loading allocating terrain math

hello desolated for my English is not good, I just bought rust by steam and the game does not work, it stops at “” loading allocating terrain math “” who can help me? please
Win 7
Graphic card GTX 750 ( last update made)
processor AMD FX 8350 8 core
8 GB ram

this morning I had two files that I put here file crash.DMP and error
http://www.partage-facile.com/FT2AW44XQT/crash.dmp.html
And file error
http://www.partage-facile.com/2QU59C62U6/error.log.html
click here for DL
http://img11.hostingpics.net/pics/417489Sanstitre.jpg

UP