GPU_PTX Z6.5+po+po+membar.cta-p0:p2::p1-xsygzg
"Po-d-Ws-Wg Ws-c-g Po-d-Wg-Wg Ws-c-g Mcta-d-Wg-Rs Fr-w-s"

{}

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

exists (0::y=2 /\ 1::z=2 /\ 2:r2=0)
(device (kernel (cta (warp P0) (warp P2)) (cta (warp P1))))
x:local; y:global; z:global
Generated assembler
//START _litmus_P2
	mov.s32 sr02, 2 ;
	st.cg.s32 [sr12], sr02 ;
	membar.cta ;
	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 ;
	mov.s32 sr20, 1 ;
	st.cg.s32 [sr30], sr20 ;

Binary '/tmp/dir34db64.tmp/Z6.5+po+po+membar.cta-p0:p2::p1-xsygzg-0.exe' successfully loaded
Specification clusters: 3
Specification: [[(704, 2, 'R12'), (707, 3, 'R0')], [(760, 2, 'R14'), (763, 2, 'R12')], [(815, 2, 'R12'), (817, 2, 'R14')]]
Cluster 0: OK
Cluster 1: OK
Cluster 2: OK
!!SUCCESS!!
Test Z6.5+po+po+membar.cta-p0:p2::p1-xsygzg Allowed
Histogram (8 states)
3984  :>2:r2=0; 0::y=1; 1::z=1;
19101 :>2:r2=1; 0::y=1; 1::z=1;
996   :>2:r2=0; 0::y=2; 1::z=1;
13506 :>2:r2=1; 0::y=2; 1::z=1;
806   :>2:r2=0; 0::y=1; 1::z=2;
9434  :>2:r2=1; 0::y=1; 1::z=2;
49    *>2:r2=0; 0::y=2; 1::z=2;
2124  :>2:r2=1; 0::y=2; 1::z=2;
Ok

Witnesses
Positive: 49, Negative: 49951
Condition exists (0::y=2 /\ 1::z=2 /\ 2:r2=0) is validated
Observation Z6.5+po+po+membar.cta-p0:p2::p1-xsygzg Sometimes 49 49951
Time Z6.5+po+po+membar.cta-p0:p2::p1-xsygzg 18.06

  -- device info --
Name:                           GeForce GTX TITAN
Major revision number:          3
Minor revision number:          5
Total global memory:            6442123264
Total shared memory per block:  49152
Number of multiprocessors:      14

Machine: formal
Revision 1383, version 5.01 GPU_PTX experimental backend
Command line: ./litmus -mach GTXTitan.cfg -a 8 -gpu-verf-comp true big_bucket/Z6.5+po+po+membar.cta-p0:p2::p1-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_35 */
/* 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: 14 */
/* gpu_min_ctas: 10 */
/* gpu_max_threads: 512 */
/* gpu_min_threads: 128 */