The queue runner no longer uses this field, and it doesn't provide very interesting historical data (mostly SSH failures), but it takes up a lot of space. Also, it contained some bad UTF-8 which was preventing an upgrade to Postgres 9.5, so a good occasion to get rid of it.
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TW5ZQX5ZT5EZP4ZQYB5Y53YC6VDOXC56ZDX5IFQIMO47OEGHR5ZAC
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BD3GRK4BQUGRQGTAILUITIH3RRSVUH6AKINVMMKYLBAAHAAUSB4AC
N22GPKYTOLZLBGTGDATQDVZ4R5APZEAOIA7L32X4UXBH4XNI7MWAC
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WYN733STK5DUQSWHSS6EYZK32KPZII64HLX4NS7TYUSFZ6AAFLGAC
D5QIOJGPKQJIYBUCSC3MFJ3TXLPNZ2XMI37GXMFRVRFWWR2VMTFAC
# Created by DBIx::Class::Schema::Loader v0.07043 @ 2015-10-27 13:54:16
# DO NOT MODIFY THIS OR ANYTHING ABOVE! md5sum:iN9vwO5i3dURKOTgaPTHxw
# Created by DBIx::Class::Schema::Loader v0.07043 @ 2016-02-12 17:20:42
# DO NOT MODIFY THIS OR ANYTHING ABOVE! md5sum:/8aVtXu/+o0jmKHnSzwt+g
alter table Builds drop column errorMsg;