e82b6e00ac
In 9.6 and up, gin_test_tbl has autovacuum_enabled = off thanks to commit f8a1c1d5a. 9.5 lacked that, which allowed autovacuum to bollix the results of the test case added by commit 8150f7813. We could fool with disabling seqscan around that test, but making this branch look more like the later ones seems a better answer. Per buildfarm member protosciurus. (I'm not very sure why protosciurus is the only animal to report this so far; but it'd clearly be a timing-related failure, so it's not astonishing that only some machines would show it.)
PostgreSQL Database Management System ===================================== This directory contains the source code distribution of the PostgreSQL database management system. PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings. PostgreSQL has many language interfaces, many of which are listed here: https://www.postgresql.org/download See the file INSTALL for instructions on how to build and install PostgreSQL. That file also lists supported operating systems and hardware platforms and contains information regarding any other software packages that are required to build or run the PostgreSQL system. Copyright and license information can be found in the file COPYRIGHT. A comprehensive documentation set is included in this distribution; it can be read as described in the installation instructions. The latest version of this software may be obtained at https://www.postgresql.org/download/. For more information look at our web site located at https://www.postgresql.org/.