failure (at ancestor ~646)
 Repro found: flight 170914 (pass), for basis pass
 Repro found: flight 170917 (fail), for basis failure
 6 revisions at c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ff36b2550f94dc5fac838cf298ae5a23cfddf204 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
c4815be949aae6583a9a22897beb96b095b4f1a2
Looking 3 below c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ff36b2550f94dc5fac838cf298ae5a23cfddf204 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
c4815be949aae6583a9a22897beb96b095b4f1a2.
Should test c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ff36b2550f94dc5fac838cf298ae5a23cfddf204 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
107951211a8d17658e1aaa0c23a8cf29f8806ad8 
dc88f9b72df52b22c35b127b80c487e0b6fca4af 
9cfd796ae05421ded8e4f70b2c55352491cfa841.
pnmtopng: 93 colors found
Revision graph left in 
/home/logs/results/bisect/xen-4.16-testing/test-amd64-i386-xl-shadow.xen-boot.{dot,ps,png,html,svg}.
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-i386 (like 170901) to reuse...
Creating 170950.build-i386 (copying from 170901)
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 0.772178123778762...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 1.78161925887156...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 1.68462840828434...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 3.65114872379834...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 1.56549064623087...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 3.2084637739753...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 2.28935339886482...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 1.63870855639897...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 6.2614494538081...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 2.137111109339...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 2.12985856103817...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) 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 5.86606767017085...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-i386-pvops (like 170901) to reuse...
Can reuse build-kern 170919.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='170919.build-i386-pvops', 2='170950', 
3='test-amd64-i386-xl-shadow', 4='kernbuildjob']
DB conflict (messages above may refer); retrying after 10.8095219276555...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 0.579040107528925...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 10.1048573629736...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 2.52824054798282...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 0.478333880642712...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 11.2782952368566...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 0.949136568286608...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 8.90308943724463...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 4.81002575393339...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 15.4271928832204...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 9.85827619781776...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 13.7978704641897...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 5.99415715369611...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) 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 19.5994750941937...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Searching for build-amd64 (like 170901) to reuse...
Creating 170950.build-amd64 (copying from 170901)
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 18.4114704769989...
Populating 170950...
Need 170950.test-amd64-i386-xl-shadow (like 170901)
Creating 170950.test-amd64-i386-xl-shadow (copying from 170901)
Need 170950.build-i386 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-i386 (copying from 170901)
Need 170950.build-i386-pvops (like 170901)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 170919.build-i386-pvops.
Need 170950.build-amd64 (like 170901)
 revision_ovmf=ff36b2550f94dc5fac838cf298ae5a23cfddf204
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=107951211a8d17658e1aaa0c23a8cf29f8806ad8
 revision_seabios=dc88f9b72df52b22c35b127b80c487e0b6fca4af
 revision_xen=9cfd796ae05421ded8e4f70b2c55352491cfa841
Creating 170950.build-amd64 (copying from 170901)
Checking for flail (since 169086)...
Flight 170950 ready to go.