Raytrace complete.
rt -F1: -s 512
mged> BRL-CAD Release 7.10.0   The BRL-CAD Raytracer RT
    Thu Apr 12 14:51:20 EST 2007, Compilation 51
    IriX64@FthrNtr:/home/IriX64/brlcad-7.10.0/brlcad-7.10.0/src/rt
BRL-CAD Release 7.10.0   The BRL-CAD Ray-Tracing Library
    Thu Apr 12 14:28:25 EST 2007, Compilation 4
    IriX64@FthrNtr:/home/IriX64/brlcad-7.10.0/brlcad-7.10.0/src/librt
BRL-CAD Release 7.10.0   The BRL-CAD Numerical Computation Library
    Thu Apr 12 14:27:18 EST 2007, Compilation 3
    IriX64@FthrNtr:/home/IriX64/brlcad-7.10.0/brlcad-7.10.0/src/libbn
BRL-CAD Release 7.10.0   The BRL-CAD Utility Library
    Thu Apr 12 14:25:36 EST 2007, Compilation 3
    IriX64@FthrNtr:/home/IriX64/brlcad-7.10.0/brlcad-7.10.0/src/libbu

Compile-time debug symbols are available
Running on FthrNtr
/usr/brlcad-7.10.0/bin/rt -M -F1: -s 512
opendb cray.g;
tree all;
db title:  Cray X-MP section
DIRBUILD: cpu = 1e-05 sec, elapsed = 0.001 sec