golfish, 91 bytes

Result

AC

Duration

865ms

Code [DL]

00000000  d0 e2 80 01 e1 07 10 d1  e2 ed 20 12 12 d7 d3 d4  |.......... .....|
00000010  80 20 12 d2 d5 01 e1 e2  ed 80 e2 08 06 d1 81 e1  |. ..............|
00000020  80 e0 c0 e0 c0 d0 20 ed  e2 d1 d3 d5 d5 e2 80 81  |...... .........|
00000030  e3 07 11 e2 ed 00 20 01  12 12 e1 80 81 12 d2 d5  |...... .........|
00000040  00 01 e1 e2 ed 20 80 e3  08 06 d1 c1 10 ec 00 e1  |..... ..........|
00000050  80 ff ed 20 d0 c0 e1 06  d1 11 d1                 |... .......|
0000005b

stdin

                          T                       
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
                                                  
          K                                       

stdout

                          1
                          1
                          1
                          1
                          1
                          1
                          1
                          1
                          1
                          1
          11111111111111111

stderr

/root/golfish/golfish.rb:280: warning: constant ::Fixnum is deprecated

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffc21a7c180 /* 9 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x55be7d35c068 /* 9 vars */) = 0
12    execve("/usr/local/ruby-2.6.3/bin/ruby", ["/usr/local/ruby-2.6.3/bin/ruby", "/root/golfish/golfish.rb", "/volume/CODE"], 0x55be7d35c090 /* 9 vars */) = 0
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    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=10, si_stime=1} ---
10    +++ exited with 0 +++