I expected to see: msg 3631 (from 12.5.1) Total actual I/O cost for this command: %ld. output somewhere from following code - but it wasn't Any hint on how to get it out?

#!/usr/bin/perl
    use Sybase::DBlib;
    dbmsghandle(\&showplan_handler);

   # $dbh = DBI->connect(DBI:Sybase:v6_dba_test_nj2x, 'user', 'pw');
    $dbh = new Sybase::DBlib 'user','password';

    $dbh->dbsetopt(DBSHOWPLAN);
    $dbh->dbsetopt(DBSTAT, "IO");
    $dbh->dbsetopt(DBSTAT, "TIME");

    $dbh->dbcmd('use myDB');
    $dbh->dbsqlexec;
    $dbh->dbcmd('set statistics io,time,subquerycache on');
    $dbh->dbsqlexec;
    $dbh->dbcmd('sp_who sa');
    $dbh->dbsqlexec;
    while($dbh->dbresults != NO_MORE_RESULTS) {
        while(@dat = $dbh->dbnextrow) {
            print "@dat\n";
        }
    }
    # Message number 3612-3631 are statistics time / statistics io
    # message. Showplan messages are numbered 6201-6225.
    # (I hope I haven't forgotten any...)
    @sh_msgs = (3612 .. 4043, 6201 .. 6225);
    @showplan_msg{@sh_msgs} = (1) x scalar(@sh_msgs);

    sub showplan_handler {
        my ($db, $message, $state, $severity, $text,
            $server, $procedure, $line) = @_;

        # Don't display 'informational' messages:
        if ($severity > 0) {
            print STDERR ("Sybase message ", $message, ",
               Severity ", $severity, ", state ", $state);
            print STDERR ("\nServer `", $server, "'") if defined ($ser
+ver);
            print STDERR ("\nProcedure `", $procedure, "'")
                  if defined ($procedure);
            print STDERR ("\nLine ", $line) if defined ($line);
            print STDERR ("\n    ", $text, "\n\n");
        }
        elsif($showplan_msg{$message}) {
        # This is a SHOWPLAN or STATISTICS message, so print it out:
            print STDERR ($text, "\n");
        }
        elsif ($message == 0) {
            print STDERR ($text, "\n");
        }

        0;
    }
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