09:52:36 Read SYLK format from /home/factovizjh/legitrack/vendor/phpoffice/phpspreadsheet/samples/templates/SylkTest.slk in 0.0193 seconds 09:52:36 Write Excel2007 format to /tmp/phpspreadsheet/20_Read_Sylk.xlsx in 0.0279 seconds 09:52:36 Write Excel5 format to /tmp/phpspreadsheet/20_Read_Sylk.xls in 0.0087 seconds 09:52:36 Peak memory usage: 6.5MB