fish, 30 bytes

Result

AC

Duration

939ms

Code [DL]

48*v
!~o>{:?!;1-iiii~i:ii~i~=?

stdin

336 536
955 744
561 619
573 372
814 681
689 114
955 157
115 145
469 663
673 276
244 441
498 834
848 339
633 439
165 558
561 651
944 695
223 389
188 817
346 866
914 183
457 499
488 778
351 112
655 521
477 774
727 226
466 332
884 482
685 759
396 966
932 169

stdout

65134155634833514386477157234562

stderr

something smells fishy...

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffecfd95050 /* 7 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x564f5205ed68 /* 7 vars */) = 0
12    execve("/usr/bin/python3", ["/usr/bin/python3", "/root/fish.py", "/volume/CODE"], 0x564f5384b028 /* 7 vars */ <unfinished ...>
11    +++ exited with 0 +++
12    <... execve resumed>)             = 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    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=5, si_stime=3} ---
10    +++ exited with 0 +++