fish, 14 bytes

Result

AC

Duration

1004ms

Code [DL]

iiii~i:i-?~oii

stdin

711 779
718 375
955 852
366 811
653 952
455 558
516 618
133 886
355 568
786 881
571 617
886 833
239 134
262 817
142 214
133 336
156 339
924 279
997 538
325 992
638 387
214 587
298 884
361 164
348 447
388 781
697 978
828 387
357 764
322 245
511 727
929 998

stdout

78563568581692233479848148787219

stderr

something smells fishy...

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7fff43b4e4c0 /* 7 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x5606a0bdcd68 /* 7 vars */) = 0
12    execve("/usr/bin/python3", ["/usr/bin/python3", "/root/fish.py", "/volume/CODE"], 0x5606a2802028 /* 7 vars */ <unfinished ...>
11    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
12    <... execve resumed>)             = 0
12    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=6, si_stime=1} ---
10    +++ exited with 0 +++