Change to report COPY line number in error messages affects results of constraints regress test.
Change to report COPY line number in error messages affects
results of constraints regress test.

50wu/gpdb,xinzweb/gpdb,janebeckman/gpdb,Chibin/gpdb,rubikloud/gpdb,zaksoup/gpdb,snaga/postgres-xl,rvs/gpdb,arcivanov/postgres-xl,arcivanov/postgres-xl,randomtask1155/gpdb,atris/gpdb,lintzc/gpdb,pavanvd/postgres-xl,zaksoup/gpdb,randomtask1155/gpdb,kaknikhil/gpdb,edespino/gpdb,ovr/postgres-xl,tangp3/gpdb,janebeckman/gpdb,ahachete/gpdb,Chibin/gpdb,chrishajas/gpdb,xinzweb/gpdb,zaksoup/gpdb,randomtask1155/gpdb,Chibin/gpdb,Postgres-XL/Postgres-XL,greenplum-db/gpdb,randomtask1155/gpdb,tpostgres-projects/tPostgres,edespino/gpdb,cjcjameson/gpdb,cjcjameson/gpdb,cjcjameson/gpdb,ovr/postgres-xl,kmjungersen/PostgresXL,lpetrov-pivotal/gpdb,chrishajas/gpdb,lintzc/gpdb,zeroae/postgres-xl,rvs/gpdb,foyzur/gpdb,yuanzhao/gpdb,yuanzhao/gpdb,rubikloud/gpdb,snaga/postgres-xl,lpetrov-pivotal/gpdb,zaksoup/gpdb,50wu/gpdb,royc1/gpdb,lpetrov-pivotal/gpdb,ashwinstar/gpdb,tpostgres-projects/tPostgres,jmcatamney/gpdb,oberstet/postgres-xl,zeroae/postgres-xl,greenplum-db/gpdb,yazun/postgres-xl,cjcjameson/gpdb,Chibin/gpdb,janebeckman/gpdb,foyzur/gpdb,50wu/gpdb,edespino/gpdb,lpetrov-pivotal/gpdb,jmcatamney/gpdb,xuegang/gpdb,Postgres-XL/Postgres-XL,CraigHarris/gpdb,adam8157/gpdb,royc1/gpdb,foyzur/gpdb,yazun/postgres-xl,lisakowen/gpdb,xuegang/gpdb,royc1/gpdb,snaga/postgres-xl,foyzur/gpdb,yuanzhao/gpdb,greenplum-db/gpdb,xinzweb/gpdb,jmcatamney/gpdb,greenplum-db/gpdb,0x0FFF/gpdb,rubikloud/gpdb,lisakowen/gpdb,lintzc/gpdb,oberstet/postgres-xl,Chibin/gpdb,pavanvd/postgres-xl,xinzweb/gpdb,foyzur/gpdb,randomtask1155/gpdb,CraigHarris/gpdb,cjcjameson/gpdb,janebeckman/gpdb,0x0FFF/gpdb,CraigHarris/gpdb,xuegang/gpdb,tangp3/gpdb,atris/gpdb,ovr/postgres-xl,oberstet/postgres-xl,edespino/gpdb,rubikloud/gpdb,Quikling/gpdb,edespino/gpdb,edespino/gpdb,zeroae/postgres-xl,lpetrov-pivotal/gpdb,zeroae/postgres-xl,kaknikhil/gpdb,randomtask1155/gpdb,randomtask1155/gpdb,lintzc/gpdb,royc1/gpdb,zaksoup/gpdb,pavanvd/postgres-xl,CraigHarris/gpdb,ahachete/gpdb,foyzur/gpdb,yazun/postgres-xl,lisakowen/gpdb,lisakowen/gpdb,jmcatamney/gpdb,rubikloud/gpdb,atris/gpdb,foyzur/gpdb,xuegang/gpdb,cjcjameson/gpdb,kaknikhil/gpdb,oberstet/postgres-xl,xinzweb/gpdb,lintzc/gpdb,xuegang/gpdb,ahachete/gpdb,cjcjameson/gpdb,kaknikhil/gpdb,xuegang/gpdb,chrishajas/gpdb,postmind-net/postgres-xl,50wu/gpdb,rvs/gpdb,edespino/gpdb,arcivanov/postgres-xl,snaga/postgres-xl,adam8157/gpdb,kaknikhil/gpdb,0x0FFF/gpdb,atris/gpdb,adam8157/gpdb,lintzc/gpdb,tangp3/gpdb,adam8157/gpdb,adam8157/gpdb,tangp3/gpdb,ovr/postgres-xl,janebeckman/gpdb,kaknikhil/gpdb,postmind-net/postgres-xl,Quikling/gpdb,chrishajas/gpdb,ashwinstar/gpdb,0x0FFF/gpdb,zaksoup/gpdb,janebeckman/gpdb,rvs/gpdb,jmcatamney/gpdb,techdragon/Postgres-XL,kmjungersen/PostgresXL,ahachete/gpdb,CraigHarris/gpdb,rubikloud/gpdb,jmcatamney/gpdb,atris/gpdb,rvs/gpdb,kaknikhil/gpdb,tangp3/gpdb,techdragon/Postgres-XL,lintzc/gpdb,chrishajas/gpdb,rubikloud/gpdb,edespino/gpdb,rvs/gpdb,adam8157/gpdb,lpetrov-pivotal/gpdb,royc1/gpdb,0x0FFF/gpdb,xinzweb/gpdb,techdragon/Postgres-XL,lintzc/gpdb,lisakowen/gpdb,jmcatamney/gpdb,kaknikhil/gpdb,pavanvd/postgres-xl,Chibin/gpdb,tpostgres-projects/tPostgres,rvs/gpdb,yuanzhao/gpdb,Postgres-XL/Postgres-XL,tangp3/gpdb,ahachete/gpdb,tangp3/gpdb,Postgres-XL/Postgres-XL,royc1/gpdb,50wu/gpdb,yuanzhao/gpdb,50wu/gpdb,yuanzhao/gpdb,ashwinstar/gpdb,CraigHarris/gpdb,pavanvd/postgres-xl,greenplum-db/gpdb,yuanzhao/gpdb,greenplum-db/gpdb,techdragon/Postgres-XL,rvs/gpdb,royc1/gpdb,CraigHarris/gpdb,50wu/gpdb,Postgres-XL/Postgres-XL,xinzweb/gpdb,Quikling/gpdb,arcivanov/postgres-xl,janebeckman/gpdb,chrishajas/gpdb,zeroae/postgres-xl,jmcatamney/gpdb,foyzur/gpdb,tpostgres-projects/tPostgres,Quikling/gpdb,arcivanov/postgres-xl,rvs/gpdb,adam8157/gpdb,lpetrov-pivotal/gpdb,Quikling/gpdb,kmjungersen/PostgresXL,atris/gpdb,yuanzhao/gpdb,edespino/gpdb,zaksoup/gpdb,Chibin/gpdb,kaknikhil/gpdb,janebeckman/gpdb,kaknikhil/gpdb,ashwinstar/gpdb,lintzc/gpdb,royc1/gpdb,ahachete/gpdb,ashwinstar/gpdb,atris/gpdb,Quikling/gpdb,Chibin/gpdb,ashwinstar/gpdb,CraigHarris/gpdb,chrishajas/gpdb,cjcjameson/gpdb,50wu/gpdb,xuegang/gpdb,Chibin/gpdb,postmind-net/postgres-xl,kmjungersen/PostgresXL,postmind-net/postgres-xl,yazun/postgres-xl,xuegang/gpdb,ashwinstar/gpdb,Quikling/gpdb,oberstet/postgres-xl,yuanzhao/gpdb,arcivanov/postgres-xl,0x0FFF/gpdb,randomtask1155/gpdb,techdragon/Postgres-XL,yazun/postgres-xl,tangp3/gpdb,greenplum-db/gpdb,xinzweb/gpdb,0x0FFF/gpdb,adam8157/gpdb,0x0FFF/gpdb,snaga/postgres-xl,zaksoup/gpdb,yuanzhao/gpdb,atris/gpdb,janebeckman/gpdb,lisakowen/gpdb,tpostgres-projects/tPostgres,Quikling/gpdb,Quikling/gpdb,Quikling/gpdb,cjcjameson/gpdb,postmind-net/postgres-xl,ahachete/gpdb,chrishajas/gpdb,greenplum-db/gpdb,xuegang/gpdb,rvs/gpdb,rubikloud/gpdb,janebeckman/gpdb,CraigHarris/gpdb,cjcjameson/gpdb,lisakowen/gpdb,lisakowen/gpdb,ahachete/gpdb,kmjungersen/PostgresXL,edespino/gpdb,Chibin/gpdb,ashwinstar/gpdb,lpetrov-pivotal/gpdb,ovr/postgres-xl