copos-rb, 3616 bytes

Result

WA

Duration

985ms

Code [DL]

Disassembly

#!ruby -p
$_[I||=$_=~/T/]=?T
$_[/K */]&&=?K*$&.size

stdin

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  K                                               

stdout

stderr

(eval):2:in `<main>': undefined method `[]=' for nil:NilClass (NoMethodError)
	from /root/copos-rb/copos.rb:1:in `eval'
	from /root/copos-rb/copos.rb:1:in `<main>'

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7fffa703b6b0 /* 9 vars */) = 0
12    execve("/usr/local/ruby-2.6.3/bin/ruby", ["/usr/local/ruby-2.6.3/bin/ruby", "/root/copos-rb/copos.rb", "/volume/CODE"], 0x56180fe19090 /* 9 vars */) = 0
11    execve("/bin/cat", ["cat", "-"], 0x56180fe19068 /* 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 1 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=1, si_utime=8, si_stime=2} ---
10    +++ exited with 1 +++