Test W+RWC+pooncerelease+poacquireacquire+fencembonceonce

LISA W+RWC+pooncerelease+poacquireacquire+fencembonceonce
"PodWWOnceRelease RfeReleaseAcquire PodRRAcquireAcquire FreAcquireOnce FenceMbdWROnceOnce FreOnceOnce"
Cycle=PodRRAcquireAcquire FreAcquireOnce FenceMbdWROnceOnce FreOnceOnce PodWWOnceRelease RfeReleaseAcquire
Relax=FreAcquireOnce RfeReleaseAcquire
Safe=PodRRAcquireAcquire FreOnceOnce FenceMbdWROnceOnce PodWWOnceRelease
Prefetch=0:x=F,0:y=W,1:y=F,1:z=T,2:z=F,2:x=T
Com=Rf Fr Fr
Orig=PodWWOnceRelease RfeReleaseAcquire PodRRAcquireAcquire FreAcquireOnce FenceMbdWROnceOnce FreOnceOnce
{
}
 P0             | P1              | P2           ;
 w[once] x 1    | r[acquire] r0 y | w[once] z 1  ;
 w[release] y 1 | r[acquire] r1 z | f[mb]        ;
                |                 | r[once] r0 x ;
Observed
    2:r0=0; 1:r1=0; 1:r0=1;