vim, 16 bytes

Result

WA

Code [DL]

:%s/1/2/g
:wq

Disassembly

:%s/1/2/g<CR><NL>:wq<CR><NL>

stdin

2737885773809126952190489218277375814915931256842436604049553761413985407628776510601363567411627837

stdout

2737885773809226952290489228277375824925932256842436604049553762423985407628776520602363567422627837

stderr

strace