20:34:27 Read SYLK format from /home/factovizjh/legitrack/vendor/phpoffice/phpspreadsheet/samples/templates/SylkTest.slk in 0.0219 seconds 20:34:27 Write Excel2007 format to /tmp/phpspreadsheet/20_Read_Sylk.xlsx in 0.0083 seconds 20:34:27 Write Excel5 format to /tmp/phpspreadsheet/20_Read_Sylk.xls in 0.0095 seconds 20:34:27 Peak memory usage: 6.5MB