go-runtime.pl

#!/usr/bin/perl

use warnings;
use strict;

my $bin=$ARGV[0];

my @line = split /\s+/, `nm $bin |grep runtime.buildVersion`;
my $addr = hex($line[0]);
my $end = $addr + 16;

@line = split /\s+/, `objdump -s --start-addr=$addr --stop-addr=$end $bin |grep '^ '`;
($addr, $end) = (unpack("V", pack("H*", $line[2])), unpack("V", pack("H*", $line[4])));
$end += $addr;

@line = split /\s+/, `objdump -s --start-addr=$addr --stop-addr=$end $bin |grep '^ '`;
print $line[$#line], "\n";

For Mac users this doesn't work out of the box, you need to install binutils with homebrew and replace nm and objdump with gnm and gobjdump.