Test IRWIW+poacquirerelease+pooncerelease+OnceRelease

LISA IRWIW+poacquirerelease+pooncerelease+OnceRelease
"RfeOnceAcquire PodRWAcquireRelease WseReleaseRelease RfeReleaseOnce PodRWOnceRelease WseReleaseOnce"
Cycle=PodRWAcquireRelease WseReleaseRelease RfeReleaseOnce PodRWOnceRelease WseReleaseOnce RfeOnceAcquire
Relax=RfeOnceAcquire RfeReleaseOnce WseReleaseOnce WseReleaseRelease
Safe=PodRWAcquireRelease PodRWOnceRelease
Prefetch=1:x=F,1:y=W,3:y=F,3:x=W
Com=Rf Ws Rf Ws
Orig=RfeOnceAcquire PodRWAcquireRelease WseReleaseRelease RfeReleaseOnce PodRWOnceRelease WseReleaseOnce
{
}
 P0          | P1              | P2             | P3             ;
 w[once] x 2 | r[acquire] r0 x | w[release] y 2 | r[once] r0 y   ;
             | w[release] y 1  |                | w[release] x 1 ;
Observed
    y=2; x=2; 3:r0=2; 1:r0=2;