12:41:58 Read SYLK format from /home/factovizjh/legitrack_test/vendor/phpoffice/phpspreadsheet/samples/templates/SylkTest.slk in 0.0498 seconds 12:41:58 Write Excel2007 format to /tmp/phpspreadsheet/20_Read_Sylk.xlsx in 0.0104 seconds 12:41:58 Write Excel5 format to /tmp/phpspreadsheet/20_Read_Sylk.xls in 0.0416 seconds 12:41:58 Peak memory usage: 6.5MB