* using log directory 'd:/Rcompile/CRANpkg/Matrix.Rcheck'
* checking for file 'Matrix/DESCRIPTION' ... OK
* checking if this is a source package ... OK
* checking whether package 'Matrix' can be installed ... ERROR
Installation failed.
The installation logfile:
This R is version 1.9.1
    package `Matrix' requires R 2.0.0 or later