ptxas info    : Used 127 registers, 340 bytes cmem[0]
ptxas info    : Compiling entry function '_Z18cuda_pre_keccak512Pjj' for 'sm_52'
ptxas info    : Function properties for _Z18cuda_pre_keccak512Pjj
    0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : Used 168 registers, 332 bytes cmem[0]
/usr/local/cuda/bin/nvcc  -I. -I/usr/local/cuda/include -O3 -lineno -Xcompiler -Wall  -D_FORCE_INLINES -gencode=arch=compute_20,code=\"sm_21,compute_20\" -o scrypt/salsa_kernel.o -c scrypt/salsa_kernel.cu
nvcc fatal   : Unsupported gpu architecture 'compute_20'
Makefile:2722: recipe for target 'scrypt/salsa_kernel.o' failed
make[2]: *** [scrypt/salsa_kernel.o] Error 1
make[2]: *** Waiting for unfinished jobs....
ptxas info    : 0 bytes gmem, 588 bytes cmem[3]
ptxas info    : Compiling entry function '_Z16cuda_post_sha256PjS_S_S_' for 'sm_50'
ptxas info    : Function properties for _Z16cuda_post_sha256PjS_S_S_
    0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : Used 51 registers, 352 bytes cmem[0], 4 bytes cmem[2]
ptxas info    : Compiling entry function '_Z15cuda_pre_sha256PjS_S_j' for 'sm_50'
ptxas info    : Function properties for _Z15cuda_pre_sha256PjS_S_j
    160 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : Used 119 registers, 348 bytes cmem[0], 28 bytes cmem[2]
ptxas info    : Function properties for _Z21cuda_sha256_transformPjPKj
    0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : 0 bytes gmem, 588 bytes cmem[3]
ptxas info    : Compiling entry function '_Z16cuda_post_sha256PjS_S_S_' for 'sm_52'
ptxas info    : Function properties for _Z16cuda_post_sha256PjS_S_S_
    0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : Used 51 registers, 352 bytes cmem[0], 4 bytes cmem[2]
ptxas info    : Compiling entry function '_Z15cuda_pre_sha256PjS_S_j' for 'sm_52'
ptxas info    : Function properties for _Z15cuda_pre_sha256PjS_S_j
    160 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : Used 119 registers, 348 bytes cmem[0], 28 bytes cmem[2]
ptxas info    : Function properties for _Z21cuda_sha256_transformPjPKj
    0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : 0 bytes gmem
ptxas info    : Compiling entry function '_Z24x13_fugue512_gpu_hash_64jPm' for 'sm_50'
ptxas info    : Function properties for _Z24x13_fugue512_gpu_hash_64jPm
    0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : Used 79 registers, 4096 bytes smem, 340 bytes cmem[0], 20 bytes cmem[2], 1 textures
ptxas info    : 0 bytes gmem
ptxas info    : Compiling entry function '_Z24x13_fugue512_gpu_hash_64jPm' for 'sm_52'
ptxas info    : Function properties for _Z24x13_fugue512_gpu_hash_64jPm
    0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : Used 79 registers, 4096 bytes smem, 340 bytes cmem[0], 20 bytes cmem[2], 1 textures
ptxas info    : Overriding global maxrregcount 128 with entry-specific value 72 computed using thread count
ptxas info    : Overriding global maxrregcount 128 with entry-specific value 72 computed using thread count
ptxas info    : 0 bytes gmem, 4224 bytes cmem[3]
ptxas info    : Compiling entry function '_Z26x11_shavite512_gpu_hash_80jjPv' for 'sm_50'
ptxas info    : Function properties for _Z26x11_shavite512_gpu_hash_80jjPv
    24 bytes stack frame, 32 bytes spill stores, 32 bytes spill loads
ptxas info    : Used 72 registers, 4096 bytes smem, 336 bytes cmem[0], 76 bytes cmem[2]
ptxas info    : Compiling entry function '_Z26x11_shavite512_gpu_hash_64jjPmPj' for 'sm_50'
ptxas info    : Function properties for _Z26x11_shavite512_gpu_hash_64jjPmPj
    0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : Used 72 registers, 4096 bytes smem, 344 bytes cmem[0], 72 bytes cmem[2]
ptxas info    : Overriding global maxrregcount 128 with entry-specific value 72 computed using thread count
ptxas info    : Overriding global maxrregcount 128 with entry-specific value 72 computed using thread count
ptxas info    : 0 bytes gmem, 4224 bytes cmem[3]
ptxas info    : Compiling entry function '_Z26x11_shavite512_gpu_hash_80jjPv' for 'sm_52'
ptxas info    : Function properties for _Z26x11_shavite512_gpu_hash_80jjPv
    24 bytes stack frame, 32 bytes spill stores, 32 bytes spill loads
ptxas info    : Used 72 registers, 4096 bytes smem, 336 bytes cmem[0], 76 bytes cmem[2]
ptxas info    : Compiling entry function '_Z26x11_shavite512_gpu_hash_64jjPmPj' for 'sm_52'
ptxas info    : Function properties for _Z26x11_shavite512_gpu_hash_64jjPmPj
    0 bytes stack frame, 0 bytes spill stores, 0 bytes spill loads
ptxas info    : Used 72 registers, 4096 bytes smem, 344 bytes cmem[0], 72 bytes cmem[2]
make[2]: Leaving directory '/home/jz/Downloads/ccminer-2.2.3-tpruvot'
Makefile:2201: recipe for target 'all-recursive' failed
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory '/home/jz/Downloads/ccminer-2.2.3-tpruvot'
Makefile:654: recipe for target 'all' failed
make: *** [all] Error 2