raster regress failing on debbie

[robe]

This could be an upstream issue:

PostgreSQL 10.5 on x86_64-pc-linux-gnu, compiled by gcc (Debian 8.2.0-4) 8.2.0, 64-bit
  Postgis 3.0.0dev - r16712 - 2018-09-02 19:03:31
  scripts 3.0.0dev r16712
  raster scripts 3.0.0dev r16712
  GEOS: 3.7.0rc1-CAPI-1.11.0 49f66217
  PROJ: Rel. 5.1.0, June 1st, 2018
  GDAL: GDAL 2.3.1, released 2018/06/22

Running tests

 check_gdal .. ok 
 load_outdb ... ok 
 check_raster_columns .. ok 
 check_raster_overviews .. ok 
 rt_io .. ok 
 rt_bytea .. ok 
 rt_wkb .. ok 
 box3d .. ok 
 rt_addband .. ok 
 rt_band .. failed (diff expected obtained: /var/lib/jenkins/workspace/postgis/tmp/3_0_pg10w64/test_10_diff)
-----------------------------------------------------------------------------
--- rt_band_expected	2018-08-19 22:53:09.856397544 +0000
+++ /var/lib/jenkins/workspace/postgis/tmp/3_0_pg10w64/test_10_out	2018-09-02 19:10:29.734026148 +0000
@@ -12,18 +12,7 @@
 9876.54321
 987.654321
 1234.5678
-1234.5678
-1234.5678
-1234.5678
-4
-3
-2
-1
-1
-1
-NOTICE:  Invalid band index (must use 1-based). Returning original raster
-3
-NOTICE:  Invalid band index (must use 1-based). Returning original raster
-3
-1234.5678
-987.654321
+server closed the connection unexpectedly
+	This probably means the server terminated abnormally
+	before or while processing the request.
+connection to server was lost

[robe]

This was fixed upstream caused by regex_match problem introduced in all the stable branches from PostgreSQL 9.3-11