[xen-unstable bisection] 154187: testing test-amd64-amd64-pygrub

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

branch xen-unstable
xenbranch xen-unstable
job test-amd64-amd64-pygrub
testid guest-start

Tree: linux git://xenbits.xen.org/linux-pvops.git
Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git
Tree: qemu git://xenbits.xen.org/qemu-xen-traditional.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.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-unstable/test-amd64-amd64-pygrub.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/xen-unstable/test-amd64-amd64-pygrub.guest-start
 --summary-out=tmp/154187.bisection-summary --basis-template=154016 
--blessings=real,real-bisect --flight=154187 xen-unstable 
test-amd64-amd64-pygrub guest-start
Searching for failure / basis pass:
 154090 fail [host=chardonnay1] / 154016 [host=godello1] 153983 [host=rimava1] 
153931 [host=fiano1] 153906 [host=chardonnay0] 153882 [host=pinot0] 153845 
[host=godello0] 153813 [host=elbling1] 153788 [host=elbling0] 153770 
[host=godello1] 153758 [host=albana1] 153653 [host=huxelrebe0] 153619 
[host=fiano0] 153602 [host=godello0] 153591 [host=albana0] 153551 ok.
Failure / basis pass flights: 154090 / 153551
(tree with no url: minios)
(tree with no url: ovmf)
(tree with no url: seabios)
Tree: linux git://xenbits.xen.org/linux-pvops.git
Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git
Tree: qemu git://xenbits.xen.org/qemu-xen-traditional.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.git
Tree: xen git://xenbits.xen.org/xen.git
Latest c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
cc13835377debe4e300c5f5f11f8f78920778c4e
Basis pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
afe018e041ec112d90a8b4e6ed607d22aa06f280
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/qemu-xen-traditional.git#3d273dd05e51e5a1ffba3d98c7437ee84e8f8764-3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 git://xenbits.xen.org/qemu-xen.git#ea6d3cd1ed79d824e605a70c3626bc4\
 37c386260-ea6d3cd1ed79d824e605a70c3626bc437c386260 
git://xenbits.xen.org/xen.git#afe018e041ec112d90a8b4e6ed607d22aa06f280-cc13835377debe4e300c5f5f11f8f78920778c4e
Loaded 5001 nodes in revision graph
Searching for test results:
 153400 [host=godello0]
 153437 [host=elbling0]
 153468 [host=godello1]
 153494 [host=chardonnay0]
 153526 [host=huxelrebe1]
 153551 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
afe018e041ec112d90a8b4e6ed607d22aa06f280
 153591 [host=albana0]
 153602 [host=godello0]
 153619 [host=fiano0]
 153653 [host=huxelrebe0]
 153758 [host=albana1]
 153770 [host=godello1]
 153788 [host=elbling0]
 153813 [host=elbling1]
 153845 [host=godello0]
 153882 [host=pinot0]
 153906 [host=chardonnay0]
 153931 [host=fiano1]
 153957 [host=rimava1]
 153983 [host=rimava1]
 154016 [host=godello1]
 154036 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
89002866bb6c6f26024f015820c8f52012f95cf2
 154079 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
afe018e041ec112d90a8b4e6ed607d22aa06f280
 154082 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
89002866bb6c6f26024f015820c8f52012f95cf2
 154084 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
0c293ad3a2842452bff0fe0515cc9046a60afa5e
 154086 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
dd33fd2e81a0e83707cc203b974e501fa336590f
 154058 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
89002866bb6c6f26024f015820c8f52012f95cf2
 154088 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
f55893171feb64f712d2892a288e3f3dc70f39d8
 154091 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
790f2dfb598acb5f3f3f75b47c5e3ab642c16478
 154095 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
6797d1ed45a4089a22f7278bb45cddb6fd861d72
 154098 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
735749c8316d2f8b074e38138989336cfdec65f2
 154100 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
f55893171feb64f712d2892a288e3f3dc70f39d8
 154103 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
735749c8316d2f8b074e38138989336cfdec65f2
 154105 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
f55893171feb64f712d2892a288e3f3dc70f39d8
 154108 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
735749c8316d2f8b074e38138989336cfdec65f2
 154109 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
f55893171feb64f712d2892a288e3f3dc70f39d8
 154090 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
cc13835377debe4e300c5f5f11f8f78920778c4e
 154123 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
afe018e041ec112d90a8b4e6ed607d22aa06f280
 154133 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
cc13835377debe4e300c5f5f11f8f78920778c4e
 154136 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
1814a626fb5811184eda64fe22f0055df4600211
 154139 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
1be24cd17741192d1e18f24e6cf92f0ae9324e62
 154145 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
3cccdae45242dab27198b8e150be0c85acd5d3c9
 154149 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
52dbd6f07cea7a776ba1fcc76f111c311c8a1412
 154153 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
725588cfd11443689a40db4bf31e71b974ff5555
 154156 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
e69a56bcf82fbbb80b159b6ba5c6982932678063
 154160 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
a4c4b288069cf0c7285ec3d3efb1df0b46051d46
 154164 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
7c273ffdd0e91d9eeb975b7d531a4ed235931bb1
 154170 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
0b77395ef2f20058305240f2395883b1d961982a
 154178 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
7c273ffdd0e91d9eeb975b7d531a4ed235931bb1
 154183 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
0b77395ef2f20058305240f2395883b1d961982a
Searching for interesting versions
 Result found: flight 153551 (pass), for basis pass
 For basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
89002866bb6c6f26024f015820c8f52012f95cf2, results HASH(0x5624abf2adc8) 
HASH(0x5624abf1ccd8) HASH(0x5624abf2fa00) For basis failure, parent search 
stopping at c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 ea6d3cd1e\
 d79d824e605a70c3626bc437c386260 a4c4b288069cf0c7285ec3d3efb1df0b46051d46, 
results HASH(0x5624abfbcca0) For basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
3cccdae45242dab27198b8e150be0c85acd5d3c9, results HASH(0x5624abf92f30) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 c530a75c1e6a472b0eb9558310b518f\
 0dfcd8860 3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
e69a56bcf82fbbb80b159b6ba5c6982932678063, results HASH(0x5624ab9cf8d0) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
dd33fd2e81a0e83707cc203b974e501fa336590f, results HASH(0x5624abf2af48) For 
basis failure, parent search stopping at c3038e718a19\
 fc596f7b1baba0f83d5146dc7784 c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
725588cfd11443689a40db4bf31e71b974ff5555, results HASH(0x5624abf1f908) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
f55893171feb64f712d2892a288e3f3dc70f39d8, results HASH(0x5624abf9353\
 0) HASH(0x5624abf18cc8) HASH(0x5624abf34338) HASH(0x5624aac99a58) For basis 
failure, parent search stopping at c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
735749c8316d2f8b074e38138989336cfdec65f2, results HASH(0x5624abf19748) 
HASH(0x5624abf2d6d0) HASH(0x5624abf1ce58) For basis failure, parent search 
stopping at c3038e718a19fc596f7b1baba0f83d5146dc7784 c530a75c1e6a472b0eb9558310\
 b518f0dfcd8860 3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
6797d1ed45a4089a22f7278bb45cddb6fd861d72, results HASH(0x5624abfb20b0) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
790f2dfb598acb5f3f3f75b47c5e3ab642c16478, results HASH(0x5624abf16698) For 
basis failure, parent search stopping at c3038e7\
 18a19fc596f7b1baba0f83d5146dc7784 c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
0c293ad3a2842452bff0fe0515cc9046a60afa5e, results HASH(0x5624abf2fe80) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
0b77395ef2f20058305240f2395883b1d961982a, results HASH(0x5624ab\
 fc54d8) HASH(0x5624abfc0c18) For basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
52dbd6f07cea7a776ba1fcc76f111c311c8a1412, results HASH(0x5624abfb7908) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 ea6d3cd1ed79d824e605a70\
 c3626bc437c386260 1be24cd17741192d1e18f24e6cf92f0ae9324e62, results 
HASH(0x5624abf26a90) For basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
1814a626fb5811184eda64fe22f0055df4600211, results HASH(0x5624abf2dcf8) For 
basis failure, parent search stopping at 
c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 3d27\
 3dd05e51e5a1ffba3d98c7437ee84e8f8764 ea6d3cd1ed79d824e605a70c3626bc437c386260 
afe018e041ec112d90a8b4e6ed607d22aa06f280, results HASH(0x5624abf23c18) 
HASH(0x5624abf2b248) HASH(0x5624abf33e90) Result found: flight 154090 (fail), 
for basis failure (at ancestor ~295)
 Repro found: flight 154123 (pass), for basis pass
 Repro found: flight 154133 (fail), for basis failure
 0 revisions at c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
0b77395ef2f20058305240f2395883b1d961982a
No revisions left to test, checking graph state.
 Result found: flight 154170 (pass), for last pass
 Result found: flight 154178 (fail), for first failure
 Repro found: flight 154183 (pass), for last pass
Need to reproduce first failure (fail); had 1 already.
Should test c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
ea6d3cd1ed79d824e605a70c3626bc437c386260 
7c273ffdd0e91d9eeb975b7d531a4ed235931bb1.
Revision graph left in 
/home/logs/results/bisect/xen-unstable/test-amd64-amd64-pygrub.guest-start.{dot,ps,png,html,svg}.
Populating 154187...
Need 154187.test-amd64-amd64-pygrub (like 154090)
Creating 154187.test-amd64-amd64-pygrub (copying from 154090)
Need 154187.build-amd64 (like 154090)
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=ea6d3cd1ed79d824e605a70c3626bc437c386260
 revision_xen=7c273ffdd0e91d9eeb975b7d531a4ed235931bb1
Searching for build-amd64 (like 154090) to reuse...
Can reuse build 154164.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='154164.build-amd64', 2='154187', 
3='test-amd64-amd64-pygrub', 4='buildjob']
DB conflict (messages above may refer); retrying...
Populating 154187...
Need 154187.test-amd64-amd64-pygrub (like 154090)
Creating 154187.test-amd64-amd64-pygrub (copying from 154090)
Need 154187.build-amd64 (like 154090)
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=ea6d3cd1ed79d824e605a70c3626bc437c386260
 revision_xen=7c273ffdd0e91d9eeb975b7d531a4ed235931bb1
Can reuse build 154164.build-amd64.
Need 154187.build-amd64-pvops (like 154090)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 154090) to reuse...
Can reuse build-kern 154121.build-amd64-pvops.
DB confict (err=7 state=40001): DBD::Pg::st execute failed: ERROR:  could not 
serialize access due to read/write dependencies among transactions
DETAIL:  Reason code: Canceled on identification as a pivot, during write.
HINT:  The transaction might succeed if retried. [for Statement "        UPDATE 
runvars SET val=?
            WHERE  flight=? AND job=? AND name=?
" with ParamValues: 1='154121.build-amd64-pvops', 2='154187', 
3='test-amd64-amd64-pygrub', 4='kernbuildjob']
DB conflict (messages above may refer); retrying...
Populating 154187...
Need 154187.test-amd64-amd64-pygrub (like 154090)
Creating 154187.test-amd64-amd64-pygrub (copying from 154090)
Need 154187.build-amd64 (like 154090)
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=ea6d3cd1ed79d824e605a70c3626bc437c386260
 revision_xen=7c273ffdd0e91d9eeb975b7d531a4ed235931bb1
Can reuse build 154164.build-amd64.
Need 154187.build-amd64-pvops (like 154090)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 154121.build-amd64-pvops.
Need 154187.build-amd64 (like 154090)
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=ea6d3cd1ed79d824e605a70c3626bc437c386260
 revision_xen=7c273ffdd0e91d9eeb975b7d531a4ed235931bb1
Can reuse build 154164.build-amd64.
Checking for flail (since 153551)...
Flight 154187 ready to go.