GPU_PTX R-p0:p1-xsyg
"Po-d-Ws-Wg Ws-w-g Po-d-Wg-Rs Fr-w-s"

{}

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

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

Binary '/tmp/dir502d49.tmp/R-p0:p1-xsyg-0.exe' successfully loaded
Specification clusters: 2
Specification: [[(650, 2, 'R8'), (649, 3, 'R0')], [(725, 2, 'R8'), (727, 2, 'R10')]]
Cluster 0: OK
Cluster 1: OK
!!SUCCESS!!
Test R-p0:p1-xsyg Allowed
Histogram (4 states)
30473 :>1:r2=0; 0::y=1;
2196  :>1:r2=1; 0::y=1;
2072  *>1:r2=0; 0::y=2;
15259 :>1:r2=1; 0::y=2;
Ok

Witnesses
Positive: 2072, Negative: 47928
Condition exists (0::y=2 /\ 1:r2=0) is validated
Observation R-p0:p1-xsyg Sometimes 2072 47928
Time R-p0:p1-xsyg 2.20

  -- 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/R-p0:p1-xsyg-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 */