Broken connection in server JDBC tests

All server related JDBC tests are experience problem with broken connection.

The main error extracted from test logs is this:

Caused by: org.h2.jdbc.JdbcSQLException: Connection is broken: "unexpected status 16777216" [90067-168]
at org.h2.message.DbException.getJdbcSQLException(DbException.java:329)
at org.h2.message.DbException.get(DbException.java:169)
at org.h2.message.DbException.get(DbException.java:146)
at org.h2.engine.SessionRemote.done(SessionRemote.java:582)
at org.h2.command.CommandRemote.prepare(CommandRemote.java:67)
at org.h2.command.CommandRemote.<init>(CommandRemote.java:46)
at org.h2.engine.SessionRemote.prepareCommand(SessionRemote.java:439)
at org.h2.jdbc.JdbcConnection.prepareCommand(JdbcConnection.java:1113)
at org.h2.jdbc.JdbcConnection.getTransactionIsolation(JdbcConnection.java:732)
at org.jboss.jca.adapters.jdbc.BaseWrapperManagedConnection.<init>(BaseWrapperManagedConnection.java:195)
at org.jboss.jca.adapters.jdbc.local.LocalManagedConnection.<init>(LocalManagedConnection.java:61)
at org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:309)
... 42 more