Test ISA2+poreleaserelease+poacquireonce+fencembonceonce

LISA ISA2+poreleaserelease+poacquireonce+fencembonceonce
"PodWWReleaseRelease RfeReleaseAcquire PodRWAcquireOnce RfeOnceOnce FenceMbdRROnceOnce FreOnceRelease"
Cycle=PodRWAcquireOnce RfeOnceOnce FenceMbdRROnceOnce FreOnceRelease PodWWReleaseRelease RfeReleaseAcquire
Relax=FreOnceRelease RfeReleaseAcquire
Safe=PodRWAcquireOnce RfeOnceOnce FenceMbdRROnceOnce PodWWReleaseRelease
Prefetch=0:x=F,0:y=W,1:y=F,1:z=W,2:z=F,2:x=T
Com=Rf Rf Fr
Orig=PodWWReleaseRelease RfeReleaseAcquire PodRWAcquireOnce RfeOnceOnce FenceMbdRROnceOnce FreOnceRelease
{
}
 P0             | P1              | P2           ;
 w[release] x 1 | r[acquire] r0 y | r[once] r0 z ;
 w[release] y 1 | w[once] z 1     | f[mb]        ;
                |                 | r[once] r1 x ;
Observed
    2:r1=0; 2:r0=1; 1:r0=1;