update to rustc 1.0.0-nightly (157614249 2015-03-01) (built 2015-03-02)
update to rustc 1.0.0-nightly (157614249 2015-03-01) (built 2015-03-02)

gifnksm/srither,gifnksm/srither,gifnksm/SLSR,gifnksm/srither,gifnksm/SLSR,gifnksm/SLSR