GPU_PTX Z6.3+membar.cta+po+po-p0:p1:p2-xsygzg
"Mcta-d-Ws-Wg Ws-w-g Po-d-Wg-Wg Rf-w-g Po-d-Rg-Rs Fr-w-s"

{}

 P0                 | P1                 | P2                 ;
 mov.s32 r0, 1      | mov.s32 r0, 2      | ld.cg.s32 r0, [r1] ;
 st.cg.s32 [r1], r0 | st.cg.s32 [r1], r0 | ld.cg.s32 r2, [r3] ;
 membar.cta         | mov.s32 r2, 1      |                    ;
 mov.s32 r2, 1      | st.cg.s32 [r3], r2 |                    ;
 st.cg.s32 [r3], r2 |                    |                    ;

exists (0::y=2 /\ 2:r0=1 /\ 2:r2=0)
(device (kernel (cta (warp P0) (warp P1) (warp P2))))
x:local; y:global; z:global
Generated assembler
//START _litmus_P2
	ld.cg.s32 sr02, [sr12] ;
	ld.cg.s32 sr22, [sr32] ;
//START _litmus_P1
	mov.s32 sr01, 2 ;
	st.cg.s32 [sr11], sr01 ;
	mov.s32 sr21, 1 ;
	st.cg.s32 [sr31], sr21 ;
//START _litmus_P0
	mov.s32 sr00, 1 ;
	st.cg.s32 [sr10], sr00 ;
	membar.cta ;
	mov.s32 sr20, 1 ;
	st.cg.s32 [sr30], sr20 ;

Binary '/tmp/dir9f4775.tmp/Z6.3+membar.cta+po+po-p0:p1:p2-xsygzg-0.exe' successfully loaded
Specification clusters: 3
Specification: [[(816, 3, 'R5'), (817, 3, 'R4')], [(888, 2, 'R10'), (890, 2, 'R8')], [(962, 2, 'R8'), (964, 2, 'R10')]]
Cluster 0: OK
Cluster 1: OK
Cluster 2: OK
!!SUCCESS!!
Test Z6.3+membar.cta+po+po-p0:p1:p2-xsygzg Allowed
Histogram (7 states)
15734 :>2:r0=0; 2:r2=0; 0::y=1;
6261  :>2:r0=1; 2:r2=0; 0::y=1;
7834  :>2:r0=0; 2:r2=1; 0::y=1;
11369 :>2:r0=1; 2:r2=1; 0::y=1;
1715  :>2:r0=0; 2:r2=0; 0::y=2;
5704  :>2:r0=0; 2:r2=1; 0::y=2;
1383  :>2:r0=1; 2:r2=1; 0::y=2;
No

Witnesses
Positive: 0, Negative: 50000
Condition exists (0::y=2 /\ 2:r0=1 /\ 2:r2=0) is NOT validated
Observation Z6.3+membar.cta+po+po-p0:p1:p2-xsygzg Never 0 50000
Time Z6.3+membar.cta+po+po-p0:p1:p2-xsygzg 5.15

  -- device info --
Name:                           GeForce GTX 750 Ti
Major revision number:          5
Minor revision number:          0
Total global memory:            2147287040
Total shared memory per block:  49152
Number of multiprocessors:      5

Machine: formal
Revision 1383, version 5.01 GPU_PTX experimental backend
Command line: ./litmus -mach GTX750.cfg -a 8 -gpu-verf-comp true big_bucket/Z6.3+membar.cta+po+po-p0:p1:p2-xsygzg-0.litmus -s 50000
Parameters
#ifndef SIZE_OF_TEST
#define SIZE_OF_TEST 50000
#endif
#ifndef NUMBER_OF_RUN
#define NUMBER_OF_RUN 1
#endif
/* cc options: -arch=sm_50 */
/* barrier: user */
/* speedcheck: no */
/* gpu_general_bc: true */
/* gpu_mem_stress: true */
/* gpu-rand-threads: true */
/* gpu_cuda: true */
/* gpu_gen_addr: true */
/* gpu_cvt_global_to_gen: true */
/* gpu_cvt_shared_to_gen: true */
/* gpu_max_ctas: 5 */
/* gpu_min_ctas: 4 */
/* gpu_max_threads: 256 */
/* gpu_min_threads: 128 */