emojicode, 146 bytes

Result

WA

Code [DL]

🏁 🍇
  🍮 bi 🔤00100100🔤
  🍮 dc 0
  🔂 i ⏩ 0 8 🍇
    🍊 😛 bi i 🔟1 🍇
      😀 🔤HELLO🔤
    🍉
  🍉
🍉

stdin

10010000
10001111
10010001
01010100
01001000
01000011
01011011
01010110
11100111
10011001
11001011
10011011
00001010
00100100
01111000
01101001
00000011
10011001
10001000
10010010
11111101
11010010
11010110
00000000
00001111
11000100
00111110
11011111
10101110
11111110
00101101
11101101
10111100
00011100
00110111
10111001
00111000
00000110
10100101
01000010
10001010
10101011
01001110
11110010
01101001
00010101
10111110
00111111
00000001
10001110

stdout

stderr

🚨 line 5 column 18 /tmp/code.emojic: s🚂 is not compatible to s🔡.
🚨 Fatal Error: File couldn't be opened.
rm: cannot remove '/tmp/code.emojib': No such file or directory

strace