r0 = creat(&(0x7f0000000100)='./file0\x00', 0x0)
r1 = creat(&(0x7f00000002c0)='./file0\x00', 0x0)
pwrite64(r1, &(0x7f0000000140)="af", 0x1, 0x0)
dup2(r0, r1)