*HEADING
Testing std-std import of rigid elements
and contact definitions
First Standard Analysis
*RESTART,WRITE
*NODE
 1, 
 11,10
*NGEN, NSET=N1
 1,11
*NCOPY, OLDSET=N1, NEWSET=N2, SHIFT, CHANGE=20
 0.,0.,1.

*NODE, NSET=REF
 999,5,-1,0.5
*ELEMENT, TYPE=R3D4, ELSET=RIG
 1,1,21,26,6
 2,6,26,31,11
*NODE, NSET=BOT
 101,1,1,0.1
 102,2,1,0.1
 105,1,1,0.9
 106,2,1,0.9
*NODE, NSET=TOP
 103,2,2,0.1
 104,1,2,0.1
 107,2,2,0.9
 108,1,2,0.9
*ELEMENT, TYPE=C3D8, ELSET=DEF
 101,101,102,103,104,105,106,107,108,109
*SOLID SECTION, ELSET=DEF, MATERIAL=MAT
*MATERIAL, NAME=MAT
*ELASTIC
 2.0E11, 0.3
*DENSITY
 1000., 
*BOUNDARY
 999,1,6
*SURFACE,TYPE=ELEMENT, NAME=MA
 RIG, SPOS
*SURFACE,TYPE=ELEMENT, NAME=SL
 DEF,S3
*RIGID BODY, ELSET=RIG, REFNODE=999
*CONTACT PAIR, INTERACTION=INT, TYPE=SURFACE
 SL, MA
*SURFACE INTERACTION, NAME=INT
*FRICTION
0.1
**
*FILE FORMAT, ZERO INC
*STEP, NLGEOM, UNSYMM=YES
*STATIC
1.0,1.0
*BOUNDARY
 TOP,2,2,-1.2
 TOP,1,1,0.0
 TOP,3,3,0.0
*EL FILE, ELSET=DEF
 S,LE
*NODE FILE
 U,
 COORD,
*ENERGY FILE
*CONTACT FILE
*OUTPUT, FIELD
*CONTACT OUTPUT
CSTRESS,CDISP
*ELEMENT OUTPUT
 S,LE
*NODE OUTPUT
 U,
 COORD,
*END STEP
*STEP, NLGEOM, UNSYMM=YES
*STATIC
 0.05,1.0
*BOUNDARY
 TOP,1,1,5.0
*EL FILE, ELSET=DEF
 S,LE
*NODE FILE
 U,
 COORD,
*ENERGY FILE
*CONTACT FILE
*END STEP