The emulator program gets into a dead circle

[likmin]

How long would the tests running on the emulator? When I try to run the tests on the emulator, they haven't ended after a night. And the screen shows as follow:
C 0: 1592600 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592601 [0] pc=[0000000000] W[r 0=0000000000000000][0] R[r 2=00000000400000e3] R[r 0=0000000000000003] inst=[0001041f] unknown
C 0: 1592602 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000000] inst=[0001041f] unknown
C 0: 1592603 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000002] inst=[0001041f] unknown
C 0: 1592604 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592605 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592606 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592607 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592608 [0] pc=[0000000000] W[r 0=0000000000000000][0] R[r 2=00000000400000e3] R[r 0=0000000000000003] inst=[0001041f] unknown
C 0: 1592609 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000000] inst=[0001041f] unknown
C 0: 1592610 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000002] inst=[0001041f] unknown
C 0: 1592611 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592612 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592613 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592614 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592615 [0] pc=[0000000000] W[r 0=0000000000000000][0] R[r 2=00000000400000e3] R[r 0=0000000000000003] inst=[0001041f] unknown
C 0: 1592616 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000000] inst=[0001041f] unknown
C 0: 1592617 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000002] inst=[0001041f] unknown
C 0: 1592618 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592619 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592620 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592621 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592622 [0] pc=[0000000000] W[r 0=0000000000000000][0] R[r 2=00000000400000e3] R[r 0=0000000000000003] inst=[0001041f] unknown
C 0: 1592623 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000000] inst=[0001041f] unknown
C 0: 1592624 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000002] inst=[0001041f] unknown
C 0: 1592625 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592626 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592627 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592628 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000004] inst=[0001041f] unknown
C 0: 1592629 [0] pc=[0000000000] W[r 0=0000000000000000][0] R[r 2=00000000400000e3] R[r 0=0000000000000003] inst=[0001041f] unknown
C 0: 1592630 [0] pc=[0000000002] W[r 0=0000000000000002][0] R[r 2=00000000400000e3] R[r 0=0000000000000000] inst=[0001041f] unknown

and I check the RV32/64G instruction set Listings. I haven't found the instruction with opcodes 0011111.
So could anyone give me some advics？