Hi,
I am unable to mine, got only:

[2020-04-21 15:10:56] 499 Submitted Diff 1.8314e-08, Block 48792, Job 000004b5
^C[2020-04-21 15:10:56] SIGINT received, exiting
[2020-04-21 15:10:56] 495 A0 S0 Rejected 495 B0, 0.052 sec (168ms)
                      Diff 2.0742e-08 (1.66e-11), Block 48792, Job 000004b5
                      Hash:   02dfa76c2f22dc6000000000...
                      Target: 03e800000000000000000000...

Using:
./cpuminer -a yespower -o stratum+tcp://pool.tdcoincore.org:8333 -u wallet_adress -p x

Where migh be a problem?