gh-1017 double-run bug fixed, and fixed same bug in stat_net. But bug with...

gh-1017 double-run bug fixed, and fixed same bug in stat_net. But bug with probability doesn't repeated

test/box/net.box.result

@@ -771,6 +771,12 @@ cn:ping()
 cn:close()
 ---
 ...
+box.schema.user.revoke('netbox', 'read, write, execute', 'universe');
+---
+...
+box.schema.user.drop('netbox')
+---
+...
 -- #594: bad argument #1 to 'setmetatable' (table expected, got number)
 --# setopt delimiter ';'
 function gh594()

test/box/net.box.test.lua

@@ -302,6 +302,9 @@ cn = remote.new(uri, { password = 'test' })
 cn:ping()
 cn:close()
 
+box.schema.user.revoke('netbox', 'read, write, execute', 'universe');
+box.schema.user.drop('netbox')
+
 -- #594: bad argument #1 to 'setmetatable' (table expected, got number)
 --# setopt delimiter ';'
 function gh594()

test/box/stat_net.result

@@ -55,3 +55,6 @@ space:drop()
 cn:close()
 ---
 ...
+box.schema.user.revoke('guest','read,write,execute','universe')
+---
+...

test/box/stat_net.test.lua

@@ -22,3 +22,4 @@ box.stat.net.LOCKS.total > 0
 
 space:drop()
 cn:close()
+box.schema.user.revoke('guest','read,write,execute','universe')