simula, 45 bytes

Result

WA

Code [DL]

Integer i;
For i:= 1 until 50 do OutInt(i,5);

stdin

10101011
00000000
00100100
11111101
01011011
01110111
01110000
00101101
10100010
00011100
11010001
00000110
11000000
10001000
01110010
10110010
00010101
00010000
00110111
01111000
01001110
10101110
00111010
11001001
00010101
10101011
01101001
10100100
01000010
10011001
01111010
11110101
10110110
10111110
00000001
11100111
01000011
11010100
00101111
00100101
00110100
11010010
00110011
01010000
00000011
00001111
00100011
00111110
00001010
11100001

stdout

stderr

Compiling /tmp/code.sim:
"/tmp/code.sim", line 1: Syntax error.
"/tmp/code.sim", line 2: Syntax error.
/home/esolang/bin/simula: line 6: /tmp/code: No such file or directory
rm: cannot remove '/tmp/code': No such file or directory

strace