12:31:50 Read SYLK format from /home/factovizjh/legitrack/vendor/phpoffice/phpspreadsheet/samples/templates/SylkTest.slk in 0.0258 seconds 12:31:50 Write Excel2007 format to /tmp/phpspreadsheet/20_Read_Sylk.xlsx in 0.0099 seconds 12:31:50 Write Excel5 format to /tmp/phpspreadsheet/20_Read_Sylk.xls in 0.0112 seconds 12:31:50 Peak memory usage: 6.25MB