recurse, 99 bytes

Result

WA

Code [DL]

$.......................
...v{%m}2%a}%s}3{<<<<<<<
>0{>[{%?{5}r.%......^...
$.......................

stdin

01110001
11010010
01010011
00101101
00000001
00100101
00100100
10010011
11101110
01000110
00000000
00000010
00010000
00000011
00011100
10011001
00010101
11100010
01101111
00000110
10011101
10111110
01000011
01011011
10001000
01101110
00001010
01101001
10111111
11000101
11111110
11011100
11100111
01110000
01100010
01001110
00001111
11111011
00110111
11010011
11110001
11110010
10111110
01100110
11111101
01111000
11010010
01000010
10101011
10000110

stdout

0300

stderr

Traceback (most recent call last):
  File "/home/esolang/interpreters/recurse.py", line 221, in <module>
    rr.run()
  File "/home/esolang/interpreters/recurse.py", line 84, in run
    rr = self.executeInstruction()
  File "/home/esolang/interpreters/recurse.py", line 185, in executeInstruction
    aa = self.left.pop()
IndexError: pop from empty list

strace