.
Thread 4 (Thread 0x7fc1f7ac1700 (LWP 6690)):
#0  0x00007fc212db53dd in unlink () at ../sysdeps/unix/syscall-template.S:83
No locals.
#1  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 3 (Thread 0x7fc20b48d700 (LWP 6685)):
#0  0x00007fc212db53dd in unlink () at ../sysdeps/unix/syscall-template.S:83
No locals.
#1  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7fc20bc8e700 (LWP 6684)):
#0  0x00007fc212db53dd in unlink () at ../sysdeps/unix/syscall-template.S:83
No locals.
#1  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fc215b7d9c0 (LWP 6683)):
#0  0x00007fc2150cc536 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#1  0x0000000000000000 in ?? ()
No symbol table info available.