recurse, 77 bytes

Result

WA

Code [DL]

$  v{m}2{a}s}3{<va}2{]<<
>0{>[{?{5}r    @>}}s{ @1%$.
$  ^{               %0<.

stdin

00011100
01000001
00000011
11101010
01011110
00000001
00100100
01001110
00001111
00000110
01011101
01101001
11010010
11111010
00111100
01000000
00111001
11100001
00000000
10101011
00111011
10000010
11100000
10001000
11111101
11100111
01011011
00010101
00000001
10111110
11000100
01011100
01101000
10011001
01001111
10101010
11111011
11110101
11001000
10101100
11010101
01111000
10001100
00110111
00101101
00000001
10011110
11110011
01000010
00001010

stdout

stderr

Traceback (most recent call last):
  File "/home/esolang/interpreters/recurse.py", line 217, in <module>
    pp = Recurse( ff )
  File "/home/esolang/interpreters/recurse.py", line 48, in __init__
    funcName, funcLines
  File "/home/esolang/interpreters/recurse.py", line 21, in __init__
    assert self.rightEntry != None
AssertionError

strace