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use threads; use threads::shared; ... uname -a Linux c2t17958.xxxx.xxxx.net 2.6.32-642.11.1.el6.x86_64 #1 SMP Wed Oct + 26 10:25:23 EDT 2016 x86_64 x86_64 x86_64 GNU/Linux
"*** glibc detected *** perl: double free or corruption (!prev): 0x000 +07f9594461ca0 ***"